Napoleon Ascent BHD4PN Installation And Operation Manual page 65

Remote too far away from receiver.
Wire connector pins are bent.
Valve wiring is damaged.
symptom
Motor is turning, Receiver batteries low.
frequent beeping
occurs.
Lights or blower Control module switch in
won't function (if wrong position.
equipped).
COM switch is unplugged.
Flames are very Door is ajar.
aggressive.
Venting action is too great.
Appliance won't per- No power to the system.
form any functions.
Receiver switch in wrong
position (if equipped).
Transmitter isn't operational.
symptom
The following applies specifi cally to the SIT system only:
Pilot will not light. Ignition box has been locked
Makes no noise with out.
no spark at pilot
burner. (Lights and
blower operate, if
equipped).
note:
Starting from off, press the on button on the transmitter. Approximately 4 seconds 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.
symptom
The following applies specifi cally to the Maxitrol system only:
Pilot lights. Manual override knob is in the
No gas fl ow. "MAN" position.
Valve is not functioning properly.
No spark after pilot Minimal voltage from thermocou-
ignition. Valve turns off ple or resistance in circuit ports
in one minute and does (Parts include: "ON/OFF" switch,
not operate. receiver, thermocurrent connec-
tions or temperature switches).
No pilot ignition Switch is in "OFF" position on
(5 second continuous the valve.
beep).
Wiring is loose.
Receiver (if equipped).
- Refer to "wiring diagram" section.
- Straighten pins.
- Replace valve.
problem
- Replace batteries.
- Verify ON/OFF switch is in the "I" position which denotes on.
- Verify "COM" switch is plugged into the front of the control
module.
- Ensure door is secured properly.
- Check to ensure venting is properly sealed or restrict vent
exit with restrictor plate. (Not available in all appliances).
- Check breaker to verify it's in the "on" position.
- Verify that the 3 position switch on the receiver is in the
remote position (middle).
- Check battery power and battery orientation.
problem
Choose one of the 4 methods below to reset the system.
To reset ignition box when locked out. Turn off power supply
1.
and remove batteries (if used) from the back up battery pack.
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:
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:
problem
- Turn the knob to the "ON" position.
- Valve is on pilot fl ow. Turn to the high setting, double click the large
fl ame button on the remote.
- Replace valve. Do not overtighten.
- Measure the voltage, it should read a least 5mV. The spade
connector is on the outer surface beside the magnet nut. Verify with
manufacturer the drop time, after thermocouple is heated measure
the drop time.
- Switch to "ON" position.
- Ensure wiring is properly secured.
- Reset program: hold reset button on receiver and wait for 2 beeps.
troubleshooting
test solution
test solution
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.
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 transmitter LCD screen.
Step 2: Wait approximately 2 seconds and press the up
arrow button, the ignition sequence will start.
test solution
EN
65
W415-1285 / G / 04.27.18