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8.8
HYDRAULIC FILTER ___________________________________________________
The hydraulic system is protected by two 10 micron filters. Flow through the filter is monitored while you operate
the mower. When the difference in hydraulic pressure across the filter is greater than 16 to 20 psi (1.1 to 1.4
BAR), the hydraulic oil filter warning light on the combination gauge will illuminate. To make sure continued
protection of the hydraulic system, replace filter as soon as possible after light illuminates.
During cold weather, the oil filter warning light can illuminate until the hydraulic fluid becomes warm.
When you replace the filter, -
a
Fill the new filter with hydraulic fluid and lubricate the filter O-ring with
hydraulic fluid before you assemble the new filter. Tighten the filter with
your hand.
b
Operate the engine at idle speed for five minutes to remove the air from
the hydraulic system. The oil-level light can illuminate and the horn can
activate during the five minutes.
c
Stop the engine and check the level of hydraulic fluid in the tank. Add the
hydraulic fluid to the Full mark on the dipstick.
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
NOTICE
CAUTION
CAUTION
en-85
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