BYD EPS14Pi - Maintain Electric Device; Check Circuit; Check the Main Controller; Check Low-Voltage Safety Device and Relay

MAINTENANCE OF VEHICLES
USER MANUAL
60
EPS14Pi
61
CHECK LOW-VOLTAGE SAFETY DEVICE AND RELAY
Check whether the low-voltage safety device and relay works normally. Replace them if necessary.
CHECK TORQUE OF KEY FASTENERS
CHECK TORQUE OF WHEEL FASTENERS
< 1 >
< 2 >
11
13
12
11
FIXED SCREW OF THE
SUPPORT WHEEL
4 90 N-m 13
FIXED NUT OF THE DRIVE
WHEEL
90 N-m
12
FIXED NUT OF THE
BALANCE
WHEEL
2 110 N-m
CODE PART NAME QTY
OTHER
INFORMATION
CODE PART NAME QTY
OTHER
INFORMATION
MAINTAIN ELECTRIC DEVICE
Disconnect power before the electric check.
CHECK CIRCUIT
(1) Check whether connection terminals of the electric device are loose. If any, tighten it.
(2) Check whether the wiring connection is normal (for example, whether it is burnt).
(3) Check whether the connection sheath is loose. If any, tighten it.
CHECK THE MAIN CONTROLLER
1. Check whether connection terminals of the main controller are loose. If any, tighten it.
2. Check whether the safety device of the main controller works normally. If necessary,
replace it.
3. Check whether the copper bar of the main controller is burnt. if any, replace it.
1
Warning
OM-EPS14Pi2019001- E N