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5

Attaching Load Chain Accessories

The load chain is provided with a chain spring, a cushion rubber, a stopper, and a chain fixing plate in place. The 
variations and installation of these parts differ from each capacity.
When replacing any of these parts or the load chain, attach properly them as follows.

●Chain Accessories Variatoins

The accessories are installed at the specific place as shown in the following table with reference to the figures on 
Page 3 for single chain fall and on this page for double chain fall.

Rated load

250kg(125kg+125kg) 
490kg(245kg+245kg) 
500kg(250kg+250kg)

1t (500kg+500kg)

2t (1t+1t)

2.8t(1.4t+1.4t) 

3t(1.5t+1.5t)

*3.2t(1.6t+1.6t)

4.8t(2.4t+2.4t) 

5t(2.5t+2.5t)

Chain fall

Single-chain type (single chain fall)

Double-chain type (double chain fall)

Load side

Accessory

Stopper 

Cushion rubber

Stopper 

Cushion rubber

Stopper 

Chain spring 

Limit stopper

Stopper 

Chain spring (2 types x 2) 

Limit stopper (2)

Stopper 

Chain spring (2 types x 2) 

Limit stopper (2)

Attached 

position

5th link

6th link

5th link

6th link

5th link

No-load 

side

Accessory

Stopper 

Cushion rubber

Stopper 

Cushion rubber

Stopper 

Cushion rubber

Stopper 

Cushion rubber

Stopper 

Cushion rubber

Attached 

position

3rd link

3rd link

3rd link

3rd link

3rd link

 

 

 

 

 

 

 

 

 

 

 

      

 

*It is for Europe.

Double-chain type (double chain fall)

Stopper

Limit stopper

Chain spring (long)

Chain spring (short)

Cushion rubber

Stopper

Attachment of a stopper

Summary of Contents for TWER2

Page 1: ...nel Failure to follow this precaution may cause serious accidents leading to serious or even fatal injury DANGER PROHIBITED ER2 Twin Hook Electric Chain Hoist 250kg to 5t Operation Manual TWER2 TWER2M...

Page 2: ...pecifications This twin hook electric chain hoist is designed the same as a standard hoist Please refer to the sections of Product Specifications in ER2 Series Electric Chain Hoist Owner s Manual sepa...

Page 3: ...MR2 Series motorized trolley ER2 Series Electric Chain Hoist Steel bucket dedicated for twin hook type Suspender Cushion rubber Stopper no load side TWER2 Hook suspension Frame F Chain guide Balance w...

Page 4: ...of the bottom hook under no load Failure to follow this precaution may cause serious injury or property damage COMPULSORY Load chain Chain pin Screw fitting Nut Spring washer Check hole Connection fi...

Page 5: ...00kg 2t 1t 1t 2 8t 1 4t 1 4t 3t 1 5t 1 5t 3 2t 1 6t 1 6t 4 8t 2 4t 2 4t 5t 2 5t 2 5t Chain fall Single chain type single chain fall Double chain type double chain fall Load side Accessory Stopper Cush...

Page 6: ...ley onto the beam by extending the trolley width make sure that the trolley does not derail Failure to follow this precaution may cause serious injury or property damage COMPULSORY Operations This twi...

Page 7: ...the grease gun through two grease nipples Idle sheave Outer ring Thrust needle bearing Inner ring Grease nipple Sheave shaft Bearing Fasten the bolts and screws with the proper torque Failure to follo...

Page 8: ...me F M Measurement using a slide caliper The amount of wear is 5 or less the difference between vertical and horizontal diameters of each hole is 5 or less Replace damaged parts Chain guide Visual che...

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