Chamberlain 985 Garage Door Opener User Manual


 
Repair Parts
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
33
Opener Assembly Parts
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
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 41A3583-18 Cover 1/3HP
13 41A2818 Helical gear & retainer w/grease
14 41D3452 Limit switch asembly
15 41C4398A RPM sensor assembly
16 41C4246 Wire harness assembly w/plug
17 41A2826 Shaft bearing kit
18 41A2822A Interrupter cup assembly
19 41A5021-6E 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).