5.8 HYDRAULIC TEST PORTS ______________________________________________
Check the hydraulic system pressures with the service ports that are supplied.
The hydraulic oil must be at the normal temperature of the engine, unless specified at a different temperature.
TEST PORTS:
1. Charge pressure: 20 Bar ± 2 Bar
2. Forward traction pressure, engine
running, no drive. Should balance
charge pressure constant 250 Bar,
Peak 280 Bar
3. Reverse traction pressure (plugged
port). Engine running, no drive,
should balance charge pressure,
maximum 210 Bar, peak 250 Bar:
NOTE: Only trained personnel must service the hydraulic system.
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