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Troubleshooting Guide
Hydraulic Pressure Test
6
6-23
HD-R04doc041910
Troubleshooting Guide
6.11 Hydraulic Pressure Test
To check hydraulic pressure:
1.
Disconnect power from the pump by moving the saw head forward until it no longer con-
tacts the power strip.
2.
Locate the loading arm port fitting on the hydraulic valve body. Disconnect the hydraulic
hose from the fitting and install a gauge to the fitting.
NOTE:
Installing the gauge at the
loading arm fitting port will insure the pressure reading is not affected by a relief valve.
WARNING!
Wear safety goggles and keep people away
from area when performing this procedure. Check gauge
fitting connection for leaks before activating the hydraulic
valve levers. Carefully activate the lever and watch for
leaks. Fix any leaks before proceeding. Highly pressurized
fluid escaping through a leak may cause serious injury.
See Figure 6-6.
FIG. 6-6
Hydraulic
Pressure
Gauge
Loading Arm
Control Lever
Relief Valve
Adjustment Screw
HD0140-2