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Related Manuals for General Pump HF Series
Summary of Contents for General Pump HF Series
- Page 1 • Installation • Use • Maintenance HF18 - HF20 - HF22 - HF25 WK355 NOTE: This Manual HF25N covers HF pumps with Serial Numbers starting at 10127003 General Pump Ref 300764 Rev. F is a member of 05-21 the Interpump Group...
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Page 2: Table Of Contents
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later INDEX INTRODUCTION ..........Page 3 SYMBOL DESCRIPTIONS . -
Page 3: Introduction
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... -
Page 4: Safety
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 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. -
Page 5: General Procedures For High Pressure Lance/Gun Operation
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 3.4 General Procedures for High Pressure Gun/Lance Operation The Operator should take reasonable care for the safety of them self and of other persons who may be affected by their acts or omission at work. -
Page 6: Technical Features
HF SERIES GENERAL PUMP A member of the Interpump Group 5. TECHNICAL FEATURES Serial #10127003 and Later Flow Rate Pressure Power Model l/min 8700 35.5 HF18 1000 10.1 7250 36.8 HF20 1000 12.4 5800 36.8 5800 35.5 HF22 1000 5070 36.8... -
Page 7: General Information About Specific Pump Use
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 7. GENERAL INFORMATION ABOUT PUMP USE The HF pump has been designed to operate in environments with atmospheres that are not potentially explosive, with filtered water (see par. 9.7) and at a maximum temperature of 104° F (40° C). Other liquids can be used only upon approval by Customer Service Department. -
Page 8: Connection And Plugs
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later Check the oil level and top up if necessary using the oil Fig. 3 dipstick pos. 1, Fig. 3. The correct checking of the oil level is made with the pump not running, at room temperature. -
Page 9: Pump Installation
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 8. CONNECTIONS AND PLUGS HF pumps are provided with (Fig. 4): 1 - 2 inlet ports IN Ø 1” NPT Either inlet port can be used; the one not used must be hermetically plugged. -
Page 10: Direction Of Rotation
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later The oil plug must absolutely be replaced by the oil stick and the oil level checked. Make sure that you can easily reach the oil stick even after the unit has been assembled. -
Page 11: Hydraulic Connections
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 9.4 Hydraulic Connections In order to isolate the system from vibrations produced by the pump, it is advisable to make the first section of the duct adjacent to the pump (both suction and outlet) with flexible piping. -
Page 12: Filtration
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 9.7 Filtration All pumps require a suitable filter. The filter should be installed as close as possible to the pump, should allow easy inspection and have the following characteristics: 1. -
Page 13: Outlet Line
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 9.8 Outlet Line For a correct delivery line comply with the following instructions: 1. The internal diameter of the pipe must be sufficient to ensure correct fluid velocity, see graph in par 9.9. -
Page 14: V-Belt Transmission
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 9.10 V-Belt Transmission The pump can be controlled by a V-belt system. For this pump model, we recommend use of 4 XPB belts (16.5 x 13 serrated). -
Page 15: Transmission Definition
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 9.11 Transmission 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. -
Page 16: Static Pull To Apply On Belts
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later B) Use high performance belts - for example XPB instead of SPB - as a lower quantity of belts for the same transmitted power may be necessary and a consequent shorter resulting distance compared to the shaft shoulder (P.T.O) “a” fig. 10. -
Page 17: Transmission Of Power From Second Pto
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 Second PTO Upon request, HF series pumps can be supplied with an auxiliary PTO on the opposite side to the driver (transmission of power from the second PTO). - Page 18 HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later Transmission can be carried out: • By means of the V-belt • By means of the joint By means of the V-belts, withdraw-able Max Torque is: 14.61 Ft lbs (65 N) which corresponds to:...
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Page 19: Start Up And Running Procedures
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 10. START-UP OPERATION 10.1 Preliminary Checks Before start-up, ensure that: The suction line is connected and pressurized (see par. 9.4 - 9.5 - 9.6) the pump must never run dry. -
Page 20: Preventive Maintenance
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 11. PREVENTIVE MAINTENANCE For pump reliability and efficiency, comply with maintenance intervals as shown in the table of fig. 15. PREVENTIVE MAINTENANCE Every 500 hours Every 1000 hours... -
Page 21: Warrenty Terms
The safety devices have been tampered with or they have been disconnected. The pump has been used as accessories or spare parts not supplied by General Pump. Damage has been caused by: 1) Improper use... -
Page 22: Exploded View And Parts List
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 16. EXPLODED VIEW AND PARTS LIST Ref 300764 Rev. F Page 22 05-21... - Page 23 HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later Item Part No. Description QTY. Item Part No. Description QTY. F36205066 Spherical Valve (HF18A) 71010022 Pump Crankcase F36203966 Spherical Valve (HF20A, 22A, 25A) 91859000 Roller Bearing 33210/Q...
- Page 24 HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later Ref 300764 Rev. F Page 24 05-21...
- Page 25 HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later Item Part No. Description QTY. F71120356 Manifold Ø 22 Item Part No. Description QTY. F71120456 Manifold Ø 22 - NPT F71010022 Pump Housing F71128156 Manifold Ø 25 F98206000 Hole Pug, Ø...
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Page 26: Flushing Circuit Diagram Of Use
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 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). -
Page 27: Maintenance Log
HF SERIES GENERAL PUMP A member of the Interpump Group Serial #10127003 and Later 18. MAINTENANCE LOG HOURS & DATE OIL CHANGE GREASE PACKING REPLACEMENT PLUNGER REPLACEMENT VALVE REPLACEMENT GP Companies, Inc. 1174 Northland Drive Mendota Heights, MN 55120 Phone:651.686.2199 Fax: 800.535.1745 Ref 300764 Rev.
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