Adjustments; Adjust Front Cutting Unit Lift Flow Control - Toro Groundsmaster 4000-D Service Manual

Adjustments

Adjust Front Cutting Unit Lift Flow Control

The front cutting unit lift circuit is equipped with an ad-
justable flow control valve used to adjust the rate at
which the front deck lowers. Adjust flow control valve as
follows:
1
1. Run machine to get hydraulic oil at operating temper-
1
atures. Park machine on a level surface, shut engine off
and lower cutting units to the ground.
2. Locate valve under front of machine (Fig. 38).
Figure 38
3. Loosen setscrew on valve and rotate valve clock-
wise to slow down drop rate of front cutting unit.
1. Front cutting unit flow control valve
4. Verify adjustment by raising and lowering cutting unit
several times. Readjust as required.
5. After desired drop rate is attained, tighten setscrew
on valve to lock adjustment.
Hydraulic System (Rev. B) Page 4 - - 48 Groundsmaster 4000--D