Service Manual

Rev. F
Reelmaster 6500-D/6700-DHydraulic System Page 4 - 48
Adjust Cutting Unit Drop Rates (Serial Numbers Below 280000000)
The cutting unit lift/lower circuit is equipped with adjust-
ableflowcontrolvalvestoensurethe cuttingunitsdonot
drop too quickly and damage the turf.
Center (#1), Outside Front (#4 & 5) and Rear (6700-D
#6 & 7) Cutting Units (Fig. 23)
1. Locate valve behind access panel above operator’s
platform.
2. Loosen setscrew on valve and rotate valve approxi-
mately 1/2 turn c lockwise.
3. Verify drop rate adjustment by raising and lowering
cutting unit several times. Readjust as required.
4. After desired drop rate is attained, tighten setscrew
to lock adjustment.
Rear (#2 & 3) Cutting Units (Fig. 24)
1. Raisehoodandlocate valveincenter ofmachinebe-
hind engine.
2. Loosen locking ring on valve and rotate valve
approximately 1/2 turn clockwise.
3. Verify drop rate adjustment by raising and lowering
cutting units several times. Readjust as required.
4. After desired drop rate is attained, tighten locking
ring to lock adjustment.
1. Center front cutting unit (#1) flow control valve
2. Outside front cutting units (#4 & #5) flow control valve
3. Rear cutting units (6700--D #6 & #7) flow control valve
Figure 23
1
2
3
3
Figure 24
1. Rear cutting unit (#2 & 3) drop flow control Valve
1
Adjust Cutting Unit Drop Rates (Serial Numbers Above 280000000)
1. Raise hood and locate adjustment valve on the lift
manifold for the desired cutting unit (Fig. 25).
2. Loosen locking nut on adjustment valve.
3. Using an allen wrench, rotate the valve clockwise to
slow down drop rate of cutting unit.
4. Verify adjustment by raising and lowering cutting
units several times. Readjust as required.
5. Afterdesired droprate isattained,tightenlockingnut
to secure adjustment.
1. Center front (#1)
2. Outside front (#4 & #5)
3. Rear (#2 & #3)
4. 6700--D LH rear (#6)
5. 6700--D RH rear (#7)
Figure 25
1
1
2
2
3
3
5
4
RM6700--D
RM6500--D
LIFT
MANIFOLD
LIFT
MANIFOLD