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100791
OBSERVED
PROBLEM
Burner fails to
respond to thermo-
stat.
Heater produces a
whistling noise when
burner is lit.
Heater produces a
clicking/ticking noise
just after burner is lit
or shut off.
REMEDY
1. Light pilot burner (see
Lighting Instructions,
page 21).
2. Pilot flame needs
adjusting. Contact a
qualified service person.
3. Clean pilot burner (see
Cleaning and Mainte-
nance, page 26).
4. Replace control valve.
1. Operate burner until air
is removed from line.
Have gas line checked
by local propane gas
company.
2. Observe minimum
installation clearances
(see Figure 3, page 7).
3. Clean burner (see
Cleaning and Mainte-
nance, page 26) or
replace burner orifice
(see Changing Burner
Orifice, page 34).
1. This is common with
most heaters. If noise is
excessive, contact
qualified service person.
POSSIBLE
CAUSE
1. Pilot flame not lit.
2. Pilot flame not prop-
erly heating end of
thermocouple.
3. Pilot burner orifice
clogged or damaged.
4. Control valve defec-
tive.
5. Temperature at ther-
mostat bulb satisfied.
1. Air in gas line.
2. Air passageways on
heater blocked.
3. Dirty or partially
clogged burner orifice.
1. Metal expanding while
heating or contracting
while cooling.
TROUBLE-
SHOOTING
Continued