TROUBLESHOOTING
Continued
OBSERVED PROBLEM POSSIBLE CAUSE | REMEDY |
Pilot will not stay lit | 1. | Loose wiring on ignitor wire |
|
| to ignition module and/or |
|
| poor ground to ignition |
|
| module |
| 2. | Pilot flame too low to |
|
| sense |
1.Check wiring connection. Refer to wiring diagram (see Wiring Diagram, page
21)and/or check ground wire to ignition module
2.Clean and adjust pilot burn- er and check gas supply and inlet pressure to unit Note: Have a qualified tech- nician replace pilot assem- bly if broken or corroded
No gas to burner, although wall | 1. | Wall switch wires defective | 1. | Check electrical connec- |
switch and valve are set to the |
| or too long |
| tions |
ON position |
|
|
|
|
|
|
|
|
|
Frequent pilot outage | 1. | Pilot flame may be too | 1. | Clean and adjust pilot flame |
|
| low, causing safety pilot to |
| for maximum flame impinge- |
|
| “drop out” |
| ment on thermopile |
| 2. | Improper venting or exces- | 2. | Have the vent system in- |
|
| sive blockage |
| spected, including the ter- |
|
|
|
| mination cap. Remove any |
|
|
|
| restriction or obstruction |
|
|
|
|
|
Fireplace produces a clicking/ | 1. | Metal expanding while | 1. | This is normal with most |
ticking noise just after burner |
| heating or contracting while |
| fireplaces. If noise is ex- |
is lit or shut off |
| cooling |
| cessive, contact qualified |
|
|
|
| service person |
|
|
|
|
|
Slight smoke or odor during | 1. | Residues from manufac- | 1. | Problem will stop after a few |
initial operation |
| turing processes and logs |
| hours of operation |
|
| curing |
|
|
26 | www.desatech.com |
