Description; Configuration - Frank FH 711 DMP Operating Instructions Manual

3.

Description

3.1

Configuration

The hot water high-pressure cleaner is a mobile, oil heated machine. The machine consists
of the chassis, the water heater with oil burner, the high-pressure pump with electric motor,
the switchbox, the water inlet tank, the oil tank, and the spray lance system with the me-
chanic spray gun. On the pressure side of the pump the machine is equipped with a pressure
gauge, an overflow safety valve, a flow control, a safety valve and two pressure switches.
The configuration is illustrated in the following schematic drawings.
1 Water supply
2 Float valve
3 Water inlet tank
4 Water filter
5 High-pressure pump
6 Overflow safety valve
6.1 Non-return valve
6.2 Handwheel for pressure/flow rate
regulation
7 Pressure switch STOP
8 Pressure switch START
9 Pressure gauge
10 Safety valve
11 Flow control
12 Electric motor
13 Chem. solenoid valve
14 Chem. dosing valve
15 Chem. suction hose with filter
16 Cleaning agent tank
17 Oil tank
18 Oil inlet filter
19 Oil suction pipe
20 Oil return pipe
21 Oil level control
21.1 Oil level test lamp
22 Oil burner
22.1 Oil pump
22.2 Oil solenoid valve
22.3 Oil preheater
23 Heating coil
24 Regulating thermostat
25 High-pressure connexion
26 High-pressure hose
27 Spray gun
28 Spray lance
29 Spray nozzle
30 Supply cable
31 ON/OFF Protective motor switch
32 Exhaust gas outlet
22