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HF SERIES

Page 25

Serial #10127003 and Later

GENERAL PUMP

A member of the Interpump Group

REPAIR KITS

Item

Part No.

Description

QTY.

1

F71120356

Manifold Ø 22

1

F71120456

Manifold Ø 22 - NPT

F71128156

Manifold Ø 25

F71128056

Manifold Ø 25 - NPT

2

F98197200

Plug G 1/8” x 8

3

3

F90357600

O-ring, Ø 6.75 x 1.78

3

4

F36718901

Inlet Valve Group

5

F36210566

Inlet Valve Seat

3

6

F90517700

Back-up Ring Ø 30 x 34.5 x 1.5

3

7

F90386600

O-ring, Ø 29.82 x 2.62

3

8

F36209566

Spherical Valve

6

9

F94739700

Spring Ø 11.4 x 20

3

10

F36209751

Valve Guide

6

11

F71226356

Valve Bushing

3

12

F90517900

Back-up Ring Ø 31.4 x 35.5 x 1.5

6

13

F90386600

O-ring, Ø 29.82 x 2.62

3

14

F90387800

O-ring, Ø 39.34x2.62

6

15

F36718801

Delivery Valve Group

3

16

F90514500

Back-up Ring Ø 22.9 x 27 x 1.5

3

17

F90385100

O-ring, Ø 21.89 x 2.62

3

18

F36210466

Outlet Valve Seat

3

19

F71226466

Plug Ø 45

3

20

F94740100

Spring Ø 12 x 17

3

21

F90522000

Back-up Ring Ø 40.9 x 45 x 1.5

3

22

F71226256

Valve Cover

1

23

F90367100

O-ring, Ø 11 x 2

3

24

F90231000

Seal Ø 22 x 35 x 9, HP

3

F90237000

Seal Ø 25 x 38 x 10, HP

25

F90387500

O-ring, 37.77 x 2.62

3

26

F71228266

Support Seal Ø 22

3

F71226166

Support Seal Ø 25

27

F90079700

Stop Ring Ø 52

3

28

F71228166

Seal Ring Ø 22

3

F71226066

Seal Ring Ø 25

29

F71040109

Plunger Ø 22 x 95

3

F71040209

Plunger Ø 25 x 95

30

F71223856

Plunger Screw

3

31

F90230000

Packing Ø 22 x 28.15

3

F90236800

Packing Ø 25 x 31.15

32

F99485000

Screw M14 x 40

8

33

F99448000

Screw M12 x 150

8

34

F96714000

Wiper Ø 10 x 50 x 1

3

35

F90167800

Seal Ø 38 x 52 x 7 

3

36

F71225851

Plug Housing 

6

37

F91859000

Roller Bearing 

2

38

F90391800

O-ring, Ø 94.92x2.62

2

39

F71220081

Shim 0.1 mm 

-

F71220381

Shim 0.25 mm

40

F90075600

Ring Ø 45

1

41

F70211801

Oil Level Indicator

1

42

F90387700

O-ring, Ø 39.34 x 2.62

1

43

F71150122

Oil Level Indicator Side Cover

1

44

F99186700

Screw M6x18

20

45

F98218700

Plug G 1/2” x 13 

 

1

46

F90384100

O-ring, Ø 17.13 x 2.62

1

47

F71160022

Rear Cover Housing

1

48

F98212000

Dipstick

1

49

F90400000

O-ring, Ø 215 x 3

1

Item

Part No.

Description

QTY.

50

F71010022

Pump Housing

1

51

F98206000

Hole Pug, Ø 15

4

53

F99426600

Screw M12x25

1

54

F71223074

Lifting Bracket

1

55

F90924300

Babbitt Bearing, Non-load Side

3

F90924400

Babbitt Bearing, Non-load Side, +0.25

F90924500

Babbitt Bearing, Non-load Side, +0.50

56

F71020035

Crankshaft

1

57

F91500000

Tab 12 x 8 x 70

1

58

F71150022

PTO Side Cover

1

59

F90170000

Oil Seal Ø 50 x 65 x 8

1

60

F90060600

Ring Ø 20

6

61

F97743000

Pin Ø 20 x 38

3

62

F71050715

Plunger Guide

3

63

F90924000

Babbitt Bearing, Load Side

3

F90924100

Babbitt Bearing, Load Side +0.25

F90924200

Babbitt Bearing, Load Side +0.50

64

F71225951

Crankcase Plug

3

66

F90387800

O-ring, Ø39.34 x 2.62

6

67

F71030701

Complete Rod

3

68

F90911000

Connecting Rod Bushing

3

69

F99313800

Connecting Rod Screw

3

70

-

Manifold, Ø 25, Flushing

1

F71128256

Manifold, Ø 25, Flushing, NPT

71

F99309800

Screw, N8 x 35

6

72

F10067720

Hydraulic “A” Motor Flange

1

73

F10074570

Spacer Ø 31.75

1

74

F10079747

Flex Coupler

1

75

F10742801

Flex Coupler 40 x 31.75

1

76

F10074670

Spacer Ø 40

1

77

F10075020

Hydraulic Motor Flange, SAE-C

1

78

F99314600

Screw M8 x 50

6

79

F71020735

Crankshaft, PTO

1

80

F97615200

Plug Ø 5 x 10

1

81

F71226554

Auxiliary Power Take-off

1

82

F96737800

Wiper 17 x 24 x 1

1

83

F99514200

Screw M16 x 45

1

84

F97594000

Oil Level Indicator, G1/2”

1

85

F99314600

Screw M8 x 50

16

86

F72210920

Reducer Housing Cover

1

87

F91859300

Bearing 

1

88

F10070835

Pinion Z27 R1.250

1

F10070935

Pinion Z25 R1.500

F10071035

Pinion Z22 R1.830

89

F91857700

Bearing 

1

90

F99430700

Screw M12 x 40

1

91

F72211055

Washer Ring 

1

92

F10071135

Ring Gear Z34 R1.250

1

F10071235

Ring Gear Z37 R1.500

F10071335

Ring Gear Z40 R1.830

93

F90394800

O-ring, 209.22 x 2.62

1

94

F72210820

Reduction Gear Box

1

95

F90358500

O-ring, 10.82 x 1.78

2

96

F98204250

Plug G 1/4” x 3

2

97

F97618500

Plug Ø 8 x 18

1

98

F72210784

Housing Reducer Gasket

1

99

F71050866

Piston Guide Rod

3

100

F99199400

Screw M6x65

6

101

F90352800

O-ring, Ø 30.00x1.5

3

F0202 

(Plunger 

Packing Kit-

HF22N)

F2174 

(Plunger 

Packing Kit-

HF25N/F)

F2172 

(Inlet Valves Kit 

HF22N, HF25/F)

F2173 

(Outlet 

Valves Kit)

F2257 

(Complete Seals 

Kit-HF22N)

F2175 

(Complete Seals 

Kit-HF25N/F)

F2135 

(Babbit Bearing

Set)

F2154 

(Babbit Bearing

Set, +0.25)

F2155 

(Babbit Bearing

Set, +0.50

)

24, 31 

24, 31 

4

15

3, 6, 7, 12, 13, 

14, 16, 17, 21, 

23, 24, 25, 31, 

35, 38, 40, 42, 

46, 49, 59

3, 6, 7, 12, 13, 

14, 16, 17, 21, 

23, 24, 25, 31, 

35, 38, 40, 42, 

46, 49, 59

55, 63

55, 63

55, 63

Ref 300764 Rev. F

05-21

Содержание HF Series

Страница 1: ...llation Use Maintenance Serial 10127003 and Later NOTE This Manual covers HF pumps with Serial Numbers starting at 10127003 Ref 300764 Rev F 05 21 HF25N HF18 HF20 HF22 HF25 WK355 General Pump is a member of the Interpump Group ...

Страница 2: ...oning Page 9 9 2 Direction of rotation Page 10 9 3 Version change Page 10 9 4 Hydraulic connections Page 11 9 5 Pump supply Page 11 9 6 Inlet line Page 11 9 7 Filtration Page 12 9 8 Outlet line Page 13 9 9 Internal Diameter of hose Page 13 9 10 V belt transmission Page 14 9 11 Transmission Definition Page 15 9 12 Static pull to apply on belts Page 16 9 13 Transmission of power from second PTO Page...

Страница 3: ... for damages arising from the misuse and non observance of the instructions indicated in this manual On receiving the pump please check that it is complete and in good state Should you find anything out of order please contact General Pump before installing and starting the pump 2 SYMBOL DESCRIPTIONS Warning Potential Danger Danger Electrocution Danger Danger Wear protective mask Danger Wear goggl...

Страница 4: ...n checked personnel Page 4 Serial 10127003 and Later HF SERIES GENERAL PUMP A member of the Interpump Group 3 SAFETY 3 1 General Warnings for Safe Operation The misuse of a high pressure water unit and the non observance of the pump installation and maintenance instructions may cause serious damages and or injuries to people or properties or both Any Manufacturer Operator requested to assemble use...

Страница 5: ...perators consisting of at least 2 members capable of giving mutual and immediate assistance in case of emergency and for taking turns during long and demanding operations 4 The area in which the work is to proceed should be clear of loose items and debris to prevent tripping and slipping hazards 5 The water jet should be directed only and always against the workpiece even during preliminary operat...

Страница 6: ...ssure Power l min GPM bar PSI kW HP HF18 800 1000 30 38 8 1 10 1 600 500 8700 7250 35 5 36 8 48 50 HF20 1000 47 12 4 400 5800 36 8 50 HF22 800 1000 45 57 12 15 400 350 5800 5070 35 5 36 8 48 50 HF25 HF25N HF25N F 1000 73 19 3 280 4060 36 8 50 WK355 1000 57 15 1 350 5075 38 1 51 8 Fig 2 Fig 2a Dry Weight 132 2 lbs Dry Weight 134 5 lbs Ref 300764 Rev F 05 21 ...

Страница 7: ... volume of the pump above its maximum value unless especially authorized by our Customer Service Department 7 3 Lowest operating RPM The lowest operating speed allowed for these types of pumps is 100 RPM for non continuous periods any rpm other than as shown in the performance table see chapter 5 must be expressly and authorized Customer Service Department BRAND TYPE GENERAL PUMP SERIES 220 ARAL A...

Страница 8: ...g pos 2 fig 3 The oil check and change must be carried out as indicated in the table in fig 14 chapter 11 The quantity required is 128 oz 3 8 litres In any case oil must be changed at least one a year as it is degraded by oxidation For room temperatures other than 32 F to 86 F 0 C to 30 C follow the instructions in the following diagram considering that oil must have a minimum viscosity of 180 cSt...

Страница 9: ...igid and perfectly flat and horizontal base by means of the proper four M16 x 1 5 threaded feet Tighten the screws to 155 ft lbs 210 Nm The base should be rigid enough to avoid any misalignment or flexing on the pump transmission coupling axis due to the torque involved during operation The unit should not be rigidly fixed on the floor but be installed upon vibration dampeners For special applicat...

Страница 10: ...TO shank on the right side The pump version is defined as left when Observing the pump facing the head side the pump shaft must have a PTO shank on the left side Note The version shown in Fig 5 is right The pump can only be modified by trained and authorised personnel and carefully following the instructions below 1 Separate the hydraulic part from the mechanical part as indicated in chapter 2 par...

Страница 11: ...the following characteristics 1 The minimum internal diameter as indicated in the graph in par 9 9 and in any case equal to or exceeding that of the pump head 2 The layout must be such as to prevent cavitation problems 3 It should be perfectly airtight 4 It must be positioned in such a way to prevent the pipe emptying after the pump stops 5 Do not use 3 or 4 way hydraulic fittings adapters swivel ...

Страница 12: ...racteristics 1 The filter capacity should be at least three times the rated pump volume 2 Filter port diameters should not be smaller than the pump inlet ports 3 Filtration degree in between 50 and 80 mesh 360 to 200 microns For smooth pump operation regular filter cleaning is necessary planned according to the actual use of the pump in relation to the quality of water used and actual clogging con...

Страница 13: ...s that lead to a pressure measured at the pump 7 If necessary the effects of the pump pulsations can be reduced by installing a proper pulsation dampener in the pressure line 9 9 Internal Diameter of Hose To determine the internal diameter of the hoses follow the following diagram Inlet Hose With a flow rate of 74 l min and a water velocity of 0 5 m sec The graph line joining the two scales meets ...

Страница 14: ...elt can verified in the diagram in fig 7 in relation to the number of rpm normally declared by the manufacturer Minimum duct pulley diameter on pump shaft 250 mm The radial load on the shaft must not exceed 5532 Ft lbs 7500 N value necessary for layout definition The transmission is considered adequate if the load is applied to a maximum distance a 1 57 in 40 mm from the shaft shoulder P T O as sh...

Страница 15: ...Definition To prevent irregular radial loads on the shaft and the 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 of directions follow fig 8 and the table in fig 9 Fig 8 Ref 300764 Rev F 05 21 ...

Страница 16: ...ed in par 9 12 D Belt length has a natural tolerance 0 75 For this reason the 2 belts must be purchased as a pair E Follow the direction of the belt pull as shown in fig 9 for other needs contact out Customer Service Department F Take care of the alignment of the driving pulley and driven pulley grooves 9 12 Static Pull to Apply on Belts Static pull depends on A The wheelbase between the two pulle...

Страница 17: ...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 adjustment of the belts Best perfor mance and durability will be achieved with proper tensioning Note 2 In case of necessity or for routine maintenance never replace a single belt but the complete set 9 13 Transmission of Power From the Se...

Страница 18: ... 23 Ft lbs 130 N which corresponds to 14 HP at 750 RPM 14 8 HP at 800 RPM 16 6 HP at 900 RPM 18 6 HP at 1000 RPM 22 2 HP at 1200 RPM By means of V belt the transmission id considered suitable if belt pull is applied at a max dis tance of 0 87 in 22 mm from the bend shaft shoulder fig 13 Min diameter of pulley to be used Ø 100 mm With transmission by means of the joint pay particular attention to p...

Страница 19: ...joint tilt belt pulling etc remain within limits required by the transmission manufacturer 5 Oil in the pump casing is at level verified with a dipstick fig 14 pos 1 and exceptionally with a level indicator fig 14 pos 2 Fig 14 In case of prolonged storage of long term inactivity check proper functioning of the suction and outlet valves 10 2 Start Up 1 At first start up verify that the rotation dir...

Страница 20: ...k use a suitable container containing the solution to be pumped Close the filter drainage if open Make sure that the hoses to be used are clean inside and spread grease on their connections Connect the high pressure exhaust hose to the pump Connect the suction hose to the diaphragm pump Connect the suction hose between the pump head and the diaphragm pump Fill the service container with solution e...

Страница 21: ...flow rate The pump is not primed due to insufficient head or the outlet is closed during priming The pump is not primed due to valve jamming Worn valves Worn pressure seals Imperfect functioning of the pressure control valve Problems on the transmission THE PUMP DOES NOT DELIVER THE RATED VOLUME Insufficient feeding due to the cause listed above RPM are less than rated Excessive amount of water by...

Страница 22: ...HF SERIES Serial 10127003 and Later GENERAL PUMP A member of the Interpump Group Page 22 16 EXPLODED VIEW AND PARTS LIST Ref 300764 Rev F 05 21 102 103 ...

Страница 23: ... F94739700 Valve Spring Suction 3 54 91515500 Back up Ring Ø23 9 x 28 x 2 HF18A 3 F90517700 Back up Ring Ø30 x 34 x 1 5 HF20A 22A 25A 55 F36204966 Valve Seat Suction HF18A 3 F36204266 Valve Seat Suction HF20A 22A 25A 56 90357600 O ring Ø 6 75 x 1 78 3 57 F98197200 Plug G 1 8 x 8 3 58 F36713901 Valve Assembly Delivery 3 59 F36714401 Valve Assembly Suction HF18A 3 F36713801 Valve Assembly Suction HF...

Страница 24: ...HF SERIES GENERAL PUMP A member of the Interpump Group Page 24 Serial 10127003 and Later Ref 300764 Rev F 05 21 ...

Страница 25: ...ew M12x25 1 54 F71223074 Lifting Bracket 1 55 F90924300 Babbitt Bearing Non load Side 3 F90924400 Babbitt Bearing Non load Side 0 25 F90924500 Babbitt Bearing Non load Side 0 50 56 F71020035 Crankshaft 1 57 F91500000 Tab 12 x 8 x 70 1 58 F71150022 PTO Side Cover 1 59 F90170000 Oil Seal Ø 50 x 65 x 8 1 60 F90060600 Ring Ø 20 6 61 F97743000 Pin Ø 20 x 38 3 62 F71050715 Plunger Guide 3 63 F90924000 B...

Страница 26: ...ater GENERAL PUMP A member of the Interpump Group 17 FLUSHING CIRCUIT DIAGRAM OF USE Adhere to the following valves for proper system operations minimum circuit flow rate 4 l min maximum fluid pressure 87 02 PSI 6 bar Ref 300764 Rev F 05 21 ...

Страница 27: ...R REPLACEMENT 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 Serial 10127003 and Later GENERAL PUMP A member of the Interpump Group Ref 300764 Rev F 05 21 ...

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