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14
9. The
burner
continues to
run, but the
fan cycles on
and of
f.
• Gas manifold pressure
• Fuel supply pressure and volume
• Fan swtich
• Use a low pressure gauge (0-15 inches of water column) with 1/8” NPT
inlet.
Install gauge in the pressure tap port located on the output side of the gas
valve. Run the heater
.
Adjust the pressure by turning the pressure adjusting
screw (located on the input side top of the gas valve) until the gauge reads 3.6”
W
.C. for propane, 6.1” W
.C. for natural gas. Refer to pipe sizing charts in the
Heat W
agon Engineering Guide. Heater requires 9-14” W
.C. inlet pressure.
• Use a low pressure gauge (0-15 inches of water column) with 1/8” NPT
inlet.
Install gauge in the pressure tap port located on the output side of the gas
valve. Run the heater
.
Adjust the pressure by turning the pressure adjusting
screw (located on the input side top of the gas valve) until the gauge reads
3.6” W
.C. for propane, 6.1” W
.C. Refer to pipe sizing charts in the Heat W
agon
Engineering Guide. Heater requires 9-14” W
.C. inlet pressure.
• If the blower works with the 3-position switch in the fan position, replace the fan
switch.
V
G
5
00 TR
OUBLESHOO
TING
Symptom
P
ossible Causes
P
ossible Solutions
Содержание VG500
Страница 16: ...16 Burner Parts List ...
Страница 17: ...17 Burner Parts List ...
Страница 18: ...Piping Connections Cartridge Assembly 18 ...
Страница 19: ...19 240 Volt 1 PH ...