TM 9-4910-698-14&P
GENERAL OPERATING INSTRUCTIONS
Graduated adjusting Wheel (ITEM 8) has fifty (50) graduations. Each
1.
mark is equal to .OO1 of an inch, in up or down motions. When
additional leverage is required, a 3/4" wrench can be applied
to the hex on the operating wheel.
Wing nuts (ITEM 17), when positioned perpendicular to the
2.
handle (ITEM 9) limit its stroke and when positioned parallel
to the handle, allows it to pass.
Lower platform (ITEMS 2, 3 and 15) can be moved to any height
3.
desired by rotating the pulleys (ITEM 2). The belt (ITEM 15)
simply keeps the platform level. If it becomes necessary to
relevel the platform remove the belt, rotate the pulleys up
or down to the nuts (ITEM 16) and replace the belt.
All mounting adapters, fuel connections, etc. are listed on
4.
the charts attached to these instructions, with their respec-
tive engine makes, models, tests and part numbers. All mount-
ing adapters are placed on the upper platform (ITEM 6).
By properly positioning the lower platform, handle assembly
5.
and graduated wheel all injectors shown on the following
charts can be accomodated.
SPECIAL OPERATING INSTRUCTIONS
GENERAL MOTORS
See chart for proper apparatus and General Motors manual for pro-
cedures on all standard tests. The plunger and bushing tests are
as follows: Select proper holding nut,and bushing adapter from
chart. Place bushing adapter on lower platform; set holding nut
on bushing adapter, with smaller diameter up. Remove nut, check
valve, etc., from Injector. Feed injector through upper platform
into bushing adapter. Thread holding nut on injector. Adjust
lower platform accordingly. Tighten holding nut with wrench
(ITEM 21). Adjust handle and operating wheel to obtain plunger
to bushing relationship desired.
CUMMINS
See chart for proper apparatus and Cummins Manual for procedures
on all standard tests. The drip hose is used between the injector
and the pump reservoir filler hole. The hold down sleeves are used
to hold the injectors securely in place while having the injector
plunger off its seat. The hold down sleeves are also used as a
socket between the top of the injector and the operating wheel
screw, by threading the hold down sleeve nut in. With the hold
down sleeve not in this position, the plunger can be bottomed for
the seat test. The tip cap assembly is used on all plunger leakage
and seat tests. This assembly Is used on the lower platform and
the platform is positioned accordingly.
HARVESTER AND MURPHY
See chart for proper apparatus and manufacturers' manuals for
standard procedures.
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