FMI MF42ONE - Manual (Page 19)

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POSSIBLE CAUSE
1. Manifold pressure is too low
2. Burner orifice clogged
1. Burner orifice is clogged or dam-
aged
2. Damaged burner
1. Residues from manufacturing
processes and logs curing
1. Air in gas line
2. Air passageways on appliance
blocked
3. Dirty or partially clogged burner
orifice.
1. When heated, vapors from furni-
ture polish, wax, carpet cleaners,
etc. may turn into white powder
residue
1. Battery is not installed. Battery
power is low
1. Metal expanding while heating or
contracting while cooling
2. Ignitor Assembly is out of posi-
tion
3. Wind is disturbing the burner
flame and the ignitor assembly is
relighting the burner
4. Wire connection loose or wire
broken
REMEDY
1. Contact local natural or propane/
LP gas company
2. Clean burner (see Cleaning and
Maintenance, page 16) or replace
burner orifice(s)
1. Clean burner (see Cleaning and
Maintenance, page 16) or replace
burner orifice
2. Replace damaged burner
1. Problem will stop after a few hours
of operation
1. Operate burners until air is re-
moved from line. Have gas line
checked by local natural or pro-
pane/LP gas company
2. Observe minimum installation
clearances (see pages 9 through
11)
3. Clean burner (see Cleaning and
Maintenance, page 16) or replace
burner orifice(s)
1. Turn appliance off when using fur-
niture polish, wax, carpet cleaners
or similar products
1. Replace batteries in battey pack
and in hand-held remote
1. This is normal with most applianc-
es. If noise is excessive, contact
qualified service person
2. Check ignitor position and adjust
if needed. See Figure 29 page
15.
3. Should wind disturb the burner
flame, the ignitor will automati-
cally spark to relight the burner.
This is normal when the appliance
is installed outdoors in windy con-
ditions.
4. Check wiring connections (see
wiring diagram, page 17). Re-
place wire harness if necessary.
OBSERVED PROBLEM
Delayed ignition of burner
Burner backfiring during combus-
tion
Slight smoke or odor during initial
operation
Appliance produces a whistling
noise when burners are lit
White powder residue forming within
burner box or on adjacent walls or
furniture
Remote does not function
Appliance produces a clicking/tick-
ing noise just after burners are lit
or shut off
TROUBLESHOOTING
Continued