Masterstream 1250, 1500, 2000, & 4000 (Automatic) - Task Force Tips Masterstream Series Instructions For Installation, Operation And Maintenance

4.2 MASTERSTREAM 1250, 1500, 2000, & 4000 (AUTOMATIC)
The operating pressure of these nozzles is user adjustable. Pressure adjustment is performed by twisting a knob on the front of the
nozzle to the desired pressure setting. The following figures show typical flow performance for each model when adjusted to marked
pressure settings. The automatic pressure control will maintain the set pressure anywhere within the flow ranges shown on the graphs,
which vary according to pressure setting.
0
160
140
120
100
80
60
40
20
0
0
160
140
120
100
80
60
40
20
0
0
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MASTERSTREAM 1250 PERFORMANCE
1000 2000 3000
120 PSI SETTING
110 PSI SETTING
100 PSI SETTING
90 PSI SETTING
80 PSI SETTING
70 PSI SETTING
FLOW RANGE
200 400 600
110 PSI SETTING
100 PSI SETTING
90 PSI SETTING
80 PSI SETTING
70 PSI SETTING
FLOW RANGE
200 400 600
4000 5000
8 BAR
7 BAR
6 BAR
5 BAR
800 1000 1200 1400
Figure 4.2A
To adjust the Master 1250 and
1500, simply twist the pressure
adjustment knob to the desired
detent setting.
Figure 4.2B
120 PSI SETTING
8 BAR
7 BAR
6 BAR
5 BAR
800 1000 1200
Figure 4.2C
9
6000 7000
FLOW (L/MIN)
FLOW (GPM)
1600 1800 2000
1400 1600 FLOW (GPM) 1800
LIM-030 November 16, 2020 Rev15
10
8
6
4
2
0
10
8
6
4
2
0
2000