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Motor Unit Assembly Parts
34
DN
UP
Brown
Wire
(Down)
Contact
LIMIT SWITCH ASSY.
Grey
Wire
Yellow
Wire
(Up)
Contact
Center Limit
Contact
Drive
Gear
2
4
3
7
1
12
16
7
5
8
9
18
20
19
6
11
17
15
13
14
10
KEY PART
NO. NO. DESCRIPTION
1 31D380 Sprocket cover
2 41C4220A 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
3 41A2817 Drive/worm gear kit w/grease,
roll pins (2)
4 41B4245-1 Line cord
5 41A5484 End panels w/all labels
6 4A1344 Light socket
7 108D68 Lens
8 30B363 Capacitor - 1/2 HP
9 12A373 Capacitor bracket
10 41A3150 Terminal block w/screws
11 41C4842-2 Universal replacement motor &
bracket assembly
Complete with: Motor, worm,
bracket, gear case, bearing
assembly, RPM sensor
KEY PART
NO. NO. DESCRIPTION
12 41A5525 Cover
13 41A2818 Limit switch drive & retainer
14 41D3452 Limit switch assembly
15 41A5532 Gear case
16 41A2822-1 Interrupter cup assembly
17 41C4398A RPM sensor assembly
18 41A5483 Receiver logic board assy.
Complete with: Logic board, end
panel w/all labels, light socket
19 41C5499 High voltage wire harness assy.
41C5500 Low voltage wire harness assy.
20 41D180-1 End panel w/all labels
NOT SHOWN
41A2826-1 Motor shaft bearing kit
41A2825 Opener assembly hardware kit
(includes screws not designated
by a number in illustration)