Baso BG1600M Installation Instructions Manual page 9

Turn on power
and gas.
Close thermostat
contacts.
Module LED
Yes
did not light and
no spark?
No
Module LED
Yes
blinks slowly?
No
Module LED
Yes
and electrode
blinks rapidly but
no spark?
No
Replace spark wire
Pilot flame
Yes
does not
light?
No
Pilot lights
Yes
but keeps
sparking?
No
Check wiring electrode
Pilot is lit
continued
If OK replace module.
on next page
Figure 3: Troubleshooting Flow Chart (1 of 2)
BG1600M Intermittent Pilot Ignition Control with Rollout Switch Installation Instructions
Diagnostic error
see next page.
Replace module.
Spark wire
Yes
OK?
Replace
module.
No
or electrode.
24V between
Yes
Gas at pilot
PV and GND
burner?
terminals?
No
Adjust or replace spark
Replace
electrode and/or pilot
module.
burner.
Pilot flame in contact
No
with spark or sense
electrode?
Yes
Two rod
No
flame sense?
Yes
to SENSE terminal.
24V between
No
TH and GND
terminals?
Yes
Damper
Yes
used?
No
24V between
damper pin 2 & 4?
Shorting
Yes
Replace
plug in?
module.
No
Connect pin 2-3
shorting plug to
damper.
Check shutoff valves are on.
No Check wiring to pilot valve.
Check orfice and tubing are clear.
If all OK replace pilot valve.
Yes
Check burner orifice.
Adjust pilot flame size or
electrode position.
Replace
module.
Check transformer,
thermostat and wiring.
Repair or replace as needed.
No
Check and repair
damper, and/or
Yes
damper wiring.
9