TM-9-2350-261-20-3
CARRIER, M113A2, M577A2, M1064, M1068, M1059 AND M901A1
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL - VOLUME 3 OF 4
TM-9-2350-261-20-3 - Page 97 of 932
TM 9-2350-261-20-3
REPLACE DRIVER’S HATCH VISION BLOCK LOCKS AND SEALS
0444 00
THIS WORK PACKAGE COVERS:
Removal (page 0444 00-1).
Clean (page 0444 00-2).
Installation (page 0444 00-3).
INITIAL SETUP:
Maintenance Level
Unit
Tools and Special Tools
General Mechanic’s Tool Kit (WP 0780 00, Item 29)
Socket Wrench Set (WP 0780 00, Item 97)
Torque Wrench (WP 0780 00, Item 103)
Torque Wrench (WP 0780 00, Item 104)
Materials/Parts
Adhesive (WP 0782 00, Item 4)
Cleaning compound solvent (WP 0782 00, Item 16)
Rubber seal
Spring pin
Personnel Required
Unit Mechanic
Equipment Condition
Engine stopped (see your -10)
Carrier blocked (see your -10)
Ramp lowered (see your -10)
Vision block removed (see your -10)
REMOVAL
NOTE
There are six vision block locks and four seals on the driver’s hatch. Task is for one lock and
seal.
Driver’s center vision block is held in place by two thumbscrews mounted on the warning
light panel.
Steps 1 - 4 apply to all carriers except M1064.
1.
Remove thumbscrew (1) from arm (2).
2.
Remove spring pin (3) from arm (2). Discard pin.
3.
Remove arm (2) and washer (4) from hull bracket.
4.
Scrape seal (5) from vision block opening.
044400-1
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