Procom EN250TYLA-B Owner's Operation And Installation Manual page 12

OBSERVED PROBLEM
ODS/pilot lights but flame
goes out when control
knob is released.
Burner does not light after
ODS/pilot is lit.
Delayed ignition burner.
Burner backfiring during
combustion.
Slight smoke or
during initial operation.
Dark residue on logs
o r insid e of f irep lace.
Heater produces a clicking/
ticking noise just after burner
i s l i t o r s h u t
TROUBLE SHOOTING
POSSIBLE CAUSE
1. Control knob not fully pressed in.
2. Control knob not pressed in long
enough.
3. Equipment shutoff valve not fully open.
4. Thermocouple connection loose
at control valve.
5. Pilot flame not touching thermocouple.
This allows thermocouple to cool
causing the pilot flame to go out.
This problem could be caused by
one or both of the following:
A) Low gas pressure.
B) Dirty or partially clogged ODS/
pilot.
6. Thermocouple damaged.
7. Control valve damaged.
1. Burner orifice is clogged.
2. Inlet gas pressure is too low.
3. Burner orifice diameter is too small.
4. Thermocouple leads disconnected
or improperly connected.
1. Manifold pressure is too low.
2. Burner orifice is clogged.
1. Damaged burner.
2. Gas regulator is defective.
odor
1. Residues from manufacturing
processes.
2. Not enough air.
3. Gas regulator is defective.
1. Improper log placement.
2. Air holes at burner inlet are blocked.
3. Burner flame holes are blocked.
1 . M e t a l e xp an d in g w h i le h e a t in g
o r c o n t r a c t i n g
o f f .
Continued
1.
2 .
3.
4 .
5.
6.
7.
1 . C l e a n b u r n e r ( s e e C l e a n i n g
2. Contact
3. Replace burner orifice.
4. Reconnect leads.
1. Contact local gas company.
2. Clean burner (see Cleaning and
1. Clean burner orifice (see Cleaning
2. Replace gas regulator.
1.
2.
3.
1. Properly locate logs (see Installing
2. Clean out air holes at burner inlet.
3.
1. This
w h i l e c o o l i n g .
11
1 2
REMEDY
Press in control knob all the way.
Af t er OD S /p ilo t
c o n t r o l k n o b p r essed in f o r 3 0
seconds.
Open equipment shutoff valve all the
way.
H a n d t ig h t en u n t il s n u g , t h e n
tighten 1/4 turn more.
A) Contact local propane/LP gas
company.
B) Clean ODS/pilot (see Cleaning
and Maintenance, page 10 ) or replace
CDS/pilot assembly.
Replace thermocouple.
Contact Dealer or PRO-COM .
and Maintenance, page 10) or replace
burner orifice.
local propane/LP
company.
Maintenance, page 10).
and Maintenance, page 10).
Problem will stop after a few hours
of operation.
Check burner for dirt and debris.
If found, clean burner (see Cleaning
and Maintenance, page 10).
Replace gas regulator.
Logs, page 9).
Periodically repeat as needed.
Remove blockage or replace burner.
is common
heaters. If noise
contact qualified service person.
lig h t s, k eep
gas
with most
is excessive,