KNF UN012AT.16I Operating And Installation Instructions Download Page 15 | Manualshive

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Diaphragm Vacuum Pumps UN012, UN024, UN036_I

Servicing

15

1

Support

ring

2

Wave

diaphragm

3

Intermediate plate

4

Head plate

5

Spring washer

6

Cap nut

7

Clamping disc

8

Connection rod disc

9

Connection rod extension

10

O-ring

11

Valve plate

Fig. 6: Pump head (symbolic)

Fig. 7: Arrangement of the disk spring for material version of pump head

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Summary of Contents for UN012AT.16I

Page 1: ...all times the relevant instructions to avoid dangerous situations The manual was produced for the serial pumps stated above With customer specified projects pump types starting with PU or MPU there co...

Page 2: ...s The operating data are saved on the PC and can be printed out as a graphic 1 1 Electrical Equipment See the type plate for full electrical data of the motor The motors have IP54 protection class as...

Page 3: ...the pump is operating the following ambient conditions must be maintained Ambient temperature during operation between 10 C 40 C The pump must not be used in areas where there is a danger of explosion...

Page 4: ...the pneumatic pump suction and pressure lines heat up as do the pump head and the head insulation Do not touch these parts they could burn you Use only original KNF spare parts For the purposes of th...

Page 5: ...ed Compare the supply data with the data on the motor plate The voltage must not vary by more than 10 and 10 from that shown on the type plate In the electrical installation arrangements complying wit...

Page 6: ...the housing sealing is properly sited 6 Only 26 versions pumps with heated heads electronically controlled Connect the serial interface cable to an available active COM port on the PC to operate the p...

Page 7: ...lled head heating Remove the protection plugs from the port threads Connect the suction and pressure lines For size of the port threads see section 9 For flow direction see the marking on the pump hea...

Page 8: ...ating pressure of the pump is stated in the technical specifications section 9 If necessary consider any external sources of energy such as radiation that may add heat to the medium In case of doubt c...

Page 9: ...ine is throttled or regulated make sure that the maximum permissible operating pressure is not exceeded Ensure that the pump outlet is not closed or constricted When the pump is at a standstill the in...

Page 10: ...N OFF key UN012 UN024 UN036 Operating mode 1 is selected at the factory Changing the operating mode will cause error messages UN036 0 Operating mode 4 is selected at the factory The following settings...

Page 11: ...essed The Actual Temp LED display is not visible while the set point temperature is displayed The display switches back to the actual temperature 3 seconds after the SET TEMP button has been released...

Page 12: ...input the current value will be adopted as the set point temperature 4 UN036 0 in operating mode 4 Repeat the hysteresis process for head 2 To do this press the HYSTERESIS key twice If the pump is swi...

Page 13: ...e same time the nominal performance of the pump is not guaranteed after the service WARNUNG Health hazard due to dangerous substances in the pump Depending on the substances transferred caustic burns...

Page 14: ...etainer plate a KNF accessory see section 10 Screwdriver for slotted screw only for 11 versions Felt tip pen Sharp knife Tab 2 Tools and material Change the wave diaphragm and valve plates in the foll...

Page 15: ...ing 2 Wave diaphragm 3 Intermediate plate 4 Head plate 5 Spring washer 6 Cap nut 7 Clamping disc 8 Connection rod disc 9 Connection rod extension 10 O ring 11 Valve plate Fig 6 Pump head symbolic Fig...

Page 16: ...ve them together with the spring washers 5 The spring washers are fitted in order to maintain the tension of the wave diaphragm right across the temperature range of the pump 3 Remove head plate 4 4 R...

Page 17: ...4 Fit the new O rings 10 in the intermediate plate 3 e Refitting pump head 1 Place the head plate 4 on the intermediate plate 3 in the position indicated by the felt tip pen marking 2 Place spring was...

Page 18: ...lected in the pump head Let the pump run for a few minutes pumping air if necessary for safety reasons pumping an inert gas Install the pump at the highest point in the system Diaphragms or valve plat...

Page 19: ...ump operating mode has been selected by mistake UN 036 0 The temperature measured at the heating inset of head 2 is outside the permissible range Pump and heating inset s are switched off Displays E03...

Page 20: ...rt Order No Valve plate 049733 Wave diaphragm 049734 O ring 055675 Spring washer 056019 Tab 3 UN024 _T _I Spare part Order No Valve plate 049733 Wave diaphragm 051337 O ring 055675 Spring washer 05602...

Page 21: ...ic Data Liters in standard state 1 013 mbar Two headed pumps Flowrate per pump head Pump type Material Pump head Wave dia phragm Valve UN0xx 0 ST xxI Stainless steel PTFE PTFE UN0xx 0 AT xxI Aluminium...

Page 22: ...ve an RMA number submit a completed Decontamination Declaration form to rma knf com The Decontamination Declaration form can obtained from our website or by contacting KNF Technical Services http www...

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