G50Df(X) Start−Up & Performance Check List - Lennox G50DF(X)?24A?045 Installation Instructions Manual

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SureLight Control Troubleshooting: Continuous Fan Sequence of Operation
THERMOSTAT CALLS FOR COOLING.
INDOOR BLOWER SWITCHES TO COOL SPEED.
THERMOSTAT OPENS.
G50DF(X) Start−Up & Performance Check List
Job Name
Job Location
Installer
Unit Model No.
Serial No.
Electrical Connections Tight?
Blower Motor Amps
Fuel Type: Natural Gas?
Furnace Btu Input
Regulator Pressure
Flue Connections Tight?
Combustion Gas Tested?
Fan Control Setting (45 Seconds Fixed On)
Fan Control Off Setting
Filter Clean & Secure?
Calibrated?
SURELIGHT
CONTINUOUS FAN SEQUENCE OF OPERATION
LED: SLOW FLASH RATE REMAINS
UNCHANGED THROUGHOUT SEQUENCE.
MANUAL FAN SELECTION MADE AT THERMOSTAT.
CONTROL (G) ENERGIZES INDOOR BLOWER AT
FAN SPEED. EAC TERM. IS ENERGIZED.
THERMOSTAT CALLS FOR HEAT (W).
NO
NO
YES
INDOOR BLOWER SWITCHES TO FAN
SPEED. EAC TERM. REMAINS ENERGIZED.
Job No.
City
City
Technician
Heating Section
Supply Voltage
Gas Piping Connections Tight & Leak−Tested?
LP/Propane Gas?
w.c. − Nat.:
CO CO
2
Thermostat
Heat Anticipator Properly Set?
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CONTROL
WITH COMB. AIR INDUCER.
YES
INDOOR BLOWER SWITCHES TO HEAT SPEED
AFTER NORMAL DELAY.
THERMOSTAT OPENS. COMBUSTION AIR INDUCER
AND HUM TERMINAL ARE DE−ENERGIZED.
INDOOR BLOWER SELECTED TIME OFF DELAY BEGINS.
AFTER DELAY HEAT SPEED DE−ENERGIZED.
(blower remains energized during continuous fan mode).
Blower Motor H.P.
Line Pressure
w.c. − LP/Propane
Proper Draft?
Temperature Rise
Vent Clear?
HUM TERM. ENERGIZES
Date
State
State
Level?