Torque Specifications - Columbus McKinnon CM Lodestar VS A Installation Operating & Maintenance Manual

Variable speed electric chain hoist
Table of Contents

Advertisement

Table 13a. Torque Specification: All Models
Fastener
Brake End Cover
Motor End Cover
1/4"-20 Button-Head Screw for
Miscellaneous Applications
Cord Grips
Cord Grip Dome Nut
Table 13b. Torque Specification: Models A-H
Fastener
Motor Housing / Gear Housing /
Back Frame Screws
Liftwheel Nut
Brake Mounting Screws
Suspension Adapter Screws
Lower Hook Block Screws
(Double-Reeved)
Loose End Screw
Chain Stop Screw
Table 13c. Torque Specification: Models J-RT
Fastener
Motor Housing / Gear Housing /
Back Frame Screws
Liftwheel Nut
Brake Mounting Screws
Suspension Adapter Screws
Lower Hook Block Screws
(Double-Reeved)
Lower Hook Block Screws
(Triple-Reeved)
Loose End Screw
Chain Stop Screw
*All torque values are for clean,dry fasteners. DO NOT apply oil or any other lubricant to the fastener threads.
VARIABLE SPEED ELECTRIC CHAIN HOIST WITH
OPTION
Fastener Description
1/4"-20 Socket-Head Cap Screw
1/4"-20 Socket-Head Cap Screw
1/4"-20 Button-Head Socket Cap
Screw
ø3/4" NPT Cord Grip
1-1/16" Dome Nut for Cord Grip
Screw Size
1/4"-20 Socket-Head Cap Screw
1"-12 Hex Nut
M4 Socket-Head Cap Screw
3/8"-16 - 12-Point Cap Screw
1/4"-20 Socket-Head Cap Screw
1/4"-20 Socket-Head Cap Screw
1/4"-20 Socket-Head Cap Screw
Screw Size
5/16"-18 Socket-Head Cap Screw
1-1/8"-12 Hex Nut
M5 Socket-Head Cap Screw
1/2"-16 - 20-Point Cap Screw
5/16"-18 Socket-Head Cap Screw
1/2"-13 Hex Cap Screw
5/16"-20 Socket-Head Cap Screw
1/4"-20 Socket-Head Cap Screw
Tool Required
3/16" Hex Driver
3/16" Hex Driver
5/32" Hex Driver
1-1/16" Hex Socket or Wrench
2 x 1-1/16" Wrench; hold the cord grip body
while tightening the dome nut
Tool Required
3/16" Hex Driver
1-1/2" - 6- or 12-Point Socket
3mm Hex Driver
3/8" - 12-Point Socket
3/16" Hex Driver
3/16" Hex Driver
3/16" Hex Driver
Tool Required
1/4" Hex Driver
1-11/16" - 6- or 12-Point Socket
4mm Hex Driver
1/2" - 12-Point Socket
1/4" Hex Driver
3/4" - 6- or 12-Point Socket
1/4" Hex Driver
3/16" Hex Driver
38
*Recommended Seating Torque
ft-lbf
N·m
4.2 - 5.0
5.7 - 6.8
4.2 - 5.0
5.7 - 6.8
4.2 - 5.0
5.7 - 6.8
5.0 - 5.8
6.8 - 7.9
3.3 - 4.5
4.5 - 6.1
or until cord does not slip
*Recommended Seating Torque
ft-lbf
N·m
7.9 - 8.3
10.7 - 11.3
55.0 - 60.0
74.6 - 81.3
2.5 - 3.3
3.4 - 4.5
35.0 - 45.0
47.5 - 61.0
5.0 - 5.8
6.8 - 7.9
4.2 - 5.0
5.6 - 6.8
5.0 - 5.8
6.8 - 7.9
*Recommended Seating Torque
ft-lbf
N·m
14.2 - 15.0
19.3 - 20.3
85.0 - 90.0
115.2 - 122.0
3.3 - 4.1
4.5 - 5.6
70.0 - 80.0
94.9 - 108.5
10.0 - 11.3
13.6 - 15.3
55.0 - 65.0
74.6 - 88.1
8.0 - 10.0
10.8 - 13.6
5.0 - 5.8
6.8 - 7.9
P/N: 192047082 (REV AD) 627NH March 2022

Advertisement

Table of Contents
loading

Table of Contents