Chamberlain 3240 - Motor Unit Assembly Parts Breakdown; Identify Motor Unit Components

34
Motor Unit Assembly Parts
1
2
3
4
5
6a
6
7
12
11
13
14
14
9
10
9a
8
DN
UP
(Up) Contact
(Down) Contact
Center Limit
Contact
Yellow Wire
Brown
Wire
Drive
Gear
LIMIT SWITCH
ASSEMBLY
Grey Wire
KEY PART
NO. NO. DESCRIPTION
1 31C568 Drive shaft cover
2 41B4245 Line cord
3 30B620 Capacitor – 1/2 HP
30B638 Capacitor – 1/3 HP
4 41A3150 Terminal block w/screws
5 41D4671 Limit switch assembly
6 41A6241 Motor drive assembly
6a 20B21-1 Drive belt
7 41C4672 Screw drive RPM kit
KEY PART
NO. NO. DESCRIPTION
8 41A4837-1 Worm gear and retainer
9 41A6635 Low voltage wire harness
9a 41A6634 High voltage wire harness
10 41AS050R1M Receiver logic board
assembly (3130)
41AS050R2M Receiver logic board
assembly (3240)
11 41A5525-57 Cover (Model 3130)
41A5525-53 (Model 3240)
12 41C22-1 Drive coupling hub
13 175C147 Light socket
14 108D79 Light lens