Replace the Phase Monitor Relay
This equipment operates at high voltages. Use extreme caution, observe all warnings,
and follow all safety procedures. Failure to observe safety precautions may result in
injury or death to personnel.
1. Disconnect power.
2. Remove screws retaining power input panel interior cover and remove cover.
3. Remove the phase monitor relay(s) (Figure 4, Item 1) and install replacement relay(s).
4. Install the power input panel interior cover and retain with screws.
5. Connect power and monitor for normal operation.
Figure 4. Replace the Phase Monitor Relay.