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 TM 1-6625-735-14
5.1.
SCOPE OF MAINTENANCE.
b. Remove two screws (74, Figure 5-2) fastening
circuit board assembly A1 (43) to guide assembly
The scope of corrective maintenance is to functionally
(72).
determine the malfunction area by performing the
troubleshooting procedures in Chapter 3, section II.
c. Pull out ejectors fastening circuit board assembly
Disassemble test set, stabilator system only as far as
A1 to guide assembly and remove circuit board
necessary to remove malfunctioning or damaged com-
assembly.
ponents using the procedures below.
d. Slide replacement circuit board assembly into
UPPER PANEL DISASSEMBLY.
guide assembly (72).
a. Remove 12 screws (1, Figure 5-1) fastening upper
e. Lock circuit board assembly into guide assembly
panel assembly (2) to carrying case (5).
by fastening ejectors.
b.
Remove upper panel assembly from case.
f. Install screws (74) fastening circuit board assem-
bly to guide assembly.
LOWER PANEL DISASSEMBLY.
g.
a. Remove 12 screws (3, Figure 5-1), fastening
lower panel assembly (4) to carrying case (5).
5.5. CIRCUIT
BOARD
ASSEMBLY
A2
REPLACEMENT.
b. Remove lower panel assembly from carrying
case.
a.
c. Remove six screws and washers (75, Figure 5-2)
b. Remove two screws (73, Figure 5-2) fastening
from bracket (76).
circuit board assembly A2 (44) to guide assembly
(72).
d. Remove four screws, washers, and nuts (45) from
bracket (76) and panel (1).
c. Pull out ejectors fastening circuit board assembly
A2 to guide assembly and remove circuit board
e.
Remove bracket (76).
assembly.
f. Remove 12 screws and washers (61) from bracket
d. Slide replacement circuit board assembly into
(54).
guide assembly (72).
g. Remove 20 screws and washers (52) from bracket
e. Lock circuit board assembly into guide assembly
(53).
by fastening ejectors.
h. Remove remaining screws and washers (51 and
f. Install screws (73) fastening circuit board assem-
68) fastening support assembly (46) to panel assem-
bly to guide assembly.
blies (50 and 70).
g.
i.
Fold down support assembly (46).
CIRCUIT
BOARD
ASSEMBLY
A1
REPLACEMENT.
REPLACEMENT.
a.
a.
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