
Repairs, maintenance and settings by technicians
22
Venting working hydraulics for "Comfort 1.0" version 22.19
BiG Pack 1270
Original Operating Instructions 150000747_02_en
345
BP000-286
The working hydraulics must be vented after initial commissioning and after performing
maintenance and repair work at the working hydraulics.
Venting is carried out in several steps:
•
Vent the working hydraulics by actuating the working functions,
.
•
Vent the control block with the system screw unscrewed,
.
•
Vent the control block with the system screw screwed in,
.
•
Trial run after venting:
•
Trial run for tractors with Load Sensing system and machine
with
.
•
Trial run for tractors with Load Sensing system and machine
without
starter aid,
.
•
Trial run for tractors with constant flow system and machine with starter aid,
.
•
Trial run for test bench and machine with starter aid,
.
Vent the working hydraulics by actuating the working functions
Connect the hydraulic hoses (
,
) to a double-acting control unit.
Disconnect the hydraulic hose (
).
Actuate all working functions several times to flush entrapped air from the working
hydraulics
Working functions:
•
Bale ejector
•
Bale chute
•
For the "Cutting unit" version:
Blade cassette
•
For the "Self-steering axle" version:
Self-steering axle
•
For the "Starter aid" version:
Starter aid
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