Filling Hydraulic Oil; Changing The Hydraulic Oil; Change Hydraulic Oil Filter - HAKO 1500 E Instruction Manual

Maintenance and Service

5.6.1 Filling hydraulic oil

Check the oil level of the hydraulic oil
tank every day.
Only use the hydraulic oil pre-
scribed, refer to Technical Da-
ta! Shortages of hydraulic oil or
incorrect hydraulic oil leads to
damage to the hydraulic sys-
tem!
The dirt hopper must be in its
bottom position!
1. Open the seat console, refer to Sec-
tion 5.4.
2. Remove the cap (Fig. 23/2).
3. Check the oil level on the fill level in-
dicator in the cap (Fig. 23/2) of the
hydraulic oil tank (Fig. 23/3).
4. Do not pour in too much oil at one
time. Measure the oil level again.
5. Replace the cap.

5.6.2 Changing the hydraulic oil

The hydraulic oil must be changed ev-
ery 500 operating hours.
Take the utmost care when
draining hot hydraulic oil. Risk
of burns!
54
1. Park the vehicle on an even surface
and lower the dirt hopper. Switch the
engine off and apply the parking
brake.
2. Use a suitable collecting vessel. Oil
quantity: approx. 1.5 l.
3. Disconnect the hydraulic hose from
the hydraulic pump. Allow the hy-
draulic oil to drain off into the collect-
ing vessel.
Dispose of the used hydraulic
oil according to the applicable
environmental regulations!
4. Fix the hydraulic hose to the hydrau-
lic pump and refill hydraulic oil refer
to Section 5.6.1.
5. Start the vehicle and, when running
at a slow speed, put all the work
functions into operation and raise
and empty the dirt hopper several
times. Switch the vehicle off again.
6. Refill more hydraulic oil, if neces-
sary. Check the hydraulic system for
leaks.

5.6.3 Change hydraulic oil filter

The hydraulic oil filter must be changed
for the first time after 50 operating hours
and subsequently every 500 operating
hours.
Take the utmost care when
draining hot hydraulic oil. Risk
of burns!
1. Park the vehicle on an even surface
and lower the dirt hopper. Switch the
engine off and apply the parking
brake.
2. Unscrew the hydraulic oil filter (Fig.
23/1).
Dispose of the used hydraulic
oil filter according to environ-
mental regulations!
3. Install new hydraulic oil filter with
new sealing rings (tighten hand-
tight). Only use original spare parts!
4. Start the vehicle and switch it off
again. Check the hydraulic system
for leaks.