Biral HX 502-1 [19/60] Contents

Contents

1. Safety information Page 20

1.1 General remarks 20

1.2 Identification of notices 20

1.3 Staff qualification and training 20

1.4 Risk in the event of non-compliance

with the safety information

1.5 Safety-conscious work 21

1.6 Safety information for the operator/operating personnel 21

1.7 Safety information for installation,

maintenance and inspection works 21

1.8 Unauthorised reconstruction and production of spares 21

1.9 Improper operating methods 21

2. Transport/Storage 21

3. Intended application 22

3.1 Operating temperature/Operating pressure 22

4. Assembly 22

4.1 Flushing the heating system out 22

4.2 Antifreezers 22

4.3 Position for assembling 23

4.4 Installation 23

4.5 Direction of flow 23

4.6

Flange connection 24

4.7 Minimum pressure 24

5. Electrical connection 25

5.1 Plug Type A 25

5.2 Power setting 26

5.3 Frequency converter 26

6. Commissioning/Operating check 26

6.1 General remarks 26

6.2 Direction of rotation 26

6.3 Deaerating 27

6.4 Deblocking 27

7. Maintenance, Service 28

8. Summary of faults 28

english