Owner`s manual
30
Motor Unit Assembly Parts
9 
7 
12 
13 
14 
15 
18 
4 
8 
11 
17 
10 
16 
3 
5 
6 
18 
15 
Brown
Wire
(Down)
Contact
LIMIT SWITCH ASSY.
Grey
Wire
Yellow
Wire
(Up)
Contact
Center Limit
Contact
Drive
Gear
1 
2 
KEY PART 
NO. NO.  DESCRIPTION
41C5069  Rail support bracket assembly kit1 
41B4569 Pulley (Chain)2 
41A5668  Gear and sprocket assembly.3 
Complete with: Spring washer,
thrust washer, retaining washer, 
bearing plate roll pins (2), drive gear 
and worm gear, helical gear w/retainer 
and grease,sprocket shaft plate 
with screws
41A2817  Drive/worm gear kit w/grease4 
Roll pins (2)
143D100-1  Front end panel5 
175B88 Light socket6 
30B532 Capacitor7 
12A461 Capacitor bracket8 
41A3150  Terminal block with screws9 
KEY PART
NO. NO.  DESCRIPTION
41D4509  Replacement motor & bracket 10 
assembly
Complete with: Motor, worm, 
bracket, bearing assembly
41A4593-5 Cover11 
81C253  Helical gear & retainer w/grease12 
41A5640  Limit switch assembly13 
41C4398A  RPM sensor assembly14 
41C4246  Wire harness assembly w/plug15 
41A2826  Shaft bearing kit16 
41A2822A  Interrupter cup assembly17 
41A5021-9G-315  Receiver logic board assembly18 
Complete with: Logic board, end 
panel with all labels
   NOT SHOWN
  41A2825  Opener assembly hardware kit 
(includes screws not designated by 
a number in illustration).










