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2,3
Brake disconnection
fault
1. The brake drive circuit is short-circuited.
2. The brake coil is open.
2,5 Precharge failure
1. The pre-charge circuit is damaged.
2. The MOSFET is damaged.
3,1
Brake closure failure
1. The brake drive circuit is open.
2. The brake coil is short-circuited.
3,2
Overcurrent fault
1. The motor is short-circuited.
2. The controller is damaged.
3,3
EEPROM failure
1. EEPROM read and write failure.
3,4
Battery connection
failure
1. The battery is not connected.
2.Battery B+, B- loop connection is bad.
3,5
Lift switch operation
error
1. Before the KSI is powered on, the lift
switch is closed.
4,1
Interlock switch error
1. Before the interlock switch is closed, the
forward or backward switch is closed
4,2
Internal power failure 1. 15V voltage>18 volts or <10 volts.
4,3 M1 bridge arm failure
1. M1 bridge arm failure MOSFET is
damaged.
4,4 M2 bridge arm failure
1. M2 bridge arm failure MOSFET is
damaged.
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