BYD PMW20 - 5.9 REPLACE THE BALANCE MECHANISM

PMW20
63
PMW20
62
7.1 ELECTRIC CHECK
Warning
Disconnect power before the electric check.
Refer to 5.13
for details.
CHECK CIRCUIT
a) Check whether connection terminals of the electric device are loose. If any, tighten it.
b) Check whether the wiring connection is normal (for example, whether it is burnt).
c) Check whether the connection sheath is loose. If any, tighten it.
CHECK SAFETY DEVICE AND RELAY
Check whether the safety device and relay work normally. If necessary, replace them.
7.2 CHECK THE MAIN CONTROLLER
a) Check whether connection terminals of the main controller are loose. If any, tighten
it.
b) Check whether the safety device of the main controller works normally. If
necessary, replace it.
c) Check whether the copper bar of the main controller is burnt. if any, replace it.
SM-PMW202020001-EN
SM-PMW202020001-EN