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Commercial Door & Gate Operator Modifications

Power Transmission Modifications

65_52091-14

LiftMaster Manual Hoist Mod. M8 #41 Chain for 14ft High Door

For 3/4 Hp & 1 Hp Trolley operators
Includes floor level brake release cable 1" x 12' round bar.

Installation Manual

MODKIT065D

Manaras Trolley Hoist #41 Brake Release Kit No Shaft Field Install

Modification kit for in-field upgrades
Hand chain sold separately

MODKIT065B

Manaras Trolley Hoist #41 Brake Release Kit Includes 12' Shaft

Modification kit for in-field upgrades

MOD065B

Manaras Trolley Hoist #41 Brake Release Kit Includes 12' Shaft

Chain hoist for manual hand operation of standard lift doors equipped with trolley operators.
The 1" cross-header shaft (12' long) drives the front idler of the drawbar
For use with operators with #41 chain
When applicable it incorporates an electric cut-out and brake release cable
Hand chain for 14' high door is standard
Hoist assembly width is only 8.5"

.......more details

65-92131

LiftMaster Dual Aux Trolley Mod. M15 #41 Chain for 12ft High Door

Provides drawbar-type operation on very wide (over 22 ft) standard lift sectional doors where a side-mount op. is preferred over a drawbar op.
Includes up to 12ft of tracks
For H/J/GH

65_52091-12

LiftMaster Manual Hoist Mod. M8 #41 Chain for 12ft High Door

For 3/4 Hp & 1 Hp Trolley operators
Includes floor level brake release cable 1" x 12' round bar.

65-52091-16

LiftMaster Manual Hoist Mod. M8 #41 Chain for 16ft High Door

For 3/4 Hp & 1 Hp Trolley operators
Includes floor level brake release cable 1" x 12' round bar.

65-52081-16

LiftMaster Dual Trolley Mod. #41 Chain for 16ft High Door Includes (2) 16' (Actual length 227") tracks and (1) Round Bar 240"

Provides drawbar-type operation on very wide (over 22 ft) standard lift sectional doors where a side-mount op. is preferred over a drawbar op.
Includes 16ft tracks Round Bar 1" x 20'
For H/J/GH

MOD064C

Manaras Trolley Hoist Kit #410 Chain for OTH

Modification when purchased with an operator
#410 CHAIN WITH FRONTIDLER ASSY
CHAIN HOIST ASSY
HOIST KIT FOR TROLLEY HOIST CHAIN

Drawing