Chamberlain 1120E-1/2HP User Manual

OPENER ASSEMBLY PARTS LIST
2
10
8
13
14
15
16
19
4
5
3
DN
UP
Brown
Wire
(Down)
Contact
LIMIT SWITCH ASSY.
Grey
Wire
Yellow
Wire
(Up)
Contact
Center Limit
Contact
Drive
Gear
7
9
20
16
12
6
7
18
6
11
17
3
Rail Grease
Light Lens (2)
Chain Spreader
Single-Function
Transmitter (2)
1
Model 1110E
Model 1120E
KEY PART
NO. NO. DESCRIPTION
1 41A4208 Chain spreader (Model 1120E)
31D380 Sprocket cover (Model 1110E)
2 41C4206A Gear and sprocket assy.
(Model 1120E)
41C4220A Gear and sprocket assy.
(Model 1110E)
Complete with:
Spring washer, Thrust washer,
Retaining ring, Bearing plate,
Roll pins (2), Drive gear,
Worm gear, Helical gear w/retainer,
Grease
3 41A2817 Drive/worm gear kit w/grease
Roll pins (2)
4 41B4245 Line cord
5 143D123 End panel
6 175B88M Light socket
7 108D34 Lens
8 30B363 Capacitor-1/2HP
9 12A373 Capacitor bracket
10 41A3150 Terminal block w/screws
KEY PART
NO. NO. DESCRIPTION
11 41D3058 Universal replacement motor & bracket
assy. (Includes motor, worm, bracket,
bearing assembly, RPM sensor)
12
41A3583-2 Cover
13 41A2818 Helical gear & retainer w/grease
14 41D3452 Limit switch assembly
15 41C4398A RPM sensor assembly
16 41C4246 Wire harness assy. w/plug
17 41A2826 Shaft bearing kit
18 41A2822A Interrupter cup assy.
19 41A4201-2C Receiver logic board assy.
(Model 1120E)
41A4201-14 Receiver logic board assy.
(Model 1110E)
Complete with: Logic board,
End panel w/all labels
20 41A4447 End panel w/all labels (Model 1120E)
41A4448 End panel w/all labels (Model 1110E)
NOT SHOWN
41A2825 Opener assy. hardware kit
(includes screws not designated by
number in illustration)
31
Repair Parts

Chamberlain 1120E-1/2HP Specifications

General

Brand	Chamberlain
Model	1120E-1/2HP
Category	Garage Door Opener
Language	English