Reheat Troubleshooting - Vertiv Liebert CW Series Installer And User Manual

Table 10.4 Reheat troubleshooting
Symptom
Reheat will not operate; contactor not
pullingin
Reheat not operating, contactor
pullingin
9 Troubleshooting
Possible Cause Check or Remedy
Control not calling
Check monitor status.
for heat
Reheat safety stat Jumper betweenterminalsP34-1 andP34-2. If reheat operates, safety isopen. Remove
open jumper. Replace safety.
Heater burnedout Turnoff power andcheck heater continuity withOhm meter.
79