Warning, Trouble- shooting, Maintenance – Coleman 5080A751 User Manual
Page 9
ENGLISH
9
WARNING
Never attempt to service heater while it is connected to propane supply,
operating, or hot. Severe burns can occur.
SYMPTOM
POSSIBLE CAUSE
REMEDY
Pilot fails
1. Propane valve closed
1. Open propane valve slowly.
to light.
on propane tank(s).
2. Air in gas line.
2. Allow several minutes to purge
air with automatic valve
button depressed.
3. Blockage in pilot orifice.
3. Replace pilot orifice.
4. Ignition system not
4. Adjust ignitor electrode gap to
sparking.
1
/
8
". Check wire lead for
damage. Replace ignitor
and/or ignitor electrode as
necessary.
Pilot lights
1. Not enough warm-up time.
1. Relight, hold automatic valve
but goes
button in 45 seconds.
out when
2. Low gas pressure.
2. Check propane tank(s)
automatic
for proper gas supply.
valve button
3. Thermocouple loose or
3. Tighten connection or replace
is released.
needs to be replaced.
thermocouple.
4. Automatic valve needs
4. Replace automatic valve.
to be replaced.
Maximum
1. Burner valve not
1. Fully open burner valve
burn rate
fully open.
by turning the knob towards
is low.
ON position until it stops.
2. Plugged gas orifices.
2. Replace gas orifice.
3. Low gas pressure.
3. Check gas supply; check
regulator output.
4. Low fuel supply.
4. Consult propane gas supplier.
Soot forming
1. Burner valve not open
1. Adjust burner valve slowly
inside heater,
enough.
towards ON position until
flame 100%
flame has more blue color.
yellow.
2. Low fuel supply.
2. Consult propane gas supplier.
TROUBLE-
SHOOTING
WARNING
Never attempt to service heater while it is connected to propane supply,
operating, or hot. Severe burns can occur.
1. Keep heater clean. Do not use flammable liquids or cleaning agents.
2. Inspect heater before each use. Check connections for leaks. Apply mixture of liquid
soap and water to connections. Bubbles forming show a leak that must be corrected.
Correct all leaks before using heater.
3. Inspect propane hose/regulator assembly before each use. Replace hoses that have
excessive wear, abrasion, or cuts. Inspect “O” ring for damage. Replace if cut or cracked.
4. Have heater inspected yearly by service person.
MAINTENANCE