00103
Carrier Transicold
Warning

Check 2HTCON1 Relay Coil

Failure in the 2HTCON1 relay coil (Compartment 2 Heat 1).

Possible causes

  • Damaged control coil
  • Open circuit in inter-compartment harness
  • Expansion board failure

Recommended actions

  • Test relay in component menu
  • Verify wiring to remote evaporator 2
  • Secure relay ground connections

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