Weather-Rite XT112, Инструкция по установке, эксплуатации и обслуживанию

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SECTION 23: T
ROUBLESHOOTING
81
23.3 Burner
PROBLEM POSSIBLE CAUSE SOLUTION
Flame control
does not try for
ignition
A u xiliary contact not closed. Properly mo u nt contact or replace
B u rner/ w inter s w itch closed? Replace s w itch
High temp limit s w itch tripped? Man u ally reset or replace
Lo w airflo w press u re s w itch contacts not made.
Check blo w er operation
Reconnect t u bes to press u re s w itch
Clean press u re test t u bes
Check filters/d u ct w ork for restrictions
High airflo w press u re s w itch contacts not made.
Check blo w er FLA and compare to data plate.
Cabinet press u re too high check system set u p
and for restrictions do w n stream of blo w er.
Optional: Mild w eather stat, dial set to lo w
Set dial higher
Replace stat
Optional: High gas press u re s w itch
Man u al reset
Verify gas press u re
Optional: Lo w gas press u re s w itch
Man u al reset
Verify gas press u re
Flame control defect Replace
B u rner Locko u t
Fail u re to ignite pilot or main flame
Flame control fail u re
Reset the flame control mod u le at the u nit and
proceed to the next step, obser v ing the u nit to
indicate at w hich step locko u t condition occ u rs.
No PILOT flame
No spark
Check w iring from b u rner control to ignition
transformer.
Check high tension
w ire to spark pl u g.
Replace ignition transformer.
No gas
Open man u al gas sh u t off v al v es.
Check w iring from b u rner control to pilot gas
v al v e.
Verify inlet gas press u re.
Adj u st pilot gas press u re.
Replace pilot gas v al v e.
Check b u rner pilot opening for obstr u ction.
Pilot flame does
not stay lit
Improper pilot gas press u re Adj u st pilot gas press u re.
Flame rod does not detect flame, Is there 5VDC
on Flame signal at flame safeg
u ard?
Replace flame rod
Replace flame rod
Flame rod dirty Clean flame rod