TM 11-7025-221-20
2-20. Power Supply Replacement Instructions.
This task covers:
b. Installation
a. Removal
Equipment Condition
INITIAL SETUP
Notify local users and remote TD-1337(V)/G(s)
Applicable Configurations
that your TD-1337(V)/G is being turned off
All models
for maintenance.
Tools
General Safety instructions
Hex socket wrench, 3/8-inch opening
..
None.
Torque wrench with 3/8-inch socket
Personnel Required: 1
Tactical Satellite Microwave System Operator
MOS 26Q
Remarks
Action
Location/Item
Removal
Set to OFF
1. POWER CB (1)
Turn counterclockwise to loosen.
Loosen
2. 8 fasteners (2)
Use handles (3) and pull TD-1337(V)/G
Extend
3. TD-1337(V)/G
out of rack until locks (4) engage.
Turn counterclockwise to loosen.
Loosen
4. 16 fasteners (5)
Use handle (7) and lift power supply from
Remove
5. Power supply (6)
case.
Installation
Perform following checks and notify next
Inspect
6. Gasket (8)
higher level of maintenance of any prob-
lems.
1. Check that there are no rips, tears,
or missing chunks in gasket.
2. Check that bonded surface of gasket
has not pulled away from case.
Use handles (7) and lower evenly into
Install
7. Power supply (6)
case so that guide pins mate with align-
ment holes of case connector.
Loosely install all fasteners and then
8. 16 fasteners (5)
Tighten. Torque to 8 to 10 inch-
torque fasteners.
pounds.
Release locks (4). Use handles (3) and
Close
9. TD-1337(V)/G
push TD-1337(V)/G into rack.
Tighten
10. 8 fasteners (2)
If indicators do not light, refer
Set to ON. Check that POWER
11. POWER CB (1)
to troubleshooting.
AC and DC indicators are lit.
2-40
