GP VK12 Owner'S Manual Download

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Owner’s Manual

• Installation

• Use

• Maintenance

General Pump is a

member of the

Interpump Group

Ref 300837 Rev.C

04-16

Summary of Contents for VK12

Page 1: ...VK Owner s Manual Installation Use Maintenance General Pump is a member of the Interpump Group 8 Ref 300837 Rev C 04 16...

Page 2: ...ON Page 11 9 1 Installation Page 11 9 2 Direction of rotation Page 12 9 3 Version Change Page 12 9 4 Hydraulic connections Page 13 9 5 Pump power supply Page 13 9 6 Inlet line Page 13 9 7 Filtration P...

Page 3: ...use and maintenance instructions of the VK pump and should be carefully read and understood before using the pump Correct use and adequate maintenance will guarantee the pumps trouble free operation f...

Page 4: ...ous whiplash in case of bursting or broken connections 6 Appropriate safety guards must be provided for the pump transmission systems couplings pulleys and belts auxiliary drives 3 3 Safety During Ope...

Page 5: ...ration Workers needing to access the operating area must wait for the Operator to stop work and then immediately make their presence known 8 For safety reasons it is important that each member of the...

Page 6: ...FLOW RATE PRESSURE POWER GPM LPM PSI BAR HP kW VK12 Version without reduction gear 1200 5 3 20 4 21750 1500 79 59 Version with reduction gear 1500 1800 2200 VK14 Version without reduction gear 1200 7...

Page 7: ...INSTRUCTIONS The VK pump was designed to operate with filtered water see paragraph 9 7 and at maximum temperature of 86o F 30o C Other fluids may be used only upon the approval of The Customer Service...

Page 8: ...top off via the oil plug 3 fig 3 To correctly check the oil level the pump must be at ambient temperature To change the oil the pump must be at operating temperature and is done by removing the plug...

Page 9: ...differ from that mentioned earlier follow the indications contained in the diagram below keeping in mind that the oil must have a minimum viscosity of 180 cSt VISCOSITY ROOM TEMPERATURE DIAGRAM Exhaus...

Page 10: ...polyamide hoses with of 10 mm These serve to recover drainage of the seal pack cooling circuit and must be connected to the discharge making sure there is no back pressure 8 1 Linings Nose Cones VK pu...

Page 11: ...crews with a torque of 155 Ft Lb 210 Nm The base must be perfectly flat and rigid enough as not to allow bending or misalignment on the pump coupling axis transmission due to torque transmitted during...

Page 12: ...instructions below 1 Separate the hydraulic part from the mechanical part as indicated in point 2 2 1 of the repair manual 2 Turn the mechanical part 180o and reposition the rear casing cover in such...

Page 13: ...diagram in paragraph 9 9 and in any case equal or greater than the pump head s value Along the duct avoid localized diameter reductions that may cause pressure drops with subsequent cavitation Absolu...

Page 14: ...clogging conditions To guarantee the supply pressure required see 9 5 install a pressure regulator 9 8 Outlet Line To obtain a correct delivery line please comply with the following installation instr...

Page 15: ...at a value of 1 1 inch 28 mm Outlet Hose With a flow rate of 5 3 GPM 20 l mn and water speed of 5 5 m sec The diagram line that connects the two scales intersects the central scale indicating the dia...

Page 16: ...each belt can be verified in the diagram in fig 9 in rela tion to the number of RPM normally declared by the manufacturer Minimum duct pulley diameter on pump shaft 250 mm The radial load on the shaf...

Page 17: ...he relative bearing follow these directions a Use pulleys with v belts with the size of the groove required recommended by the manufacturer of belt used In the absence or directions follow fig 10 and...

Page 18: ...dicated in point 9 12 d Belt length has a natural tolerance 0 75 For this reason the three belts must be purchased as a pair e Follow the direction of the belt pull as shown in fig 12 for other needs...

Page 19: ...otherwise stated by the supplier of the belts control of proper pull and its relative re tensioning should be performed after no less than 30 minutes of motion necessary for the normal asjustment of...

Page 20: ...tightening etc must remain within the limits indicated by the transmission Manufacturer 5 The pump s oil level must be verified using the correct dipsticks position 1 fig 8 In case the pump has not r...

Page 21: ...To guarantee pump reliability and efficiency comply with the maintenance intervals as indicated in the table below For replacement follow instructions contained in the repair manual 10 3 Cooling Circu...

Page 22: ...ing 13 PRECAUTIONS AGAINST FREEZING In areas and periods of the year where there is risk of freezing follow the instructions indicated in Chapter 12 see paragraph 12 2 In the presence of ice in no cas...

Page 23: ...blems The pump does not deliver the rated flow is noisy Insufficient feeding see the causes listed above RPM are less than the rated flow Excessive amount of water by passed by the pressure adjustment...

Page 24: ...GENERAL PUMP A member of the Interpump Group VK SERIES Page 24 16 EXPLODED VIEW AND PARTS LIST VK Ref 300837 Rev C 04 16...

Page 25: ...lt Seal Ring 12x10x6 L P 3 F90260400 Alt Seal Ring 14x22x6 L P 3 41 F71214766 Fitting Support 12 3 F71214066 Fitting Support 14 3 43 F71211370 Fitting Bushing 12 3 F71211470 Fitting Bushing 14 3 44 F7...

Page 26: ...C 04 16 Page 26 17 MAINTENANCE LOG OIL CHANGE GREASE PACKING REPLACEMENT PLUNGER REPLACEMENT VALVE REPLACEMENT HOURS DATE GP Companies Inc 1174 Northland Drive Mendota Heights MN 55120 Phone 651 686...

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