Napoleon LHD50N Installation And Operating Instructions Manual page 60

60
SYMPTOM
Exhaust fumes
smelled in room,
headaches.
Pilot will not light.
Makes noise with
no spark at pilot
burner.
Pilot will not light.
Makes no noise
with no spark
at pilot burner.
Crystalites™ and
(optional) blower
operates.
W415-0745 / B / 06.08.10
PROBLEM
Fireplace is spilling.
Wiring.
Loose connection.
Igniter Spark gap is
incorrect.
A shorted or loose
connection.
Module is not grounded.
Ignition box has been
locked out.
NOTE: Starting from OFF, press the ON button on the transmitter. Approximately 4
seconds after the ON/OFF button is pressed the ignition board will start the spark.
The fi rst try for ignition will last approximately 60 seconds. If there is no fl ame ignition
(rectifi cation) the board will stop sparking for approximately 35 seconds. After the
wait time the board will start the second try for ignition by sparking for approximately
60 seconds. If there is still no positive ignition, the board will go into lock out.
TEST SOLUTION
- Ensure exhaust bracket gasket seal.
- Check door seal.
- Check for exhaust blockage.
- Check that venting is installed correctly.
- Room is in negative pressure; increase fresh air supply.
- Verify the wire for the sensor and the wire for the ignitor
are connected to the correct terminals (not reverse) on
the module and pilot assembly.
- Verify no loose connections, electrical shorts in the
wiring or ground out to any metal object.
- Spark gap of the ignitor to the pilot should be .125"
(1/8").
- Remove and reinstall the wiring harness that plugs into
the module.
- Remove and verify continuity of each wire in the wiring
harness.
- Verify the valve and pilot assemblies are properly
grounded to the metal chassis of the fi replace.
Choose one of the 4 methods below to reset the system.
1. To reset ignition box when locked out. Turn off power
supply and remove batteries (if used) from the receiver.
2. To reset the DFC Board when the board goes into a
lock out condition and the LED is blinking 3 times using
the transmitter ON/OFF button:
Step 1: Turn the system off by pressing the ON/
OFF button to turn the system off.
Step 2: After approximately 2 seconds press the
ON/OFF button on the transmitter again. THE DFC
Board will reset and the ignition sequence will start
again.
3. To reset the DFC Board when the board goes into a
lock out condition and the LED is blinking 3 times by
cycling fl ame:
Step 1: In the manual fl ame control mode, use
the down arrow button to reduce the fl ame to
off, indicated by the word OFF displayed on the
trasmitter LCD screen.
Step 2: Wait approximately 2 seconds and press
the up arrow button, the ignition sequence will
start.
4. To reset the DFC Board when the board goes into a
lock out condition and the LED is blinking 3 times using
the receiver switch.
Step 1: With the transmitter off, move the slider
switch on the receiver to the OFF position.
Step 2: Wait approximately 2 seconds and move
the receiver slider switch to the ON position. The
ignition sequence will start again.
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