TM 9-4935-294-15/2
1-Cover, side-7923028
21-Screw, machine, pan hd, no. 4-40, 1/4
2-Screw, machine, flat-counter-sunk hd, no.
in. Ig, UNC-2A-MS-35206213
632, 3/8 in. Ig, UNC-2A-MS35190-236
22-Washer, flat-MS27183-3
3-Bracket assy, connector, X-band -7923061-
23-Washer, lock, split, helical, no. 4-
3
MS35338-40
4Screw,machine,flat-counter-sunk hd, no. 6-
24-PC board assy-shaping network, X-band-
32, 7/16 in. Ig, UNC-2A-MS35190-237
7923067-5
5-Bracket assy, connector, C-band-7923061-
25-Handle, bow, brass, nickel plated-
2
MS39087-5
6-Clamp, loop-plastic, wire support-M
26-Screw, machine, pan hd, no. 10-32, 1/2
S35281-10
in. Ig, UNF-2A--MS-35207-263
7-Nut, plain, hex, machine screw, no. 6-32,
27-Washer, lock, split, helical, no. 10-
UNC2B--MS4564-9-62
MS35338-43
8-Washer, lock, split, helical, no. 6-
28-Ferrule-10519305
MS35338-41
29-Panel, front (C- and X-band) -7923033
9-Washer, fiat-MS27183-5
30-Cable assembly, coaxial-7923-023-3
10-Tube, BWO, X-band-7923110
31-Cable assembly, coaxial-7923-029-2
11-Screw, machine, flat-counter-sunk hd, no.
32-Cable assembly, coaxial--7923-029-1
10-32, 3/8 in. Ig, UNF-2A-MS51960-63
33-Cable assembly, coaxial-7923--029-4
12-Tube, BWO, C-band-7923109
34-Harness-7923086
13-Screw, machine, pan hd, no. 10-32, i/8
35-Fastener, pawl, modified (and nut) -
in. Ig, UNF-2A-MS-51958-61
7923259
14-Coupler, directional, coaxial, C-band-
36-Knob, control, round, plastic, ribbed
7923081
gripping surface-MS-91528-ODIB
15-Screwmachine,fiat-counter-sunL hd, no.
37-Bearing, fianged-7923258
8-32, 1 1/4 in.lg, UNC-2A-MS35190-258
38-Counterassy,X-band-792-3056-5
16-Spacer-7923094
39-Screw, machine, pan hd, no. 6-32, 1/2
17-Coupler, directional, coaxial, X-band--
in. Ig, UNC-2A-MS-51957-30
7923082
40-Washer, nylon-7923098-1
18-Screw, machine, counter sunk hd, no. 8-
41-Counter assy, C-band-7923056-4
32, 3/8 in. Ig, UNC-2A-MS35190-251
42-Chassis, rf head-7923027-1
19-Washer, lock, split, helical, no. 8-
MS35338-42
20-PC board assy, shaping network, C-band-
7923067-4
sing the coaxial cable connector and X-band directional
accessible and in a convenient position for further
coupler (17).
disassembly.
(11) Disconnect coaxial cable connector from X-
(6) Unsolder and remove red harness lead from
band directional coupler (17) and remove X-band BWO
terminal 2 of dispersion PC board assembly (refer to 1,
tube (10).
fig. P23).
c. Replacement of C-Band BWO Tube 7923109.
(7) Remove male connector contacts 7, 16, and
(1) Obtain replacement BWO tube, unpack and
19 (refer to 13, fig. 4-23) from X-band connector (refer
inspect for possible shipping and/or handling damage. If
to 10, fig. 423). Follow applicable procedures outlined
BWO tube is in satisfactory condition, proceed with the
in g (1) below.
installation. Perform installation procedures in a location
(8) Remove connector from C-band BWO tube
free from possible magnetic fields. Use a work surface
(12, fig. 4-20) to directional coupler (14).
that is nonmagnetic.
(9) Remove four screws (11) from X-band BWO
(2) Remove protective cover from the output
tube (10) support brackets.
connector.
Caution. The coaxial cable from BWO tube (10) to
(3) Obtain three replacement male connector
X-band directional coupler (17) has not been
contacts 7923076. Obtain installation and crimping tool
disconnected.
7919871.
(10) Carefully slide X-band BWO tube (10) as far
as possible from the rf head chassis (42) and hold in that
position,
thus
expo-
Change 1 4.2
