State GPH-90N - Manual (Page 51)

Service Instructions
0610 51 319172-000 Rev. 00
GAS WATER HEATERS
DIP TUBE REPLACEMENT
This instruction has been prepared to acquaint you with the service of your gas-fi red water heater. It is your responsibility to
ensure that your water heater is properly installed and maintained.
Failure to follow the instructions in this service instruction sheet may result in serious bodily injury and/or property
damage. Thoroughly read and understand all instructions before you attempt to install, operate or service this heater.
Maintenance and service requires trade knowledge in the areas of plumbing, electricity and gas. If you lack these skills or
have diffi culty understanding these instructions you should not proceed. Enlist the help of a qualifi ed service technician to
service this water heater.
Remove panels to gain access:
Remove the top casing (front)
Use a screwdriver to remove the six screws securing
the top casing.
Lift up and remove casing top (front).
To Remove:
Disconnect the electrical power to the water heater.
Close the shutoff valve on the cold-water line.
Follow the instructions in the “Draining The Tank” section
in the Operating Manual to drain approximately 5 gallons
(20 litres) of water from the tank.
Close the drain valve.
Disconnect the cold-water piping from the Cold Water
Inlet Nipple/Dip Tube.
Remove the Cold Water Inlet Nipple/Dip Tube.
To Install:
Use only Tefl on tape or an approved pipe sealant on
the threads.
Install the new Cold Water Inlet Nipple/Dip Tube.
Reconnect the cold-water piping to the Cold Water Inlet
Nipple/Dip Tube.
Open the shutoff valve on the cold-water line.
Fill the tank following the instructions in the “Filling The
Water Heater” section in the Operating Manual.
Check for leaks and repair as required.
Reassemble the casing top (front).
Close and lock the door.
Reconnect the electrical power to the water heater.
Restart the water heater following the “Lighting
Instructions” found in the Operating Manual.
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Screws Screws
Top
Casing (Front)