THB & TLB
Oil Furnaces
–
Furnace Manual
670-000-005/1010
19
10
Service and maintenance
Follow the “Service and maintenance” procedures given throughout this manual and in component literature shipped with the
furnace. Failure to perform the service and maintenance could result in damage to the furnace or system. Failure to follow the
directions in this manual and component literature could result in severe personal injury, death or substantial property
damage.
The furnace should be inspected and started annually, at the beginning of the heating season, only by a qualified service
technician. In addition, the maintenance and care of the furnace outlined in the table below, and explained on the following
pages must be performed to assure maximum furnace efficiency and reliability. Failure to service and maintain the furnace
and system could result in equipment failure.
This furnace contains fiberglass and ceramic fiber materials. These materials require special attention. Please refer to the
WARNING and guidelines given on page 20. Failure to comply could result in severe personal injury, death or substantial
property damage.
Consult with homeowner to see if there were any
Check sequence of operation
problems with furnace or system during the prior
Check flame characteristics
heating season (or cooling season)
Perform combustion checks/tests per burner manual and
Clean, inspect, and lubricate blower motor and wheel
furnace manual
Check condition of electrical wiring and tightness of
Check temperature rise
terminals and connectors
Check thermostat heat anticipator setting
Clean and inspect heat exchanger and combustion
Check safety controls (high-temperature limit switch, flame
chamber
cutoff time, etc.)
Clean and inspect system accessories
Vent system
Clean and inspect flue pipe, chimney/vent, and draft regulator
Fuel oil system
Check oil tank and piping for leaks
Replace oil filter
Oil burner
Clean and inspect oil burner assembly
Bleed system of air (single-pipe system)
Check oil pump pressures
Check combustion air ducts, grilles, etc. (if applicable)
Furnace and air system
Service and maintenance
Service technician annual maintenance/start up
(see following pages and burner manual for instructions)
Check operation
Annual start up
Содержание THB High Boy series
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