Form: 2435-3
Arctic Installation and Operation Manual
Revision: 10
P/N 105641-01
Date: 12-1-2018
Thermal Solutions, 1175 Manheim Pike, Lancaster, PA 17601
Web:
Phone:
717-239-7642
Fax:
877-501-5212
Email:
45
Table 18: General Troubleshooting
INDICATION
POSSIBLE CAUSE
CORRECTIVE ACTION
Short Cycling
Oversized Boiler
Examine system and boiler operational settings to
determine what adjustments may be made to
reduce boiler cycling. Contact Manufacturer.
Incorrect Gas Valve
Settings
If combustion is too lean or rich as a result of
improper gas valve settings, adjust air-fuel ratio to
match factory O2 settings.
Poor Combustion
Dirty Heat
Exchanger
Inspect heat exchanger tubes for damage and
carbon build-up. Inspect and clean the burner
assembly. Refer to the Service, Maintenance and
Inspection section of the manual for guidance.
Leakage
Remove the boiler’s side panels and check for flue
gas leakage around the heat exchanger, burner
mounting plate, and blower transition piece.