Skyjack SJ82 T Service Manual

248
SJ82 T, SJ86 T
229040ABA
Section 5 – Procedures Manifolds and Hydraulic Pumps
5.8-5 Turret Rotate Relief Valve
Adjustment
1. Locate the GP2 port
1
on the main manifold.
2. Connect a pressure gauge (5000 psi) to the GP2
port.
OR1
RV1
V5
V4
RV2
CV1
V7
V6
OR2
RV4
CV4
DSV2
CV5
DSV1
DSV3
GP2
RV3
SV3
Main Manifold
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 basket will
not contact the ground.
5. Engage the turret transport lock.
6. Attempt to rotate the turret. The pressure should
be 1250 psi. Follow the next steps for adjusting
the pressure, if needed.
7. Locate the turret rotate relief valve RV2
2
.
8. Loosen the lock nut on the turret rotate relief
valve RV2. 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 RV2 once 1250 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.
5.8-6 Platform Level Relief Valve
Adjustment
1. Locate the GP2 port
1
on the main manifold.
2. Connect a pressure gauge (5000 psi) to the GP2
port.
OR1
RV1
V5
V4
RV2
CV1
V7
V6
OR2
RV4
CV4
DSV2
CV5
DSV1
DSV3
GP2
RV3
SV3
Main Manifold
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 basket will
not contact the ground.
5. Fully raise or lower the platform level and check
the reading on the gauge. The pressure should
be 3000 psi. Follow the next steps for adjusting
the pressure, if needed.
6. Locate the platform leveling relief valve RV3
2
.
7. Loosen the lock nut on the platform level relief
valve RV3. 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 RV3 once 3000 psi is observed on the
gauge. You must fully raise or lower the platform
level to activate a pressure reading on the
gauge.
1
2
2
1
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Skyjack SJ82 T Specifications

General

Brand	Skyjack
Model	SJ82 T
Category	Boom Lifts
Language	English