Hydraulic Connections And Hoses; Replacing Hydraulic Pump For Working Hydraulics - Husqvarna PT26D Workshop Manual

Hydraulic filter (106)
1. Filling hydraulic oil
2. Clean the top of the tank as set out in the
general instructions.
3. Remove the cover on the filter
holder (46).
4. Remove the old filter cartridge.
5. Clean the inside of the filter holder.
6. Assemble in reverse order. Use new
O-rings if necessary.

Hydraulic connections and hoses

The machine is equipped with several
hydraulic connections, see figures Hydraulic
system figure 1 and figure 2. They come in
various dimensions. See tables in chapter
Specifications \ Tightening torque \ Hydraulic
hoses coupling nuts on page 16 and Connec-
tions in goods.
The tables show wrench settings, thread sys-
tems, dimensions and tightening torques for
the couplings and nipples included in the
machine.
It is important to use two tools, an as counter-
hold, both when loosening and tightening
hoses, so that the hose is not subjected to
turning strains or rotates. Angled nipples may
rupture or cracks may appear if loosening or
tightening without counterhold.
Replacing hydraulic pump for
working hydraulics
On newer machines the pump can be
replaced without removing the engine, but the
time saved is negligible.
1. Remove the engine, see "Removing and
refitting the engine" on page 61.
2. Remove the left-hand engine mounting
bracket from the engine.
3. Remove the for fastening bolts at the
pump on the rear of transmission cover,
under the speed regulator.
4. Remove the pump.
5. Assemble in the reverse order. Tighten-
ing torque for the screws on the motor
mounting bracket as set out in the table.
REPAIR INSTRUCTIONS
Hydraulic pump working hydraulics
8043-118
111
English-