Maintenance
75
6.
TURN the tailgate relief valve adjustment screw clockwise until it stops using an Allen key.
Figure 3-46 Main relief valve - arm and body directional control valve
Figure 3-47 Tailgate section front relief valve
7.
7 a.
REMOVE the cap from the relief valve, LOOSEN the locknut and TURN the adjustment
screw OUT to decrease pressure.
7 b.
Once completed, TIGHTEN BACK the locknut.
8.
START the truck and ENGAGE the pump.
9.
While a helper is pulling the tailgate lever outward ADJUST the main relief valve pressure on the
arm and body hydraulic pump (see Figure 3-48). To do so:
9 a.
LOOSEN the locknut.
9 b.
TURN the adjustment screw IN to RAISE PRESSURE.
The pressure should be set at 3000
psi.
9 c.
Once completed, TIGHTEN BACK the locknut and PUT BACK the cap.
Move lever
outward
Summary of Contents for ALLEY -GATOR RIGHT-HAND
Page 1: ...ALLEY GATOR RIGHT HANDTM MAINTENANCE MANUAL...
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Page 16: ...6 Introduction...
Page 38: ...28 Safety...
Page 104: ...94 Maintenance Figure 3 69 Packer choke valve w cap w o cap Adjustment screw Valve with cap...
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