Slant/Fin Victory VSPH series User Manual
Page 8
V
ICTORY VSPH Models
8
O = LED off
= LED steady on
A. NORMAL OPERATION - STATUS OF INDICATOR LIGHTS (LED’S)
Standby-Boiler waits for call for
heat
Thermostat calls for heat
Circulator on
Boiler water temperature below
high limit setting
Inducer on
Pressure switch contacts closed
30 seconds pre-purge period
Trial for ignition
Gas valve open
Pilot flame and main burners on
Boiler heating period
Thermostat call for heat ends
Circulator off
15 seconds post purge period.
Burners off.
DESCRIPTION OF OPERATION
POWER
LED
TSTAT/CIRC
LED
LIMIT
LED
PRESS
SWITCH
LED
FLAME
LED
O
O
O
O
O
O
O
O
O
O
O
O
B. DIAGNOSTIC FLASH CODES
Flashing LED’s provide diagnostic information
WARNING: Only a trained, experienced service technician should perform troubleshooting. Turn off all electric power to
the boiler before service
POWER LED *
120 V power supply. Polarity is reversed
Reverse Hot and NEUTRAL wires in the junction
box.
POWER + TSTAT/CIRC LED’S *
48 VAC on thermostat circuit.
Check and correct the thermostat or zone valves
wirings.
POWER + PRES SWITCH LED’S *
Pressure switch contacts are closed prior to
Check air pressure switch.
energizing the blower motor or does not close
Check hose connections to pressure switch.
within 5 minutes of the blower being turned on.
Check for obstruction/restriction in venting, air
intake piping and termination.
POWER + FLAME LED’S *
Flame sensed without call for heat.
Remove air box front panel.
Turn off power for at least 45 seconds.
Check if pilot flame exists during pre-purge
period (first 30 seconds). If pilot flame exists,
replace gas valve
FLAME LED *
Pilot flame was not established during trial for
Check gas valve knob to be in “ON” position.
ignition.
Check inlet gas pressure.
Check pilot gas line.
Check ignition cable and the connections.
Check pilot flame to be “to 1/2" long”
PRES SWITCH LED
Pressure switch opened during boiler run
Check pressure switch and its hoses.
period. Wind gusts over 40 mph.
Check for obstruction in venting, air intake
piping and termination.
LED’s FLASHING
INDICATION
REMEDY
* Control Lockout
SLANT/FIN CORPORATION, Greenvale, N.Y. 11548 • Phone: (516) 484-2600
FAX: (516) 484-5921 • Canada: Slant/Fin
LTD/LTEE
, Mississauga, Ontario
www.slantfin.com
©Slant/Fin Corp. 2013