SECTION 3 - CHASSIS & TURNTABLE
3-28
– JLG Lift –
3120740
Testing and Setup
DR: When pressure line is closed adjust the pressure of the
controller (if it’s DFR design then open the adjustable orifice
and increase force of the spring - FR -).
FR: If swivel angle is in the mid position adjust differential pres-
sure 14 bar adjustable orifice is partly closed).
Mechanical flow limiter: While screwing in the threaded pin
you will be able to reduce the flow from Vg max to 50% of Vg
max.
3.9
DRIVE MOTOR ADJUSTMENT PROCEDURE
(PRIOR TO S/N 0300083332)
1.
Remove the cap nut from adjustment screw.
2.
Loosen jam nut on the adjustment screw and make
adjustment.
3.
Measure from top of jam nut to the end of adjustment
screw. Refer to Figure 3-9., Drive Motor Adjustment
4.
Tighten jam nut, install cap nut.
NOTE:
The “o” ring must be seated in groove in cap nut.
Figure 3-9. Drive Motor Adjustment (Prior to S/N 0300083332)
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