MD Helicopters 369-500, Инструкция по техническому обслуживанию

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CSP-HMI-3
MD Helicopters, Inc
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MAINTENANCE MANUAL
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Revision 7
95-20-00
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(7). Swing the helicopter to the magnetic
north heading. Adjust the N-S adjust­
ment screw until compass reads exactly
north.
(8). Swing the helicopter to the magnetic
east heading. Adjust the E-W adjust­
ment screw until compass reads exactly
east.
(9). Swing the helicopter to the magnetic
south heading and note the resulting
error. Adjust the N-S adjustment screw
to remove one half of the error.
(10). Swing the helicopter to the magnetic
west heading and note the resulting
error. Adjust the E-W adjustment
screw to remove one half of the error.
NOTE:
Maximum deviation in level flight may
not exceed 10 degrees on any heading.
(11). Return helicopter to magnetic heading
north and swing the helicopter in
successive magnetic magnetic thirty
degree headings and record all errors
on the compass correction card.
(12). Shut down helicopter according to PFM
instructions.
G95-2012
MAGNETIC COMPASS
HEATING DUCT
TRIM
MAGNETIC COMPASS INSTALLATION
(EARLY VERSION)
MAGNETIC COMPASS INSTALLATION
(CURRENT VERSION)
Figure 201. Magnetic Compass (369D)