Garmin SA01456Wi_D Manual Page 91

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G1000/GFC700 System Maintenance Manual – C90A/C90GT/C90GTi King Air Page 4-7
190-00682-01 Revision F
Item Description/Procedure
Manual
Section No.
Interval
G1000 Redundant
Connection Check*
Verify PRI and SEC power sources for
PFD 1, GIA 1, GRS 1, GDC 1
Verify secondary paths for AHRS, ADC,
engine parameters and GPS data
Verify the operation of PFD and MFD
Ethernet connections
Verify ARINC connection between ADC1
and MFD and between GRS1 and MFD
Verify DISPLAY BACKUP button function
4.10 220 hours max
Engine Data Check *
Verify engine data is available and
accurate
4.11 820 hours max
Trim Annunciator
Check*
Verify trim annunciators function
properly
4.12 220 hours max
G1000 Miscompare
Check*
Verify AHRS, airspeed and altitude
miscompare monitors function properly
4.13 820 hours max
G1000 Alerts
Check for and troubleshoot any alerts
provided in the alert window per the
referenced manual section
5 On Condition
GPS/WAAS
Antennas
Removal & Replacement
Refer to Master Drawing List, listed in Table
1-2, for installation drawings.
6.18 On Condition
Flaps-in-motion
Discrete Input
Check*
Test the Flaps-in-motion discrete inputs
to the G1000 to verify proper operation.
4.8 220 hours max
GSA 81 and GSA 80
Servos (all)
Removal & Replacement.
Refer to the servo install drawings listed in
Master Drawing List, listed in Table 1-2.
6.11 On Condition
Clean and apply grease to output gears.
4.7 Phase 4
GSM 85A/86 Servo
Mounts (all)
Removal & Replacement.
Refer to the servo install drawings listed in
Master Drawing List, listed in Table 1-2.
6.12 On Condition
GSM 86 Clutch
Torque Check*
Verify that the pitch, roll and pitch trim
GSM 86 clutch torque values are within
acceptable limits.
4.9 3,000 hours max
Servo Current
Display Check*
Verify servo load cell integrity by
monitoring servo current at each axis
4.9 1,000 hours max
GSM 85A Servo
Mount Slip Clutch
Torque Check
*
Verify that the pitch, roll, yaw and pitch
trim GSM 85A slip clutches are within
acceptable limits.
4.9 420 hours max
G1000 Accessories
Configuration Module
Replacement (Qty 7)
Removal & Replacement.
6.16
On Condition
GEA 71 Backshell
Thermocouple (Qty 2)
Removal & Replacement. 6.17
GTP 59 OAT Probe
(Qty 2)
Removal & Replacement.
6.7
*
Denotes Airworthiness Limitation Maintenance Requirement (See Section 4.1)
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