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Does pilot light go out when LNO.d_l Check Draft. (See Checkingthe
Ibutt°n is released_ r -_Draft section of this manua.,
YES
"_ . iAre the wires from the gas
Has the thermal switch _NO m_.[ contro_ valve/thermostat firmly
tripped? i _'i connected to the switch?
YES YES
Check for insufficient
combustion air.
!,
ate there openings
for make-up air to
enter the room?
YES
÷
÷
Are the wires damaged
and/or frayed?
YES
!
Replace the gas control
va ve/thermostat.
L
• iSecure connections
iNO _Jan d attempt a relight.
Test the thermoeouple using the following I
procedure: Disconnect the thermocouple from the'
gas control valve/thermostat. Using a multimeter
with alligator clip leads, attach the red lead to
the body (copper part) of the thermocouple,
_,ttach the black lead to the end (silver part) of
:he thermocouple that connects to the gas control
valve/thermostat. Fol}ow the instruction to light
_ _ilsthetherm°couple p
NO -IV }connectionJoose? NO the pilot and watch the voltage readings on the
multimeter, After 45 seconds the meter should
YES read 12 millivolts DC or more.
[Tighten the connection J
_YES _Does the thermocouple pass the test. pNO ii_
IInstall correct size make-up air openings per
NO _lthe Combustion Air Supply and Ventilation
section in this manual.
ate the openings of sufficient size?
See Combustion Air Supply and Ventilation
section in this manual for requirements.
YES
_ iCorrect size of openings to
NO _ lallow sufficient air. i
7ilsthere a furnace/air I
-Ihandler in the same room as
nNO
the water heater?
YES
Does the return air duct for the furnace/air handler
draw its air from a separate Ioeation than the water
heater? See the Location Requirements section and the
Combustion Air Supply section.
YES
ls there proper drafting at the
Idraft hood? See Checking the
Draft section in this manual.
YES
Is the flame-arrestor free from
debris due to excessive lint, dirt,
dust or_oil?
YES
iContact a local Heating, Ventilation, Air-
-.NO _ Conditioning & Refrigeration authorized
service prov def.
ICheck the vent system for restrictions!obstructions and check the vent I
NO mil_Jterminati°n height. Refer to the Installation Instructions section of this
w" ]manual for specific requirements.
• I Refer to the Use & Care Guide section of this manual for I
iNO _ information on cleaning the flame-arrestor. I
"1
i
te it ma be u
i Check the water heater for a Flammable Vapor (FV) event. No : ' y I
Inecessary to remove the manifold door assembly to visually inspect the water I
Iheater. Reference the Maintenance of your Water Heater section of this manual I
for removal instructions. [
$
lie the igniter wire insulation burnt or / •lls the pilot tube
rNO _ldamaged?
show signs of discoloration?
YES YES
I ,!,
}Shut-off the gas supply to the water
IL qheater at the manual gas shut-off valve,
• Ithen contact Residential Technical
JAssistance by referencing the phone
number on the front of the water heater.
Does the flame-
| u.I arrestor show signs
_NO up)' I of discoloration and/
/ lot debris:
YES
31