Pfaff 1181 User manual

INSTRUCTION MANUAL
296-12-19 201/002
Betriebsanleitung engl. 01.12
This instruction manual applies to machines
from the following serial numbers onwards:
# 6 500 122
11 8 1
11 8 3

This Instruction Manual is valid for all models and subclasses listed in the
chapter "Specifications".
The adjustment manual for the machines can be downloaded free of
charge from the internet address
www.pfaff-industrial.com/pfaff/de/service/downloads
As an alternative to the internet download the adjustment manual can also be
ordered in book form under part no. 296-12-19 202/002.
The reprinting, copying or translation of PFAFF Instruction Manuals, whether in whole or
in part, is only permitted with our previous authorization and with written reference to the
source.
PFAFF Industriesysteme
und Maschinen AG
Hans-Geiger-Str. 12 - IG Nord
D-67661 Kaiserslautern

Index
Contents ..................................................................................Page
3
1Safety .................................................................................................................................... 5
1.01 Directives...............................................................................................................................5
1.02 General notes on safety......................................................................................................... 5
1.03 Safety symbols ...................................................................................................................... 6
1.04 Important points for the user................................................................................................. 6
1.05 Operating and specialist personnel........................................................................................ 7
1.05.01 Operating personnel .............................................................................................................. 7
1.05.02 Specialist personnel............................................................................................................... 7
1.06 Danger warnings.................................................................................................................... 8
2Proper use............................................................................................................................. 9
3Specifications ..................................................................................................................... 10
3.01 PFAFF 1181, PFAFF 1183 .....................................................................................................10
3.02 Versions and subclasses ...................................................................................................... 11
4Disposal of Machine .......................................................................................................... 12
5Transportation, packing and storage................................................................................ 13
5.01 Transportation to customer‘s premises ............................................................................... 13
5.02 Transportation inside the customer‘s premises................................................................... 13
5.03 Disposal of packing materials ..............................................................................................13
5.04 Storage ................................................................................................................................ 13
6Explanation of symbols..................................................................................................... 14
7Controls .............................................................................................................................. 15
7.01 On/off switch ....................................................................................................................... 15
7.02 Keys on the machine head (only for machines with -911/..) ................................................. 15
7.03 Pedal .................................................................................................................................... 16
7.04 Lever for lifting the presser foot........................................................................................... 16
7.05 Feed regulator disk / Reverse feed lever.............................................................................. 17
7.06 Knee lever ............................................................................................................................ 17
7.07 Edge trimmer -731/01 .......................................................................................................... 18
7.08 Control panel........................................................................................................................ 18
8Installation and commissioning ....................................................................................... 19
8.01 Installation............................................................................................................................ 19
8.01.01 Adjusting the table-top height.............................................................................................. 19
8.01.02 Adjusting the V-belt tension ................................................................................................. 20
8.01.03 Mounting the upper V-belt guard .........................................................................................20
8.01.04 Mounting the lower V-belt guard.......................................................................................... 21
8.01.05 Mounting the spool holder .................................................................................................. 21
8.02 Connecting the plug-in connections and earth cables ......................................................... 22
8.03 Commissioning the machine .............................................................................................. 23

Index
Contents ..................................................................................Page
4
8.04 Switching the machine on/off ..............................................................................................23
8.05 Basic position of the machine drive unit ............................................................................. 24
8.05.01 On machines with EcoDrive and control unit P40 ED ......................................................... 24
8.05.02 On machines with PicoDrive and control unit P40 PD2 ....................................................... 24
8.05.03 On machines with control unit MD-4-95-220-CE ................................................................. 25
8.06 Start inhibitor ....................................................................................................................... 26
8.06.01 Mounting the start inhibitor ................................................................................................. 26
8.06.02 Checking the start inhibitor function .................................................................................... 26
9Preparation ........................................................................................................................ 27
9.01 Inserting the needle............................................................................................................. 27
9.02 Winding the bobbin thread, adjusting the thread tension.................................................... 28
9.03 Removing / Inserting the bobbin case ................................................................................. 29
9.04 Inserting the bobbin case / Adjusting the bobbin thread tension......................................... 29
9.05 Threading the needle thread / Adjusting the needle thread tension .................................... 30
10 Care and maintenance....................................................................................................... 31
10.01 Servicing and maintenance intervals ................................................................................... 31
10.02 Cleaning the machine .......................................................................................................... 31
10.03 Topping up the oil tank......................................................................................................... 32
10.04 Oiling the edge trimmer -731/01.......................................................................................... 32
10.05 Parameter settings............................................................................................................... 33
10.05.01 Parameter list for control unit P40 ED and P40 PD2............................................................ 33
10.05.02 Parameter list for control unit MD-4-95-220-CE................................................................... 34
11 Table top cutout ................................................................................................................. 35
12 Block diagram .................................................................................................................... 36
12.01 Block diagram PFAFF 1180 with control unit P40 ED .......................................................... 36
12.02 Block diagram PFAFF 1180 with control unit P40 PD2 ........................................................ 37
12.03 Block diagram PFAFF 1180 with control unit MD-4-95-220-CE ........................................... 38
13 Wearing parts ..................................................................................................................... 39

5
Safety
1 Safety
1.01 Directives
The machine has been constructed in accordance with the requirements listed in the
EC Declaration of Conformity and the Declaration of Incorporation.
In addition to this Instruction Manual, also observe all generally accepted, statutory and
other regulations and legal requirements and all valid environmental protection regulations!
The regionally valid regulations of the social insurance society for occupational accidents or
other supervisory organizations are to be strictly adhered to!
1.02 General notes on safety
●This machine may only be operated by adequately trained operators and only after having
completely read and understood the Instruction Manual!
●All Notes on Safety and Instruction Manuals of the motor manufacturer are to be read be-
fore operating the machine!
●The danger and safety instructions on the machine itself are to be followed!
●This machine may only be used for the purpose for which it is intended and may not be
operated without its safety devices. All safety regulations relevant to its operation are to
be adhered to.
●When exchanging sewing tools (e.g. needle, roller presser, needle plate and bobbin),
when threading the machine, when leaving the machine unattended and during mainte-
nance work, the machine is to be separated from the power supply by switching off the
On/Off switch or by removing the plug from the mains!
●Everyday maintenance work is only to be carried out by appropriately trained personnel!
●Repairs and special maintenance work may only be carried out by qualified service staff
or appropriately trained personnel!
●Work on electrical equipment may only be carried out by appropriately trained personnel!
●Work is not permitted on parts and equipment which are connected to the power supply!
The only exceptions to this rule are found in the regulations EN 50110.
●Modifications and alterations to the machine may only be carried out under observance
of all the relevant safety regulations!
●Only spare parts which have been approved by us are to be used for repairs! We express-
ly point out that any replacement parts or accessories which are not supplied by us have
not been tested and approved by us. The installation and/or use of any such products can
lead to negative changes in the structural characteristics of the machine. We are not liable
for any damage which may be caused by non-original parts.

Safety
6
1.03 Safety symbols
Danger!
Points to be observed..
Danger of injury for operating and specialist personnel!
Caution
Do not operate without finger guard and safety devices.
Before threading, changing bobbin and needle, cleaning
etc. switch off main switch.
I
1.04 Important points for the user
●This Instruction Manual is an integral part of the machine and must be available to the
operating personnel at all times.
●The Instruction Manual must be read before operating the machine for the first time.
●The operating and specialist personnel is to be instructed as to the safety equipment of
the machine and regarding safe work methods.
●It is the duty of the user to only operate the machine in perfect running order.
●It is the obligation of the user to ensure that none of the safety mechanisms are removed
or deactivated.
●It is the obligation of the user to ensure that only authorized persons operate and work
on the machine.
Further information can be obtained from your PFAFF agent.

Safety
7
1.05 Operating and specialist personnel
1.05.01 Operating personnel
Operating personnel are persons responsible for the equipping, operating and cleaning of
the machine as well as for taking care of problems arising in the sewing area.
The operating personnel is required to observe the following points and must:
●always observe the Notes on Safety in the Instruction Manual!
●never use any working methods which could adversely affect the safety of the machine!
●not wear loose-fitting clothing or jewelery such as chains or rings!
●also ensure that only authorized persons have access to the potentially dangerous area
around the machine!
●always immediately report to the person responsible any changes in the machine which
may limit its safety!
1.05.02 Specialist personnel
Specialist personnel are persons with a specialist education in the fields of electrics, electro-
nics and mechanics. They are responsible for the lubrication, maintenance, repair and adjust-
ment of the machine.
The specialist personnel is obliged to observe the following points and must:
●always observe the Notes on Safety in the Instruction Manual!
●switch off the On/Off switch before carrying out adjustments or repairs, and ensure that
it cannot be switched on again unintentionally!
●wait until the luminous diode on the control box is no longer blinking or on before begin-
ning adjustment or repair work.
●never work on parts which are still connected to the power supply! Exceptions are explai-
ned in the regulations EN 50110.
●replace the protective coverings and close the electrical control box afer all repairs or
maintenance work!

Safety
8
1.06 Danger warnings
A working area of 1mmust be kept free both in front of and behind the machi-
ne, so that easy access is possible at all times.
Never put your hands or fingers in the sewing area during sewing!
Danger of injury by the needle!
While setting or adjusting the machine do not leave any objects on the table nor
in the needle plate area! Objects may be trapped or flung out of the machine!
Do not run the machine without take-up lever guard 1!
Danger of injury by moving take-up lever!
Do not run the machine without finger guard 2!
Danger of injury by up and down movement of needle!
Do not operate machines with integrated motor without start inhibitor 3!
Danger of injury if the machine is started accidentally!
If an external motor is used, do not operate the machine without the belt
guards 4 and 5!
Danger of injury by the drive belt!
Fig. 1 - 01
4
2
1
35

Proper use
9
2 Proper use
The PFAFF 1181 is an single-needle ultra-high-speed seamer with compound feed
The PFAFF 1183 is an single-needle ultra-high-speed seamer with drop feed
These machines are used in the industry for sewing lockstitch seams.
Any and all uses of this machine which have not been approved of by the
manufacturer are considered to be inappropriate! The manufacturer cannot be
held liable for any damage caused by the inappropriate use of the machine!
The appropriate use of the machine includes the observance of all operational,
adjustment, maintenance and repair measures required by the manufacturer!

10
Specifications
3 Specifications V
3.01 PFAFF 1181, PFAFF 1183
Stitch type:..........................................................................................................301 (lockstitch)
Needle system:................................................................... 134 or 134 KK on subclass -731/01
Needle size in 1/100 mm:
Version A:........................................................................................................................ 60 - 70
Version B:...................................................................................................................... 80 - 100
Version CN: ..................................................................................................................110 - 120
Effective balance wheel diameter:..................................................................................65 mm
Fabric clearance: ........................................................................................................9 - 13 mm
Clear workspace width: ................................................................................................260 mm
Clear workspace height: ...............................................................................................125 mm
Bed-plate dimensions: ........................................................................................ 476 x 177 mm
Sewing head dimensions:
Length:............................................................................................................. approx. 550 mm
Width: .............................................................................................................. approx. 180 mm
Height (above table): ........................................................................................approx. 300 mm
Max. stitch length:
Version A:.......................................................................................................................3,0 mm
Version B:.......................................................................................................................4.5 mm
Version CN: ....................................................................................................................6.0 mm
Max. speed PFAFF 1181/ 1183
Version A and B:.......................................................................................................5500 spm ◆
Subclass -731/01:.....................................................................................................4500 spm ◆
Subclass -8/44:.........................................................................................................3000 spm ◆
Version CN: ..............................................................................................................3800 spm ◆
Needle bar stroke:................................................................................................. 30 or 36 mm
Motor data: .................................................................................see motor specification plate
Noise data:
Emission sound level at workplace at a speed of 4400 spm: ....................... LpA = 80.0 dB(A) ■
(Noise measurement in accordance with DIN 45 635-48-B-1, ISO 11204, ISO 3744, ISO 4871
VSubject to technical alterations
◆3,800 s.p.m. with 36 mm needle bar stroke
■K
pA = 2,5 dB

11
Specifications
3.02 Versions and subclasses
Version A:...........................................................................................for sewing light materials
Version B:.................................................................................... for sewing medium materials
Version CN: ....................................................................... for sewing medium-heavy materials
Work aids:
Subclass -731/01.................................................................................................. edge trimmer
Subclass -900/24................................................................................................ thread trimmer
Subclass -909/14.................................................................................................Thread trapper
Subclass -910/06............................................................................................ automatic foot lift
Subclass -911/37 ................................................................ automatic back-tacking mechanism

Disposal of Machine
12
4 Disposal of Machine
●Proper disposal of the machine is the responsibility of the customer.
●The materials used for the machine are steel, aluminium, brass and various plastic
materials. The electrical equipment comprises plastic materials and copper.
●The machine is to be disposed of according to the locally valid pollution control regula-ti-
ons; if necessary, a specialist ist to be commissioned.
Care must be taken that parts soiled with lubricants are disposed of separately
according to the locally valid pollution control regulations!

Transportation, packing and storage
13
5 Transportation, packing and storage
5.01 Transportation to customer‘s premises
The machines are delivered completely packed.
5.02 Transportation inside the customer‘s premises
The manufacturer cannot be made liable for transportation inside the customer‘s premises
nor to other operating locations. It must be ensured that the machines are only transported
in an upright position.
5.03 Disposal of packing materials
The packing materials of this machine comprise paper, cardboard and VCE fibre. Proper dis-
posal of the packing material is the responsibility of the customer.
5.04 Storage
If the machine is not in use, it can be stored as it is for a period of up to six months, but It
should be protected against dust and moisture.
If the machine is stored for longer periods, the individual parts, especially the surfaces of
moving parts, must be protected against corrosion, e.g. by a film of oil.

Explanation of symbols
14
6 Explanation of symbols
In this instruction manual, work to be carried out or important information is accentuated by
symbols. These symbols have the following meanings:
Note, information
Cleaning, care
Lubrication
Maintenance, repairs, adjustment, service work
(only to be carried out by technical staff)

Controls
15
7.02 Keys on the machine head (only for machines with -911/..)
●As long as key 1 is pressed during sew-
ing, the machine sews in reverse.
●Keys 2 can be used for parameter set-
tings (see motor instruction manual).
Fig. 7 - 02
2
1
Fig. 7 - 01
1
7 Controls
7.01 On/off switch
●The power supply to the machine is swit-
ched on or off by turning switch 1.
The illustrated on/off switch is
fitted to machines with Eco-
or PicoDrive motors. If other
motors are used, a different
switch may be fitted.

Controls
16
Fig. 7 - 03
0 +1
-1 -2
7.03 Pedal
●With the on/off switch on
0 = Machine stop
+1 = Sew
- 1 = Raise presser foot (for
machines with -910/06)
- 2 = Trim thread (for machines
with -900/24)
7.04 Lever for lifting the presser foot
●The presser foot is raised by turning
lever 1.
Fig. 7 - 04
1

Controls
17
1
7.05 Feed regulator disk / Reverse feed lever
●The stitch length can be set by simulta-
neously applying pressure to disk 1 and
turning it to the desired setting.
●For reverse sewing press lever 2.
Fig. 7 - 05
2
Fig. 7 - 06
1
7.06 Knee lever
●By pressing the knee lever 1 in the
direction of the arrow, the presser foot is
raised.

Controls
18
7.08 Control panel
The description can be found in the separate instruction manual for the motor.
Fig. 7 - 07
1
7.07 Edge trimmer -731/01
Do not touch the running mo-
tor! Danger of injury!
●By pressing or raising key 1, the edge
trimmer is switched on or off.
2

Installation and commissioning
19
Fig. 8 - 01
2
11
●Loosen screws 1and 2and set the desired table-top height
●Tighten screws 1well.
●Adjust the position of the pedal so that you can operate it comfortably and tighten screw 2.
8 Installation and commissioning
The machine must only be mounted and commissioned by qualified personnel!
All relevant safety regulations are to be observed!
If the machine is delivered without a table, it must be ensured that the frame
and the table top which you intend to use can hold the weight of the machine
and the motor. It must be ensured that the supporting structure is sufficiently
sturdy, including during all sewing operations.
8.01 Installation
The site where the machine is installed must be provided with suitable connections for the
electric current, see Chapter 3Specifications.
It must also be ensured that the standing surface of the machine site is firm and horizontal,
and that sufficient lighting is provided.
The method of packaging used requires that the table top be lowered for trans-
port. The following is a description of how to adjust the height of the table top.
8.01.01 Adjusting the table-top height

Installation and commissioning
20
●Loosen nuts 1.
●Tighten the V-belt with belt take-up
hanger 2.
●Tighten nuts 1.
IA PFAFF motor is shown in
Fig. 8-02. If another motor is
used, carry out this step accor-
ding to the instructions in the
motor instruction manual.
Fig. 8 - 02
1
2
8.01.02 Adjusting the V-belt tension
This step is eliminated for integrated sewing motors.
●Break out the belt guard case 1at the
points marked by the arrows.
●Fasten belt guard 2in holes 3.
●Attach belt guard 4to the machine case
with screws 5.
Fig. 8 - 03
1
2
8.01.03 Mounting the upper V-belt guard
This step is eliminated for integrated sewing motors.
3
3