Figure 2-5. Lift plunger section relief valve adjustment.

(b) access to control valve by removing

(2) Adjust inlet section relief valve as follows.

(fig. 2-6.)

floor plate and control valve cover.

(a) Disconnect battery and discharge

capacitors (para 2-5).

hydraulic line between the control valve and the outlet

(b) Gain access to control valve by

port of the primary hydraulic pump.

Note. Insure that pressure gage is

removing floor plate and control valve cover.

calibrated for 2500 psi.

(d) Remove cap nut from adjusting

hose connection between the outlet port of the

secondary hydraulic pump and the inlet port of the inlet

screw and loosen locknut.

(e) directional control lever in neutral

section.

Note. Insure that pressure gage is

position.

(f) Connect battery connector and

calibrated for 2500 psi.

(d) Remove cap nut from adjusting

place key switch in ON position.

(g) Place and hold lift control lever in

screw and loosen locknut.

(e) directional control lever in neutral

UP position until adjustment is completed.

(h) Turn adjusting screw in or out until

position.

(f) battery connector and place key

1900 psi is indicated on pressure gage.

(i) Secure adjusting screw in position

switch in ON position.

(g) Place and hold tilt control lever in

using locknut.

(j) fork carriage and place lift control

BACK position until adjustment is completed.

(h) Turn adjusting screw in or out until

lever in N (neutral) position.

(k) an excessively heavy load on forks.

2100 psi is indicated on pressure gage.

(i) adjusting screw in position using

(l) Place and hold lift control lever in

locknut.

UP position and check that needle in pressure gage is

(j) Tilt mast to vertical position and

indicating 1900 psi.

(m) Lower fork carriage and remove

place tilt control lever in N (neutral) position.

(k) Place an excessively heavy load on

load.

(n) Disconnect battery and discharge

forks.

(l) Place and hold tilt lever in BACK

capacitors (para 2-5).

(o) Install cap nut on adjusting screw.

position and check that needle in pressure gage in

indicating 2100 psi.

(p) Remove pressure gage.

(m) Tilt mast to vertical position and

(q) Connect hydraulic line.

remove load. (n) Disconnect battery and discharge

capacitors (para 2-5).

(o) Install cap nut on adjusting screw.

(p) Remove pressure gage.

(q) Connect hydraulic line.

(r) Install control valve cover and floor

plate.

Figure 2-6. Inlet section relief valve adjustment.

Figure 2-5. Lift plunger section relief valve adjustment.

2-8