Installation and Operating Instructions
Table Of Contents
- English (GB)
- 1. General information
- 2. Installing the product
- 3. Starting up the product
- 4. Product introduction
- 5. Control functions
- 5.1 Application types
- 5.2 Setting the sensor type
- 5.3 Setting the start level
- 5.4 Setting the stop level
- 5.5 Setting the high level
- 5.6 Stop delay
- 5.7 Power-on delay
- 5.8 Dry-running protection
- 5.9 Using the same level switch for the start and stop level
- 5.10 "Multipump settings"
- 5.11 "Antiseizing"
- 5.12 Signal detection time
- 5.13 Setting the maximum number of restarts with Grundfos GO Remote
- 5.14 Motor protection
- 5.15 Alarm reset
- 5.16 Setting the buzzer with Grundfos GO Remote
- 5.17 Setting units for Grundfos GO Remote
- 5.18 Setting units for the operating panel with Grundfos GO Remote
- 5.19 GENIbus
- 5.20 Security
- 5.21 Starting the startup wizard with the operating panel
- 6. Operating the product
- 7. Servicing the product
- 8. Fault finding the product
- 8.1 Overview of alarm and warning codes
- 8.2 Code 2 (Power phase missing)
- 8.3 Code 4 (Too many motor restarts)
- 8.4 Code 9 (Power phase sequence wrong)
- 8.5 Code 12 (Service needed)
- 8.6 Code 22 (Moisture in motor of pump)
- 8.7 Code 25 (Wrong configuration)
- 8.8 Code 48 (Motor is overloaded)
- 8.9 Code 57 (Missing water in the application)
- 8.10 Code 69 (Winding temperature too high)
- 8.11 Code 84 (Memory storage media faulty)
- 8.12 Code 117 (Door opened)
- 8.13 Code 159 (Communication error CIMxxx)
- 8.14 Code 165 (Signal fault)
- 8.15 Code 191 (High water level)
- 8.16 Code 205 (Level switch inconsistency)
- 8.17 Code 225 (Communication error pump module)
- 8.18 Code 226 (Communication error IO module)
- 8.19 Code 229 (Water on floor)
- 9. Technical data
- 10. Disposing of the product
STATUS-NOT-SET | Code-191-(High-water-level)-(ts)-AONKraA.dita
8.15 Code 191 (High water level)
• Alarm code 191 is shown on the display.
• The alarm symbol on the display turns red, but the pump's
operating mode is unchanged.
• Alarm code High water level is displayed in Grundfos GO
Remote.
Cause The defined start level did not start the pump.
Remedy • Check and configure the sensor for start level.
Cause The pump is not big enough to remove the
water.
Remedy • Contact Grundfos or an authorised service
workshop.
STATUS-NOT-SET | Code-205-(Level-switch-inconsistency)-(ts)-ADPyIUk.dita
8.16 Code 205 (Level switch inconsistency)
• Alarm code 205 is shown on the display.
• The alarm symbol on the display turns red and the pump
stops.
• Alarm code Level switch inconsistency is displayed in
Grundfos GO Remote.
Cause A float switch could be defective or stuck.
Remedy • Check the functionality of each float switch.
STATUS-NOT-SET | Code-225-(Communication-error-IO-module)-(ts)-f65Db08.dita
8.17 Code 225 (Communication error pump module)
• Alarm code 225 is shown on the display.
• The alarm symbol on the display turns red and the pump
stops.
• Alarm code Communication error is displayed in Grundfos
GO Remote.
• The pump module is unable to communicate with the product.
Cause
The pump module is installed incorrectly.
Remedy • Ensure that the module, including cables, is
fitted correctly.
Cause The pump module is defective.
Remedy • Contact Grundfos.
STATUS-NOT-SET | Code-226-(Communication-error-IO-module)-(ts)-5C5bI3w.dita
8.18 Code 226 (Communication error IO module)
• Alarm code 226 is shown on the display.
• The alarm symbol on the display turns red and the pump
stops.
• Alarm code Communication error is displayed in Grundfos
GO Remote.
• The pump module is unable to communicate with the product.
Cause
The IO module is installed incorrectly.
Remedy • Ensure that the module, including cables is
fitted correctly.
Cause The IO module is defective.
Remedy • Contact Grundfos.
STATUS-NOT-SET | Code-229-(Water-on-floor)-(ts)-AP90vmI.dita
8.19 Code 229 (Water on floor)
• Warning code 229 is shown on the display if you press
the Up or Down button.
• The warning symbol on the display turns yellow and the pump's
operating mode is unchanged.
• Warning code Water on floor is displayed in Grundfos GO
Remote.
Cause
The sensor detects water on the floor.
Remedy • Check for water leakage.
STATUS-NOT-SET | Technical-data-for-CU-241-(re)-Itw2Pw4.dita
9. Technical data
Supply voltage
24 VDC, - 10 %/+ 10 %.
Power supply is required to be class 2.
Check that the supply voltage corresponds to the values stated on
the nameplate.
Maximum power dissipation
Object Maximum power dissipation
99347488 9.4 W
Enclosure class
IP54, 3R for CU 241 built into panel of similar or higher enclosure
class.
GENIbus terminal
- 7 VDC to + 12 VDC.
Nominal current condition: 4 mADC.
Short-circuit current condition: 328mA.
Dimensions
187
137
52
TM072339
Related information
7.4 Replacing the battery
STATUS-NOT-SET | Disposing-the-product-(ta)-OjaaorI.dita
10. Disposing of the product
This product or parts of it must be disposed of in an environmentally
sound way.
1. Use the public or private waste collection service.
2. If this is not possible, contact the nearest Grundfos company or
service workshop.
3. Dispose of the waste battery through the national collective
schemes. If in doubt, contact your local Grundfos company.
See also end-of-life information at www.grundfos.com/product-
recycling.
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English (GB)