Ehrle HSC 723 -ST Betriebsanleitung Seite 87

Hochdruck-Reinigungs-Systeme High-Pressure-Systems
The fl oat valve (24) controls the water input from the water supply.
01 Water inlet
02 Float container
03 Thermostat
04 Chemical low
pressure injector
05 High pressure pump
06 Pump motor
07 Pressure switch
08 Unloader valve
09 Non return valve
(integrated in 08)
Figure 5
10 Pressure gauge
11 Pressure switch
12 Gas supply pipe
13 Exhaust pipe
14 Heat exchanger
15 Maximum thermostat
16 High pressure outlet
17 Trigger gun
18 Chemical draw external
19 Chemical draw external
20 Chemical metering valve
High Pressure Cleaner series HSG, functional diagram
21 Non return valve
22 Monitoring for
pump temperature
23 Flame monitor
24 Float valve
25 Water boiler
26 Gas burner
27 Bypass path
87