Endo ZS-02 User manual

For safe and correct operation of the product, please be sure to read this manual and fully
understand its content before use.
After reading, keep the manual safe so that you can find and use it readily.
In case of resale or transfer of this product, make sure to transfer the manual to the new owner.
Instruction Manual
ZENMAI MOTOR
ZS-02
ZS-05
ZS-08
ZS-16
ZS-24
ZW-16
ZW-32
ZW-48
BM-10151a
Issued in September
2017
16
32
ZW
-
48
48

Introduction
Thank you very much for purchasing the Zenmai Motor. To prevent any trouble and obtain the best
performance, please be sure to read this Instruction Manual and fully understand its content.
Notation in this Instruction Manual
Hazard levels
This product is designed with ultimate priority on the safety of operators. However, due to the
nature of the system, there are risks that cannot be removed.
In this manual, the level of significance and risk is defined and indicated in two stages, “WARNING”
and “CAUTION”. Thoroughly read and fully understand the indicated items before operating the
product and performing maintenance procedures. The indications for “WARNING” and “CAUTION”
are described below in order of risk significance (WARNING > CAUTION).
WARNING
A situation that, if mishandled, may cause death or serious disability.
CAUTION
A situation that, if mishandled, may cause minor or moderate injury, or
property damage.
The extent of the problem described above (disability, injury, and property damage) is defined as
follows.
Serious disability: Loss of eyesight, wound, burn (high-temperature or low-temperature), electric
shock, bone fracture, poisoning, and other injuries that leave aftereffects and
that require hospitalization or long-term outpatient treatment.
Moderate injury: Burn, electric shock, bone fracture, and other injuries that do not require
hospitalization or long-term outpatient treatment.
Minor injury: Scratch, bruise, laceration, and other injuries that have a minor impact on
health.
Property damage: Extended damage to buildings, household articles, and injury to domestic
animals or pets.
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A situation that, if mishandled, may cause minor
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The extent of the problem described above (disability, injury, and property damage) is defined asThe extent of the problem described above (disability, injury, and property damage) is defined as
Loss of eyesight, wound, burn (highLoss of eyesight, wound, burn (high
e fracture, poisoning, and other injuries that leave aftereffects ande fracture, poisoning, and other injuries that leave aftereffects and
that require hospitalization or longthat require hospitalization or long
Burn, electric shock, bone fracture, and other injuries that do not requireBurn, electric shock, bone fracture, and other injuries that do not require
hospitalization or longhospitalization or long
Scratch, bruise, laceration, and other injuries that have a minor impact on
Scratch, bruise, laceration, and other injuries that have a minor impact on
from http://www.endo-kogyo.co.jp/
A situation that, if mishandled, may cause death or serious disability.
A situation that, if mishandled, may cause death or serious disability.
A situation that, if mishandled, may cause minorA situation that, if mishandled, may cause minor
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
The extent of the problem described above (disability, injury, and property damage) is defined asThe extent of the problem described above (disability, injury, and property damage) is defined as
Loss of eyesight, wound, burn (highLoss of eyesight, wound, burn (high
e fracture, poisoning, and other injuries that leave aftereffects ande fracture, poisoning, and other injuries that leave aftereffects and
that require hospitalization or longthat require hospitalization or long
Burn, electric shock, bone fracture, and other injuries that do not requireBurn, electric shock, bone fracture, and other injuries that do not require
hospitalization or longhospitalization or long
-
term
Scratch, bruise, laceration, and other injuries that have a minor impact onScratch, bruise, laceration, and other injuries that have a minor impact on
Extended damage to buildings, household articles, and injury to domesticExtended damage to buildings, household articles, and injury to domestic
animals or pets.animals or pets.

Contents
Introduction............................................................................................................................ 1
Notation in this Instruction Manual.................................................................................. 1
Hazard levels ...........................................................................................................................1
1. Signs and Precautions for Handling................................................................................. 3
1-1 Labels ................................................................................................................... 3
1-1-1 Types of label and nameplate ....................................................................................3
1-1-2 Locations of label and nameplate ..............................................................................3
1-2 Precautions for handling..................................................................................... 4
2. Unpacking and Installation................................................................................................ 5
2-1 Packaging arrangement and transportation ...................................................... 5
2-2 Checks after unpacking ...................................................................................... 5
nPacking contents (main equipment only) ..................................................................5
nOptional parts (sold separately).................................................................................5
2-3 Disposal of packing materials ............................................................................ 5
3. Product Description........................................................................................................... 6
3-1 Components......................................................................................................... 6
3-1-1 Main equipment of Zenmai Motor (external view)......................................................6
3-1-2 Main equipment of Zenmai Motor (internal view).......................................................6
3-1-3 Single axis shaft set (optional part)............................................................................6
3-1-4 Dual axes shaft set (optional part) .............................................................................6
3-2 Product specifications ........................................................................................ 7
3-3 Operating environment ....................................................................................... 7
3-4 Disposal of product ............................................................................................. 7
4. Installation.......................................................................................................................... 7
4-1 Preparation and checks before installation ....................................................... 7
4-1-1 Tools for installation....................................................................................................7
4-1-2 Check of installation location......................................................................................7
4-2 Shaft installation.................................................................................................. 8
4-2-1 Installation of optional shaft set..................................................................................8
4-2-2 Customer-manufactured shafts..................................................................................8
4-3 Installation procedures ....................................................................................... 9
4-3-1 Example of installation using grooves on side of main equipment............................9
4-3-2 Example of installation using spigot and M5 tapped holes........................................9
4-3-3 Example of installation using spigot and 㾃4.2 through holes.....................................9
5. Torque Adjustment........................................................................................................... 10
6. Maintenance ......................................................................................................................11
6-1 Daily inspections ................................................................................................11
7. Troubleshooting................................................................................................................11
7-1 Countermeasures ...............................................................................................11
8. Outline Drawings.............................................................................................................. 12
8-1 Drawings of main equipment and shaft installation........................................ 12
8-2 Pre-assembly insertion nut (optional part) ...................................................... 12
9. Parts List .......................................................................................................................... 13
9-1 Optional parts .................................................................................................... 13
9-1-1 Single axis shaft set .................................................................................................13
9-1-2 Dual axes shaft set...................................................................................................14
9-1-3 Pre-assembly insertion nut.......................................................................................14
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Main equipment of Zenmai Motor (internal view)
Main equipment of Zenmai Motor (internal view)
................................
................................
................................................................
................................................................
................................................................
................................................................
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................................
Preparation and checkPreparation and check
ss
before installationbefore installation
Tools for installationTools for installation
................................................................
Check of installation locatio
Check of installation locatio
Shaft installation
................................
................................
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
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from http://www.endo-kogyo.co.jp/
................................
before installationbefore installation
................................................................
Check of installation locatioCheck of installation locatio
n
n
................................
................................................................
Installation of optional shaft setInstallation of optional shaft set
manufactured shaftsmanufactured shafts
Installation proceduresInstallation procedures
Example of installation using grooves on side of main equipmentExample of installation using grooves on side of main equipment
Example of installation using spigot andExample of installation using spigot and
Example of installat
Example of installat
from http://www.endo-kogyo.co.jp/

1. Signs and Precautions for
Handling
1-1 Labels
Symbols for hazard classifications are indicated on the nameplate of the product.
WARNING
lThe operators must check the positions of all danger warning labels attached to
the product, and thoroughly read and fully understand the information on the
labels before performing any procedure.
l
If the warning labels are peeling off or deteriorated and become illegible, contact
us to replace them.
1-1-1 Types of label and nameplate
The following labels are attached to this product.
No.
Label appearance
Details
(1)
This is the nameplate of the product.
The model name and the maximum torque of the
product is indicated.
(2)
This label shows the rotation direction.
Rotating the shaft toward the direction of the arrow
generates torque.
1-1-2 Locations of label and nameplate
The label and nameplate are attached to the following locations of the product as shown below.
nZS-02䚸ZS-05䚸ZS-08, ZS-16, ZS-24
nZW-16, ZW-32, ZW-48
(1)
Nameplate
(2) Label
(1)
Nameplate
(2) Label
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This is the nameplate of the product.This is the nameplate of the product.
The model name and the maximum torque of the
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from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
This is the nameplate of the product.This is the nameplate of the product.
The model name and the maximum torque of theThe model name and the maximum torque of the
product is indicated.product is indicated.
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
Locations of label and nameplateLocations of label and nameplate
The label and nameplate are attached to the following locations of the product as shown below.
The label and nameplate are attached to the following locations of the product as shown below.

1-2 Precautions for handling
Incorrect handling of this product may cause damage to the product itself as well as an injury.
Thoroughly read the following precautions and be sure to heed the instructions when handling the
machinery.
WARNING
lDo not perform any modification or disassembly of the product.
l
Do not use the product overhead or in any locations where an injury may result.
CAUTION
lInstall the product correctly in accordance with the descriptions in this manual.
lDo not hold the keyway when you install the shaft.
The edge of the keyway may cause an injury.
lInstall the main equipment of the Zenmai Motor before rotating the shaft or the
parts that are installed on the shaft.
If
you rotate the shaft or the main equipment before installation, the shaft or the
main equipment may rotate when released and cause an injury.
lIf you install and operate the Zenmai Motor
on another device, install a safety cover
on the rotating part or attach a warning label to the device.
lIf the spring ruptures, there will be no torque or less torque generated.
If a loss of torque will create a safety risk, suitable precautions must be taken by
the customer.
lRotating the shaft or the parts that are installe
d on the shaft in the direction of the
arrow generates torque.
When you release the rotated shaft or parts, they may quickly rotate in the reverse
direction and cause an injury.
lA sudden release of the spring may damage the spring.
Do not release the spring when there is no load on it.
lIf you wind the spring more than the maximum number of turns,
a mechanism to
prevent excess winding works and makes clicking sounds.
Do not operate the device in such a way that the mechanism to prevent excess
winding is constantly activated.
lBe sure to perform daily inspections.
lCheck that no torque is being applied to the shaft before removing the Zenmai
Motor from the device.
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you rotate the shaft or the main equipment before installation, the shaft or the
you rotate the shaft or the main equipment before installation, the shaft or the
main equipment may rotate when released and cause an injury.main equipment may rotate when released and cause an injury.
Zenmai MotorZenmai Motor
on another device, install a safety cover
ch a warning label to the device.ch a warning label to the device.
If the spring ruptures, there will be no torque or less torque generated.If the spring ruptures, there will be no torque or less torque generated.
If a loss of torque will create a safety risk, suitable precautions must be taken byIf a loss of torque will create a safety risk, suitable precautions must be taken by
Rotating the shaft or the parts that are installeRotating the shaft or the parts that are installe
arrow generates torque.
arrow generates torque.
When you release the rotated shaft or parts, they may quickly rotate in the reverse
When you release the rotated shaft or parts, they may quickly rotate in the reverse
from http://www.endo-kogyo.co.jp/
before rotating the shaft or the
before rotating the shaft or the
you rotate the shaft or the main equipment before installation, the shaft or theyou rotate the shaft or the main equipment before installation, the shaft or the
main equipment may rotate when released and cause an injury.main equipment may rotate when released and cause an injury.
on another device, install a safety coveron another device, install a safety cover
ch a warning label to the device.ch a warning label to the device.
If the spring ruptures, there will be no torque or less torque generated.If the spring ruptures, there will be no torque or less torque generated.
If a loss of torque will create a safety risk, suitable precautions must be taken byIf a loss of torque will create a safety risk, suitable precautions must be taken by
Rotating the shaft or the parts that are installeRotating the shaft or the parts that are installe
When you release the rotated shaft or parts, they may quickly rotate in the reverseWhen you release the rotated shaft or parts, they may quickly rotate in the reverse
direction and cause an injury.direction and cause an injury.
A sudden release of the spring may damage the spring.A sudden release of the spring may damage the spring.
Do not release the sprinDo not release the sprin
g when there is no load on it.
If you wind the spring more than the maximum number of turns,If you wind the spring more than the maximum number of turns,
prevent excess winding
prevent excess winding
Do not operate the device in such a way that the
Do not operate the device in such a way that the

2. Unpacking and Installation
2-1 Packaging arrangement and transportation
This product is packaged for delivery in a cardboard box.
When transporting the package, do not drop or apply excessive impact to it.
Standard product
(1) Zenmai Motor ZS-02䚸ZS-05 Weight: Approximately 1.2 kg
ZS-08, ZS-16, ZS-24 Weight: Approximately 1.3 kg
ZW-16, ZW-32, ZW-48 Weight: Approximately 2.3 kg
Optional parts
(1) Shaft set Weight: Approximately 0.2 kg
(2) Pre-assembly insertion nut Weight: Approximately 0.1 kg
2-2 Checks after unpacking
After opening the package, check that the following products are included.
Please contact us if you find anything missing or damaged.
nPacking contents
(main equipment only)
nOptional parts (sold separately)
Item
Appearance
Zenmai Motor
Instruction
Manual
(This manual)
Item
Appearance
Single axis shaft
set
(ZS type)
Item No. LBP001953
Dual axes shaft
set
(ZS type)
Item No. LBP001954
Single axis shaft
set
(ZW type)
Item No. LBP001955
Dual axes shaft
set
(ZW type)
Item No. LBP001956
Pre
-
assembly insertion
nut
(Size: M5, Quantity: 10)
Item No. LBP001973
Pre
-
assembly insertion
nut
(Size: M6, Quantity: 10)
Item No. LBP001974
2-3 Disposal of packing materials
After opening the package, dispose of any packing and cushioning materials in accordance with
the local regulations of the area where the product is used.
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Please contact us if you find anything missing or damaged.
Please contact us if you find anything missing or damaged.
nn
Optional parts (sold separately)
Optional parts (sold separately)
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from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
After opening the package, check that the following products are included.After opening the package, check that the following products are included.
Optional parts (sold separately)Optional parts (sold separately)
from http://www.endo-kogyo.co.jp/
(This manual)(This manual)
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
Single axis shaft
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/

3. Product Description
3-1 Components
3-1-1 Main equipment of Zenmai Motor (external view)
Ref. No.
Part name
(1)
Casing
(2)
Cover
(3)
Plate (transparent)
(4)
Deep groove ball
bearing
(5)
Hexagon socket
head cap screw
3-1-2 Main equipment of Zenmai Motor (internal view)
䕔ZS type㻌㻌㻌㻌㻌 䕔ZW type
3-1-3 Single axis shaft set (optional part)
3-1-4 Dual axes shaft set (optional part)
Ref. No.
Part name
(1)
Shaft
(2)
Key
(3)
Collar
(4)
Hexagon socket set
screw
Ref. No.
Part name
(1)
Spring
(2)
Bushing
(3)
Collar
(4)
One-way clutch
(5)
Plate (spacing plate)
Ref. No.
Part name
(1)
Shaft
(2)
Key
(3)
Collar
(4)
Hexagon socket set
screw
1
1
4
3
2
3
1
5
2
4
3
2
4
1
3
2
4
5
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(internal view)
(internal view)
ZW
typetype
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from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
(internal view)(internal view)
Single axis shaft
set (set (
o
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
from http://www.endo-kogyo.co.jp/
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3-2 Product specifications
Model
ZS-02
ZS-05
ZS-08
ZS-16
ZS-24
ZW-16
ZW-32
ZW-48
Maximum torque
0.2 N∙m
0.5 N∙m
0.8 N∙m
1.6 N∙m
2.4 N∙m
1.6 N∙m
3.2 N∙m
4.8 N∙m
Maximum number of turns
27
20
15
12
10
15
12
10
Main equipment mass
1.2 kg
1.2 kg
1.3 kg
1.3 kg
1.3 kg
2.3 kg
2.3 kg
2.3 kg
Note: See “5. Torque Adjustment”(page 10) for the details of torque and the number of turns.
3-3 Operating environment
Installation location: General indoor
Ambient temperature: -10°C to +50°C (no freezing)
3-4 Disposal of product
WARNING
lDo not disassemble the Zenmai Motor.
If you disassemble the main equipment without sufficient care, there is a danger
that the spring may spring out.
When disposing of the product, the customer should not disassemble the product. Please contact
an appropriate collection service that deals with recycling materials.
4. Installation
CAUTION
lInstall the product correctly in accordance with the descriptions in this manual.
Incorrect installation may cause an injury, property damage, or damage to the
Zenmai Motor.
4-1 Preparation and checks before installation
4-1-1 Tools for installation
For installation of a shaft set (optional part): Hexagonal rod spanner (2 mm across flats)
4-1-2 Check of installation location
Before installing the product, check that the installation location does not have any of the following
problems.
1Check that the support member can withstand a force of 1 kN or more.
2Check that the installation location has the installation environment described in “3-3
Operating environment” (page 7).
Copied digital data
If you disassemble the main equipment without sufficient care, there is a danger
If you disassemble the main equipment without sufficient care, there is a danger
Copied digital data
When disposing of the product, the customer should not disassemble the product. Please contactWhen disposing of the product, the customer should not disassemble the product. Please contact
priate collection service that deals with recycling materials.priate collection service that deals with recycling materials.
Copied digital data
Installation
Copied digital data
Copied digital data
Copied digital data
Copied digital data
Copied digital data
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If you disassemble the main equipment without sufficient care, there is a dangerIf you disassemble the main equipment without sufficient care, there is a danger
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When disposing of the product, the customer should not disassemble the product. Please contactWhen disposing of the product, the customer should not disassemble the product. Please contact
priate collection service that deals with recycling materials.priate collection service that deals with recycling materials.
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Install the product correctly in accordance with the descriptions in this manual.Install the product correctly in accordance with the descriptions in this manual.
Incorrect installation may cause an injury, property damage, or damage to theIncorrect installation may cause an injury, property damage, or damage to the
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Preparation and check
Preparation and check

Set collar
Hexagon socket
set screw
4-2 Shaft installation
In order to operate the Zenmai Motor, it is necessary to install a shaft on the main equipment.
CAUTION
lDo not hold the keyway when you install the shaft.
The edge of the keyway may cause an injury.
4-2-1 Installation of optional shaft set
1Torque is generated in the direction of the
arrow on the label attached to the main
equipment.
Decide the installation direction according to
your operating conditions.
2Install the shaft while rotating it.
The direction of this rotation should be opposite to the arrow
on the label.
3Install the collar on the shaft. See “8. Outline Drawings” (page 12) for the installation position.
4Tighten the hexagon socket set screws that are
temporarily assembled to the collar.
4-2-2 Customer-manufactured shafts
1Shafts manufactured by the customer should conform to the following specifications:
Diameter: ø12 h6
Surface hardness: 58 to 64 HRC
Surface roughness: Ra 0.4
2See “4-2-1 Installation of optional shaft set”(page 8) for installation of the shaft on the main
equipment.
0
-0.011
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The direction of this rotation should be opposite to the arrowThe direction of this rotation should be opposite to the arrow
Install the collar on the shaft. See “
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The direction of this rotation should be opposite to the arrowThe direction of this rotation should be opposite to the arrow
Install the collar on the shaft. See “Install the collar on the shaft. See “
Tighten the hexagon socket set screws that areTighten the hexagon socket set screws that are
temporarily assembled to the collar.temporarily assembled to the collar.
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4-3 Installation procedures
CAUTION
lPrepare support members that have a strength of 1 kN or more.
lUse at least 2 pre-assembly insertion nuts
when an installation is performed using
the grooves on the side of the main equipment.
4-3-1 Example of installation using
grooves on side of main equipment
You can use the grooves on the side of the main
equipment for the installation.
See “8. Outline Drawings”(page 12) for detailed
dimensions.
1Prepare commercially available pre-assembly
insertion nuts (8 mm groove width).
(For reference: SUS Corporation, MISUMI
Corporation)
Alternatively, prepare pre-assembly insertion nuts
that are available as optional parts.
2Insert the pre-assembly insertion nuts into the grooves on the main equipment.
3Fix the main equipment to the plate or bracket with screws.
4-3-2 Example of installation using spigot and
M5 tapped holes
You can use the spigot and M5 tapped holes of the main
equipment for the installation.
See “8. Outline Drawings” (page 12) for the detailed
dimensions.
4-3-3 Example of installation using spigot
and 㾃4.2 through holes
You can use the spigot and ø4.2 through holes of the main
equipment for the installation.
See “8. Outline Drawings”(page 12) for the detailed dimensions.
Pre-assembly
insertion
nut
Spigot
M5 screw
Spigot
M4 screw
Copied digital data
assembly insertion nutsassembly insertion nuts
assembly insertion nutsassembly insertion nuts
into th
Fix the main equipment to the plate or bracket with screws.Fix the main equipment to the plate or bracket with screws.
Example of installation using spigot and
Example of installation using spigot and
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assembly insertion nuts
into thinto th
e grooves on the main equipment.e grooves on the main equipment.
Fix the main equipment to the plate or bracket with screws.Fix the main equipment to the plate or bracket with screws.
Example of installation using spigot andExample of installation using spigot and
You can use the spigot andYou can use the spigot and
M5M5
tapped holes of the main
equipment for the installation.equipment for the installation.
Outline DrawingOutline Drawing
ss
” (page
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Pre
Pre
-
assembly
insertioninsertion

5. Torque Adjustment
CAUTION
lRotating the shaft or the parts that are installed on the shaft in the direction of the
arrow generates torque.
When you release the rotated shaft or parts, they may quickly rotate in the reverse
direction and cause an injury.
lA sudden release of the spring may damage the spring.
Do not release the spring when there is no load on it.
lIf you wind the spring more than the maximum number of turns, a
mechanism to
prevent excess winding works and makes clicking sounds.
Do not operate the device in such a way that the mechanism to prevent excess
winding is constantly activated.
Perform the initial turn and other settings as indicated in the graphs below.
[Torque and number of turns]
Model: ZS-02 Model: ZS-05
㻌
㻌
Model: ZS-08, ZW-16 Model: ZS-16, ZW-32 Model: ZS-24, ZW-48
ZS
-08
Torque (N
䏙
m)
ZW-16
Torque (N
䏙
m)
Number of turns (times)
ZS
-16
Torque (N
䏙
m)
ZW-32
Torque (N
䏙
m)
ZS
-24
Torque (N
䏙
m)
ZW-48
Torque (N
䏙
m)
Number of turns (times)
Number of turns (times)
Due to the characteristics of the product,
the spring may not fully return, even
without any torque. This makes the product
inoperable within the ranges that are
indicated by the broken lines in the graphs.
Allow a little leeway for the maximum turns.
Torque (N
䏙
m)
Torque (N
䏙
m)
Number of turns (times)
Number of turns (times)
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05
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Perform the initial turn and other settings as indicated in the graphs below.
Perform the initial turn and other settings as indicated in the graphs below.
Number of turns (times)
Number of turns (times)

6. Maintenance
CAUTION
lIf you notice any damage or deformation, stop using the product.
Daily inspections are required for the product to be used safely and properly.
If any failure is found in the inspections, the relevant parts must be replaced. For details, contact us
or your dealer.
6-1 Daily inspections
Before starting the operation, check the following items daily:
·Check for loose screws.
·Check for damage or deformation of the main equipment.
7. Troubleshooting
7-1 Countermeasures
CAUTION
l
If you notice anything unusual, stop the operation immediately. Take appropriate
measures after checking the items listed in the table below.
lIf the situation does not rela
te to any of the listed items in the table below, contact
us or your dealer.
Failure
Reason
Measure
Rotating the shaft does not generate torque
during installation.
The shaft rotates in the
opposite direction.
Check the rotation direction.
The available number of turns is reduced.
The spring does not fully
rewind.
Operate with some
allowance.
An abnormal noise is audible.
The mechanism to prevent
excess winding is working.
Check the number of turns.
No torque is generated during the operation.
The spring is ruptured.
Contact your dealer.
Torque is reduced during operation.
The spring is ruptured.
Contact your dealer.
In ZW type, the number of turns is
decreased and the torque is reduced.
The spring is ruptured.
Contact your dealer.
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e or deformation of the main equipment.
e or deformation of the main equipment.
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Troubleshooting
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CountermeasuresCountermeasures
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measures after checking the items listed in the table below.measures after checking the items listed in the table below.
If the situation does not relaIf the situation does not rela
us or your dealer.us or your dealer.
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8. Outline Drawings
8-1 Drawings of main equipment and shaft installation
8-2 Pre-assembly insertion nut (optional part)
Item No. LBP001973 Item No. LBP001974
M4
Depth 12
M4
Depth 12
Mounting holes
(4 locations)
Mounting hole details
Groove details
ZS type ZS type with single axis shaft ZS type with dual axes shaft
ZW type ZW type with single axis shaft ZW type with dual axes shaft
through hole
typetype
with
with
single axis shaftsin
dual axes shaftshaft
single axis shaftsingle axis sha

9. Parts List
9-1 Optional parts
9-1-1 Single axis shaft set
Note: Please provide us with the part names and numbers when you place your order.
Parts without part numbers cannot be obtained separately. Please purchase parts as a set or
as a complete part.
nZS type
Ref. No.
Part
No.
Part name
Quantity
-
LBP001953
Single axis shaft set
1
-
LBP001957
−Shaft set
1
(1)
-
− − Shaft
1
(2)
P2B402517
− − Key
1
-
LBP001975
−Set collar
1
(3)
-
− − Set collar
2
(4)
P2B402516
− − Hexagon socket set screw
4
nZW type
Ref. No.
Part No.
Part name
Quantity
-
LBP001955
Single axis shaft set
1
-
LBP001959
−Shaft set
1
(1)
-
− − Shaft
1
(2)
P2B402517
− − Key
1
-
LBP001975
−Set collar
1
(3)
-
− − Set collar
2
(4)
P2B402516
− − Hexagon socket set screw
4
2
4
3
lThe symbols (䇾−䇿) before the part name
indicate the range of the set of parts or
complete part.
1
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Set collarSet collar
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−
Set collarSet collar
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−
−
−
−
Hexagon socket set screwHexagon socket set screw
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No.
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LBP00195
LBP00195
5
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LBP00195
LBP00195
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1
1
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9-1-2 Dual axes shaft set
Note: Please provide us with the part names and numbers when you place your order.
Parts without part numbers cannot be obtained separately. Please purchase parts as a set or
as a complete part.
9-1-3 Pre-assembly insertion nut
Note: Please provide us with the part names and numbers when you place your order.
nZS type
Ref. No.
Part
No.
Part name
Quantity
-
LBP001954
Dual axes shaft set
1
-
LBP001958
−Shaft set
1
(1)
-
− − Shaft
1
(2)
P2B402517
− − Key
2
-
LBP001975
−Set collar
1
(3)
-
− − Set collar
2
(4)
P2B402516
− − Hexagon socket set screw
4
nZW type
Ref. No.
Part
No.
Part name
Quantity
-
LBP001956
Dual axes shaft set
1
-
LBP001960
−Shaft set
1
(1)
-
− − Shaft
1
(2)
P2B402517
− − Key
2
-
LBP001975
−Set collar
1
(3)
-
− − Set collar
2
(4)
P2B402516
− − Hexagon socket set screw
4
Part No.
Part name
Screw size
Quantity
LBP001973
Pre-assembly insertion nut
M5
1 (10 screws)
LBP001974
Pre-assembly insertion nut
M6
1 (10 screws)
1
2
4
3
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Hexagon socket set screw
Hexagon socket set screw
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Part name
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Dual axes shaftDual axes shaft
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Shaft setShaft set
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−
−
−
ShaftShaft
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P2B402517
P2B402517
−
−
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LBP001975
LBP001975
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Please provide us with the part names and numbers when you place your ordPlease provide us with the part names and numbers when you place your ord
Parts without part numbers cannot be obtained separately. Please purchase parts as a set or
Parts without part numbers cannot be obtained separately. Please purchase parts as a set or
as a complete part.
as a complete part.
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4
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KeyKey
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−
Set collarSet collar
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−
−
−
Set collarSet collar
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ENDO KOGYO CO., LTD.
Head Office: 3-14-7, Akiba-cho, Tsubame, Niigata, Japan
Tel. 0256-62-5133 Fax. 0256-62-5772
Tokyo Office: JBSL Kanda Bldg., 2F, 12-2, Kanda Higashimathushita-cho,
Chiyoda-ku, Tokyo Japan
Tel. 03-5295-3711 Fax. 03-5295-3717
Osaka Office: Daito Bldg., 3F, 3-14, Saiwai-cho 2-chome,
Naniwa-ku, Osaka, Japan
Tel. 06-6568-1571 Fax. 06-6568-1573
Nagoya Office: Park IM Bldg., 3F, 1-7-14, Osu,
Naka-ku, Nagoya, Aichi, Japan
Tel. 052-253-6231 Fax. 052-253-6240
Kyusyu Office: Bunki Bldg., 3F, 11-15, Hakataekihigashi 3-chome,
Hakata-ku, Fukuoka, Japan
Tel. 092-412-5281 Fax. 092-412-5280
URL http://www.endo-kogyo.co.jp
·This manual and the specifications of this product are subject to change for
improvement without advance notice.
·It is strictly prohibited to reprint or copy any information contained in this
manual.
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ENDO KOGYO CO.,
ENDO KOGYO CO.,
7, Akiba
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ENDO KOGYO CO.,ENDO KOGYO CO.,
7, Akiba7, Akiba
-
-
cho, Tsubame, Niigata, Japancho, Tsubame, Niigata, Japan
Tel. 025Tel. 025
6
6
-
-
62
62
-
5133
JBSL Kanda Bldg., 2F, 12JBSL Kanda Bldg., 2F, 12
ChiyodaChiyoda
Tel. 03Tel. 03
Osaka Office:
Osaka Office:
Daito Bldg., 3F, 3
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