John Wood Takagi - 240H-340H-540H - Manual (Page 32)

32
Page
INITIAL OPERATION
Installation
Installation Manual
IF YOU SMELL GAS:
• Do not try to start the water heater.
• Do not touch any electric switches; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor’s phone. Follow the gas
supplier’s instructions.
• If you cannot reach your gas supplier, call the fire department.
WARNING
Operation
1.
Once the above checks have been completed, please clean
filter of any debris. Refer to p. 41 for instructions.
2.
F ully open the manual water control valve on the water
supply line.
3.
O pen a hot water tap to verify that water is flowing to that
tap. Then close the hot water tap.
4. F ully open the manual gas control valve installed.
5.
T urn on the 120 VAC, 60 Hz power supply to the water
heater.
6. N ow you are ready to enjoy hours of endless hot water.
• Check the GAS and WATER CONNECTIONS for leaks before firing unit for the first time.
• Open the main gas supply valve to the unit using only your hand to avoid any spark. Never
use tools. If the knob will not turn by hand, do not try to force it; call a qualified service
technician. Forced repair may result in a fire or explosion due to gas leaks.
• Be sure to check for the presence of leaking gas toward the bottom of the unit because
some gases are heavier than air and may settle towards the floor.
• Check the GAS PRESSURE. Refer to p. 22.
• Do not try to light the burner manually. It is equipped with an electronic ignition device
which automatically lights the burner.
• Check for PROPER VENTING and COMBUSTIBLE AIR to the water heater.
• Purge the GAS and WATER LINES to remove any air pockets.
• Do not use this water heater if any part has been submersed under water. Immediately call
a qualified service technician to inspect the water heater and to replace any damaged parts.
FOR YOUR SAFETY, READ BEFORE OPERATING