Garmin SA01456Wi_D Manual download pdf (Page 278)

Page 7-48 G1000/GFC700 System Maintenance Manual – C90A/C90GT/C90GTi King Air

Revision F 190-00682-01

7.20 ADF Functional Check

This check verifies that the ADF / G1000 interface operates correctly.

1. Press the PFD softkey on PFD1 and PFD2. Toggle the BRG1 and BRG2 softkey until the ADF

bearing is shown on PFD1 and PFD2.

2. Verify that the ADF window is not invalid (no red ‘X’).

3. Using the ADF control head select a known valid local ADF. Verify that the ADF bearing pointer

moves towards a bearing and stabilizes.

4. Select ADF and SPKR on GMA1 and GMA2. Using the ADF control head, select, ANT mode.

Verify that the audio from the station tuned can be heard on the pilots and copilots headset and

cockpit speaker.

5. Increment the ADF volume control from full low to full high. Verify the volume increases and

decreases appropriately over pilots and copilots headset and cockpit speaker.

If no other service is to be performed, continue to the return-to-service checks in Section 8.

7.21 Aircraft Weight Configuration Functional Check

The following functional check will verify that the Maximum Takeoff Weight (MTOW) and Maximum

Zero Fuel Weight (MZFW) configurations were correctly loaded in Section 3.9.2, G1000 System

Software Upload or Section 3.9.4, Loading Airframe Options.

Reference the operating AFM or AFMS Limitation Section for subject aircraft. Note aircraft MTOW and

MZFW weight limits and determine the appropriate Weight Configuration Functional Check.

7.21.1 Aircraft Weight Limitation (MTOW = 10,100 lbs., MZFW = No Limitation)

1. On the GCU, turn the large FMS knob to select the AUX page group. Turn the small FMS to

select the AUX-Weight Planning page.

2. Select the EMPTY WT softkey. Using the GCU keypad enter a basic empty weight of 8900.

Press the ENT key to confirm the entry.

3. Turn the large FMS knob to highlight the “CARGO” field. Using the GCU keypad enter a

CARGO weight of 1200. Press the ENT key to confirm the entry. Verify the ZERO FUEL

WEIGHT value is 10100 and displayed in cyan.

4. Turn the large FMS knob CCW to highlight the “CARGO” field. Turn the small FMS knob CW

to increase the CARGO weight to 1210. Verify the ZERO FUEL WEIGHT value is 10110 and

displayed in amber.

5. Turn the small FMS knob CCW to decrease the CARGO weight to 1200. Verify the ZERO FUEL

WEIGHT value is 10100 and displayed in cyan.

6. Turn the large FMS knob CW to highlight the “FUEL ON BOARD” field. Turn the small FMS

knob CW to increase the FUEL ON BOARD weight value to 10. Verify that AIRCRAFT

WEIGHT value is 10110 and displayed in amber.

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Garmin SA01456Wi_D Manual Page 278