TB-9-2350-277-40-P-4
CARRIER, COMMAND POST, FULL-TRACKED, ARMORED, M577A3; STANDARD INTEGRATED COMMAND POST SYSTEM (SICPS), M1068A3
TECHNICAL BULLETIN; INSTALLATION OF CREW II MODIFICATION KIT PART 4 OF 4
JUNE 2009
TB-9-2350-277-40-P-4 - Page 32 of 100
TB 9-2350-277-40&P-4
MODIFICATION PROCEDURES – Continued
0004 00
0004 00-4
NOTE
The 3-9/16 inch hole in the magnetic drill base plate/template must
align with 3-1/2 inch hole previously marked on hull roof. Minor
adjustments to position magnetic drill base plate/template may be
necessary.
2.
Position magnetic drill base plate/template (6) on rear hull roof. Measure 6-3/4 inches from the
rear edge of hull (3).
Measure 37-3/32 inches from the right hull edge (5).
NOTE
The magnetic drill base plate/template is 1 inch thick.
Marking the
drill for a maximum depth of 2-1/4 inches will prevent any break thru.
3.
Drill four holes (7) using a 5/16 inch drill bit to a maximum depth of 1-1/4 inches. DO NOT BREAK
THRU.
4.
Drill a pilot hole (8) using a 1/4 inch drill bit and magnetic drilling machine.
5.
Drill center hole (4) using a 3-1/2 inch saw drill bit and magnetic drilling machine.
6.
Tap four holes (7) using a 3/8 x 16 tap.
Tap holes to a minimum depth of 7/8 inch.
Figure 3.
Location for CREW II Cover Plate
7.
Paint drilled area to prevent corrosion. Reference TM 43-0139.
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