System Maintenance Manual

G1000/GFC700 System Maintenance Manual – C90A/C90GT/C90GTi King Air Page 4-13
190-00682-01 Revision G
Item
Description/Procedure
Initials
Mid-Continent
Standby Attitude Ind.
a) Inspect the standby attitude indicator unit and connector for corrosion or other
defects.
Thommen Standby
Airspeed Ind.
a) Inspect the standby airspeed indicator unit and connector for corrosion or other
defects .
b) Visually inspect the plumbing and harness connector assembly, and ensure it is
secure and in good condition.
Thommen Standby
Altimeter
a) Inspect the standby altimeter indicator unit and connector for corrosion or other
defects .
b) Visually inspect the plumbing and harness connector assembly, and ensure it is
secure and in good condition.
Circuit Breaker
Panels
a) Inspect circuit breaker panel wiring and circuit breakers for chafing, damage, other
defects and proper routing of wire bundles and security of attachment in accordance
with AC 43.13-1B, Chapter 11, Section 8, Paragraph 11-96, the appropriate Circuit
Breaker Panel Modification drawing, listed in Table 1-2, and the Cabin Wire Harness
Routing drawing, listed in Table 1-2. Pay particular attention to possible areas of
chaffing.
b) Inspect edgelit overlay panels for damage or defect.
c) Reinstall the circuit breaker edgelit overlays to the circuit breaker panels.
a) Reinstall the MFD and PFDs as described in Section 6.
b) Reinstall the circuit breaker edgelit placards to the circuit breaker panels.
Table 4-7. Cabin Area Visual Inspection Procedure
Item
Description/Procedure
Initials
To gain access for the following Inspections, remove floorboard in cabin at FS 185.00
Cabin Wiring
Harness
a) Inspect all exposed wire harness for chafing, damage, proper routing of wire
bundles and security of attachment in accordance with AC 43.13-1B,
Chapter 11, Section 8, Paragraph 11-96 and the Cabin Wire Harness Routing
drawing, listed in Table 1-2 .
GFC 700 Equipment
a) Using a flashlight, inspect the servo, servo mount, connectors, support
structures, and control cables to ensure that no corrosion, chaffing, cracks, or
other defects exist.
b) Have an assistant manually move the control surfaces from stop to stop and
visually observe the servo, and control cabling/chain. Ensure there is no binding
in the control cabling or chain, and that the capstan/sprocket rotates freely.
c) Check the servo control cables in accordance with AC 43.13-1B, Chapter 7,
Section 8, Paragraph 7-149 to ensure no fraying, corrosion, or other damage
exists. If the condition of the cable is questionable, replace it with a new one.
d) Check the tension on the control cables. Refer to the Roll Servo Install drawing,
listed in Table 1-2, for cable tension specifications:
e) Ensure that each cable is correctly attached to the clamps.
f) Follow recommended checks for checking main control cables,
following the instructions in Chapter 27, Flight Controls, of the King Air
Model 90 Series Maintenance Manual.
g) Replace the access panels if no other maintenance is to be performed.