5-12. REMOVE/INSTALL WATER HEATER.
This task consists of:
General Mechanics Tool Kit, (Appendix B, Section III, Item 2)
Teflon Tape, (Appendix E, Section II, Item 157)
Lockwashers, (Appendix F)
General Safety Instructions
Before performing any maintenance actions on electrical equipment, ensure all electrical power
has been turned off. Death or serious injury may occur from failure to do this.
Remove Water Heater. See figure 5-8.
On MAIN POWER PANEL set water heater circuit breaker AICB17 to OFF.
Remove shelf from cabinet L' to gain access to water heater.
Turn off water pump and open water heater drain valve located in cabinet U. Open hot water faucet to aid
Disconnect water inlet union from water heater.
Disconnect water outlet union from water heater.
Disconnect relief valve union from water heater.
At junction box in cabinet U, tag for reconnection and disconnect water heater wiring and conduit.
Remove two screws and lockwashers from each of the four mounting supports for water heater.
Remove defective water heater from cabinet U.
Remove relief valve and two threaded pipe adapters from water heater. Retain for reuse.
Tag for reconnection and disconnect wiring and conduit from water heater.