Operator's Manual

8
1. On rear side of manifold, remove cap from the relief
valve with an allen wrench (Fig. 9).
1
3
2
Figure 9
1. Manifold
2. Relief cartridge
3. Cap
Note: An 1/8–turn of the adjustment socket is about 50 psi,
or 1 turn is about 400 psi.
2. To increase pressure setting, turn the adjustment socket
inside the valve 1/8 of a turn clockwise.
3. To decrease pressure setting, turn the adjustment socket
inside the valve 1/8 of a turn counter–clockwise.
4. Install and tighten cap to valve. Retest pressure setting
(3000 psi maximum)
5. Disengage thatcher units. Shut off engine.
6. Disconnect tester from manifold and hose. Reconnect
hose to the pump.
7. When cutting units are reinstalled, relief valve setting
can remain at 3000 psi.
Do not exceed 3000 psi relief valve pressure.
Personal injury may result from leaking oil.
Caution
Optional Blade Configurations
The dethatching unit is shipped from the factory with 1/2”
spacing between blades. Using different combinations of
1/4” thick spacers (Toro Part No. 17–1600) and 3/4” thick
spacers (Toro Part No. 82–6600) blade spacings of 1/2”,
3/4”, 1” or 1–1/4” can be attained.