Shutdown Process (Normal, Emergency, and Long Term)
Shut down procedure
Important - Read and fully understand all steps outlined below before proceeding. Failure to do so may damage the water
heater and void any warranty. Technical support is available at 1 (800) 543-6163
Normal Shut Down Procedure
Shut power off to unit in order of sequence - In-door (on-door) disconnect (if
applicable) local disconnect, main breaker - perform lock out procedure per
facilities requirements
Close applicable water valves - Inlet and outlet (water heater will not be
drained)
Emergency Shut Down Procedure
Shut power off to unit In-door (on door) disconnect (if applicable) or local
disconnect
Shut water valves off - inlet and outlet (water heater will not be drained)
Complete lock out procedures per facilities requirements
Notify all parties involved that water heaters are shut down
Long Term Shut Down Procedure
Shut power off to unit in order of sequence - Indoor disconnect (if applicable)
local disconnect, main breaker - perform lock out procedure per facilities
requirements
Close applicable water valves - Inlet and outlet (water heater will not be
drained)
Drain water heater through plumbing network, run compressed air through
the water heater to ensure the heater is completely drained
Lock out all applicable water valves per facilities procedures
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