Davey VM Series, Installation And Operating Instructions Manual

Page 1: ...hese instructions to the operator of this equipment VM Series Vertical Multistage Centrifugal Pump 50 60Hz Installation and Operating Instructions Tested in compliance with for use in contact with saf...

Page 2: ...ICATION OF THE PUMP 4 3 STRUCTURE 7 4 INSTALLATION INSTRUCTIONS 13 5 STARTING AND MAINTENANCE 14 6 DISMANTLING AND ASSEMBLY 15 7 ORDER OF ASSEMBLY FOR DIFFUSERS AND IMPELLERS 19 8 FAULT FINDING 27 9 I...

Page 3: ...at are free from solids and fibers Please consult your Davey dealer for specific application needs Boiler feeding and condensation system Water treatment infiltration filtration system Food beverage i...

Page 4: ...ils 2 IDENTIFICATION OF THE PUMP VM 32 2AM3 Motor fitted M1 Single phase M3 Three phase ML Liquid end Impeller variation A turndown VM Series Vertical Multistage Stainless Steel Pump Number of stages...

Page 5: ...VM1 3 5 10 15 20 Flange pipe thread 25 VM32 VM32 1A to VM32 6B 16 VM32 6 to VM32 10B 30 VM42 VM42 1A to VM42 4B 16 VM42 4 to VM42 6 25 VM42 7B to VM42 7 30 VM65 VM65 1A to VM65 3 16 VM65 4B to VM65 52...

Page 6: ...ffuser 4b Neck ring cover 4c Neck ring 5 Coupling 5a Inducer 6 Baseplate Flange type 6a Baseplate cutting ferrule type 7 Shaft pin 8 Nut M12 8a Washer 12 9 Screw 10 Circlip cover 20 Flange 21 Retainin...

Page 7: ...p cover 20 Flange 21 Retaining ring 22 Supporting washer 23 Nut M8 LH 24 Impeller washer 25 Staybolt 26a lnlet outlet chamber Flange type 26d lnlet outlet chamber pipe thread type 28 Drain screw M10 2...

Page 8: ...4 20 Flange 21 Retaining ring 22 Supporting washer 23 Nut M10 LH 24 Impeller washer 25 Staybolt 26a lnlet outlet chamber Flange type 26d lnlet outlet chamber pipe thread type 28 Drain screw 29 Drain p...

Page 9: ...Retaining ring 22 Supporting washer 23 Nut M10 LH 24 Impeller washer 25 Staybolt 26a lnlet outlet chamber Flange type 26d lnlet outlet chamber pipe thread type 28 Drain screw 29 Drain plug 30 O ring 1...

Page 10: ...5a Impeller nut for support diffuser Not for 1 or 2 stage pumps 16 Cone 17 Intermediate bearing Not for 1 or 2 stage pumps 18 Cover 19 Flat washer 19a Hex socket head screw 20a Flange 25 Staybolt 26h...

Page 11: ...washer 13 Socket hex cap screw 13a Flat washer 14 Strap 15 Impeller nut 16 Impeller shaft sleeve 17 Shaft sleeve 18 Cover 19 Washer 14 20a Flange 25 Staybolt 26h Inlet outlet chamber CDLF type 26b Inl...

Page 12: ...icates the liquid flowing direction before startup check the flow direction is correct direction Install the pipes so that air locks do not occur especially on the suction side of the pump See drawing...

Page 13: ...foundation bolts is tightened Whether the voltage of power supply is normal Whether there is leakage of pipelines Whether the suction valve is fully open If fitted pressure gauge check whether the pre...

Page 14: ...w M8LH 1 25 30 1 4 After assembly Turn the coupling by hand it should be free Connect the pump with pipelines test it it should run well 2 Motor 2 1 Dismantling Remove the screws pos 2 together with t...

Page 15: ...of mechanical seal Fit the coupling guard pos 1a 1b and fasten the screws pos 2 3 2 2 VM32 VM200 Moisten the shaft end with soap water Press mechanical seal down on to the shaft put it into pump head...

Page 16: ...he shaft See drawing 5 A 5 B Order of asse mbly for diffusers and impellers Tighten the nuts pas 23 by the required torque as Table 2 indicated 5 2 Dismantling and assembly of diffuser stack for model...

Page 17: ...9a impeller sleeve pos 16 support diffuser pos 4a Remove nut pos 23 washer pos 19 cover pos 18 inlet impeller sle eve pos 57 sleeve pos 17 support washer pos 58 5 4 2 Assembly Reverse the steps of 5 4...

Page 18: ...18 7 ORDER OF ASSEMBLY FOR DIFFUSERS AND IMPELLERS 1 See drawing 5 A for assembling order of VM1 3 Symbol information Drawing 5 A VM1 3 assembling order...

Page 19: ...19 2 See drawing 5 B for assembling order of VM5 Symbol information Drawing 5 B VM5 assembling order...

Page 20: ...20 3 See drawing 5 C for assembling order of VM10 Symbol information Drawing 5 C VM10 assembling order...

Page 21: ...21 4 See drawing 5 D for assembling order of VM15 20 Symbol information Drawing 5 D VM15 20 assembling order...

Page 22: ...22 5 See drawing 5 E for assembling order of VM32 Symbol information Drawing 5 E VM32 assembling order...

Page 23: ...23 6 See drawing 5 F for assembling order of VM42 Symbol information Drawing 5 F VM42 assembling order...

Page 24: ...24 7 See drawing 5 G for assembling order of VM65 Symbol information Drawing 5 G VM65 assembling order...

Page 25: ...25 8 See drawing 5 H for assembling order of VM90 Symbol information Drawing 5 H VM90 assembling order...

Page 26: ...tor protective circuit breaker correctly b Check power supply c Add voltage stable device Motor protective circuit breaker has not tripped out but the pump does not run a Contacts in motor protective...

Page 27: ...27 NOTES...

Page 28: ...bility The warranty claim will be assessed by Davey on the basis of their product knowledge and reasonable judgement and will be accepted if a relevant defect is found the warranty claim is made durin...