TM 9-2520-272-34&P
3-8. MANDATORY REPLACEMENT PARTS
Replace parts that may be deformed during use or damaged during removal. SUCH ITEMS
SHOULD BE DISCARDED WHEN THEY ARE REMOVED. Replacement items used in
reassembly must be new.
The following parts will be replaced each time they are removed in transmission disassembly:
• Gaskets
• Preformed packings
• Oil seals
• Lockstrips
• Tab washers
• L o c k n u t s
Mandatory Replacement Parts in Event of Metal Contamination. In addition to standard
replacement parts listed above, the following MINIMUM repair and replacement must be
performed in all cases of metal contamination:
• Replace the hydrostatic pump and motor.
• Replace the control valve assemblies.
• Replace the bevel gear assembly, including all oil pumps
• CLEAN AND INSPECT ALL PARTS; replace parts as necessary.
3-9. PARTS REQUIREMENTS FOR PRELIMINARY PROCEDURES
The headings of maintenance tasks contain the reference PRELIMINARY PROCEDURE. The
PRELIMINARY PROCEDURE provides names and locations of other procedures to be
completed before you can start work on your assigned task.
When preliminary procedures are needed only to gain access to a work area, examine the items
in REPAIR PARTS and SUPPLIES of the preliminary procedure Select only the supplies and
parts needed to complete your work requirement.
3-10. LOCALLY FABRICATED SHOP AIDS
When a maintenance task includes an item to be fabricated, the item is listed under the heading
FABRICATED TOOLS. These fabricated shop aids are listed in Appendix D by the paragraph
number in which they are used.
3-11. REPAIR PARTS
Repair parts are listed and illustrated in Appendix B of this manual.
3-8
Para. 3-8
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