TM 5-3805-280-24-1
Tests
If laptop computer is not available, use the digital
pressure and temperature analyzer, and transducers,
or gauges.
a. Stop the engine.
b. Loosen vent plug (K) to release the air pressure in
hydraulic oil tank.
c. Install adapter (A) and male quick coupler to test
port on front pump (C) and rear pump (B). Connect
the analyzer and transducers or gauges.
2. Install the temperature probe on the hydraulic
tank-to-pump suction line. (See JT05800 Digital
Thermometer Installation in this group.)
3. Raise and lower boom to pressurize hydraulic oil tank.
4. Heat hydraulic oil to the specified temperature. (See
Hydraulic System Warm-Up Procedure in this group.)
Oil--Specification
Temperature ........................................................... 50 5C (120 10F)
9025
25
81
A--Adapter
B--Rear Pump
C--Front Pump
K--Vent Plug
Continued on next page
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