Page 24 | Stellar
®
96-10-24 Shuttle Owner’s Manual
Set System Relief Pressure
1. Engage the PTO. Run the PTO at 1200 RPM.
2. Push the lever labeled ‘lift’ until the boom bottoms out. Keep pushing the lever forward
until the pressure is set.
3. Locate the main relief valve and release the jam nut using a 13 mm wrench:
4. Adjust the system relief pressure using 4 mm allen wrench (See chart on previous page).
Clockwise increases pressure, counter clockwise decreases pressure:
5. Once system pressure is set, tighten the jam nut to lock system pressure. Permanent
thread lock should not be used:
6. Release all functions and disengage the PTO. Snap tamper cap into position over the
jam nut. The break away clip will be destroyed if the cap is removed.
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