Motor Unit Assembly Parts
34
2
10
8
13
14
15
16
19
4
3
DN
UP
Brown
Wire
(Down)
Contact
LIMIT SWITCH ASSY.
Grey
Wire
Yellow
Wire
(Up)
Contact
Center Limit
Contact
Drive
Gear
9
20
16
12
18
11
17
3
1
5
6
7
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
Line cord
5
143D100
End panel w/all labels
6
175B88
Light socket
7
108D36
Lens
8
30B387
Capacitor - 1/3HP
30B363
Capacitor - 1/2HP
9
12A373
Capacitor bracket
10
41A3150
Terminal block w/screws
11
41D3058
Universal replacement motor &
bracket assembly
Complete with
:
Motor, worm, bracket, bearing
assembly, RPM sensor
KEY
PART
NO.NO.
DESCRIPTION
12
41R370-16
Cover (Model 1245BM)
41R370-17
Cover (Model 1255BM)
13
41A2818
Limit switch drive & retainer
14
41D3452
Limit switch assembly
15
41C4398A
RPM sensor assembly
16
41C4246
Wire harness assembly w/plug
17
41A2826
Shaft bearing kit
18
41A2822A
Interrupter cup assembly
19
41A5021-1G Receiver logic board assembly
Complete with:
Logic board,
end panel w/all labels
20
41A5014-3
End panel w/all labels
NOT SHOWN
41A2825
Opener assembly hardware kit
(includes screws not designated
by a number in illustration).