Chamberlain 248735 3/4 HP Garage Door Opener User Manual


 
Motor Unit Assembly Parts
38
DN
UP
Brown
Wire
(Down)
Contact
LIMIT SWITCH
ASSEMBLY
Grey
Wire
Yellow
Wire
(Up)
Contact
Center Limit
Contact
Drive
Gear
2
4
3
1
14
18
8A
16
5
17
9
10
15
13
12
6
6
11
8B
8C
7
7
KEY PART
NO. NO. DESCRIPTION
1 41A5615 Chain Spreader
2 41A5585 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 41A5484-1 End panels w/all labels
6 4A1344 Light socket
7 108D79 Lens
8A 30B530 Capacitor 56uF
8B 30B529 Capacitor 40uF
8C 41A5637 Resistor
9 41A3150 Terminal block w/screws
10 41D5563 Universal replacement motor &
bracket assembly. Complete
with: Motor, worm, bracket,
bearing assembly, RPM sensor
KEY PART
NO. NO. DESCRIPTION
11 41A5633-2 Cover
12 41A2818 Limit switch drive & retainer
13 41D3452-2 Limit switch assembly
14 41A2822-1 Interrupter cup
15 41C4398A RPM sensor assembly
16 41AC075-2 Receiver logic board assembly.
Complete with: Logic board, end
panel w/all labels, light socket
17 41C5588 High voltage wire harness
41C5587 Low voltage wire harness
18 41D180-1 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)