S 014-005
(3)
Do this task to remove the left WXR R/T from the E30 rack: Weather Radar Receiver/Transmitter Removal (AMM 34-43-02/401).
S 014-006
(4)
Do this task to remove the right WXR R/T from the E30 rack: Weather Radar Receiver/Transmitter Installation (AMM 34-43-02/401).
S 014-007
(5)
Do this task to remove the main static inverter from the E30 rack: Main Static Inverter Installation (AMM 24-29-01/401).
S 024-009
(6)
Remove the R/T mount:
(a) Disconnect the air hose clamps attached to the R/T mount.
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(b) Remove the air hose from the right air inlet on the R/T mount.
(c) Remove the air hose from the left air inlet on the R/T mount.
(d) Disconnect the electrical connector DB139 from the waveguide
switch.
(e) Disconnect all ten electrical connectors on the AEO 302
disconnect panel connected to the R/T mount.
(f) Remove the four screws, washers and a gasket that attach the
waveguide section 5 to the waveguide switch.
(g) Remove the six screws and locknuts that connect the E30-1 upper
shelf to the E30 rack.
CAUTION: BE CAREFUL TO PREVENT ACCIDENTAL DAMAGE TO THE WIRE
_______ BUNDLES ON THE E30-1 UPPER SHELF. WHEN YOU REMOVE THE E30-1 UPPER SHELF FROM THE E30 RACK, DAMAGE TO THE WIRES CAN OCCUR.
(h)
Carefully remove the E30-1 upper shelf from the E30 rack.
(i)
Remove the four screws and washers and a gasket from the right feeder waveguide at the waveguide switch.
(j)
Remove the four screws and washers and a gasket from the right feeder waveguide at the R/T mount.
(k)
Remove the right feeder waveguide.
(l)
Remove the four screws and washers and a gasket from the left feeder waveguide at the waveguide switch.
(m)
Remove the four screws and washers and a gasket from the left feeder waveguide at the R/T mount.
(n)
Remove the left feeder waveguide.
(o)
Remove all ground wires from ground terminal GD138 on the R/T mount using an insertion/extraction tool. (SWPM 20-20-11)
NOTE: Use the insertion/extraction tool for a Burndy terminal
____ block with part number YHLZG8-1.
(p) Remove all ground wires from ground terminal GD140 on the R/T mount using an insertion/extraction tool. (SWPM 20-20-11)
NOTE: Use the insertion/extraction tool for a Burndy terminal
____ block with part number YHLZG8-1.
(q)
Remove the two top and two bottom screws,nuts and washers that attach connector DB138 to the R/T mount.
(r)
Carefully remove connector DB138 from the R/T mount.
(s)
Remove the two top and two bottom screws,nuts and washers that attach connector DB140 to the R/T mount.
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(t)
Carefully remove connector DB140 from the R/T mount.
(u)
Identify connectors DB138 and DB140 for installation.
(v)
Remove the eight screws, washers and nuts which attach the R/T mount to the E30-1 upper shelf.
S 024-062
(7)
Put a cover on the waveguide switch that is lint free for protection of the waveguide flanges and electrical connector.
S 024-063
(8)
Put a dust cap on waveguide section 5.
S 024-064
(9)
Put a cover over connector DB138 that is lint free for protection of the electrical and waveguide sections.
S 024-065
(10)
Put a cover on connector DB140 that is lint free for protection of the electrical and waveguide sections.
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本文链接地址：747-400 AMM 飞机维护手册 导航 NAVIGATION 2(143)
