11
00001996 (REV AC) 627NH October 2014
Figure 7. Attaching Load Chain Double Reeved Models
1. Dead end block 7. Lift-wheel
2. Suspension assembly 8. Motor housing
3. Suspension self-locking nut 9. Loose end screw
4. Dead end bolt 10. Loose end link
5. Dead end link 11. Loose end
6. Chain guide
(Do not order parts by these numbers. See parts list)
3
2
4
7
11
9
8
10
1
5
6
Table 2a. Torque Specifi cation: All Models
Fastener Fastener Description Tool Required
*Recommended Seating Torque
ft-lbf N-m
Brake End cover 1/4-20 Slotted Fillister Head Screw Slotted Blade Screw Driver 4.0 - 5.0 5.4 - 6.8
Motor End Cover 1/4-20 Slotted Fillister Head Screw Slotted Blade Screw Driver 4.0 - 5.0 5.4 - 6.8
Reversing contactor Connecting Screws-1ø Terminal Clamp Screw Phillips no. 2 or 3/16” slotted head screwdriver 0.6 - 1.0 0.8 - 1.3
Reversing contactor Connecting Screws-3ø Terminal Clamp Screw Phillips no. 2 or 3/16” slotted head screwdriver 0.6 - 1.0 0.8 - 1.3
Limit Switch Guide Screws #10-24 Slotted Fillister Head Screw Slotted Blade Screw Driver 1.7 - 2.1 2.3 - 2.8
1/4-20 Button Head Screw for
Miscellaneous Applications
1/4-20 Button Head Socket Cap Screw 5/32" Hex Driver 4.2 - 5.0 5.6 - 6.8
Table 2b. Torque Specifi cation: Models A-H
Fastener Screw Size Tool Required
*Recommended Seating Torque
ft-lbf N-m
Motor Housing / Gear Housing / Back Frame
Screws
1/4"-20 Socket Head Cap Screw 3/16" Hex Driver 7.9 - 8.3 10.7 - 11.3
Lift-Wheel Nut 1"-12 Hex Nut 1-1/2" - 6 or 12 Point Socket 55.0 - 60.0 74.6 - 81.3
Brake Attaching Screws 1/4-20 Slotted Fillister Head Screw Slotted Blade Screw Driver 4.2 - 5.0 5.6 - 6.8
Brake Armature Mounting Screws M5 Socket Head Cap Screw 4mm Hex Driver 4.0 - 4.7 5.4 - 6.4
Contactor Plate Mounting Nuts 1/4-20 Hex Nut 7/16" - 6 or 12 Point Socket 2.0 - 2.5 2.7 - 3.4
Suspension Adapter Screws 3/8"-16 - 12-Point Cap Screw 3/8" - 12 Point Socket 35.0 - 45.0 47.5 - 61.0
"Lower Hook Block Screws-Double Reeved" 1/4"-20 Socket Head Cap Screw 3/16" Hex Driver 5.0 - 5.8 6.8 - 7.9
Loose End Screw 1/4"-20 Hex Cap Screw 7/16" - 6 or 12 Point Socket 4.2 - 5.0 5.6 - 6.8
Chain Stop Screw 1/4"-20 Socket Head Cap Screw 3/16" Hex Driver 5.0 - 5.8 6.8 - 7.9
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