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(2) Make sure that the data base is date valid.
(3) Move the airplane clear of buildings and
ground equipment.
(4) Bring the unit to the NAV READY status. If the unit does not reach NAV READY
status in 5 minutes, refer to the Pilots
Guide section 4.6: Initialization and Time
to First Fix.
(5) At a sufficient altitude, contact a ground
station at least 50 miles away and another
close by.
If possible use frequencies at both the low
and high ends of the VHF band.
D. Data Base Loading
You load the data base with an IBM compatible lap-top computer with a 3.5 in disk drive and an
open COM1 or COM 2 port. Use interface kit Bendix\King part number 050-03213-0000.
Detail Steps/Work Items Key Items
(1) Connect the PC to the data loading port
below the left instrument panel shelf.
(2) Set the KLX 135/135A to the SET 0 page.
(3) Put the diskette in the PC.
(4) Cycle the power of the PC. Follow the menu
instructions.
DA20-C1 AMM
Navigation
Doc # DA 201-C1
Rev. 0 34-50-00 Page 209
19 Dec 1997
6. Remove Install the Bendix\King KI 208/209 Indicator
A. Remove the Bendix\King KI 208 /209Indicator
Detail Steps/Work Items Key Items
(1) Open the related NAV COMM 1 or 2 circuitbreaker.
(2) Remove the instrument panel cover. Refer to Chapter 25-10
(3) Disconnect the electrical connector.
(4) Remove the mounting screws. Hold the indicator!
(5) Remove the indicator from the instrument
panel.
B. Install the Bendix\King KI 208/209 Indicator
Detail Steps/Work Items Key Items
(1) Put the indicator in position in the instrument
panel.
(2) Install the mounting screws.
(3) Connect the electrical connector.
(4) Install the instrument panel cover. Refer to Chapter 25-10
(5) Do an operational test of the system.
Navigation
DA20-C1 AMM
Page 210
19 Dec 1997 34-50-00 Doc # DA 201-C1
Rev. 0
C. Adjustment/Test
If possible, do an operational flight check after the indicator has been replaced. Alternatively,
use a NAV COMM test set to make sure that the system operates correctly. Refer to the
Bendix\King KI 208/209 Installation manual #006-00140-0002 for performance specifications.
Refer also for externally accessible adjustment of VOR centering and LOC centering.
Detail Steps/Work Items Key Items
(1) Do a test of each control function. Refer to this Chapter
(2) Test the VOR system at 4000 ft. Select a
VOR frequency within 40 miles range.
Listen to the station identifier. Test the
operation of the tone identifier filter. Fly inbound
and out-bound on a selected VOR
radial. Look for the correct LEFT-RIGHT
and TO-FROM indications. Monitor the VOR
accuracy.
(3) Do a test of LOC operation and accuracy on
a suitable runway.
(4) Do a test of glideslope operation and
accuracy on a suitable runway.
KI 209 only.
DA20-C1 AMM
Navigation
Doc # DA 201-C1
Rev. 0 34-50-00 Page 211
19 Dec 1997
7. Remove Install the Bendix\King KT 76A Transponder
A. Remove the Bendix\King KT 76A Transponder
Detail Steps/Work Items Key Items
(1) Open the related ATC circuit-breaker.
(2) Put a 3/32 allen wrench into the access hole
for the locking screw. Engage the screw.
Refer to Figure 8
(3) Turn the screw counter-clockwise until the
unit disengages from the mounting rack.
CAUTION: DO NOT PULL ON THE KNOBS. DO NOT PRY THE FACE-PLATE.
YOU CAN DAMAGE THE UNIT.
CAUTION: DO NOT TOUCH THE CONNECTOR CARD AT THE REAR OF THE
UNIT. THE ELECTROSTATIC CHARGE ON YOUR BODY CAN
DAMAGE THE UNIT.
(4) Pull gently on the sides of the unit to remove
it from the mounting rack.
(5) Install the protective covers on the rear
connectors of the transponder.
B. Install the Bendix\King KT 76A Transponder
Detail Steps/Work Items Key Items
(1) Remove the protective covers from the
connectors on the replacement unit.
(2) Slide the unit into the rack. Engage the
locking screw so that the latch front lobe
touches the rack.
(3) Turn the locking screw clockwise so that the
rear lobe engages the mounting rack.
Refer to Figure 8
CAUTION: DO NOT OVER-TIGHTEN THE LOCKING SCREW. YOU CAN
DAMAGE THE LOCKING MECHANISM.
(4) Continue to turn the screw until the unit is
fully installed in the mounting rack.
(5) Close the related circuit-breaker.
(6) Do an operational test.
Navigation
DA20-C1 AMM
Page 212
19 Dec 1997 34-50-00 Doc # DA 201-C1
Rev. 0
C. Adjustment/Test KT 76A Transponder
If possible do an operational flight test of the system. Use an ATC test set to make sure that the
 
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