Yukon Advanced Optics Oil Furnace - Manual (Page 62)

Problem: If you do not seem to be getting enough air circulation....
Cause: Air filter is dirty Correction: Clean or replace air filter as necessary
Troubleshooting
Questions? Visit www.yukon-eagle.com or call 1-800-358-0060
SERVICE HINTS- OIL
Problem: If your furnace is not heating or giving enough heat.
Cause: Thermostat is not set correctly
Cause: Burner is not firing properly
Correction: Check to see that thermostat is set on "HEAT" position and heat
anticipator is set properly. Reset thermostat above room temperature.
Correction: Contact your local service man
Cause: No power to furnace Correction: Check fuse or circuit breaker.
If fuse is blown, replace. IF
breaker is tripped, reset. Check to be sure shut-off switch is “ON”.
Correction: Check oil tank gauge. If empty, have tank filled and start burner.
Cause: Oil filter is plugged
Cause: Cycling on limit control
Correction: Replace filter cartridge
Correction: Check to see limit control pointer is set against stop at 250º F.
Clean or replace air filter if dirty. Check to be sure all registers and grilles are
open and not disturbed.
SERVICE HINTS-GAS
Lockout occurs 3-10 seconds after ignition
• Spark too large
Cause: No oil in tank
Cause: Valve in oil line is closed Correction: Open valve in oil line and start burner
What’s Wrong? WHY?
• Reverse polarity.
• System improperly grounded
• Gas pressure too high, causing flame to lift off burner.
• Sensor probe incorrectly positioned in flame pattern.
Flame not established • Spark gap too small
Arcing to ground
Weak spark • Broken high voltage lead.
• High voltage lead too close to metal surface.
No flame • Valve malfunction.
Low flame current and/or nuisance
lockouts • Electrode improperly placed.
Nuisance lockouts
• Flame current falls below 2.5 A.
• Low gas pressure.
Cause: Registers and grilles are
obstructed
Correction: Check supply or damper positions. Check registers and
grilles to make sure they are not closed. Also, make sure they are not
obstructed by carpet, draperies or furniture. Remove any obstructions.
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