VASHON AIRCRAFT RANGER R7, Руководство по обслуживанию

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Revision: 2 Date: 11-15-19
VASHON AIRCRAFT RANGER R7 MAINTENANCE MANUAL 5.7.25-3
(d) Remove all miscellaneous items (chocks, tie-down ropes, tool bags, etc.) from the
cabin, except for the POH.
(e) Zero the scales or record the tare as appropriate.
MEASURING WHEEL LOCATIONS
(a) Drop a plumb line off the leading edge of the wing to the floor at a location just
outboard of the main wheel. Mark the floor at this location.
(b) Repeat for the other side of the aircraft.
(c) Connect the two marks on the floor using a taught string or snap line and mark a line.
This line represents the location of the wing leading edge as shown in
Figure 5.7.25.1
on the following page.
(d) Measure the distance forward from the center of the left main wheel axle
perpendicular to the line. Enter this distance in
Table 5.7.3
as “D1”.
(e) Repeat for the right main wheel. Enter this distance in
Table 5.7.3
as “D3”.
(f) Measure the distance aft from the center of the nose wheel axle perpendicular to the
line. Enter this distance in
Table 5.7.3
as “D2”.
WEIGHING THE AIRCRAFT
(a) Place the aircraft on calibrated scales. The range of the scales should be at least 500
lbs. for each wheel.
(b) Level the aircraft as described in Section 5.7.241.1.1.
(c) Place both headsets on the seat bottom cushion, raise the flaps, and close both
doors.
(d) Record the left main wheel weight in
Table 5.7.3
as “W1”.
(e) Record the nose wheel weight in
Table 5.7.3
as “W2”.
(f) Record the right main wheel weight in
Table 5.7.3
as “W3”.
(g) Roll aircraft off scales and re-inflate tires to pressure called-out in 5.2.
CALCULATE EMPTY WEIGHT AND EMPTY CENTER OF GRAVITY LOCATION
(a) Enter the values for D1, D2, and D3 from
Table 5.7.3
into
Table 5.7.4
.