Motor Unit Assembly Parts - Chamberlain M50 - 1/3HP Owner's Manual

Motor Unit Assembly Parts

7
8
(M50)
(Down)
Contact
Brown
Wire
DN
Drive
Gear
Center Limit
Contact
KEY PART
NO. NO.
1 31D380
2 41C4220A
3 41A2817
4 41B4245
5 143D100
6 41A2916
7 175B88
8 108D34
108D36
9 30B363
30B387
10 12A373
11 41A3150
12 41D3058
(M100)
17
21
20
18
(M100)
19
17 16
LIMIT SWITCH ASSY.
Grey
Wire
UP
(Up)
Yellow
Contact
Wire
DESCRIPTION
Sprocket cover
Gear and sprocket assembly
Complete with: Spring washer,
Thrust washer, Retaining ring,
Bearing plate, Roll pins (2), Drive
gear and worm gear, Helical gear
w/retainer and grease
Drive/worm gear kit w/grease,
Roll pins (2)
Line cord
End panel (M50)
End panels w/all labels (M100)
Light socket
Lens (M100)
Lens (M50)
Capacitor - 1/2 HP
Capacitor - 1/3 HP
Capacitor bracket
Terminal block w/screws
Universal replacement motor
&bracket assembly. Complete
with: Motor, worm, bracket,
bearing assembly, RPM sensor
1
2
4
3
11
3
12
14
15
13
KEY PART
NO. NO. DESCRIPTION
13 41A3583-19 Cover (M100)
41A3583-20 Cover (M50)
14 41A2818 Helical gear & retainer w/grease
15 41D3452 Limit switch assembly
16 41C4398A RPM sensor assembly
17 41C4246 Wire harness assy. w/plug
18 41A2826 Shaft bearing kit
19 41A2822A Interrupter cup assembly
20 41A5021-5F Receiver logic board assy. (M100)
Complete with: Logic board. End
panel w/all labels, Light socket
41A5021-1F Receiver logic board assy. (M50)
21 41A3673 End panel w/all labels (M100)
41A3712 End panel w/all labels (M50)
NOT SHOWN
41A2825 Opener assembly hardware kit
(includes screws not designated
by a number in illustration).
34
5
(M50)
7
9
10
6
(M100)
8
(M100)
8