TM-9-2815-202-34

ENGINE, DIESEL W/CONTAINER: MODEL 7083-7395, 7083-7396, 7083-7398 AND 7083-7399

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

FEBRUARY 1990

TM-9-2815-202-34 - Page 308 of 670

TM 9-2815-202-34

4-38. CYLINDER HEAD REPAIR (Cont)

CAUTION

Turn reamer only in clockwise direction, both when inserting and removing reamer.

Movement in opposite direction will dull cutting edges on flutes.

3.

4.

5.

6.

7.

Turn reamer (97) clockwise (withdraw reamer frequently to remove chips) until

lower shoulder of reamer contacts injector tube (93). Clean out all chips.

Rotate cylinder head to bottom up position. Insert pilot of cutting tool (98) into small

hole of injector tube (93).

Apply a few drops of cutting oil on tool (98). Using a socket and speed handle,

remove excess stock so lower end of injector tube (93) is from flush to 0.005 inch

below finished surface of cylinder head.

Install injector gage (99) in injector tube. Using dial indicator gage (100),

premeasure distance from fire deck to gage. Reading must be within +/-0.014 inch

of fire deck.

Wash interior of injector tube (93) to prepare for second reaming operation.

4-202