Greensmaster 3300/3400Hydraulic System Page 5 -- 54
Adjustments
Adjust Manifold Relief Valves
Boththeliftandmowcontrolmanifoldincludeanadjust-
able relief valve. If adjustment of either of these valves
is necessary, follow the following procedure.
NOTE: Do not remove relief valve from the hydraulic
manifold for adjustment.
WARNING
Never adjust the relief valve with the hydraulic
system pressurized. Hydraulic oil may spray out
of the valve when the cap is off. Personal injury
mayresult. Alwaysinstalland tighten thecapbe-
fore pressurizing the system.
1. Locate relief valve on control manifold.
2. Remove cap on relief valve with an allen wrench.
3. To increase pressure setting, turn the adjustment
socket on the valve in a clockwise direction. A 1/8 turn
on the socket will make a measurable change in relief
pressure.
4. To decrease pressure setting, turn the adjustment
socket on the valve in a counterclockwise direction. A
1/8 turn on the socket will make a measurable change
in relief pressure.
5. Install and tighten cap on relief v alve.
6. Recheck relief pressure and readjust as needed.
Figure 32
1. Relief valve cap 2. Adjustment socket
2
1
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