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8.5
HYDRAULIC SYSTEM __________________________________________________
Drain and replace the hydraulic oil if one of the
following occur.
•
Component failure
•
Water or foam is in the hydraulic fluid
•
The hydraulic fluid has a rancid odour
(indication of high heat)
•
Every 500 hours or each year, which occurs
first.
Always replace the hydraulic filter when you replace
the hydraulic fluid.
Change The Hydraulic Oil
a
Clean the area around the oil filler cap (B) to
prevent dirt entering the hydraulic system.
b
Remove the drain plug (A) from the bottom of
the tank.
c
After the oil has drained, reinstall the plug.
Remove filler cap (B) and fill the tank with
hydraulic fluid until it reaches approximately
halfway on the level sight glass (C).
d
Start the engine and remove the air from the
hydraulic system. Operate all mower functions
for 5 minutes to remove the air and to balance
the hydraulic fluid level.
e
When all air is removed from the hydraulic-
fluid, check the oil level using the sight glass
and add oil as required.
IMPORTANT
If you open the closed hydraulic transmission circuit, you need to fill the circuit with oil before the circuit is used
again. When you fill the hydraulic tank, use only clean oil. It is recommended the hydraulic oil must go through a
Minimum 25micron absolute filter before the oil enters the tank.
The Hydraulic Oil Can Damage Your Skin. Use Gloves When You Use Hydraulic Oil. If Hydraulic Oil Touches Your
!
Skin, Clean The Area Immediately.
!
Discard Used Hydraulic Oil As Shown In Local Safety Regulations.
MAINTENANCE AND LUBRICATION 8
A
C
CAUTION
CAUTION
B
en-69
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