19
•
Inspect the flue for blockages. If excessive contamination is present, flush out the flue
by removing the exhaust vent pipe and use a water hose to rinse out the contamination.
Water and contaminants will wash out of the condensate drain. It may be advisable to
temporarily disconnect the normal drain line to prevent a buildup of residue in the drain
system when performing a flush out.
•
Clean the burner.
•
Do a flue gas analysis.
•
Inspect area to make sure that no combustible or hazardous material has been stored
within clearances as shown on the rating plate.
•
Check for operation of the automatic gas shut off valves, and check them for leakage at
the pressure test ports.
•
Inspect all regulators, relief valves, motorized valves, solenoid valves, vent valves, and
safety shut off valves. Check their operation and clean as necessary.
•
Inspect and clean all drip legs in fuel lines and in the flue.
•
Inspect the combustion chamber for carbon deposits, soot, scale or rust. Clean if
necessary. If there is evidence of flame impingement, a complete burner adjustment
must be made.
•
Follow section 3.0 for all details referring to burner operation and start-up.
6. General - Check for any vibration or unusual noise. If any are observed, locate the
cause and correct. Check the condensation lines for any blockages or leaks. Check all
piping and fittings for any fluid/gas leaks. Refer to manufacturer literature provided for
maintenance requirements of optional equipment.
4.2 Recommended Spare Parts
It is recommended that any spare parts required should be ordered at the time the
installation is accepted by the Owner. Spare parts allow the duct furnace to be put back
into service with minimum disruption in the event of failure. The list of spare parts outlined
herein is considered minimum. Installations in remote locations might require more spare
parts than listed. Please contact our Parts and Service Department for recommendations.
Spare
Parts
Quantity Part
2 Sets
Fuses
1 pcs.
Flame sensor
1 pcs.
Spark Rod
1 set
Motor Thermal O/L
1 pcs. Flame Supervisor
