VASHON AIRCRAFT RANGER R7, Руководство по обслуживанию

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Revision: 2 Date: 11-15-19
VASHON AIRCRAFT RANGER R7 MAINTENANCE MANUAL 5.7.16-5
(c) Inspect the spinner bulkhead, dome, and mounting plate for areas of fretting,
cracks, or elongated holes. Replace any damaged parts.
(d) Inspect the spinner hub front and hub for areas of fretting, cracks, damaged
threads, or elongated holes. Return any damaged or questionable parts to the
factory.
(e) Nicks and scratches no dee per than 1/32” inch o r longer than 3” inch can be
touched up with any sand-able epoxy paste (e.g. JB Weld). Please return propeller
to Catto for replacement if fatigue, damage, or cuts that are deeper or longer than
what is listed above is noted.
(f) Using the butt end of a screwdriver, tap the Nickel Leading Edges for change in
sound, higher pitch vs. lower pitch. The pitch sounds should be constant.
(g) If the propeller shows any of the following damage, it should be removed from
service:
a. Cracks in hub bore or bolt holes.
b. Visually Bubbled or Separated surface lamination
c. Oversize or elongated hub bore or bolt holes.
d. If there is any major visual damage due to impact.
e. Obvious damage or wear beyond economical repair.
(h) Inspect and check propeller bolt torque at least every 50 hours or 6 months
according to the Torque Procedures outlined in this manual. More frequent
inspection may be necessary when climatic changes are extreme, such as change
of season.
(i)
During conditional inspection, u
n-torque propeller bolts and re-torque as per
specifications (see 5.2, part 8.5).
(j) If torque of propeller bolts is at any time below the required value, a thorough hub
inspection is required, as outlined below:
a. Ensure that the magneto switch is off, and that both magnetos are grounded
and or electronic ignition circuit breakers are pulled. Remove the spinner
dome, if applicable.
b. Remove safety wire on the propeller mounting bolts. Loosen and remove
bolts, crush plate, and front spinner bulkhead (if applicable). Remove
propeller from flange. A slight rocking may be necessary to remove the
propeller, use caution when removing so as not to damage or bend any of