Chamberlain Security+ 3112E - Page 38

Motor Unit Assembly Parts
38
2
10
8
13
14
15
4
1
5
3
9
16
12
18
11
17
6
7
DN
UP
Brown
Wire
(Down)
Contact
LIMIT SWITCH ASSY.
Grey
Wire
Yellow
Wire
(Up)
Contact
Center Limit
Contact
Drive
Gear
19
1a
2a
Model 3122E
Model 3112E
KEY PART
NO. NO. DESCRIPTION
1 41A4208 Chain spreader - 3122E
1A 31D380 Sprocket cover - 3112E
2 41A4206A Gear and sprocket assy. - 3122E
2A 41C4220A Gear and sprocket - 3112E
3 41A2817 Drive/worm gear kit w/grease,
roll pins (2)
4 41B4245 Line cord
5 41A5484-7 End panel 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 41D3058 Universal replacement motor &
bracket assembly
12 41A5525-21 Cover
13 41A2818 Limit switch drive & retainer
14 41D3452 Limit switch assembly
15 41A2822-1 Interrupter cup assembly
16 41C4398A RPM sensor assembly
KEY PART
NO. NO. DESCRIPTION
17 41A5483-12B Receiver logic board assy.
18 41C5497 High voltage wire harness assy.
41C5498 Low voltage wire harness assy.
19 41D181 End panel w/all labels
NOT SHOWN
41A2826 Motor shaft bearing kit
41A2825 Opener assembly hardware kit
(includes screws not designated
by a number in illustration)
41A5536-6 Single-function remote control,
housing only (No circuit board)
10A20 3V2032 Lithium battery
29B137 Transmitter visor clip
41A2828 Manual release rope & handle
assembly
114A2586 Owner's Manual