General Pump KF Series Owner'S Manual Download Page 7

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Page 7

5. TECHNICAL FEATURES

6. DIMENSIONS AND WEIGHT

MODEL

RPM

FLOW RATE

PRESSURE

POWER

GPM

l/min

PSI

Bar

EBHP

KF28A

1000

24.5

3000

207

KF30A

1000

28.0

106

2900

200

KF32A

1000

31.7

120

2610

180

KF36A

800

32.2

122

2300

160

KF36A

900

36.2

137

2050

140

KF36A

1000

40.0

153

1900

130

KF40A

900

45.0

170

1600

110

Weight: 150 Lbs./68 Kg.

For dimensions and weight of Standard Version pumps, please refer to fig. 2.

GENERAL PUMP

A member of the Interpump Group

KF SERIES

Serial #10127003 and later

Ref 300763 Rev. F

08-21

Summary of Contents for KF Series

Page 1: ... s Manual Installation Use Maintenance Ref 300763 Rev F 08 21 General Pump is a member of the Interpump Group Serial 10127003 and later Note This manual covers KF Pumps with serial numbers starting at 10127003 ...

Page 2: ...9 8 PORTS AND CONNECTIONS Page 10 9 PUMP INSTALLATION Page 10 9 1 Installation Page 10 9 2 Direction of rotation Page 11 9 3 Version change Page 11 12 9 4 Hydraulic connections Page 12 9 5 Pump feeding Page 12 9 6 Suction line Page 12 9 7 Filtering Page 13 9 8 Delivery line Page 14 9 9 Internal diameter of hose Page 14 9 10 V belt transmission Page 15 9 11 Transmission definition Page 16 9 12 Defi...

Page 3: ...ING Page 21 22 16 KF EXPLODED VIEWS AND PARTS Page 23 25 17 FLUSHING CIRCUIT DIAGRAM OF USE Page 26 18 KFR SPECIAL VERSIONS Page 27 19 KFR EXPLODED VIEW PARTS LIST Page 28 30 20 MAINTENANCE LOG Page 27 GENERAL PUMP A member of the Interpump Group KFR SERIES Serial 10127003 and later Ref 300763 Rev F 08 21 ...

Page 4: ... precaution that is reasonably feasible must be neglected both by the Manufacturer and the Operator 3 2 High pressure unit safety requirements 1 The pressure line must always be equipped with a safety valve 2 High pressure unit components in particular for those units working outside must be adequately protected against rain frost and heat 3 The units electrical parts must be adequately protected ...

Page 5: ...ion 3 We advise to employ a team of at least two Operators able to provide mutual and immediate assistance if needed and to rotate their duties in case of long and heavy work 4 Access to the work area that is within the water jets range must be absolutely forbidden the area must be free of objects that may be unintentionally hit by the pressurized jet causing damage or dangerous situations 5 The w...

Page 6: ...PM Power absorbed Hp kW Flow Rate l mn GPM Pressure bar PSI Pump model version and serial number must always be specified when ordering spare parts GENERAL PUMP A member of the Interpump Group KF SERIES Pump model with the ATEX configuration Point 3 specific ATEX making for explosion protection Point 4 ground screw location Serial 10127003 and later Ref 300763 Rev F 08 21 ...

Page 7: ...00 200 55 KF32A 1000 31 7 120 2610 180 56 KF36A 800 32 2 122 2300 160 50 KF36A 900 36 2 137 2050 140 50 KF36A 1000 40 0 153 1900 130 52 KF40A 900 45 0 170 1600 110 49 Weight 150 Lbs 68 Kg For dimensions and weight of Standard Version pumps please refer to fig 2 GENERAL PUMP A member of the Interpump Group KF SERIES Serial 10127003 and later Ref 300763 Rev F 08 21 ...

Page 8: ...s are treated with additives in order to increase corrosion protection and resistance to fatigue As an alternative Automotive SAE 85W 90 gearing lubricants may also be used 7 1 Water Temperature The max water temperature is 104 F 40 C Nonetheless it is possible to use the pump at temperatures of up to 185 F 85 C for short periods of time In this case we advise consulting the Customer Service Depar...

Page 9: ...t be collected in an appropriate recipient and disposed of in appropriate locations In absolutely no case may it be dispersed into the environment GENERAL PUMP A member of the Interpump Group KFR SERIES Set up the pumping system so that oil temperatures do not exceed in exceed 212 F 100 C during pump operation Use a temperature probe to be inserted into to oil drain plug Pos 2 Fig 3 See ATEX EXPLO...

Page 10: ...Nm The base must be perfectly flat and sufficiently rigid in order to avoid bending and misalignments on the pump transmission coupling axis due to the torque applied during operation The unit must not be rigidly fixed to the pavement but requires the use of anti vibration elements For special applications contact the Customer Service Department The pump is equipped with two lifting eyebolts to fa...

Page 11: ...PTO shank of the pump shaft is on the right side A left version pump is defined when observing the pump from the head side the PTO shank is on the left side NOTE Fig 5 shows a right version The version may be changed only by specialized and authorized personnel by carefully following the instructions that follow 1 Separate the hydraulic part from the mechanical part as indicated in Chapter 2 parag...

Page 12: ...ction line must have the following characteristics 1 Minimum internal diameter as indicated in the 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 Absolutely avoid 900 elbows connections with other hoses bottlenecks counter slopes upside down U shaped cur...

Page 13: ...ed as close as possible to the pump should allow easy inspection and have the following characteristics 1 Minimum capacity 3 times greater than the pump s rated flow value 2 Filter port diameters must not be smaller than the pump inlet ports 3 Filtration degree ranging between 200 and 360 µm GENERAL PUMP A member of the Interpump Group KF SERIES Serial 10127003 and later Ref 300763 Rev F 08 21 ...

Page 14: ...e take into proper account the pressure drop along the line since this causes a reduction in usage pressure with respect to the value measured at the pump 7 If the pump pulsations are harmful for particular applications install an appropriately sized pulsation dampener on the delivery line 9 9 Internal Diameter of the Hose Line To determine the internal diameter of the hose please refer to the dia...

Page 15: ...aft must not be greater than 7500 N value required for the definition of the lay out The transmission is considered adequate if this load is applied at a maximum distance of a 40 mm from the shaft shoulder PTO as indicated in fig 10 The diagram does not take into account the hose and valve resistance the pressure drop due to the pipe length the viscosity and the temperature of the pumped fluid If ...

Page 16: ...acturer Should no indications be supplied please see fig 9 and the table in fig 10 b Use high efficiency belts for example XPB instead of SPB this will allow to use a lower number of belts to transmit the same power and consequently a minor distance of the resultant from the shaft shoulder PTO a in fig 10 Page 16 GENERAL PUMP A member of the Interpump Group KF SERIES Serial 10127003 and later Ref ...

Page 17: ... needs please contact the Customer Service Department f Carefully align driver pulley and driven pulley races 9 12 Definition of belt static tension values Static tension depends on a The center distance between the two pulleys belt length b The load due to the belt s static tension c The number of belts d The angle of wrap of the smallest pulley e Average speed f Etc For belts with an XPB profile...

Page 18: ... Note 2 If required or during normal maintenance never replace a single belt but the entire set GENERAL PUMP A member of the Interpump Group KF SERIES Fig 13 By means of the V Belt withdrawable max torque is 48 ft lbs 65 Nm which corresponds to 7 HP at 750 rpm 7 4 HP at 800 rpm 8 3 HP at 900 rpm 9 3 HP at 1000 rpm 11 1 HP at 1200 rpm By means of the V Belt withdrawable max torque is 98 ft lbs 130 ...

Page 19: ...dicated by the transmission Manufacturer 5 The pump s oil level must be verified using the correct dipsticks position 1 fig 14 and especially by means of the oil sight glass position 2 fig 14 GENERAL PUMP A member of the Interpump Group KF SERIES In case the pump has not run for a long period of time verify the correct operation of the suction and delivery valves 10 2 Start up 1 When starting the ...

Page 20: ...the filter draining if open c Be sure that the connecting hose is clean spread with grease and connect it to the high pressure outlet port d Fit a suction hose to the membrane pump Open the pump suction connection and fit hose between it and the membrane pump e Fill the container with the solution emulsion f Put the free extremities of the suction line and the high pressure outlet hose inside the ...

Page 21: ...ntenance instructions 3 use not compliant with operating instructions 4 insufficient flow rate 5 faulty installation 6 incorrect positioning or sizing of the hoses 7 non authorized design changes 8 cavitation 15 TROUBLESHOOTING The pump does not produce any noise at start up The pump is not primed and is running dry There is no water in the inlet line The valves are blocked The delivery line is cl...

Page 22: ...large Insufficient RPM Leakage from the pressure packings Incorrect operation of the pressure adjustment valve Worn valves Overheated pump The pump is overloaded pressure or RPM exceed the rated values Oil level is too low or the oil is not of a suitable type indicated in Chapter 7 see paragraph 7 4 Incorrect alignment of the joint or pulleys Excessive inclination of the pump during operation Pump...

Page 23: ...Page 23 16 KF EXPLODED VIEW AND PARTS LIST GENERAL PUMP A member of the Interpump Group KF SERIES Serial 10127003 and later Ref 300763 Rev F 08 21 ...

Page 24: ...nt Ø40 3 39 F99448000 Screw M12x150 8 40 F99429500 Screw M12x35 14 41 F71210136 Cover Valves 2 Item Part No Description QTY 42 F71211170 Valve Plug 6 43 F90525000 Anti extrusion Ring Ø50 9x55x1 5 6 44 90388900 O ring Ø48 89x2 62 12 45 36204505 Guide Valve 6 46 F94755000 Spring Ø25 2x26 3 47 F36208651 Internal Valve Guide 6 48 F36208502 Poppet Valve 6 49 F36204156 Valve Seat 6 50 F90524000 Anti ext...

Page 25: ...7 43 50 100 3 5 7 10 14 20 25 28 32 34 35 36 37 43 44 50 KIT NUMBER F2135 Connecting Rod Bushing Kit Standard F2154 Connecting Rod Bushing Kit 0 25 F2155 Connecting Rod Bushing Kit 0 50 Positions Included 62 63 62 63 62 63 KIT NUMBER F2013 Outlet Valve Kit Positions Included 44 50 51 GENERAL PUMP A member of the Interpump Group KF SERIES Torque Specifications Position Torque 9 7 5 ft lbs 10 Nm 11 ...

Page 26: ... to the following valves for proper system operations Minimum circuit flow rate 1 06 GPM 4 l min max fluid pressure 87 02 PSI 6 bar GENERAL PUMP A member of the Interpump Group KF SERIES Page 26 Serial 10127003 and later Ref 300763 Rev F 08 21 ...

Page 27: ... the pump can be used with water temperatures up to 140 F 60 C but only for short periods In this case it is best to contact our Technical or Customer Service Department 18 1 3 Maximum Pressure and Flow Rate The rated specifications stated in our catalog are the maximum that can be obtained by the pump Independently of the power used the maximum pressure and RPM indicated on the specification labe...

Page 28: ...GENERAL PUMP A member of the Interpump Group KFR SERIES Page 28 19 KFR EXPLODED VIEW AND PARTS LIST Serial 10127003 and later Ref 300763 Rev F 08 21 ...

Page 29: ...70 Ring Seal Ø40 3 50 F90079700 Circlip Ø52 3 51 F71040609 Plunger Ø28 x 95 3 F71040309 Plunger Ø30 x 95 3 F72040009 Plunger Ø32 x 95 3 F71040409 Plunger Ø36 x 95 3 F71040509 Plunger Ø40 x 95 3 Item Part No Description QTY 52 F36713601 Inlet Valve Packing 3 53 F36204156 Valve Seat 6 54 F90524000 Anti extrusion Ring Ø49 5 x 54 x 1 5 6 55 F36208502 Poppet Valve 6 56 F36208651 Internal Valve Guide 6 ...

Page 30: ...7 68 59 4 8 12 22 24 26 26 29 36 39 40 45 46 48 54 59 67 68 59 4 8 12 22 24 26 26 29 36 39 40 45 46 48 54 59 67 68 59 4 8 12 22 24 26 26 29 36 39 40 45 46 48 54 59 67 68 59 KIT NUMBER F2135 Connecting Rod Bushing Kit Standard Positions Included 14 15 KIT NUMBER F2013 Outlet Valve Kit Positions Included 39 54 62 Torque Specifications Position Torque 11 29 5 ft lbs 40 Nm 13 22 ft lbs 30 Nm 20 7 5 ft...

Page 31: ...T VALVE REPLACEMENT HOURS DATE GP Companies Inc 1174 Northland Drive Mendota Heights MN 55120 Phone 651 686 2199 Fax 800 535 1745 www generalpump com email sales gpcompanies com GENERAL PUMP A member of the Interpump Group KFR SERIES Serial 10127003 and later Ref 300763 Rev F 08 21 ...

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