English (US) Installation and operating instructions
Original installation and operating instructions
Table of contents
1. General information ............. 5
1.1 Hazard statements .............. 5
1.2 Notes ..................... 5
2. Product introduction ............ 6
2.1 ALPHA CS .................. 6
2.2 Intended use ................. 6
2.3 Pumped liquids ................ 6
2.4 Identification.................. 7
3. Approvals .................. 8
3.1 Approvals of pump .............. 8
3.2 Approvals for Comfort Valve ......... 8
4. Receiving the product............ 8
4.1 Inspecting the product ............ 8
4.2 Scope of delivery ............... 8
5. Installation requirements .......... 9
5.1 Radio frequency radiation exposure
information (for Canada and US only) .... 9
5.2 Optimal installation and operation ...... 9
6. Mechanical installation ...........10
6.1 Installation diagram ..............10
6.2 Mounting the product .............10
6.3 Changing the control box position ......11
6.4 Installation of Comfort Valve .........12
7. Electrical connection ............13
8. Starting up the product ...........14
9. Control functions ..............14
9.1 Operating panel ................14
9.2 Light fields indication .............15
9.3 Control modes ................15
10. Setting of the product ............16
10.1 Connecting the product to Grundfos GO ..16
10.2 Guided setup .................17
10.3 Flow limitation .................17
10.4 Trend data...................17
10.5 Updating the software ............17
10.6 Resetting to factory settings .........17
11. Service ....................18
12. Fault finding .................19
12.1 Fault indication on the pump operating
panel .....................20
12.2 Overview of alarm and warning codes ....20
12.3 Resetting alarms and warnings manually
with Grundfos GO...............21
12.4 Alarm and warning code logs.........21
12.5 Automatic deblocking .............21
12.6 Overheated boiler ...............21
12.7 Noise in the system ..............21
12.8 No hot water at the faucet ..........21
12.9 Very hot water in the cold-water return
pipe ......................21
12.10 Alarms.....................22
12.11 Warnings ...................23
13. Technical data ................24
14. Disposing of the product ..........24
15. Document quality feedback ........24
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English (US)
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