CSP−900RMM−2MD Helicopters, Inc.
Rotorcraft Maintenance Manual
Page 207
Revision 35
05-20-10
NOTES:
(1) Ref. Section 04−00−00 for part number applicability.
(2) If 3−micron filter has been replaced in the last 150 hours, change 3−micron filter at the next 300−hour
interval.
(3) The 75−micron filter can be cleaned a maximum of four (4) times. Maximum filter life cannot be more
than 1200 hours or 24 months.
(4) This inspection is to maintain the continued airworthiness of the MD900 airframe after the demonstrated
life limit has been reached.
(5) After 2000 hours, the life of the elastomeric damping spring is “On Condition” but requires a Special
Inspection every 100 hours thereafter until deterioration is sufficient to retire assembly.
(6) Refer to the applicable manufacturer publications (ref. Section 01−00−00).
(7) After 1200 hours, the “Tension−Torsion Strap Inspection” is required at 300−hour intervals until the life
limits of the tension−torsion straps are reached.
(8) If not done before, do the “VSCS Actuator Regrease Procedure” at the next scheduled inspection. But no
later than the next 100 hours.
(9) The swashplate angular contact ball bearing requires inspection and lubrication with new grease every
2000 hours or 5 years, from the original Airworthiness Certificate issuance date or last servicing,
whichever comes first. The bearing must be returned to MDHI for servicing.
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