Hydraulic System - Jacobsen AR3 EF Series Operation And Maintenance Manual

8 MAINTENANCE & LUBRICATION
8.5

HYDRAULIC SYSTEM

Check Hydraulic Oil Level
Check hydraulic oil level using dipstick
attached to the filler cap (B). The correct
level is between the two markers (C).
Change Hydraulic Oil
(a) Remove drain plug from bottom of
Hydraulic tank and wipe off plug. (A)
(b) Allow tank to drain and replace plug.
(c) Refill tank with the correct quantity and
grade of Hydraulic Oil through the filler
cap. (B) .
IMPORTANT-Whenever the closed loop
transmission circuit has been broken into,
it is essential that the circuit is flushed
prior to use. Absolute cleanliness must
be observed when filling the hydraulic
tank.
Oil must be filtered through a 25 micron
filter before entering the hydraulic tank.
Change Hydraulic Oil Filter
(a) Wipe filter canister (A) and housing to
remove any dirt present.
(b) Place a suitable drip tray under the filter.
(c) Unscrew filter and dispose of safely.
(d) Replace with new filter canister (A).
(e) Coat the top outside lip of the filter
canister with a thin film of oil, fill filter with
clean hydraulic fluid and refit the filter
canister.
(f) Filter should be replaced before refilling
hydraulic tank.
Contact with hydraulic oil can damage your skin.
Use gloves when working with hydraulic oil. If
you come in contact with hydraulic oil, wash it off
immediately.
Dispose of used hydraulic oil in accordance with
local regulations.
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SAFETY, OPERATORS & MAINTENANCE MANUAL
JACOBSEN AR3