TCH.1C-27J-2-29JG
2-5.1
GENERAL. (Cont'd)
This procedure is must be perfomed in case of substitution
of the hydraulic fluid used on A/C with the alternative
accepted fluid specification or rather, from
MIL-PRF-83282D to MIL-PRF-5606H and viceversa.The
test stand for hydraulic system re-oiling is listed in Table
Test equipment and special tools. lt is necessary that
before beginning the re-oiling procedure, the test stand
and the relevant pipes connection are filled with the new
hydraulic fluid . Ensure that the test stand hydraulic fluid
shall meet the cleanliness criteria of NAS1638 Class 5 or
better.
WARNING
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WHEN PERFORM THE TESTS, ENSURE
THAT THE FLIGHT CONTROL SURFACES
ARE FREE IN MOVEMENT TO AVOID
INJURY TO PERSONNEL.
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CAUTION
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Stop the test stand before performing
any connection or disconnection on the
hydraulic pipe line.
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NOTE
lnstall the protection caps on the pipes and
the electrical connectors when
disconnected.
2-5.2
PREPARATION.
1.The aircraft is required to be lifted on the jacks for the
scavenging of the LDG circuit (System 2) for the rest
of the procedure it can also remain on the wheels.
(Cont'd)
29-10-00
2-27