Technical data

13773-001
34-40
Page 731 July 2001
G. Stormscope (See Figure 34-403)
(1) Removal - Stormscope Processor and Tray
(a) Ensure BAT 1, BAT 2, and AVIONICS master switches are in off position.
(b) Pull ESSENTIAL and NON-ESSENTIAL AVIONICS circuit breakers.
(c) Remove processor:
1
Remove baggage compartment access panel CF5. (Refer to 6-00)
2
Remove safety wire securing knurled nut to mounting tray, loosen and swing
knurled nut away from clasp.
3
Firmly pull stormscope processor straight out of mounting tray and remove from air-
plane.
(d) Remove processor tray:
1
Disconnect electrical leads from tray.
2
Remove screws and countersunk washers securing tray to baggage floor and
remove from airplane.
(2) Installation - Stormscope Processor and Tray
(a) Install processor tray:
1
Position mounting tray washers over floor mounting holes and secure washers to
underside of the floor with masking tape.
2
Position mounting tray assembly against the taped washers, secure with Loctite,
countersunk washers, and screws. Remove tape.
(b) Install processor:
1
With medium pressure, push processor into mounting tray to engage connectors
and secure with knurled nut.
2
Safety wire knurled nut to processor handle.
3
Install access panel CF5 and baggage floor carpet. (Refer to 6-00)
4
Reset ESSENTIAL and NON-ESSENTIAL AVIONICS circuit breakers.
(3) Removal - Stormscope Antenna
(a) Remove cabin headliner. (Refer to 25-10)
(b) Disconnect antenna cable from antenna.
(c) Remove nuts and washers securing antenna to fuselage.
(d) Remove antenna and gasket from top of fuselage
(e) Peel off remaining sealant from fuselage.
(4) Installation - Stormscope Antenna
(a) Acquire necessary tools, equipment, and supplies.
(b) Position antenna gasket and antenna over installation holes and insert washers and
screws.
(c) Loosely install the antenna with washers and nuts.
(d) Route antenna cable up through installation hole and connect cable to antenna connector.
(e) Place the antenna ground wire terminal ring on the forward mounting screw and secure
both antenna-mounting screws.
Description P/N or Spec. Supplier Purpose
Adhesive/Sealant C850A 151-
8275
Sherwin Williams Weather Sealant