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© 2014
SLF 2250/4000
Hydromatic Stinger
Maintenance
Flushing the HYDROMATIC system
- Flush the foam compound pump and all proportioners by means
of the internal flushing line.
◊
In this case the water required for flushing is pumped by the
water pump.
- Operate the pump system as mentioned in the
◊
"Tank Suction Operation" or
◊
"Drafting Operation from Open Water Source" or
◊
"Hydrant / Supply Operation" chapter in this manual.
- Engage the foam compound pump as mentioned in the "Engag-
ing the Hydraulic Oil Pumps" chapter.
- Call up the maintenace menu (MM):
◊
Press switch (S348).
◊
The maintenance menu (MM) is shown on display (N7).
- Open the internal flushing valve:
◊
Press switch (SF1).
The ventilation valve of the foam compound pump opens to flush
out most of the foam compound from the pump. After that the
ventilation valve close and the supply valve of foam proportioner
opens.
- Completely open all pressure outlets and the proportioner
valves (J87) / (J87_) upstream.
- Operate the roof turret with highest proportioning rate as
described in the " Roof Turret Operation" chapter in this
manual.
- Continue to flush until clean water flows out of all pressure
outlets.
bar
G
3/4
1/2
1/4
3/4
1/2
1/4
N7
SF2
SF1
S348
Hydromatik
Hydromatik
MM
SF4
J10
J87
J10
J87
J10
J11
J11
J11
