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RESIDENTIAL GAS, NON POWER VENTED, WATER HEATER
SERVICE HANDBOOK
State Water Heater Technical Training Department
© 2004 Ashland city, TN
22
PIEZO IGNITER
C3 TECHNOLOGY models will feature a Piezo igniter to light the pilot burner. The push button
switch will be located on the top of the gas control valve. There will be a plug connector
between the push button and the igniter wire which is part of the pilot burner assembly.
Important Service Reminder
Any time service is performed on C3 TECHNOLOGY product the Five Point Inner Door Seal
Inspection outlined in the Sealed Combustion Chamber section should be performed and the
LDO Screen (s) should be inspected for proper installation (arrows up) and cleaned before
leaving.
Other features
All C3 TECHNOLOGY models will feature Green Choice by having a low NOx (nitrous oxide)
burner which meets SCAQMD rule 1121. All C3 TECHNOLOGY models will have a brass drain
valve standard.
See the “Technical Bulletins Section “ of this manual for explanations of:
Water Hammer
Mineral Buildup
Aluminum Hydroxide
Condensation
Discolored Water
Smelly Water
Chlorination Process
Lack of hot water
Thermal Expansion
Temperature and Pressure Relief Valve Operation
Parts Replacement – The parts on these models may change due to improvements/changes
in the products. To order the current, correct replacement part for your model gas water heater,
you must know the model number and (complete) serial number of your water heater. This
information will be located on a black and white label, on the front of your water heater. This
label will also display a star within a circle (the CSA symbol).
To order parts, contact your local State Water Heater Contractor or Distributor,
phone State parts at 800-821-2018 or contact State on Web site
“www.statewaterheaters.com”