Goldacres G6 Crop Cruiser 2 Series Operator's Manual page 163

Loosen the locknut and adjust the pressure with the
Pressure Reducing Valve (8).
5 Once pressure has built up fully, use the
Pressure Reducing Valve (5) to set the
pressure higher or lower as necessary.
Loosen the lock nut, then wind the
Pressure Reducing Valve (5):
• IN to increase pressure or wind it
• OUT to decrease pressure.
Target pressure for:
- 36 metre boom is 100 Bar
- 42 metre boom is 115 Bar.
6 Re-tighten the locknut on the Pressure
Reducing Valve (5) once the pressure is
set.
Setting the Bi-Fold Breakaway Pressure is a 2 person job
- one person is required to hold the boom fold-out switch
to keep the circuit pressurised while the another person
adjusts the pressure.
GA8701177 REV 2 APRIL 2022
Loosen the locknut and adjust the breakaway return speed
with the Breakawy Speed Valve (9).
7 Use the 'Breakway Speed Valve' (9) to set
the breakaway return speed:
• Fully open (counterclockwise) will set
maximum speed.
• Fully closed (clockwise) will set
minimum speed.
8 Re-tighten the locknut on the Breakway
Speed Valve (9) once the speed is set
9 Shut down the engine, remove the
pressure gauge and refit the cap.
DO NOT operate the Cruiser with the Breakaway Speed
Valve fully closed. The valve must be positioned at least
one (1) turn open.
If the Breakaway Speed Valve is fully closed when
operating, excess stresses will hit the boom structure
eventually causing structural failure.
Boom Settings – Service
Slightly loosen the hydraulic hose fitting on a breakaway
cylinder (approximately one full turn).
To Purge Air from the Bi-Fold
Breakaway Hydraulic Circuit:
This procedure is typically only necessary
when the bi-fold breakaway hydraulic circuit
has been opened, such as when replacing a
component eg, a hose or fitting.
1 Follow the 'Before Making Boom
Adjustments' instruction.
2 Slightly loosen the hydraulic hose fitting on
a breakaway cylinder (approximately one
full turn).
3 Place an oil catch container below the
loose fitting.
Loosen the locknut and adjust the Breakawy Bleed Valve
(8).
4 Press & hold the Bi-Fold OUT push button
in cabin to supply high pressure to the
cylinders. Continue for 30 seconds.
Beware of the dangers of loose fittings and
high pressure oil. Ensure all persons are
clear before engaging oil pressure.
Release the Bi-Fold OUT push button and
5
re-tighten hose fitting.
6 Repeat steps above for the second side.
When purging air from bi-fold breakaway hydraulic circuits,
ensure all persons are clear of loose fittings & detached
hoses before engaging oil pressure.
Failure to follow these instructions may result in severe
injury.
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