Winget 4B2000, Operator'S Handbook Manual

Page: 43 / 282

Provided that the oil does not become
contaminated it can be used to refill the
tank after the strainer has been cleaned
and replaced.
Wash the strainer in white spirit and
check it for any damage.
If the strainer
cannot be thoroughly cleaned, fit a new
one.
Screw the strainer back into the tank.
Reconnect the hose.
Fill the tank with oil. (The oil level is
correct when it is 50mm below the top of
the filler neck.
For the correct type of oil,
see “Specifications”.
)
Run the engine to circulate the oil.
Operate the hydraulic control to purge any
air from the system.
Stop the engine and top up the tank as
required.
Check the areas around the strainer for
leaks.
First 100 operating hours
Change Hydraulic Filter Element
WARNING Before changing the filter
element, stop the engine and
dump hydraulic pressure.
Remove and discard element cartridge
(S)
. Clean joint area, wipe with hydraulic
oil, and fit new element cartridge. Do not
over tighten.
Run engine to circulate the oil.
Operate the hydraulic control to purge any
air from the system.
Stop the engine and top up the tank as
required. (
For the correct type of oil, see
“Specifications”.
)
Check the area around the element for
leaks.
Every 300 operating hours
Change filter element
Change the filter element, using the
procedure described in the previous
“First
100 operating hours”.
Every 1000 operating hours
Clean/change tank strainer
Clean or change the hydraulic tank
strainer
(C)
, using the procedure
described in the previous
“First 100
operating hours”.
SERVICE 3.17
HYDRAULIC SYSTEM