TM-9-2815-224-34-P
ENGINE, DIESEL:8-CYLINDER TURBOCHARGED, DETROIT DIESEL CORPORATION MODEL 8V92TA
DIRECT SUPPORT AND GENERAL SUPPORT MAINTENACE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST
JANUARY 1988
TM-9-2815-224-34-P - Page 173 of 554
TM 9-2815-224-34&P
Piston and Connecting Rod Maintenance Instructions (Cont)
6-3. PISTON REPAIR.
This task covers:
a. Disassemble y
c. Assembly
b. Cleaning/Inspection
d. Follow-on Maintenance
INITIAL SETUP
Models
Personnel Required
All
MOS 63W, Wheel vehicle repairer
Test Equipment
References
Spring scale
None
Special Tools
Equipment Condition
Tool, piston pin retainer J23762
Gage set, piston J3174-02
TM or Para
Condition Description
Gage, crown, piston J25397
Para 6-2
Piston, connecting rod and
Gage, piston groove J24599
liner removed.
Leak detector set J23987-01
Special Environmental Conditions
Supplies
None
Solvent, dry cleaning, Item 60, Appendix C
General Safety Instructions
Oil, lubricating, Item 48, Appendix C
Compound, international, No. 2, Item 26,
None
Appendix C
Level of Maintenance
Tags,
identification, Item 61, Appendix C
General Support
Brush, paint, oval 1-1/4 in. (32 mm) size 12,
Item 10, Appendix C
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
a. Disassembly.
Place connecting rod (1) in vise
with soft jaws.
Remove three upper piston
rings (2) using piston ring
remover and installer. Remove
four lower piston rings (3) by
hand.
Remove oil ring expander (4)
from each lower piston ring
groove.
Punch hole in two piston pin
retainers (5). Remove both
retainers.
Loosen two screws (6).
Remove connecting rod (1) and
piston (7) from vise.
Remove two screws (6) and two
spacers (8).
NOTE
Matchmark connecting rod before removal.
Remove connecting rod (1) from piston (7).
TA357429
6-7
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