System Lift And Pressure Adjustment; System Relief Pressure Adjustment; Lift Pressure Adjustment - Skyjack 6832RT Maintenance And Parts Manual

5.3 System Lift and Pressure Adjustment

All adjustments must be made with a Calibrated
Hydraulic Gauge. Refer to the Serial Number
Nameplate located on the rear of the machine for
System and Lift Pressure values.
ystem Relief Pressure Adjustment
1. Locate the Right Steer Hydraulic line at the
ain anifold. (Refer to Hydraulic
Component and Port Identification found in
SECTION 3 for location.)
2. Tee in a Calibrated 3000 PSI Gauge into the
Right Steer line.
3. Remove the Operator's Control Box from the
guardrail and disconnect it from the Scissors
Control Cable.
4. Locate the Electrical Panel Cable Plug in the
Hydraulic/Electric Cabinet.
5. Disconnect the Scissors Control Cable and
connect the Operator's Control Box Cable.
6. At the ain anifold, loosen the locknut on the
System Relief Valve (R1). (Refer to Hydraulic
anifold Component and Port Identification
found in SECTION 3 for location.)
7. Select "DRIVE" position with the Lift/Drive Select
Switch on the Platform Control Box.
8. Engage Steer Right Switch on the top of the
Controller Handle and hold.
9. Check the reading on Pressure Gauge. Adjust
the System Relief Valve (R1) to the pressure
listed on the Serial Number Nameplate.
Turning the stem on the Relief Valve
clockwise increases pressure. Turning
the stem counter-clockwise decreases
pressure.
10. Release the Steer Switch and retighten the
locknut on the System Relief Valve (R1).
11. Remove the gauge from the Steer line.
ECTION 5, Page 10
NOTE

Lift Pressure Adjustment

Fully lower the platform.
1. Locate the Lift line coming out of the
anifold. (Refer to Hydraulic
Component and Port Identification found in
SECTION 3 for location.)
anifold
2. Open the
platform fully lowered. Remove the Lift line from
the
3. Install a 3000 PSI Gauge into the Lift line port
fitting on the
going to the Lift Cylinders.
4. Loosen the locknut on the Lift Relief Valve
(R2). (Refer to Hydraulic
and Port Identification found in SECTION 3 for
location.)
5. Close the
Base Controls in the Hydraulic/Electric Cabinet,
depress and hold the Up Push-Button Switch.
6. Observe the reading on the gauge. Adjust the
Lift Relief Valve (R2) to the pressure listed on
the Serial Number Nameplate.
Turning the stem on the Relief Valve
clockwise increases pressure. Turning
the stem counter-clockwise decreases
7. Release the Up Push-Button and retighten the
locknut on the Lift Relief Valve (R2).
8. Remove the gauge from the Lift line port fitting
and reinstall the Lift line.
Ensure machine does not lift more than
rated load.
WARNiNG
anual Lowering Valve with the
ain anifold.
ain anifold. Plug the Lift line
anifold Component
anual Lowering Valve. Using the
NOTE
pressure.
WARNiNG
JRT Compact
ain
anifold
eries
129946