Eclipse ExtensoJet EJ025 Installation Manual page 25

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roubleshootiNg
Problem
The low fire flame is weak or
unstable
The burner goes off when it
cycles to high fire
The burner is erratic and does
not respond to adjustment
The burner is unstable or
produces soot or smoke
Cannot achieve full capacity
Eclipse ExtensoJet v2 Installation Guide No. 230, 9/17/2008
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(C
roCeDures
ontinued
Possible Cause
Low fire adjusted too slow
Not enough gas
Not enough air
Insufficient air (flame too rich)
Flame signal weak
Internal damage to the burner.
Some parts inside the burner
may be loose or dirty.
The air/gas ratio is out of
adjustment
Air filter is blocked
Gas pressure is too low into the
main gas pressure regulator
Increase furnace/chamber
pressures
Poor piping practices
)
Solution
Increase low fire gas setting.
Check start-up settings and
adjust to increase low gas flow.
Check start-up settings.
Investigate any change, i.e.
blocked filter, loose connections.
Check start-up settings. Check
air filter, clean or replace if
required.
Check condition of flame
monitoring device.
Contact Eclipse.
Measure all gas pressures and
air pressures. Compare to initial
start-up settings, and adjust them
where necessary.
Clean or replace the air filter.
Adjust gas pressure.
Re-check setup pressures.
Contact Eclipse.
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