Hubbell Electric Heater Company T - Manual (Page 11)

11
ELECTRICAL INSTALLATION
1. Connect electrical wiring from boiler controls and circulator pump to immersion thermostat.
2. If supplied with a back-up electric heating element; enter electric enclosure with properly
sized feeder leads. Be sure to properly ground the water heater. Install these power leads into
the box lugs on the terminal block.
3. Torque screws per torque chart included in Section VI.
4. All other electrical connections are made at the factory; therefore, no other electrical
connections are necessary.
FILLING THE HEATER
1. Completely close the drain valve.
2. Open the highest hot water faucet to allow all air to escape from piping.
3. Open the valve to the cold water inlet and allow the heater and piping system to completely
fill, as indicated by a steady flow of water from the open faucet.
FINAL CHECKS
1. Check all connections for tightness.
2. Ensure that all the above steps are completed
3. After the water is heated for the first time, monitor the water temperature as described in
Section III, Quarterly Inspection.