24V Applications - Chamberlain LA500U Troubleshooting Manual

24V APPLICATIONS

Disconnect all power (AC, solar, battery) to the operator before servicing. NOTE: 10W 12V solar panels are illustrated in the image below.
33AH BATTERIES
A
Diode
B
D
33AH Batteries (in series)
7AH BATTERIES
A
Diode
Existing Jumper
7AH Batteries (in series)
To "BATT DC POWER"
input on control board
C
20W
40W
To "BATT DC POWER"
input on control board
20W
40W
60W
SOLAR
60W
17
ITEMS NEEDED FOR
24V APPLICATIONS
A
J15 Plug
(solar panel
(battery connections)
connections)
B Red wire for 33AH battery
connections
C
Black wire for 33AH battery
connections
D White jumper wire for 33AH battery
connections
The remaining wires in the kit are not needed
for 24V applications.