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Water Pump
CU 301
Installer manual
Table Of Contents - Grundfos CU 301 Installer Manual
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:
Installation and operating instructions manual
(31 pages)
,
Installation and operating instructions manual
(89 pages)
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CONTENTS
1.
Constant-pressure control
1.1
Description
1.2
Function
1.3
System sizing
1.4
Positioning the pressure sensor
1.5
Precharge pressure setting
1.6
Pressure relief valve
2.
Operating functions
2.1
On/off button
2.2
Indication of pump operation
2.3
Pressure setting
2.4
Button locking
3.
Alarm functions
3.1
Service alarm
3.2
Dry-running protection
4.
Position of LEDs and fuse
5.
CU 301 with R100
5.1
Menu OPERATION
5.1.1 Pressure setting
5.1.2 Operating mode
5.1.3 Alarm
5.2
Menu STATUS
5.2.1 Operating mode
5.2.2 Actual pressure
5.2.3 Speed
5.2.4 Temperature
5.2.5 Power input and power consumption
5.2.6 Operating hours and number of starts
5.3
Menu INSTALLATION
5.3.1 Sensor
5.3.2 Choice of sensor
5.3.3 Maximum pressure setting
5.3.4 Automatic restart
5.3.5 Dry-running stop
5.3.6 Maximum speed
5.3.7 Buttons on CU 301
5.3.8 Indication of pump operation
5.3.9 Number
6.
Fault finding
6.1
Service
7.
Technical data
7.1
Electrical connection
7.1.1 Mains supply
7.1.2 Pump supply
7.1.3 Pressure sensor
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Table of Contents
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