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Safety instructions 

8

 

52 ASVxxx

 

2

 

Safety instructions  

All work must be done by trained specialist staff. 

Work on electrical systems or equipment may only be carried out by a 
qualified electrician or by instructed persons under the guidance and 
supervision of a qualified electrician, in accordance with the regulations of 
electrical engineering. 

All local regulations and safety precautions must be strictly observed during 
maintenance. 

WARNING: moving parts can cause hand injuries. 

 

 

Summary of Contents for ASV 52 Series

Page 1: ...ASV VAV compact controller Maintenance manual 52 ASVxxx ...

Page 2: ......

Page 3: ...troller9 3 2 Mechanical inspection of the VAV compact controller 10 3 3 Testing the damper using the CASE VAV parameterising software11 3 4 Measurement of the duct pressure 11 3 5 Zero adjustment of the differential pressure transmitter in the ASV and comparison of the measured value 12 3 6 Measuring the volume flow at max and min 12 4 Completion of service 13 4 1 Service report 13 5 Procedure dia...

Page 4: ...List of changes 4 52 ASVxxx List of changes Date Rev Ver issue Change Section Page ...

Page 5: ...List of figures 52 ASVxxx 5 List of figures Fig 1 Checking the ASV supply lines 9 Fig 2 Mounting the ASV on the VAV box 10 Fig 3 Releasing the lock 11 Fig 4 Procedure diagram 14 ...

Page 6: ... ASVxxx List of symbols Information Information relevant to handling the product Internet link Reference to links or applications on the internet Warning instruction Warning instructions are written in front of the action ...

Page 7: ... VAV boxes must also be included in the maintenance These maintenance instructions cover the following products ASVxxx VAV compact controllers Required information and materials 1 Access to the device cabinet 2 Commissioning certificates of the installed and operated ASVs 3 Room specifications if available 4 Latest CASE VAV software 5 Laptop 6 USB to RS 485 converter 7 2 x T hose 8x1 8 Hose 9 Cali...

Page 8: ...pment may only be carried out by a qualified electrician or by instructed persons under the guidance and supervision of a qualified electrician in accordance with the regulations of electrical engineering All local regulations and safety precautions must be strictly observed during maintenance WARNING moving parts can cause hand injuries ...

Page 9: ...e VAV controller Look out for damage dents and leaks on the VAV box and compact controller Check that the supply lines to the ASV and the VAV box are correctly laid see the ASV fitting instructions Fig 4 2 There must not be any kinks in the power cable or hoses Note down any damage anomalies or improper modifications Fig 1 Checking the ASV supply lines ...

Page 10: ...d on the VAV box and damper adapter is correctly seated Tighten the screw fittings and check the tightening torque of the fixing screw see ASV fitting instructions Fig 4 1 steps 7 8 and 9 Remove any dirt dust and accumulated deposits Fig 2 Mounting the ASV on the VAV box Check the electric contact terminals at the end of the power cable and tighten them ...

Page 11: ...SV and note down the working range Then use the Manual operation function and set the damper to Open and Closed You can see the position of the damper blade from outside using a marking on the damper spindle If not you can derive the position of the damper blade using the actual values of the volume flow The maximum volume flow must be reached when the damper is open If the function is not complet...

Page 12: ...e them down Only use certified measuring equipment Observe the stated error of the measuring instrument and note it down along with the recorded measured value If there are still measured values outside the tolerance range make a control measurement at local atmospheric pressure To do this remove the hoses again and select the Online values option in CASE VAV Compare the measured value with the ca...

Page 13: ...ce report To complete the service print out the configuration certificate by selecting File Print configuration certificate and attach it to the service report Update the XML backup file and the commissioning configuration certificate of the compact VAV controller ...

Page 14: ...Procedure diagram 14 52 ASVxxx 5 Procedure diagram Fig 4 Procedure diagram ...

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