MWO-9-1290-365-20-1
MODIFICATION OF M93 PALADIN MUZZLE VELOCITY SYSTEM
MODIFICATION WORK ORDER
DECEMBER 2005
MWO-9-1290-365-20-1 - Page 4 of 12
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MWO 9-1290-365-20-1
TABLE 5. Special Tools
TOOL
SIZE
PART NUMBER
NSN
QTY
TORQUE WRENCH
0-50 IN LBS, 1/4 IN DRIVE
TQSC4FUA
1 EA
TORQUE WRENCH
0-150 IN LBS, 3/8 IN DRIVE
TE12FUA
1 EA
BIT SCREWDRIVER
#2 CROSSTIP
FP22E2
2 EA
SCREWDRIVER
#2 CROSSTIP
SSDP216
1 EA
ELECTRIC SCREWDRIVER
1/4 IN DRIVE, 3.6 VDC
VP730T
1 EA
TORQUE WRENCH
30-150 FT LBS, 1/2 IN
DRIVE
QC3R150
1 EA
SOCKET, SOCKET
WRENCH
3/4 IN 12 POINT 3.25 IN
LONG
GS241
1 EA
PLIERS, SLIP JOINT
CONNECTOR PLIERS
PWC52A
1 EA
BIT SCREWDRIVER
5mm HEX TIP
BNAE-5MM
2 EA
HOLDER, SCREWDRIVER
BIT
1/4 IN HEX TO 1/4 IN HEX
BIT
SDM11
1 EA
ADAPTER HEX OPENING
TO SQUARE OPENING
1/4 IN SQUARE TO 1/4 IN
HEX
TMBS8
1 EA
ADAPTER HEX OPENING
TO SQUARE OPENING
1/4 IN HEX OPENING, 3/8 IN
SQUARE DRIVE
FBS8
1 EA
10.
MODIFICATION PROCEDURES.
a.
REQUIREMENT:
At least one M109A6 Paladin SP howitzer platform in operational condition, 10-20
standards, prior to installation and testing of all M93 (Upgraded) transceivers at each location.
Perform initial
AFCS BIT, with original transceiver installed.
Data to be recorded for the old M93 and each new M93 on the
MVS installation data sheet located at appendix A.
Suspected M93 cable problems can be checked IAW
Chapter 3, TM9-1290-365-24&P.
Preferred installation would be done using a different howitzer for each
M93.
WARNING:
Remain at least 2 feet from radiating antennas of vehicle-mounted radios.
Antennas can
radiate harmful levels of radio frequency.
b.
INITIAL CHECK PRIOR TO REMOVAL:
(1)
Turn vehicle
MASTER
switch (1) to
ON
position.
(2)
Power up AFCS with existing M93 installed and note all data and faults on the provided data sheet.
(3)
Power down AFCS.
(4)
Turn vehicle
MASTER
switch (1) to
OFF
position.
c.
PROCEDURES FOR REMOVAL:
The M93 Paladin Muzzle Velocity System must be removed from the
howitzer in accordance with the following steps and figure 1:
(1)
Ensure that the vehicle MASTER switch (1) is in the
OFF
position.
(2)
Disconnect W92 power and data cable (5) from M93 radar antenna transceiver (2).
(3)
Remove antenna-mounting bracket (3) from howitzer mounting bracket (4) by unscrewing the hex
head mounting bolt (fig. 3, item 1) securing the two brackets together.
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