HYDRAULIC SYSTEM
TigerCat, Hydro-Retriever 4500
Service Manual
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CYLINDER CONTROL VALVE
The cylinder control valve is mounted on the bottom of the frame, behind the lower-left body panel. It looks
like Figure 2, below.
FIGURE 2
The functions controlled by this valve block and the individual valve spools involved in each function are listed
below.
For this function...
these solenoid valves must be energized
Raise hopper
S3, S6
Lower hopper
S3, S7
Raise scrub brushes
S4
Lower scrub brushes
S5
Open dump door
S3, S8
Close dump door
S3
Raise squeegee
S3, S9
Lower squeegee
S3, S10
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