Johnston VT502 - Page 201

MA8:13
V Range 502 l 652 l 802 Maintenance Manual
Johnston Sweepers Limited
Chapter - Fault Diagnosis
EMCY Code Type Description of Fault
System Locker Node - ID 16 Area of Fault
PowaPak Node - ID 22 Area of Fault
Hydrostatic Node - ID 24 Area of Fault
Hopper Node - ID 18 Area of Fault
9136 Digital Output 9 No Load CB 1 Water Rotatilt #2- Rotatilt #2- Rear Beacons
9137 Digital Output 10 No Load Gutter Spray 1 Not Used Used as Input Supawash
9138 Digital Output 11 No Load CB 2 Water Used as Input Hydrostatic Reverse Output Used as Input
9139 Digital Output 12 No Load Gutter Spray 2 Ignition Output Aux engine Gearbox Sensors Output Used as Input
9140 Digital Output 13 No Load Nozzle 1 Water Combivak Nozzle #1 Not Used Used as Input
9141 Digital Output 14 No Load Nozzle 2 Water Combivak Nozzle #2 Fan Control Used as Input
9142 Digital Output 15 No Load Body Discharge Work Lamp RH Work Lamp RH Auto Lube Power
9143 Digital Output 16 No Load Additional Water Work Lamp LH Work Lamp LH External Discharge Pump Run
9152 PWM Output 1 No Load CB Motor Speed Not Used Fan Speed Not Used
9153 PWM Output 2 No Load WSB Motor Speed Not Used Mill Connector 1 Forward Not Used
9154 PWM Output 3 No Load Not Used Not Used Mill Connector 2 Reverse Not Used
9168 PWM Output 1 Over Current CB Motor Speed Not Used Fan Speed Not Used
9169 PWM Output 2 Over Current WSB Motor Speed Not Used Mill Connector 1 Forward Not Used
9170 PWM Output 3 Over Current Not Used Not Used Mill Connector 2 Reverse Not Used
12320 5V Reference 5V Rail Failure Not Used Power for Analogue Inputs Power for Analogue Inputs Power for Analogue Inputs
12323 Standard Feed Power Input Low Battery Voltage 12324 Standard Feed Power Input High Battery Voltage 16896 General Internal Temp 16928 Analogue Output Power Dissipation WSB Balance Regulator LH WSB Balance Regulator RH WSB Balance Regulator RH Not Used
16945
Switch Feed Output 1 Over Temp Combivak 1
16946 Switch Feed Output 2 Over Temp Combivak 2 20481 Safety Feed Power Input Safety Switch Failure 20482 General Internal Comms Failure 20992 H-Bridge Output Lock Out Rear Warning/Work Lights Not Used Not Used Powaboom Raise/Lower
21248 Digital Outputs 1-16 Lock Out System Locker IO Node Powapak IO Node Hydrostatic IO Node Hopper IO Node
21264 Digital Outputs 1-16 Lock Out System Locker IO Node Powapak IO Node Hydrostatic IO Node Hopper IO Node
21760 Analogue Output Lock Out WSB Balance Regulator LH WSB Balance Regulator RH WSB Balance Regulator RH Not Used
32769 General System Parameter Reset 33025 General PDO -1 Timeout 33026 General PDO -2 Timeout 33027 General PDO -3 Timeout 33028 General PDO -4 Timeout 33057 General CAN Failure CAN Hi, CAN Lo wires crossed CAN HI, CAN Lo wires crossed CAN HI, CAN Lo wires crossed CAN HI, Can Lo wires crossed