Engine Maintenance Instructions.
The engine accessories consist of the ignition magneto,
electrical engine starter, generator and generator regulator.
The magneto is a flange -mounted type. A permanent
magnet, mounted on the rotor shaft produces a high voltage current
as its field passes through a fixed coil.
The current produced is
fed to the spark plugs at the proper instant by a distributor.
4-5 Electrical Engine Starter. The electrical engine starter is
a 12-volt, 4 brush, bendix-drive type.
The starter converts
electrical energy from the battery into mechanical power and trans-
mits this power to the engine flywheel for electrical starting.
Cleaning and Inspection
Clean the external surfaces of the starter with a cloth
dampened in an approved cleaning solvent and dry throughly.
Clean corrosion from the electrical terminal of the starter.
Inspect the terminal of the starter for corrosion and
Remove the brush access cover and inspect the starter
Inspect the brushes for oil soaked
internally for damage.
condition and excessive wear. If the brushes are less than
half their original length replace the brushes. Refer a
defective starter to depot maintenance for overhaul.
The engine accessory generator is a 12-volt shunt
wound, 2 brush, belt-driven, direct-current generator used to supply
current for charging the 12-volt battery of the test stand.