Before beginning any troubleshooting procedure, complete the following checklist. A furnace malfunction is sometimes
caused by an improper installation. By completing this checklist the problem may be found and corrected. Make copies of the
checklist and complete one for every service call for your records.
INSTALLATIONAND SERVICE CHECKLIST
FURNACE INSTALLATION
___ Adequate clearance from combustibles (refer to installation instructions)
___ Adequate clearance for service (refer to installation instructions)
__
0
~F_ Air temperature rise
___ External static pressure ___ inches w.c.
___ Correct filter
___ Correct cooling coil (if equipped)
GAS SUPPL V PIPING
___ Adequate pipe size (refer to piping table in I & 0) __ _
pipe size
___ Checkforgasleaks
___ Correct gas pressure (Should be checked with an accurate manometer with the furnace and all other gas
appliances operating.) ___ line pressure ___ manifold pressure
ELECTRICAL
___ 115 v.a.c. (checked at the furnace) 24 v.a.c. control voltage
___ Correct polarity (checked at the furnace junction box with a meter) ___ microamp flame current reading
___ Proper ground at fan control board (IFC)
___ Heat anticipator setting ___ thermostat number ___ subbase number
SECONDARY HEAT EXCHANGER CONDENSATE DRAIN
___ Trap filled with water (See procedure and drawing in this manual.)
___ Vented (see drawing)
___ Sloped (Drain line must slope a minimum of 1/4" per foot.)
___ Freeze protection. (Drain line must be free of ice or any other obstruction.)
VENT AND COMBUSTION AIR PIPING (SELECT THE ONE THAT APPLIES)
DIRECT
NON-DIRECT
PIPE SIZE DIAMETER
inch PVC exhaust
inch PVC intake (combustion air)
PIPE LENGTH
INTAKE (COMBUSTION AIR)
feet PVC
number of elbows
___ medium sweep ___ long sweep
VENT (EXHAUST)
feet PVC
number of elbows
___ medium sweep
___ long sweep
VENT TERM I NA TfON (Refer to I & 0 manual)
Vertical
Horizontal (use PVC tee)
Concentric vertical (RXGY-E02) vent kit
Horizontal standard vent kits (RXGY-D02, RXGY-D03 or RXGY-O04)
Concentric horizontal vent kit (RXGY-C01)
SLOPE OF PIPING FOR HORIZONTAL VENTING
Exhaust down toward furnace (products of combustion)
Intake down toward furnace (combustion air)
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