Repair parts, Opener assembly parts – Craftsman 1/2 HP GARAGE DOOR OPENER 139.53978SRT User Manual
Page 37
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Repair Parts
Opener Assembly Parts
Drive
Gear
Center Limit
Contact
(Up)
Contact
KEY
PART
NO. NO.
1
31D380
2
41C4220A
4
5
6
7
8
9
10
41A2817
41B4245
41A4352
175B88
108D58-2
30B363
12A373
41A31S0
DESCRtPTION
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/wotm gear kit w/grease
Roll pins (2)
Line cord
End panel
Light socket
Lens
Capacitor - V2HP
Capacitor bracket
Terminal block w/screws
KEY
PART
NO. NO.
11
12
13
14
15
16
17
18
19
20
DESCRIPTION
41D3058 Universal replacement motor &
bracket assembly
Complete with: Motor, worm,
bracket, bearing assembly,
RPM sensor
41D0328-4
Cover
41A2818
Helical gear & retainer w/grease
41D3452
Limit switch assembly
41C4398A
RPM sensor assembly
41C4246
Wire harness assembly w/plug
41A2826
Shaft bearing kit
41A2822A
Interrupter cup assembly
41A5021-2E Receiver logic board assembly
Complete with:
Logic board, End panel w/all labels
41A3691 End panel
-
NOT SHOWN
41A2825 Opener assembly hardware kit
(includes screws not designated by
a number in illustration).
37