TESTS, INSPECTIONS, AND ADJUSTMENTS - CONTINUED
MAIN CONTROL VALVE TEST AND ADJUSTMENT - CONTINUED
Main Control Valve Test and Adjustment.
DO NOT disconnect or remove any hydraulic system line or fitting unless engine is shut down
and hydraulic system pressure has been relieved. Tighten all connections before applying pres-
sure. Escaping hydraulic fluid under pressure can penetrate the skin causing serious injury.
At operating temperature, hydraulic oil tank is hot. Allow hydraulic oil to cool before discon-
necting any hydraulic lines. Failure to do so could result in injury.
Operate control levers in cab to relieve any pressure in hydraulic system.
Hydraulic fluid is very slippery. Immediately wipe up any spills. Failure to follow this warning may result in
injury to personnel.
Ensure that fluids are contained
during performance of inspec-
adjusting and repair of the
machine. Be prepared to collect
the fluid with suitable contain-
ers before opening any compart-
ment or disassembling any
component containing fluids.
Dispose of all fluids according
to local regulations and man-
Remove protective cap from test port on inlet
tube of control valve.