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© 2014
SLF 2250/4000
Hydromatic Stinger
Maintenance
Flushing the HYDROMATIC system
- Flush the foam pump and all proportioners by means of the
foam compound drafting-/flushing line.
◊
In this case the water required for flushing is taken from an
external water container.
- 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.
- Couple the foam suction hose to the foam drafting-/flushing
connection (J47) and put the other end in a container with clean
water.
- Open foam suction valve (J46).
- Engage the foam compound pump as mentioned in the "Engag-
ing the Hydraulic Oil Pumps" chapter.
- Call up the foam operation menu:
◊
Press switch (S326) -> screen (ACRe) will be shown on display (N7).
- Preselect the external foam compound container by using
switch (SF4):
◊
Usually the foam compound tank is selected.
- Select "AUTOMATIC" or "MANUAL" mode:
The foam pressure valve is opened.
◊
In manual mode, adjust the foam compound pump speed
using switches (S9-) and (S9+).
- Prime the foam pump and intake line.
◊
Press switch (SF5) until water is discharged from the venti-
lation line.
- Connect a hose to connection (J42) and open valve (J41) until
clear water is discharged.
- 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.
- Open flushing valves (J164/2) for the foam-side pressure gauges.
- Close the drafting-/flushing valve:
◊
Press switch (S319), close valve (J46) and disconnect foam
suction hose from connection (J47).
- Disengage the foam compound pump as mentioned in the
"Engaging the Hydraulic Oil Pumps" chapter.
Fremdsaugen
2
Push
Hydromatic
To turn on
AUTO
MANU
Tank 1
3/4
1/2
1/4
bar
856 U/min
3/4
1/2
1/4
3/4
1/2
1/4
N7
SF5
SF4
S319
S326
ACRe
J11
J10
J87
J47
J46
J164/2
J42
J41