![background image](http://html.mh-extra.com/html/thermo-king/super-ii-sr/super-ii-sr_manual_1104381122.webp)
Fault Indication Diagnosis (Rev 6/98)
112
03 (CH) (*) Return Air Sensor
Possible cause: open sensor lead.
Test procedure: test for continuity.
Possible cause: shorted sensor lead.
Test procedure: test for ground.
Possible cause: defective sensor.
Test procedure: test sensor voltage.
Possible cause: defective microprocessor.
Test procedure: replace microprocessor.
NOTE: Control changes to discharge air sensor.
04 (CH) (*) Discharge Air Sensor
Possible cause: open sensor lead.
Test procedure: test for continuity.
Possible cause: shorted sensor lead.
Test procedure: test for ground.
Possible cause: defective sensor.
Test procedure: test sensor voltage.
Possible cause: defective microprocessor.
Test procedure: replace microprocessor.
NOTE: Control changes to return air sensor. If both sen-
sors are faulty, the unit will shut down.
05 (ST) (*) Ambient Air Sensor
Possible cause: open sensor lead.
Test procedure: test for continuity.
Possible cause: shorted sensor lead.
Test procedure: test for ground.
Possible cause: defective sensor.
Test procedure: test sensor voltage.
Possible cause: defective microprocessor.
Test procedure: replace microprocessor.
06 (CH) (*) Engine Water Temperature Sensor
Possible cause: low coolant level.
Test procedure: check for low coolant alarm and check
coolant level.
Possible cause: high coolant temperature.
Test procedure: check coolant temperature.
Possible cause: faulty high coolant temperature switch.
Test procedure: test for continuity.
Possible cause: shorted HWT circuit.
Test procedure: test for ground.
Possible cause: defective microprocessor.
Test procedure: replace microprocessor.
Summary of Contents for Super II SR+
Page 4: ......
Page 10: ...ii ...
Page 14: ...4 ...
Page 22: ...Unit Description Rev 6 98 12 Front View AEA1350 ...
Page 23: ...Unit Description Rev 6 98 13 Right Side Door Open AEA1351 ...
Page 24: ...Unit Description Rev 6 98 14 Left Side Doors Open AEA1352 ...
Page 26: ...Operating Instructions Rev 6 98 16 Control Box Cover AEA1354 ...
Page 34: ...24 ...
Page 42: ...Electronic Controls Rev 6 98 32 SOFTWARE REVISION 04XX ALARMS AEA1358 ...
Page 82: ...72 ...
Page 90: ...80 ...
Page 116: ...106 ...
Page 120: ...110 ...
Page 130: ...120 ...
Page 141: ...131 Schematic Diagram SBIII SII RMNII 30 SR MPIV ...
Page 142: ...132 Wiring Diagram SII SBIII RMN30 SR MPIV Page 1 of 4 ...
Page 143: ...133 Wiring Diagram SII SBIII RMN30 SR MPIV Page 2 of 4 ...
Page 144: ...134 Wiring Diagram SII SBIII RMN30 SR MPIV Page 3 of 4 ...
Page 145: ...135 Wiring Diagram SII SBIII RMN30 SR MPIV page 4 of 4 ...