SM14-001-0
Page 15
PREVENTIVE MAINTENANCE.
4
Clean the blower and motor by using com-
pressed air on the combustion air inlet Apply 2 drops
The following service procedures, if performed each
of light oil on the motor shaft next to the front end
year, will help ensure proper operation and will ex-
bearing
-
tend the life of the heater.
5
Turn the heater at east once every week during
Tools Required.
the warm seasons of the year This will help prevent
varnish buildup caused by evaporating fuel. and will
Allen wrenches
help keep the motor bearings turning freely.
Screwdrivers, flat blade and phillips
6.
8-inch adjustable wrench
Perform the check and adjustment described
DC voltmeter
below.
Pliers
Rubber hose, 0.25-inch (6.35 mm) ID. 18 inches
Operating Check and Adjustment.
(457.2 mm) long
lnflatIon needle (such as used for inflating a football)
An annual service checkout should be done before
the heating season starts, to ensure that the heater
Preseason Cleaning.
will be ready when required
1.
Drain the old fuel from the fuel lines and fuel
A proper air f uel ratio, combined with a hot spark
system.
from the Hunter solid state ignition pack, will ensure
that your Falconaire Heater provides trouble-free
2.
Remove the igniter; clean and inspect. Remove
service. A well-tuned burner system will maintain a
the carbon from between the electrode and the
clean, carbon-free heat exchanger. An incorrect air
shroud. Ensure the electrode is centered in the body.
fuel ratio wastes fuel and produces excessive smoke
from the exhaust, which will soon lead to a heavy
3.
Remove the burner head and remove any ex-
buildup of carbon in the heat exchanger
cess carbon deposits.
Proper combustion air pressure in the burner head
and fuel mixer siphons the exact amount of fuel from
the carburetor float bowl when the fuel needle is
correctly adjusted.
Opening the fuel needle too far in an attempt to speed
starting or increase heat output always results in
heater shutdown because of carbon buildup
-
Blower motor speed determines the amount of com-
bustion air delivered to the burner head Motor speed
varies directly with voltage Factory setting of the
carburetor fuel needle is made with 21 volts applied
at the control panel fuse. Higher voltage up to 27
volts maximum produces higher heat output while
maintaining the correct air fuel ratio. Lower vol-
tages. however, produce insufficient combustion air
flow, causing smoky exhaust and subsequent carbon
formation in the heat exchanger and burner head.
NOTE
Use a new gasket when refitting
the
burner head.
