Nilfisk-Advance CS7000 Service Manual page 272

Service Manual – CS7000
23. Loosen the on the
Plug
then position the end of the
over the drip pan.
Hose
24. Jog the hopper raise button to run the pump
and force the oil out of the
until the oil runs clear with no foaming or air
evident in the oil.
25. Remove the from the
Cap
.
Fitting
26. Remove the from the
Plug
and reconnect the
"UP" Hydraulic Hose
Lower Cylinder Fitting
27. Press the hopper raise button to raise the
cylinder ram to the end of its stroke to purge
the oil from the top of the hydraulic cylinder.
Check the oil level in the reservoir frequently
as you do this and add oil as necessary. The
oil level in the reservoir should be at the
line with the cylinder ram fully-extended
upward.
Note: Be careful not to let the oil level in the reservoir fall below the
air into the clevis end of the cylinder. If this happens, you will have to restart the procedure
from step 8.
"UP" Hydraulic Hose,
"UP" Hydraulic
"UP" Hydraulic Hose
Lower Cylinder
"UP" Hydraulic Hose
to the
.
MIN
"UP"
Hydraulic
Hose
Plug
Cap
Lower
Cylinder
Fitting
Lower
Cylinder
Fitting
line to avoid introducing
MIN
Hopper System 272
"UP"
Hydraulic
Hose