Manitowoc Grove TMS700E Service And Maintenance Manual page 58

HYDRAULIC SYSTEM
7767
LS Relief Valve Adjustment: Turn Screw
Clockwise To Increase Pressure.
Procedure for Checking Outrigger Selector
Valve Relief Pressure
NOTE: "When checking the outrigger relief valve setting,
start with the engine at idle RPM and activate and
Outrigger Circuit Relief:
Remove cap, loosen jam nut
and turn stem in (CW) to
increase or out (CCW) to
decrease pressure.
6783-1
2-26
1.
2.
3.
Procedure for Checking the Air
Conditioning Circuit Relief Valve Pressure
1.
2.
FIGURE 2-11
3.
Published 01-29-2015, Control # 512-01
TMS700E SERVICE MANUAL
hold the extend switch. Then slowly accelerate the
engine to the specified RPM. Read gauge and
make adjustment as required.
Remove cap and install pressure gauge on outrigger
selector valve pressure check port labeled GP (see
Figure 2-12).
With the boost switch off and the engine running at full
RPM, press the extend switch and adjust the outrigger
selector relief valve to 228 ± 4 bar (3300
Remove pressure gauge from outrigger selector valve
and reinstall cap.
Disconnect hose assembly at motor port P, coming from
port A of flow divider (Figure 2-13). Install a pressure
gauge on port GP of the flow divider.
Run the engine at 1000 rpm. Adjust the air conditioning
flow divider relief (see Figure 2-14) to 104 ± 4 bar (1500
± 50 psi). Hold adjustment with jam nut. If this step
needs to be repeated, make sure pump is not hot to the
touch. If it is, allow to cool before proceeding.
Remove pressure gauge and reconnect the pressure
line.
± 50 psi).
(Back Side)
Pressure Check Port GP
FIGURE 2-12