Technical data

13773-001
34-20
Page 730 Nov 2000
D. HSI - NSD 1000 System (See Figure 34-203)
(1) Removal - NSD 1000 Display
(a) Ensure BAT 1, BAT 2, and AVIONICS master switches are in off position.
(b) Pull HSI circuit breaker.
(c) Remove pilot-side kick plate. (Refer to 25-10)
(d) Disconnect cable.
(e) While supporting HSI, remove screws securing unit to instrument panel.
(2) Installation - NSD 1000 Display
(a) Position HSI in instrument panel and attach with screws.
(b) Connect data cable.
(c) Install pilot-side kick plate. (Refer to 25-10)
(d) Reset HSI circuit breaker.
(3) Removal - Slave Amplifier
(a) Ensure BAT 1, BAT 2, and AVIONICS master switches are in off position.
(b) Pull HSI circuit breaker.
(c) Remove passenger side carpeting.
(d) Remove access panel CF2R from cabin floor.
(e) Disconnect slave amplifier connector assembly.
(f) Remove screws securing slave amplifier to access panel and remove from airplane.
(4) Installation - Slave Amplifier
(a) Position slaving amplifier to access panel CF2R and secure with screws.
(b) Connect connector assembly.
(c) Install access panel CF2R.
(d) Reset HSI circuit breaker.
(5) Removal - Flux Detector
(a) Ensure BAT 1, BAT 2, and AVIONICS master switches are in off position.
(b) Pull HSI circuit breaker.
(c) Remove wing access panel RW6.
(d) Remove screws and washers securing slave amplifier to standoffs.
(e) Cut cable tie securing flux amplifier connector assembly to tie down and remove flux
detector from airplane.
(6) Installation - Flux Detector
CAUTION: Ensure flux detector is installed with arrow and word FORE embossed on top of
flux detector pointing forward. Failure to do will cause HSI system malfunction.
(a) Position flux detector to standoffs and attach with washers and screws.
(b) Connect connector assembly.
(c) Secure connector assembly to tie down with cable tie.
(d) Perform Flux Detector Calibration.
(7) Adjustment/Test - Flux Detector Calibration
Note: Engine starting, taxiing, and shut-down may only be performed by authorized per-
sonnel.
(a) Run up airplane and turn on all avionics, navigation and strobe lights.
(b) Taxi to compass calibration site.