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ITEM
OVERHAUL OR REPLACE
INSTRUMENTS (CONT'D)
Airspeed
On condition
Rate-of-climb
On
condition
Fuel
pressure
On
condition
Fuel
flow
On
condition
Tachometer
On
condition
Flap
position
indicator
On
condition
All
hose
On
condition
Instrument
filter
(central)
500 hours
ELECTRICAL SYSTEM
Landing
Gear Selector Switch
1200 hours
-
Replace
(TD-534 and after)
Landing gear dynamic
brake
relay
On
condition
Battery
master relay
On
condition
Paralleling
relay
On
condition
All other relays
On
condition
Voltage regulator
On
condition
Heater
vibrator
points
Every 2000
hours
of
heater
operation
Starter
Inspect
at engine
overhaul
and overhaul
or
replace on condition
Starter
relay
On
condition
Generator
or alternator
On
condition
UTILITY SYSTEM
Cabin heater
Overhaul
every
500 hours
of
heater
operation.
Heater igniter
and
plug
On
condition
Heater fuel
pump
On
condition
Heater fuel
shutoff
valve
On
condition
Deicer
regulator
On condition
8-4
C3
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Troubleshooting
