Teryair ERDS 84-220V3 Instruction Manual

Models Descriptions IMPA Number
ERDS 84-220V3 Electric Rotary Deck Scaler, 220V-3ph, 2.2kW 59 04 09
ERDS 84-440V Electric Rotary Deck Scaler, 440V-3ph, 2.2kW 59 04 09A
ERDS 84-110V Electric Rotary Deck Scaler, 110V-1ph, 2.2kW 59 04 09B
ERDS 84-220V Electric Rotary Deck Scaler, 220V-1ph, 2.2kW 59 04 09C
E R D S 84
Read this manual carefully before installing, operating or servicing this equipment. It’s the responsi-
bility of the employer to ensure this manual is read by the operator. Please preserve this manual.
is document is issued with Product Serial No
Operation and Maintenance Guide

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Table of Contents
3 Technical Data
3 SafetyInstrucons
4 InstallaonInstrucons
7 Troubleshoong
7 DisassemblyandRe-assembly
12 ExplodedViewforERDS84
13 BillofMaterialsforERDS84
15 TestCercateOfMaterials,Performance
16 EuDeclaraonOfConformity
17 WarrantyCercate

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Technical Data
Specication ERDS 84-220V3 ERDS 84-440V ERDS 84-220V ERDS 84-110V
Motor 220V-3Ph 440V-3Ph 220V-1Ph 110V-1Ph
Power rating 2.2kW 2.2kW 2.2kW 2.2kW
RPM 3500 3500 3000 3000
Drum Speed 1735 1735 1735 1735
Cutting width 205mm
Wall to cutting path 127MM
Dimensions fully assembled 97 x 82 x 43 cm 97 x 82 x 43 cm 97 x 82 x 43 cm 97 x 82 x 43 cm
Overall weight 74Kgs 74Kgs 74Kgs 74Kgs
Intended And Prohibitive Use
Intended Use
Removal of paint, rust, scale, layers from
surfaces such as ship structure, concrete slabs,
metal platforms.
Removal of laitance from concrete layers. Can
be used both indoors and outdoors
Prohibitive use
Any use in an explosive atmosphere is prohib-
ited Use on materials containing asbestos is
prohibited
Use by an underage, untrained or operator who
is under the inuence of drugs or alcohol. Use
with non genuine spare parts or accessories is
prohibited
Use with safety devices un functional or in
need of service is prohibited Do not use it if
operator is not familiar with the tool.
Safety Instructions
Warning
Warning: If not followed could cause personal
injuries
Caution
If not followed could result in damage to
equipment.
Following symbols are used through out this
manual.
Warning
is manual must be read and the operating
instructions carefully followed, because of the
high vibration developed, severe injuries can
be caused by negligent operation.
Warning
Operators under 18 not allowed to operate this
Deck Scaler. Operators must be made familiar
with the instructions in this manual before
attempting to operate the Deck Scaler. Ensure
that job site is clear of bystanders.
Warning
Inspect the supply cable for any damage and
that there are no exposed or loose wires.
Caution
Inspect rotating parts are in usable conditions
and replace if necessary.
Warning
Completely turn o the Deck Scaler and
disconnect power supply line before
attempting any service. Read Assembly and
Disassembly instructions.
Warning
Safety and protective clothing, eyewear,
headgear, ear protection, gloves and footwear
to be worn during operation of this Deck
Scaler. Please see Table C at end of this section.

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Warning
Before starting operation make sure to rotate
the hand wheel completely counter clockwise
so that cutter head don’t touch the surface.
Warning
Never operate without a belt guard.
Warning
is Deck Scaler is not designed for use in an
explosive environment.
Caution
Use only genuine Teryair or Teryair approved
accessories.
Caution
Always disconnect the power supply when not
operating.
Safety Wear Mandatory While
Operating Deck Scaler
Eye and face and ear protection must be worn
at all times during operation of the Deck Scaler
ere is a chance of ying debris from the
jobsite and the quality of wear should be such
to protect against such ying debris such as
akes of the removed layer.
Suitable gloves must be worn at all times
during operation.
Operators must wear helmets of suitable
strength at all times. Helmet must be able to
withstand 10G in 8ms without fracturing.
Waterproof heavy duty outerwear and Shoes
with toe cap protection are a must during
operation
Safety Instructions
Safety check before operating the Rotary Deck
Scaler
Un packing
1. Read section in “Operating and safety
precautions”.
2. Check the belt for correct for correct
tension or damage. To adjust belt read
Installation Instructions
Identify all the components as below, contact
your supplier if any parts are missing or dam-
aged.
Be aware that minor visual dierences may
be noticed between actual motor because this
component
vary depending on the model ordered. is
illustration is for identication only.
Un packing
“Belt tensioning”
3. Make sure the electric supply is con-
sistent with the electric motor require-
ments. e scaler comes with a standard
cable length of 20 meters, avoid losing a
conger cable to to avoid voltage drop.
4. Ensure that the job site is protected from
water, this scaler is rated IP44.
5. e Male plug portion is connected to
the Scaler (Factory tted). e female
side electrical connection to be made at
customer end as per the model no. and
supplied voltage.

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Warning
Motor must rotate as
per shown arrow
direction only.
Connection detail for 1-phase
First disassemble the male & female plug by
liing spring loaded lock.
Now remove the two screws as shown to
remove the rear cover of female plug to see
the terminals.
Connect the terminals as shown.
Connection detail for 3-phase
First disassemble the male & female plug by
liing spring loaded lock.
Now remove the two screws as shown to
remove the rear cover of female plug to see
the terminals.
Connect the terminals as shown.

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Important Note
• Please ensure socket side connections are
correctly done. Aer connections, please
ensure motor rotation is as indicated by
the arrow on the product.
• If wiring connections are incorrectly
done, the risk of reverse direction rota-
tion of the motor will result in perma-
nent damage to equipment and can be a
hazard.
• For correct connections read the man-
ual. is is applicable for 220V/440V
(3Phase) motors.
• Before beginning operation always ensure
that direction of rotation is as indicated
by the arrow shown. Incorrect rotation
will cause permanent damage to equip-
ment and can be a hazard.
7. Turn the height dial counter clockwise
completely and make sure that the cutter
wheels are o the ground.
• Grip the handle rmly and press the start
button (Green) located on the starter
(44).
• Once the deck scaler motor starts, slowly
turn the height dial (3) clockwise until
the rotating cutter engages with the
surface. e scaler will begin to pull
forward gently. Adjust the height dial (3)
and the traverse speed to achieve the level
of descaling required.
• To shut down, rotate the height dial (3)
counter clockwise to disengage the drum
and press the red button to stop the
motor.
* See how to adjust the cutting depth.

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Storage
• Disconnect the supply line and assemble
the plug unit as shown on page no 5.
• Clean the machine, ideally using a high
pressure washer, Do not direct water on
electrical.
• Dry out and lubricate areas as shown.
• Cover it with tarp and store in a dry
place.
Troubleshooting
Problem Cause
Solution
e motor does not turn aer energizing A loose connection
Check connections and retry
e motor hums but does not turn Low voltage
Check voltage and verify correct and re try
Insucient descaling
Belt broken
Replace Belt
Worn out leaf or gear, worn out wheel.
Replace
Surface rough or uneven.
In correct cutter depth setting.
Disassembly and Re-assembly
Cutter drum replacement
Follow instructions in “Shutting Down”
section earlier in the manual.
a) Unscrew (Clockwise) Main Drive Sha
(13) using a rod to rotate to remove the main
drive sha assembly.
b) Now remove the entire Hammer leaf
assembly and replace them with new one (if
found worn-out). Now assemble in reverse
manner

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Belt tensioning
a) Unscrew Hex Bolts (41) and Plain
Washers (59) to remove Belt Cover (19).
Now Loosen all four Hex Nuts (46) aer-
wards loosen Hex Nuts (68) and tighten Hex
Bolts (67) (Ensure that both Hex Bolts are
fastened the same degree in order for them to
travel the same distance.) to push the Motor
(34).
b) is will shi the motor position and
tighten the belt tension. Now tighten Hex
Nuts (46) and Hex Nut (67). Now assemble
in reverse manner.
Servicing of height adjustment
mechanism
a) First loosen the U-bolt Assembly’s (65)
at the bottom portion and pull out the Wire
Rope (64).
b) Now loosen the Allen Bolts (58) and
pull out the height adjustment mechanism
from the push handle (20). (refer Detail A)
c) Now remove the U-bolt Assembly’s (65)
from other end also to replace the rope wire
(64) with new one. Now assemble the same
in reverse manner. Make sure to pass the wire
rope through the pulley (5).
d) Now assemble in reverse manner.
Wheel replacement
a) For changing wheels rst invert the
scaler to get access to the Hex Nut (61) un-
screw it. Now Remove the Plain Washer (56),
Spring Washer (38) and External Circlip (63)
respectively. (refer Detail B)
b) Remove the wheel assembly completely
to replace with new one.Now assemble in
reverse manner.

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Scaler height adjustment by small
wheel
a) ere is a provision to adjust the height
of scaler aer the Wheel (Small) (2) worn
out. e above procedure should be followed
to remove the wheel assembly. Open both the
wheel assembly.
b) Now loosen the Hex Nut (48) on the
Grub Screw (39). Now turn the Grub Screw
(39) towards downwards as shown. Aer
required turn made again tighten the Hex
Nut (48) to x the rotation of Grub Screw
(39). Make sure you maintain same height
of Grub Screw (39) below the Pin for Small
Wheel (15) on both the wheels. Now assem-
ble in reverse manner.
Bearing Replacement
a. Unscrew (Clockwise) Main Drive Sha
(13) using a rod to rotate to remove the
main drive sha assembly. (Refer Detail B
and C )
b. Now unscrew Allen Bolt (36) and Spring
Washer (52) from Bearing Cover (23).
Now remove External Circlip (35) using
circlip plier.
c. Now remove Spacer For Drive Assembly.
(7) and Ball Bearing (30) and replace it
with new ones.
d. Now Unscrew Hex Bolts (41) and Plain
Washers (59) to remove Belt Cover
(19). Now remove Timing Belt (29) and
unscrew Allen Bolt (36) to remove Plain
Washer (53), Timing Pulley (33) and
Spacer For Drive Assembly (7).
e. Now Follow Steps 6.b & 6.c from Bearing
Replacement.
f. Now assemble in reverse manner

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Hammer leaf replacement
a. Follow the procedure for Cutter Drum
Replacement to remove the cutter as-
sembly. Firmly grip the leaf stand (1) and
unscrew the ange nut (3) as it has le
handed thread.
b. Now remove the leafs (6), washers (7)
from the pin (5) and replace with new
one.
c. Now assemble in reverse manner.
Hammer Leaf Assembly - 653 97 01
Sr.No Description Part
Number Qty
1 STAND FOR LEAF 653 21 11 1
2 UPPER FLANGE 653 21 12 1
3 FLANGE NUT 653 21 13 1
4 MIDDLE FLANGE 653 21 14 1
5 PIN FOR LEAF 653 21 15 6
6 CHIPPING LEAF 340.347 66
7 WASHER 653 90 16 72

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Cutter Gear replacement
a. Follow the procedure for Cutter Drum
Replacement to remove the cutter assem-
bly. Firmly grip the leaf holder (1) and
unscrew the ange nut (3) as it is having
le hand thread.
b. Now remove the gears (6), washers (7)
from the pin (5) and replace with new
one. Now assemble in reverse manner.
Cutter Gear Assembly - 653 97 02
Sr.No Description Part
Number Qty
1 STAND FOR GEAR 653 21 18 1
2 UPPER FLANGE 653 21 21 1
3 FLANGE NUT 653 21 13 1
4 MIDDLE FLANGE 653 21 19 1
5 PIN FOR LEAF 653 21 20 6
6 CUTTER GEAR (30S) 59 12 59 66
7 WASHER 653 90 17 72

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Exploded View for ERDS 84
3
47
31
22
58
57
6
48
12
24
55
20
41
59
19
29 53
33
26
10
36
52
1
2
4
7
67
68
11
13
14
15
7
17
21
23
25
27
28
32
34
38
39
40
42
43
45
44
46
50
51
54
61
56
60
63
64
65
66
49
18
37
95
62
30 8
35
DETAIL A
DETAIL C
DETAIL B

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Exploded View Detail-A for ERDS 84
20
55
24
12
48
6
57
58
22
31
47
3
64
63
60
21
14
1
4
38
61
56
49
18
37
9
5
62
42
44
45
43
DETAIL A

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Exploded View Detail-B for ERDS 84
2
15
39
60
61
38
56
63
67
66
40
35
30
25
23
17
13
11
68
8
7
52
36
51
50
46
34
32
28
27
DETAIL B

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Exploded View Detail-C for ERDS 84
10
54
7
26
33
53
29
19
59
41
52
36
7
35
8
30
23
DETAIL C

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Bill of Materials for ERDS 84
Sr.No Description Part Number ERDS 84
220V3 440V 110V 220V
1 Wheel (Big) 653 08 01 2 2 2 2
2 Wheel (Small) 653 08 02 2 2 2 2
3 Height Dial 653 10 01 1 1 1 1
4 Pin For Push Handle 653 21 01 1 1 1 1
5 Pulley For Push Handle 653 21 02 1 1 1 1
6 readed Sha 653 21 03 1 1 1 1
7 Spacer For Drive Assly. 653 21 04 3 3 3 3
8 Bearing Cover 653 21 05 2 2 2 2
9Pin 653 21 06 1 1 1 1
10 Drive Spindle 653 21 07 1 1 1 1
11 Sleeve For Bearing 653 21 08 1 1 1 1
12 Stud For Sliding Guide 653 21 09 1 1 1 1
13 Main Drive Sha 653 21 10 1 1 1 1
14 Pin For Big Wheel 653 21 16 2 2 2 2
15 Pin For Small Wheel 653 21 17 2 2 2 2
16 Hex Stud 653 23 01 2 2 2 2
17 Housing 653 31 01 1 1 1 1
18 imble 653 50 10 1 1 1 1
19 Belt Guard 653 31 03 1 1 1 1
20 Push Handle 653 33 01 1 1 1 1
21 Wheel Mounting Tray 653 31 05 1 1 1 1
22 Sliding Block 653 31 06 1 1 1 1
23 Bearing Block 653 31 07 2 2 2 2
24 Pipe For Sliding Guide 653 31 08 1 1 1 1
25 Key For Drive Sha 653 31 09 1 1 1 1
26 Key For Drive Spindle 653 31 10 1 1 1 1
27 Motor Plate 653 31 11 2 2 2 2
28 Key For Motor 653 31 12 1 1 1 1
29 Timing Belt 653 40 01 1 1 1 1
30 Ball Brg. 653 50 01 2 2 2 2
31 urst Brg. 653 50 02 1 1 1 1
32 Timing Pulley 653 50 03 1 1 1 1
33 Timing Pulley 653 50 04 1 1 1 1
34 Motor (220V-1ph) 653 50 05 - - - 1
34 Motor (110V-1ph) 653 50 07 - - 1 -
34 Motor (440V-3ph) 653 50 06 - 1 - -
34 Motor (220V-3ph) 653 50 09 1 - - -
35 Ext Circlip Light 653 90 01 2 2 2 2

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Bill of Materials for ERDS 84
Sr.No Description Part Number ERDS 84
220V3 440V 110V 220V
36 Allen Bolt 653 90 02 9 9 9 9
37 Allen Bolt 653 90 03 4 4 4 4
38 Spring Washer 653 90 04 4 4 4 4
39 Grub Screw 653 90 05 2 2 2 2
40 T -Stud 653 90 06 4 4 4 4
41 Hex Bolt 653 90 07 2 2 2 2
42 Cheese Head Screw 653 90 08 2 2 2 2
43 Cable - 1ph 342 91 27 - - 1 1
43 Cable - 3ph 653 91 02 1 1 - -
44 Starter -1ph 653 91 03 - - - 1
44 Starter -1ph 653 91 08 - - 1 -
44 Starter -3ph (440V) 653 91 04 - 1 - -
44 Starter -3ph (220V) 653 91 07 1 - - -
45 Plug -1ph 653 91 05 - - 1 1
45 Plug -3ph 653 91 06 1 1 - -
46 Hex Nut 022 40 21 4 4 4 4
47 Allen Bolt 126 90 40 1 1 1 1
48 Hex. Nut 150 40 25 4 4 4 4
49 Eye Bolt 653 90 11 1 1 1 1
50 Plain Washer 171 90 50 4 4 4 4
51 Spring Washer 199 90 47 4 4 4 4
52 Spring Washer 210 90 35 12 12 12 12
53 Plain Washer 298 00 53 1 1 1 1
54 Plain Washer 330 90 26 6 6 6 6
55 Rubber Handle 340 30 24/03 2 2 2 2
56 Plain Washer 653 90 19 4 4 4 4
57 Ext Circlip Light 500 90 42 1 1 1 1
58 Allen Bolt 500 90 51 2 2 2 2
59 Plain Washer 536 90 07 2 2 2 2
60 Ball Bearing. 550 50 19 8 8 8 8
61 Hex. Nut 552 90 14 4 4 4 4
62 Ext Circlip 612 51 34 4 4 4 4
63 Ext Circlip BP16016 4 4 4 4
64 Wire Rope 653 90 10 1 1 1 1
65 U' Bolt Assly. 653 98 01 4 4 4 4
66 Hammer Leaf Assly. 653 97 01 1 1 1 1
67 Hex. Bolt 653 90 13 2 2 2 2
68 Hex. Nut 653 90 12 4 4 4 4

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
TEST CERTIFICATE OF MATERIALS, PERFORMANCE
DATE :
MODEL NUMBER :
PART DESCRIPTION & S.NO. :
We Hereby Certify at e Above Referenced Product Has Tested And Inspected In Accordance With Our Standard Test
Procedures And Meets e Specications For Material And Performance Values As Published In Our Literature. We Further
Certify at e Product Has Been Given Our Standard Factory Test. is Product Is Certied To Be Produced In Our Fac-
tory, And Is Of Current Production. It Has Been Produced In A Workmanlike Manner And Meets All Quality And Perfor-
mance Standards Established By e Company
Authorised Signatory
Q.A Manager
Place - Vasai, Maharastra

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
EU DECLARATION OF CONFORMITY
We hereby certify that the Listed Product stipulated below comply with all relevant provisions of the machinery direc-
tive (2006/42/EC) and the national laws and regulations adopting this directive.
Description :
Model Number :
Date :
Serial Number :
Is in conformity with the provisions of the following European Directives: (2006/42/EC) Machinery Safety and
Harmonized standards
ISO 12100-1: 2010: Safety of Machinery –general Principles for Design –Risk Assessment and Risk Reduction.
Registered Oce : 416 Gundecha Industrial Complex, Akuril Road,
Kandivali East, Mumbai – 400101, Maharashtra, India.
Web site : www.teryair.com
Works : A-1, Tirupati Udyog Nagar, Sativali Road, Vasai East,
Palghar – 401208, Maharashtra, India.
CE certication registration no – C E 16831
Issued by – BMQR Certications Pvt Ltd.
www.cemarking-india.com
Valid Till – 03/11/2021
Signed for and on behalf of
TERYAIR EQUIPMENT PVT. LTD. Place of Issue:
Date:

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Operation and Maintenance Guide ERDS 84 Electric Rotary Deck Scalers
Warranty Certificate
Every product manufactured by Teryair
is built to meet the highest standards of quality.
Teryair warrants that the Products, accessories and parts manufactured or supplied
by the company be free from defects in material and workmanship for a period of six
months from date of Teryair authorized dealer invoice to customer, or one year from
date of Teryair invoice to dealer, whichever is earlier. Failure due to normal wear,
misapplication, or abuse is, of course, excluded from this warranty.
Since the use of Teryair products and parts is beyond our control, Teryair cannot
guarantee the suitability of any product or part for a particular application and Teryair
shall not be liable for any consequential damage or expense arising from the use or
misuse of its products on any application. Teryair does not warranty bought out
products or components such as electric motors and hardware but will assist in
directing warranty queries to the dealer/manufacturer responsible. Teryair
responsibility is limited solely to replacement or repair of defective Teryair products
or components.
Dealer/End User shall have no right or remedy and Teryair shall have no liability or obligation under the warranty, if:
(i) a Product is altered, changed, modified or tampered with in any way, (ii) a Product is damaged after deposit with the
transporter for shipment; (iii) a Product is not properly preserved, packaged, stored, processed or handled after receipt; (iv) a
Product is not used and maintained in accordance with Teryair's recommended operating and maintenance manuals,
instructions and procedures, if any; (v) a Product is not properly incorporated or installed in, or not properly combined with, an
Other Product; (vi) the issue with a Product is directly or indirectly attributable to, or directly or indirectly results from or arises
out of, a failure, substandard performance or other issue with another product, material, component or part not supplied by
Teryair; (vii) the issue with a Product is directly or indirectly attributable to, or directly or indirectly results from or arises out of,
compliance with any design, specification or other specific requirement of Dealer/End User; (viii) a Product is used in a manner,
with a substance or for a purpose other than the normal manner, substance and purpose for which it is intended or is otherwise
subjected to abnormal use or service; (ix) a Product is subjected to a power surge, brown out or other similar occurrence; (x)
the issue with a Product is directly or indirectly attributable to, or directly or indirectly results from or arises out of, normal wear
and tear of such Product (including, without limitation, things such as worn seals, diaphragms, balls, O rings, gaskets, chisels,
cutters, hoses and other such wearing components; (xi) the issue with a Product is directly or indirectly.
Dated :
Product Model Number :
Product Serial Numbar : Ajay Bhagat, Q.A. Manager
(Company Seal)