Toro 31598, Operator'S Manual

Page: 36 / 84

3. Thread each valve bypass stem in six turns and
tighten the jam nuts.
4. To disengage the tow valves, loosen the jam nuts,
thread the bypass stems all the way out and tighten
the jam nuts.
5. Make sure to close the bypass valves before starting
the engine. However, do not exceed 5 to 8 ft-lb (7
to 11 N
⋅
m) torque to close the valves.
Important:
Using the tow option bypasses
high pressure relief valves. Catastrophic motor
damage can occur if hydraulic circuit empties
or over heats.
Important:
If the machine must to be
pushed or towed in reverse, the check valve
in the four-wheel drive manifold must also be
bypassed. To bypass the check valve, connect
a hose assembly (Hose Part No. 95-8843,
Coupler Fitting No. 95-0985 [Qty. 2], and
Hydraulic Fitting No. 340-77 [Qty. 2]) to the
reverse traction pressure test port (Figure 35.
and Figure 36). and the reverse four-wheel
drive pressure port (Figure 36).
Figure 36
1. Reverse four-wheel drive
pressure test port (Port
G2) 3. Hose assembly
2. Reverse traction pressure
test port (Port MA)
Jacking Points
• On the front of the machine on the frame on the
inside of each drive tire (Figure 37).
Figure 37
1. Front jacking point (2)
• On the rear of the machine at the center of the axle
(Figure 38).
Figure 38
1. Rear jacking point
36