Motor Unit Assembly Parts - Chamberlain 3280CM 1/2 HP Owner's Manual

Motor Unit Assembly Parts

5
4
6
7
14
8
15
11
KEY PART
NO. NO.
1 41A4371
2 41A4885-5
3 41B4245
4 41A5484-1
5 4A1344
6 108D79
7 30B532
8 12A373
9 41A3150
10 41C4842
3
10
12
13
DESCRIPTION
Belt cap retainer
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
Line cord
End panel w/all labels
Light socket
Lens
Capacitor – 1/2 hp.
Capacitor bracket
Terminal block w/screws
Universal replacement motor
Complete with: Motor, worm,
bracket, bearing assembly,
RPM sensor.
1
2
16
9
Brown
Wire
Drive
Gear
Center Limit
Contact
KEY PART
NO. NO.
11 41A5525-3
12 41A2818
13 41D3452
14 41A2822-1
15 41C4398A
16 41AB050-2M Receiver logic board
17 41C5497
41C5548
18 41D180-1
41A2826-1
41A2825
34
17
5
18
(Down)
LIMIT SWITCH ASSY.
Contact
(Up)
Yellow
Contact
DESCRIPTION
Cover
Limit switch drive & retainer
Limit switch assembly
Interrupter cup assembly
RPM sensor assembly
assembly
High voltage wire harness
Low voltage wire harness
End panel
NOT SHOWN
Shaft bearing kit
Opener assembly hardware kit
(includes screws not
designated by a number in
illustration)
6
Grey Wire
Wire