rada DRV40 User Manual

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Stop Valve
Full Bore Isolating Valve
Pressure Reducing Valve
Shower
Thermometer
Cold Water
Hot Water
Mixed Water
Check Valve
Recirculation Pump
Key
Strainer / Filter
Needle Valve
Flow indicator
Safety Valve
Water
Heater
Problem: “LCD Display shows any of the following...”
Check internal mechanism
Mechanism is jamming or slow to control.
Clean and descale the following parts:
• Proportioning Assembly
• Gear Drive Assembly
• Magnetic Rotor
Renew separator seal and lubricate internal
mechanism using silicone based grease
suitable for plumbing applications.
Reset DRV40
Turn power off for 10 seconds and restart.
Inlet water temperatures
Check water supplies are connected to the
correct inlet ports.
Check inlet supply temperature.
Outlet temperature exceeds the 'Above Setpoint'
value. This condition causes an alert signal to be
activated.
Outlet temperature is below the 'Below Setpoint'
value. This condition causes an alert signal to be
activated.
See 'DRV40 Display Errors'.
Temp High 53˚C
Setpoint 49˚C
Temp Low 38˚C
Setpoint 49˚C
Temp High
Error Temp
49˚C
If any other error message is displayed see 'DRV40 Display Errors'.

rada DRV40 Specifications

General

Brand	rada
Model	DRV40
Category	Control Unit
Language	English