Monessen Hearth EYF18 Gas Heater User Manual


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65D1009
18
EYF Series Unvented Gas Log Set

FP2501
manual pilot flame
FP2273
pilot bad flame
FP2272
pilot correct flame

 In addition, periodically check the flames visually during operation.
CHECK THE PILOT FLAME
It should just
touch the top of the thermocouple tip for natural. Refer to Figures 29 & 30 for correct pilot
flame.
If the pilot flame does not touch the thermocouple, then the main burner cannot function
reliably. Refer to Figures 29 & 30 for incorrect shape of pilot flame.
Figure 29 -
Millivolt Control Pilot Flame Appearance
Thermocouple
for Natural Gas
Thermocouple
for LP
FP7
Thermocouple
for Natural Gas
Thermocouple
for LP
FP73
MILLIVOLT CONTROL
 

Thermocouple
for Natural Gas
Thermocouple
for LP
Thermocouple
for Natural Gas
Thermocouple
for LP
FP50


Figure 30 -
Manual & Hi/Lo Control Pilot Flame Appearance
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