TM 11-5820-890-30-4
3-37. REPLACEMENT OF RESISTOR MOUNTING BRACKET.
Tools:
Cross tip screwdriver, #0 point
3/16-inch nutdriver
Adjustable wrench
References:
Paragraph 3-26 for removal and installation of test adapter from maintenance group lid.
Figure 3-12 for illustration of resistor R3 and mounting bracket.
ITEM
ACTION
REMARKS
REMOVAL
a. Two screws (75), flat
washers (4), and hex
nuts (5)
b. Resistor R3 (74)
c. Switch S12 (11)
d. Two nuts (28) and flat
washers (29)
e. Resistor R3 mounting
bracket (73)
INSTALLATION
f. Resistor R3 mounting
bracket (73)
g. Two nuts (28) and flat
washers (29)
h. Switch S12 (11)
i.
Hex nut and Iockwasher
j.
Resistor R3 (74)
k. Two screws (75), flat
washers (4), and hex
nuts (5)
Use #0 point cross tip screwdriver and
3/16-inch nutdriver. Remove and retain
two screws, flat washers, and hex nuts
securing resistor R3 (74) to mounting
bracket (73). See figure 3-12 (sheet 3).
Remove and retain from mounting bracket.
Note position of switch. Use adjustable
wrench. Remove and retain hex nut and
Iockwasher securing switch to test adapter.
Remove and retain switch.
Use adjustable wrench. Remove and retain
two nuts and flat washers securing mounting
bracket (73) to chassis studs.
Remove and discard mounting bracket from
chassis (67).
Place replacement mounting bracket on
chassis (67) and aline mounting holes with
chassis studs.
Use adjustable wrench. Install and tighten
two retained nuts and flat washers secur-
ing mounting bracket to chassis studs.
Insert retained switch into test adapter so
that tab of washer fits into hole in back of
test adapter front panel.
Use adjustable wrench. Install and tighten
retained Iockwasher and hex nut on switch
securing it to front panel.
Install on mounting bracket.
Use #0 point cross tip screwdriver and
3/16-inch nutdriver. Install and tighten
two retained hex nuts and flat washers
on two screws securing resistor to mount-
ing bracket.
These were removed in
step d.
These were removed in
step c.
This was removed in
step b.
These were removed in
step a.
3-107
