Hale Fyr Port - Manual (Page 18)

Seasonal or as Required:
1. Engine cooling system: Clean the starter screen, flywheel (fan), and engine
cooling fins. Foreign matter may clog cooling system after prolonged service.
Continued operation with a clogged cooling system causes severe overheating and
possible engine damage.
a) Remove the four screws that fasten the fan housing to the sheet metal cylinder
cover.
b) Remove the flexible transparent hose from nozzle plate and the spark plug wire
from spark plug.
c) Carefully lift the fan housing from engine, push the spark plug and overspeed
switch wires’ rubber grommet from housing. Reach inside of housing and
disconnect the magneto wire from ignition switch. The fan housing can now be
completely removed and cleaned.
d) Remove the four screws that fasten the sheet metal cylinder cover to engine; be
careful, the lower two holes have small spacers between the cover and engine.
e) To reassemble; reverse above procedure.
2. Pump: Except for draining the casing during freezing weather, the pump requires
only an occasional cleaning.
3. Removal of Pump/Engine Assemble from Mounting Base: a) Place the unit in a
horizontal position.
b) Remove the fuel line from the fuel line connector. Catch any fuel spillage with
a rag. Dispose of the rag in an approved safety container.
c) Disconnect the overspeed switch wire at the connector. Disconnect the short
overspeed switch ground wire by pulling spade connector from the overspeed
switch.
d) Remove the overspeed switch tubing from the overspeed switch.
e) Remove the three locknuts from the vibration isolators that fasten them to the
pump mounting base. The fuel tank must first be lowered on the frame version
by removing the four screws used to retain the straps. This allows access to the
locknut on the large vibration isolator.
f) Remove priming hose from the fitting at the pump.
g) Lift the pump/engine assembly from the mounting base.
4. Assembly of Pump/Engine to Mounting Base: