TWIN COMANCHE C/R
CLEANING CARPETS
Use a small whisk broom or vacuum to remove dirt. For soiled spots, use a non-inflammable
dry-cleaning fluid.
POWER PLANT INDUCTION AIR FILTER
The induction air filters must be clea:ed at least once every fifty hours. Depending on the type of
condition existing, it may be necessary to clean the filters more often.
REMOVAL OF INDUCTION AIR FILTER
it:
Remove the right side access panel from the engine nacelle to gain access to the air filter box.
Turn the three studs and remove the air filter box cover.
C.
Lift the air filter from the filter box.
CLEANING INDUCTION AIR FILTER
ii-.
Tap filter gently to remove dirt particles. Do not use compressed air or cleaning solvents.
Inspect filter. If paper element is tom or ruptured or gasket is damaged, the filter should be
replaced. The usable life of the filter should be restricted to one year or 500 hours, whichever comes first.
CLEANING INDUCTION AIR FILTER, TURBOCHARGED
a.
b.
replaced.
i.
Clean air filter thoroughly with a dry type solvent or kerosene.
1”
Inspect filter. If element is punctured or ruptured or gasket is damaged, the filter should be
Allow filter to dry thoroughly then dip in SAElO weight oil and allow to drain for four hours.
Wipe off excess oil prior to installation.
INSTALLATION OF INDUCTION AIR FILTER
it-.
Place filter in air box and install cover.
Secure cover by turning studs. On turbocharged airplanes, secure air box cover with wing nuts
and safety.
BRAKE SERVICE
The brake system is fiiled with MIL-H-5606 (petroleum base) hydraulic brake fluid.
This
should be
checked at every 100 hour inspection and replenished when necessary. Refill the brake
reservoir
on the aft
bulkhead of the nose section to the indicated level.
No adjustment of brake clearance is necessary. If the brake blocks become worn to l/64 inch
minimum lining, replace them with new brake segments. Remove the four cap bolts that join the brake
cylinder housing and lining back plate assemblies, then remove the back plates from between the brake disc
and wheel. Slide the brake cylinder housing from the torque plate and slide the pressure plate and lining
from the anchor bolts of the cylinder housing. Remove the lining by prying it from the pressure plate and
HANDLING AND SERVICING
ISSUED: June 1.1970
PAGE 5
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