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CAUTION:
If filter indicator shows full contamination – the filter will be disabled –
causing the system to work without a filter – what may lead to pumps and
hydraulic drive failure.
6.5.5. Control distributors
In arm two distributors are applied:
1) single-section (57) designed for starting hydraulic engine driving the cutterbar,
2) four-section (58) or five-section designed for operating hydraulic cylinders controlling the
machine.
Sweep valves of distributors are factory set (Fig. 62).
Adjusting them is forbidden, as it may lead to damaging hydraulics, what is not covered by
warranty.
Control assembly I:
Single-section distributor (57) is responsible for starting the cutterbar. The drive is started from
the tractor's cabin using the control system. Sweep valve of distributor is set on 200 bar. On tank fill
there is oil cooler (59) (Fig. 63). Cooler radiator is started when oil temperature exceeds 65
Operator's manual
Fig. 61. Suction filter in hydraulics
57
58
Fig. 62. Hydraulics control assembly II
- 50 -
Flail head
55
54
Arm
o
C.
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