Maxon BMR-35, Руководство по обслуживанию

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11921
Slauson
A
ve.
Santa
Fe
Springs,
CA.
90670
(800)
227-41
16
FA
X
(888)
771-7713
PAGE 38
PLATFORM WILL NOT UNFOLD
“A” PORT FLOW
CONTROL VALVE
1.
The flow of hydraulic oil may be restricted. Check the following:
a. OLD STYLE PUMP, turn the “A” Port Flow Control Valve nearest the
Reservoir in a counter-clockwise direction to open the valve.
b. NEW STYLE PUMP, adjust the “O” Pressure Relief Valve to open the valve.
OLD STYLE PUMP NEW STYLE PUMP
“O” PRESSURE
RELIEF VALVE
“A” SOLENOID
VALVE
1/4”
2.
Check the “A” Solenoid Valve Coil for power.
Place a screwdriver about 1/4” from the “A”
Solenoid and energize the unit. If the screwdriver
is not drawn to the energized solenoid the
solenoid must be repaired or replaced.
3.
Remove the Valve Coil from the Valve
Cartridge. Using a paper clip, push on the
Plunger inside the Valve Cartridge. It should
move freely approximately 1/8”. Inspect O-Ring
and wash the Cartridge in solvent to remove any
foreign substances inside the Cartridge. If
Plunger still does not move freely (approx. 1/8”),
then replace the Valve Cartridge.
VALVE
COIL
VALVE CARTRIDGE
4.
Check the folding pivot points for damage or corrosion. Steam clean if
necessary. Replace bushings if necessary.