Skyjack SJ46 AJ+ Service Manual

264
229042ABA SJ46 AJ+, SJ46 AJ, SJ51 AJ
Section 5 – Procedures Manifold and Hydraulic Pumps
5.9-4 Turret Rotate Relief Valve
Adjustment
1. Locate Test Port 5
1
on the main manifold.
2. Connect a pressure gauge (345 bar / 5000 psi)
to Test Port 5
1
.
2
1
3. Start the engine from the base control console
and let it run for 2-5 minutes.
4. Raise the main boom to ensure the platform will
not contact the ground.
5. Engage the turret transport lock.
6. Attempt to rotate the turret. The pressure should
be 124-131 bar (1800-1900 psi). Follow the next
steps for adjusting the pressure, if needed.
7. Locate the turret rotate relief valve RV7
2
.
8. Loosen the lock nut on the turret rotate relief
valve RV7
2
. Turn the adjusting stem clockwise
to increase the pressure, and counterclockwise
to decrease the pressure.
9. Tighten the lock nut on the turret rotate relief
valve RV7
2
once 86 bar 124-131 bar (1800-
1900 psi) is observed on the gauge. You must
activate the turret rotate to obtain a pressure
reading on the gauge.
10. Disengage the turret transport lock.
5.9-5 Platform Level Relief Valve
Adjustment
1. Locate the Test 5 Port
1
on the main manifold.
2. Connect a pressure gauge (345 bar / 5000 psi)
to Test Port 5
1
.
3
1
3. Start the engine from the base control console
and let it run for 2-5 minutes.
4. Raise the main boom to ensure the platform will
not contact the ground.
5. Fully raise or lower the platform level and check
the reading on the gauge. The pressure should
be 207 bar (3000 psi). Follow the next steps for
adjusting the pressure, if needed.
6. Locate the platform leveling relief valve RV9
3
.
7. Loosen the lock nut on the platform level relief
valve RV9
3
. Turn the adjusting stem clockwise
to increase the pressure, and counterclockwise
to decrease the pressure.
8. Tighten the lock nut on the platform level
relief valve RV9
3
once 207 bar (3000 psi) is
observed on the gauge. You must fully raise or
lower the platform level to activate a pressure
reading on the gauge.
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Skyjack SJ46 AJ+ Specifications

General

Brand	Skyjack
Model	SJ46 AJ+
Category	Boom Lifts
Language	English