Nova-Tech Pulsafeeder OMNI DC7 - Manual (Page 3)

Table of Contents
1. I NTRODUCTION ......................................................................................................................................4
2. P RINCIPLES O F O PERATION ..................................................................................................................4
2.1 Reagent Head Assembly.........................................................................................................5
2.2 Control Assembly ....................................................................................................................5
2.3 Gear Ratio Assembly ..............................................................................................................5
3. E QUIPMENT I NSPECTION ........................................................................................................................6
4. S TORAGE ………………………………………………………………………………………………..…...6
5. I NSTALLATION .......................................................................................................................................6
5.1 Location....................................................................................................................................6
5.2 Piping System ..........................................................................................................................7
5.3 Suction Pressure Requirements ............................................................................................7
5.4 Discharge Pressure Requirements........................................................................................8
6. E QUIPMENT S TARTUP ...........................................................................................................................9
6.1 Fastener Inspection.................................................................................................................9
6.2 Output Adjustment ..................................................................................................................9
6.3 Oil Fill and Maintenance .........................................................................................................10
6.4 Priming the Reagent Head......................................................................................................11
6.5 Calibration ................................................................................................................................13
7. M AINTENANCE ......................................................................................................................................14
7.1 Diaphragm Removal & Reinstallation ...................................................................................16
7.2 Diaphragm Shaft Seal .............................................................................................................18
7.3 Check Valves............................................................................................................................19
7.4 Check Valve Removal & Reinstallation, Plastic Union-Nut type ........................................20
7.5 Check Valve Removal and Reinstallation, Metal Tie-Bar type ............................................21
7.6 Motor Removal & Reinstallation ............................................................................................23
8. R EPLACEMENT P ARTS ..........................................................................................................................24
8.1 KOPkit Program .......................................................................................................................24
8.2 Ordering KOPkits or Parts......................................................................................................24
8.3 KOPkit numbers by model: ....................................................................................................25
9. M ODEL N UMBER I DENTIFICATION ...........................................................................................................25
10. W ET E ND M ATERIALS R EFERENCE ........................................................................................................26
11. T ROUBLESHOOTING ..............................................................................................................................27
12. P IPING A CCESSORIES ...........................................................................................................................29
13. D IMENSIONAL D RAWING ........................................................................................................................30
14. P ARTS D IAGRAMS AND P ARTS L ISTS .....................................................................................................32
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