105
Thermo King
Critical

Check Receiver Tank Press Sol Circuit

Electrical failure in the receiver tank pressure solenoid valve circuit.

Possible causes

  • Open or burnt solenoid coil
  • Interrupted signal wiring
  • Microprocessor output failure
  • Oxidized valve connectors

Recommended actions

  • Measure solenoid coil resistance (must be stable)
  • Verify voltage reaching coil during operation
  • Review interface module connections
  • Replace coil if found defective

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