ENGINE COMPRESSION CHECK.

TM 9-2815-224-34&P

Engine Tune-Up Instructions (Cont)

19-11. ENGINE COMPRESSION CHECK.

This task covers:

a. Compression Check

b. Follow-on Maintenance

INITlAL SETUP

References

Models

None

Ail

Equipment Condition

Test Equipment

None

condition Description

TM or Pam

Engine brake retarder

Special Tools

removed.

Gage, cylinder compression J7334-04

Wrench, fuel line J-8932-01

Special Enwvironmental Conditions

None

Supplies

None

General Safety Instructions

None

Personnel Required

MOS 63W, Wheel vehicle repairer

Level of Maintenance

Direct Support

a. compression Check.

(1) Start engine and run until normal operating temperature is reached.

(2) Stop engine. Remove fuel pipes (1 and 2) from injector (3) and fuel connectors (4).