Figure 70
3. Lubricate the new filter g ask et and fill the filter
with h y draulic fluid.
4. Ensure that the filter mounting area is clean.
Screw the filter on until the g ask et contacts
the mounting plate; then tighten the filter an
additional 1/2 tur n.
5. Star t the engine and let it r un for about tw o
min utes to purg e air from the system. Stop the
engine and c hec k for leaks .
Checking the Hydraulic
Lines and Hoses
Inspect the h y draulic lines and hoses daily for
leaks , kink ed lines , loose mounting suppor ts , w ear ,
loose fittings , w eather deterioration, and c hemical
deterioration. Mak e all necessar y re pairs before
operating .
Hy draulic fluid escaping under pr essur e can
penetrate skin and cause injur y .
• Mak e sur e all h y draulic fluid hoses
and lines ar e in good condition and all
h y draulic connections and fittings ar e
tight bef or e appl ying pr essur e to the
h y draulic system.
• K eep y our body and hands a w ay fr om
pin hole leaks or nozzles that eject high
pr essur e h y draulic fluid.
• Use cardboard or paper to find h y draulic
leaks.
• Safel y r eliev e all pr essur e in the h y draulic
system bef or e perf or ming an y w or k on
the h y draulic system.
• Seek immediate medical attention if fluid
is injected into skin.
Hydraulic System Test Ports
T he test por ts are used to test the pressure in
the h y draulic circuits . Contact y our local T oro
distributor for assistance .
T est P or t A ( Figure 71 ), located on the left side
of the mac hine , is used to measure the forw ard
traction pressure .
Figure 71
1. Test port A
T est P or t B ( Figure 72 ), located on the right side
of the mac hine , is used to measure the rev erse
traction pressure .
49
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