Filling Heater With Water - American Standard PLC 75-76 Operation, Installation And Service Manual

WARNING
TO AVOID POSSIBLE INJURY, FIRE, AND EXPLOSION, READ THESE PRECAUTIONS BEFORE ATTEMPTING TO LIGHT OR
RELIGHT THE PILOT. Check the rating plate near the gas control thermostat for correct gas. DO NOT USE THIS WATER HEATER
WITH ANY GAS OTHER THAN THE ONE LISTED ON THE RATING PLATE (FIgure 5). Failure to use the correct gas can cause
problems which result in DEATH, SERIOUS BODILY INJURY, OR PROPERTY DAMAGE. If you have any questions or doubts, cosult
your gas supplier or gas company.
FILLING THE HEATER WITH WATER
1.- Close the heater drain valve by turning the handle to the right (clockwise). The drain valve is on the lower front of heater.
2.- Open the cold water supply valve to the heater.
3.- To ensure complete filling of the tank, allow air to exit by opening the nearest hot water faucet. Allow water to run until a constant
flow is obtained. This will let air out of both the heater and the piping.
CAUTION
Operating an empty or partially filled heater will result in damage to the tank.
4.- Check all new water piping for leaks. Repair as needed.
5.- Unit is ready to be started. Follow instructions on Page 21.
Don't covering non-metallic vent pipe and fittings with thermal insulation.
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