Jacobsen HR3300T, Safety, Operation & Maintenance Manual

Page: 49 / 86

SAFETY, OPERATORS & MAINTENANCE MANUAL
en-49
8 MAINTENANCE &
LUBRICATION
A
C
B
8.5 HYDRAULIC SYSTEM
Check Hydraulic Oil Level
Check hydraulic oil level using sight gauge (C).
Change Hydraulic Oil
(a) Clean around hose (A) in bottom of Hydraulic
tank and remove.
(b) Allow tank to drain into a suitable container
and replace hose.
(c) Refill tank with the correct quantity and grade
of Hydraulic Oil through the filler/breather 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