
TM 10-3930-660-10
0015 00-2
HYDRAULIC OIL SAMPLING VALVE SERVICE - CONTINUED 0015 00
HYDRAULIC OIL SAMPLING
1. Clean the hydraulic oil sampling valve (1).
2. Start the engine (WP 0005 00). Bring the hydraulic fluid to normal operating temperature (WP 0005 00).
3. With the engine running, place the travel select control lever in Neutral. Apply the parking brake.
4. Obtain the oil sample.
a. Remove the dust cap (2) on the hydraulic oil sam-
pling valve (1).
b. Attach an appropriate size hose to the valve, if
desired.
c. Place a clean container under the valve (1) opening
(or hose if used).
d. Push down or pull up on the lever (3) to drain
approximately one pint of oil prior to taking a sam-
ple. Release the lever (3) to close the valve (1).
e. Place a sample bottle under the valve opening (or
hose if used) and fill it to within 1/2 in. (12.7 mm)
from top. Cap the bottle immediately.
f. Install a dust cap (2) on the hydraulic oil sampling
valve (1).
g. Check oil and add oil if necessary (WP 0021 00).
END OF WORK PACKAGE
HYDRAULIC
OIL FILTER
1
2
3
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