Troubleshooting Flow Chart - Roberts Gorden Vantage HE-40 Installation, Operation & Service Manual

Turn on thermostat.
Check thermostat
NO
Does blower 1*
and wiring. Is the
turn on?
power supply to
unit 115V?
Find the source of
the electrical
problem.
1* Check LED indicator for indication of fault. If the status LED is
flashing three times, then there is a problem with proving the
combustion air blower. Continue through this series of checks
to insure that the blower is operating properly.
YES
Is the inlet or
Does the igniter
2* NO
outlet of the unit
warm up and
obstructed?
glow red?
YES
Remove
obstruction.
Check wiring and
connection diagram.
NO
2* Check LED indicator for indication of fault. If the status LED is flashing two
or three times, then there is a problem with proving the combustion air
blower. The fault should be found with the pressure switch. If there is no
flashing LED, check all connections to and from the SmartValve
perform the following checks.
Is blower side
YES
door in place?
NO
NO
Replace door.
Check wiring and
hose connection to
NO
switch. Are they OK?
YES
Is the voltage between
the blue and orange
transformer leads 24V?
NO
Is the voltage
between the black and
NO
white transformer
leads 115V?
Is the igniter damaged?
NO
Check voltage at
igniter connection.
Is it 115V during
the ignition period?
Depress switch.
Remove door. Is
YES
YES voltage at door
switch 115V?
NO
Check wiring and
Check voltage to
diagram.
motor. Is it 115V?
Replace wiring
Replace blower.
NO
and/or hose
connections.
Within 30 seconds of power up,
place jumper between both yellow
YES
wires at pressure switch.
Does the igniter glow red?
YES
Replace pressure
Replace
YES
switch.
transformer.
Is the resistance
through the igniter
50-400W?
YES
Check wire
connections.
II and then
®
Check door fit;
if damaged,
Does blower YES
replace door.
come on?
NO
NO Replace switch.
YES
Remove
Is the blower
YES
obstruction.
obstructed?
NO
Replace
NO
SmartValve
®
YES
Replace igniter.
NO
II