Figure 57
1. Hydraulic lter 3. Adapter
2. Gasket
Bleeding the Hydraulic System
T he traction system is self bleeding, ho w ev er , it
ma y be necessar y to bleed the system if fluid is
c hang ed or after w ork is perfor med on the system.
1. Raise rear of the mac hine so wheels are off the
g round and suppor t with jac k stands .
2. Star t the engine and r un at lo w idle speed.
Eng ag e the lev er and traction on one side and
spin the wheel b y hand.
3. W hen the wheel begins to spin on its o wn,
k ee p it eng ag ed until wheel dri v es smoothly .
(minim um 2 min utes)
4. Chec k the h y draulic fluid lev el and add as
required to maintain proper lev el.
5. R e peat this procedure on the opposite wheel.
Checking the Hydraulic Hoses
After ev er y 100 operating hours , c hec k the
h y draulic hoses for leaks , loose fittings , kink ed
lines , loose mounting suppor ts , w ear , w eather and
c hemical deterioration. Mak e necessar y re pairs
before operating .
Note: K ee p areas around the h y draulic system
clean from g rass and debris build up .
Hy draulic fluid escaping under pr essur e can
penetrate skin and cause injur y .
• If h y draulic fluid is injected into the skin
it must be surgicall y r emo v ed within a
few hour s by a doctor f amiliar with this
type of injur y . Gang r ene may r esult if
this is not done.
• K eep 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.
• 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
h y draulic system.
Setting the Hydraulic Pump
Neutral Position
Note: Adjust the handle neutral first. T hat needs
to be cor rect before the follo wing adjustment can
be made .
T his adjustment m ust be made with dri v e wheels
tur ning .
Mechanical or h y draulic jacks may f ail to
suppor t machine and cause a serious injur y .
• Use jack stand when suppor ting
machine.
• Do not use h y draulic jacks.
44
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