Van's Aircraft RV 12iS, Maintenance Manual

Page: 42 / 222

Rev: 2 Date: 11/15/18
3-8
▲ WARNING: T
HE MASTER POWER AND BOTH IGNITION SWITCHES
MUST
BE SHUT
OFF DURING INSPECTION OF THE ENGINE
,
UNLESS INSTRUCTED OTHERWISE
. S
ERIOUS
INJURY OR DEATH WILL RESULT IF ENGINE IS UNINTENTIONALLY STARTED
.
▲ WARNING: A
LLOW THE ENGINE AND APPLICABLE COMPONENTS TO COOL
BEFORE PERFORMING SERVICE OR INSPECTION
. H
OT ENGINE COMPONENTS WILL
CAUSE SERIOUS BURNS
.
• Refer to the Rotax line maintenance manual for proper inspection procedure for
engine and components supplied with engine. The Rotax manual will also provide
fluid check and change procedure.
FIREWALL FORWARD
▲ WARNING: T
HE MASTER POWER AND BOTH IGNITION SWITCHES
MUST
BE SHUT
OFF DURING INSPECTION OF THE FIREWALL FORWARD COMPONENTS
. S
ERIOUS INJURY
OR DEATH WILL RESULT IF ENGINE IS UNINTENTIONALLY STARTED
.
▲ WARNING: A
LLOW THE ENGINE AND APPLICABLE COMPONENTS TO COOL
BEFORE PERFORMING SERVICE OR INSPECTION
. H
OT ENGINE COMPONENTS WILL
CAUSE SERIOUS BURNS
.
Special Tools
♦
Multi-meter
• Note any signs of leakage, corrosion, and excessive temperature of components.
Check for wear to hoses, cables, wiring harnesses, etc. as a result of vibration while
in contact with another object.
•
Check the forward side of the firewall, especially around components and fasteners,
around the battery, oil tank assembly, cowl attach locations, engine mount, and nose
gear. The firewall must not have any open passages into the cockpit.
•
Inspect the engine mount for damaged coating, corrosion and signs of fatigue or
cracks. Damaged engine mount coating demands closer examination and repair.
•
Inspect the engine vibration isolators for cracks, deterioration and installation.
•
Inspect the engine mount and vibration isolator hardware for damage, looseness,
and missing cotter pins.
• Check the engine compartment wiring, including ground wires of the wiring harness
and battery. Wire insulation must be secure, intact and flexible; free from cracks,
burns, or separation. All wire terminations must be tight.
• Check the battery for proper voltage, condition of the case, and that the connections
are secure.
• Cabin heat cables and connections must be secure and operate smoothly. All SCAT
ducting must be secure and in good condition. Heat valve doors must close tightly