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8.6
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 odor (indication of high heat)
•
When required by maintenance schedule.
Always replace the hydraulic filter when you replace the hydraulic fluid.
Change The Hydraulic Oil
a
Clean the area around the oil cap to prevent dirt to enter the hydraulic
system.
b
Remove the hose (F) from the bottom of the tank.
c
After the oil has drained, reinstall the hose and fill the tank with hydraulic
fluid through filler (A).
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 level, add
hydraulic fluid to the tank to the recommended level.
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. The hydraulic oil must go through a 25micron 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
!
CAUTION
!
CAUTION
F
A
en-80
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