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All installations and services must be performed by qualified service personnel.
cCAUTION: DO NOT ATTEMPT TO START THE BURNER WHEN:
1. Excess oil has accumulated,
2. The furnace is full of vapors
3. The combustion chamber is very hot.
IF ONE OR MORE OF THESE CONDITIONS EXIST, CONTACT A QUALIFIED
SERVICE PERSON.
D. STARTING THE BURNER:
4. Turn the main service switch to "OFF" position.
5. Set thermostat substantially above room temperature.
6. Open shut-off valves in oil supply line to burner.
Turn service switch to furnace "ON". If burner starts and runs, but stops again on lockout, it may
be necessary to bleed the lines or make burner combustion air adjustments. Contact a qualified
service person to adjust and start burner.
E. Filter maintenance procedure:
Shut off the electrical power to the unit. Open the blower access door. Slide the air filters out of
the filter rack. Clean the filters by either vacuuming, rinsing with tap water, hosing, or dipping in
an ordinary detergent solution. After cleaning and drying the filters, replace the completely dry
filters in the rack. If the filter has a supporting mesh, the mesh side of the filter must be placed
towards the furnace.
Filter replacement:
To ensure an adequate replacement filter is selected, should the filter require replacing, refer to
Table 3, in Air Filters section of this manual, for the minimum filter areas required for different
types of available filters.
Figure 8: Location of Supply/Return Air Filters
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