TM-9-2815-200-35

ENGINE, WITH CONTAINER:TURBOSUPERCHARGED, DIESEL ,FUEL INJECTION ,90-DEGREE “V” TYPE, AIR - COOLED ,12 - CYLINDER , ASSEMBLY ;MODELS AVDS-1790-2M (2815-856-4996), AVDS-1790-2A AND AVDS-1790-2AM (2815-856-9005)

TECHNICAL MANUAL; DIRECT SUPPORT, GENERAL SUPPORT AND DEPOT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LISTS

TM-9-2815-200-35 - Page 362 of 779

Note. After new valve guides are installed,

they must be reamed to specified size to assure

proper clearance between valve guide and valve

stem.

(b) Install the reamer bushing - 4910-

795-7950 into intake valve seat as shown in

figure 6-61. Use hand reamer - 5110-708-3698

to rough ream and hand reamer - 5110-70 8

3699 to finish ream intake valve guides as shown

in figures 6-61 and 6-62. The exhaust valv e

guides may be reamed in a similar manner using

reamer bushing - 4910-795-7957, rough hand

reamer - 5110-708-3696, and finish han d

reamer 5110-708-3697.

Figure

6-61.

Intake valve guide hand reamer - 5110-708-3698 or

5110-708-3699 and reamer bushing - 910-795-7950

positioned in cylinder head-sectional view.

6-6 8