Thrush Aircraft S2R-R1340, Руководство по обслуживанию

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THRUSH AIRCRAFT, INC – MODEL S2R-R1340
AIRCRAFT MAINTENANCE MANUAL
8-12
Effective: 01/01/08
Table 8-1: INSTRUMENT TROUBLESHOOTING CHART
AIRSPEED INDICATOR
PROBLEM PROBABLE CAUSE REMEDY
Pitot pressure connection
not properly connected to
pressure line from pitot
tube.
Test line and connection for leaks.
Repair or replace damaged line, tighten
connections.
Hand fails to
respond
Pitot or static lines
clogged. Check line for obstructions. Blow out
lines.
Leak in pitot or static
line.
Test lines and connections for leaks.
Repair or replace damaged lines,
tighten connections.
Defective mechanism.
Substitute known-good instrument and
check reading. Replace instrument.
Incorrect
indication or
hand oscillates.
Leaking diaphragm.
Substitute known-good instrument and
check reading. Replace instrument.
Excessive vibration.
Check instrument mounting screws.
Tighten mounting screws.
Hand Vibrates.
Excessive tubing
vibration.
Check clamps and lines connections
for security. Tighten clamps and
connections.
ALTIMETER
Static line plugged.
Check line for obstructions. Check
static source. Blow out lines. Clean
static source.
Instrument fails
to operate.
Defective mechanism.
Substitute known-good altimeter and
check reading. Replace instrument.
Barometric pressure not
carefully set. Reset hands to local barometric
pressure.
Leaking diaphragm
Substitute known-good altimeter and
check reading. Replace instrument. Incorrect
indication.
Pointers out of
calibration. Compare reading with known-good
altimeter. Replace instrument.