MAULE AEROSPACE TECHNOLOGY, INC.
MAINTENANCE MANUAL
FOR M-5-220C
Rev. B 34/38
:
The cowling consists of an upper and lower section. Removal is accomplished by unlock-
ing the dzus fasteners and removing the AN526 screws.
A periodic inspection of the cowling should be made checking for cracks, chafing, security
of attachment, etc.
Baffling should be checked for security and the rubber sealing extensions should be
checked for wear and security. When the cowl is installed, these sealing extensions should lay
up, forward or inboard, and provide a good seal against the cowl.
: (See below for other air filter)
Service by: 1. Replacement of element when:
a) Every 12 months regardless of hours used,
b) or, every 100 hours use,
c) or, when operating in extremely dusty conditions, change frequently; use
your good judgment.
Special instructions for new element: Squeeze out all excess wettant in element prior to
installation. And DO NOT WASH OUT wettant as this will destroy some of the filter’s efficien-
cy. Be sure safety pin is in place after installing.
CAUTION: When replacing Brackett Air Filter, insure compliance with AD# 96-09-06.
: (other than Brackett)
Visually inspect at each periodic maintenance. Follow cleaning instructions as printed on
air filter. Clean periodically as determined by environmental conditions encountered. Replace
when cleaning no longer services unit.
:
Remove Heater Shells, check mufflers and tailpipes for cracks. Check attachments for
security. Note that the tailpipe clamps and the muffler-to header attachments should not be
tightened to the point of rigidity, but should be loose enough to be moved easily by hand.
Check the heater shell retaining screws for security and ensure that hot air hoses are
clamped tightly and are not worn or chafed.
Two (2) 21.5 gallon main fuel tanks, mounted in the inboard end of the wings, have front
and rear outlets.
The fuel lines running from these tanks terminate at the fuel selector valve on
the left side kick panel. The fuel selector valve has four positions: LEFT, RIGHT, BOTH and
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