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Gunner[_8_] January 28th 16 07:44 PM

troubleshooting an issue with my gas fireplace revised addition
 
**Looking for some insight/suggestions to address a problem concerning my
propane gas heat and glo fireplace that has a pilot light assembly with
both the
thermocouple and thermopile. On the recommendation from my technician I
replaced my whole pilot light assembly due to a pilot light flame and
thermopile
issue. My problem lies with the flame decreasing when I switch from the
pilot
mode to the on position. In pilot mode the pilot lights up with no problem
and a
very strong flame which engulfs both the thermocouple, as well as, the
thermopile. As I move it over to the on position the flame starts to
decrease.
I can move the knob slowly towards the on position enough for the main
burner to
engage, but if I move it over enough to fully open up the main valve, the
flame
no longer covers the thermocouple and/or thermopile enough to keep the
millivolts needed to properly run the main valve. the result is a clicking
sound
and shut off of the whole system. Also, I notice that the knob on the
control valve for the
main burner which regulates the flame itself has no impact on the
intensity of
the flame I can move it from the low position to the highest with no
increase in flame. Since it is a brand new pilot light assembly and the
millivolts from
the termopile are strong, I believe the problem lies in the gas valve
itself.
Wall switch checks out fine and all the connections seem to be in order.
Any
insight would be welcomed. Thanks, Tom******__**

--



Terry Coombs[_2_] January 28th 16 07:49 PM

troubleshooting an issue with my gas fireplace revised addition
 
Gunner wrote:
**Looking for some insight/suggestions to address a problem
concerning my propane gas heat and glo fireplace that has a pilot
light assembly with both the
thermocouple and thermopile. On the recommendation from my
technician I replaced my whole pilot light assembly due to a pilot
light flame and thermopile
issue. My problem lies with the flame decreasing when I switch from
the pilot
mode to the on position. In pilot mode the pilot lights up with no
problem and a
very strong flame which engulfs both the thermocouple, as well as, the
thermopile. As I move it over to the on position the flame starts to
decrease.
I can move the knob slowly towards the on position enough for the main
burner to
engage, but if I move it over enough to fully open up the main valve,
the flame
no longer covers the thermocouple and/or thermopile enough to keep the
millivolts needed to properly run the main valve. the result is a
clicking sound
and shut off of the whole system. Also, I notice that the knob on the
control valve for the
main burner which regulates the flame itself has no impact on the
intensity of
the flame I can move it from the low position to the highest with no
increase in flame. Since it is a brand new pilot light assembly and
the millivolts from
the termopile are strong, I believe the problem lies in the gas valve
itself.
Wall switch checks out fine and all the connections seem to be in
order. Any
insight would be welcomed. Thanks, Tom******__**


Gas supply line valve open all the way ? Pipe partially blocked ? Sounds
like low gas pressure if the pilot goes low/off when the main burner is on .
The fact that the control knob makes no difference in flame size is also a
clue . Or it could be a bad gas valve assembly - but I'd check the gas
pressure before I replaced it .

--
Snag



dpb January 28th 16 08:54 PM

troubleshooting an issue with my gas fireplace revised addition
 
On 01/28/2016 1:49 PM, Terry Coombs wrote:
Gunner wrote:
**Looking for some insight/suggestions to address a problem
concerning my propane gas heat and glo fireplace ...
... My problem lies with the flame decreasing when I switch from
the pilot mode to the on position. In pilot mode the pilot lights
upwith no problem and a very strong flame which engulfs both the
thermocouple, as well as, the thermopile. As I move it over to the
on position the flame starts to decrease.

....

Gas supply line valve open all the way ? Pipe partially blocked ? Sounds
like low gas pressure if the pilot goes low/off when the main burner is on .
The fact that the control knob makes no difference in flame size is also a
clue . Or it could be a bad gas valve assembly - but I'd check the gas
pressure before I replaced it .


+1

It's propane so I'd add to the above any chance't the supply tubing has
been crushed somewhere or foreign obstruction (which is kinda' covered
above).

It's clearly a supply issue -- possibly the bottle/tank regulator is bad
or not fully open as also noted above.

--




Gunner[_8_] January 28th 16 10:44 PM

troubleshooting an issue with my gas fireplace revised addition
 
replying to Terry Coombs , Gunner wrote:
snag_one wrote:

Gas supply line valve open all the way ? Pipe partially blocked ? Sounds


like low gas pressure if the pilot goes low/off when the main burner is on



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