Procom MN200EBC Owner's Operation And Installation Manual page 18

OBSERVED PROBLEM
ODS/pilot has flame, but burner(s)
does not light
Delayed ignition of burner(s)
Burner backfiring during combustion
Burner Plaque(s) does not glow
Slight smoke or odor during
initial operation
Heater produces a clicking/ticking
noise just after burner is lit or
shut off
W hite powder residue forming
within burner box or on adjacent
walls or furniture
TROUBLESHOOTING
Continued
POSSIBLE CAUSE
1. Burner injector is clogged
2. Inlet gas pressure is too low
3. Thermoocouple leads discon
nected or improperly connected
4. Batteries weak
1. Manifold pressure is too low.
2. Burner injector is clogged
1. Burner injector is clogged or
damaged
2. Burner is damaged.
3. Excessive supply pressure
damaged regulator
1. Plaque damaged
2. Inlet gas pressure is too low
1. Residues from manufacturing
processes
1. Metal expanding while heating or
contracting while cooling
1. Heated vapors from furniture
polish, wax, carpet cleaners,
etc. turn into white powder
residue
18
REMEDY
1. Clean burner injector (see Cleaning
and Maintenance, Page14)
replace burner injector
2. Contact local natural gas company
3. Reconnect leads (See wiring
diagram)
4. Replace batteres
1. Contact local natural gas company.
2. Clean burner (see Cleaning and
Maintenance, Page 14) or replace
burner injector
1. Clean burner injector (see Cleaning
and Maintenance, Page 14) or
replace burner injector(s)
2. Replace burner
3. Replace gas regulator
1. Replace burner
2. Contact local natural gas
company.
1. Problem will stop after a few hours
of operation
1. This is common with most
heaters. If noise is excessive,
contact qualified service person
1. Turn heater off when using furniture
polish, wax, carpet cleaner, or
similar products
or