Westen pulsar D, Operating And Installation Instructions, Page: 2 / 196

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926.323.1 - GB INSTRUCTIONS FOR USERS
Dear Customer,
We are confident your new boiler will meet all your requirements.
All
wESTEN products have been designed to give you what you are looking for: good performance
combined with simple and rational use.
Please do not put away this booklet without reading it first as it contains some useful information
which will help you to operate your boiler correctly and efficiently.
Do not leave any packaging (plastic bags, polystyrene, etc.) within the reach of children as they are
a potential source of danger.
wESTEN declares that these models of boiler bear the CE mark in compliance with
the basic requirements of the following Directives:
- Gas Directive 90/396/EEC
- Efficiency Directive 92/42/EEC
- Electromagnetic Compatibility Directive 2004/108/EEC
- Low Voltage Directive 2006/95/EC
1. Instructions prior to installation 3
2. Instructions prior to commissioning 3
3. Commissioning the boiler 4
4. Adjusting ambient temperature and DHW temperature 5
5. Description of button (Summer - Winter - Heating only - Off) 5
6. Filling the system 6
7. Turning off the boiler 6
8. Gas conversion 6
9. Prolonged shutdown. Frost protection (central heating circuit) 7
10. Troubleshooting 7
11. Routine maintenance instructions 7
12. General information 8
13. Instructions prior to installation 8
14. Installing the boiler 9
15. Dimensions of boiler 10
16. Installation of flue and air ducts 11
17. Connecting the mains supply 15
18. Connecting the ambient thermostat 15
19. Gas conversion methods 16
20. Visualisation of electronic board parameters on boiler display (“info” function) 18
21. Parameters setting 19
22. Adjustment and safety devices 20
23. Positioning the ignition and flame-sensor electrode 21
24. Checking combustion parameters 21
25. Output/pump head performance 21
26. Connecting the external probe 22
27. Connection of an external storage boiler 22
28. Annual servicing 23
29. Cleaning the filters 24
30. Removing scale from the DHW circuit 24
31. Dismounting the water-water heat exchanger 24
32. Circuit diagram 25-28
33. Illustrated wiring diagram 29-32
34. Technical data 33
CONTENTS
INSTRUCTIONS FOR USERS
INSTRUCTIONS FOR FITTERS