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User manual

Installation, Operation and 

Maintenance Manual for

PAHT C 2-6.3 pumps

Operation guide

PAHT C pumps 

PAHT C 2- 6.3

Installation, Operation and

Maintenance Manual

hpp.danfoss.com

Summary of Contents for PAHT C

Page 1: ...User manual Installation Operation and Maintenance Manual for PAHT C 2 6 3 pumps Operation guide PAHT C pumps PAHT C 2 6 3 Installation Operation and Maintenance Manual hpp danfoss com...

Page 2: ...ubbles 8 3 10 Chemicals 8 4 Arrival inspection transportation handling lifting and storage 8 4 1 Arrival inspection 8 4 2 Warning 8 4 3 General safety information 8 4 4 Transport and handling 8 4 5 Re...

Page 3: ...orage of the pump 14 8 Troubleshooting and scrapping criteria 15 8 1 General safety information 15 8 2 Operational conditions which can cause pump failures 15 8 3 Mechanical failure 15 8 4 Electrical...

Page 4: ...B1031 PAHT C 3 2 Ex 180B1131 Serial no XXXXXX02 XXX XXXXXX02 XXX PAHT C 4 Code no 180B1032 PAHT C 4 Ex 180B1132 Serial no XXXXXX02 XXX XXXXXX02 XXX PAHT C 6 3 Code no 180B1033 PAHT C 6 3 Ex 180B1133 S...

Page 5: ...instru mentation Commissioning the unit Servicing the motor pump unit mechanical and electrical parts Decommissioning the motor pump unit The pump must always be installed and used in accordance with...

Page 6: ...led with a Danger Hot sign When using an electric motor the motor must always be supplied with adequate cooling ventilation When using an electric motor together with a VFD Variable Frequency Drive th...

Page 7: ...ing the complete pump unit it is recommended to have sufficient space available around the pump in order to ensure easy access Sufficient space means at least 1 meter 40 inches around the pump When wo...

Page 8: ...emicals that can result in damage to piping equipment and internal parts of the pump 4 Arrival inspection transportation handling lifting and storage 4 1 Arrival inspection The pump is packed in a car...

Page 9: ...esult in personal injury and or damage to the pump unit see appendix 2 Instruction 4 5 Return to supplier Please see maintenance chapter 7 4 6 Storage Each pump is tested before shipment and will ther...

Page 10: ...orroded If dirt or rust is not removed the pump and the valves can be damaged In worst case the pump can be damaged beyond repair 5 3 Fluid temperature Before start up the fluid and pump housing tempe...

Page 11: ...east be 1 barg or more precise CP11 Check coupling distance air gab movement of the spider 3 5 mm CP12 Check correct connections on the pump in outlet CP13 Check piping for possible air gaps 5 7 Lifti...

Page 12: ...relief valve to minimum setting Check rotation of the high pressure pump by description in 5 15 Start high pressure pump for 2 minutes to make sure all air is out of the system Adjust pressure relief...

Page 13: ...troubleshooting If the pump is not stopped for inspection as recommended it can lead to damage of the pump or break down See also service and warranty section in appendix 1 Data sheet and appendix 2...

Page 14: ...rding to the Disassembling and Assembling Instruction available at hpp danfoss com Clean all the parts and surfaces with a fluid compatible with the materials found in the pump Wipe the parts clean an...

Page 15: ...ping or falling If water is dripping into the electric motor it can cause electric shock fire short of circuit or even death When mounting the pump vertically always mount the motor above the pump to...

Page 16: ...Operation guide Installation Operation and Maintenance Manual for PAHT C 2 6 3 pumps 16 180R9316 AQ176586503002en 000501 IOM PAHT C 2 6 3 pumps 01 2022...

Page 17: ...manual Appendices for Installation Operation and Maintenance Manual PAHT C 2 6 3 pumps Operation guide PAHT C pumps PAHT C 2 6 3 Appendices for Installation Operation and Maintenance Manual hpp danfos...

Page 18: ...1 Data sheet PAHT C 2 6 3 pumps A 234386502982en000401 19 2 Pump instruction PAHT C 2 6 3pumps AN234386502875en 000202 31 3 Electric motor manual 180R9230 43 4 Parts list PAHT C 2 6 3 A 234386502982en...

Page 19: ...hpp danfoss com Data sheet PAHT C 2 6 3 pumps ATEXPAHT C pump Data sheet PAHT C pumps PAHT C 2 6 3 ATEX PAHT C pumps hpp danfoss com...

Page 20: ...ith chemicals or media other than water with low viscosity Danfoss PAHT pumps are positive displacement pumps with axial pistons that move a fixed amount of water in each cycle Flow is propor tional t...

Page 21: ...be installed horizontally or vertically No pulsation dampeners necessary due to extremely low pressure pulsation Powered by electric motors or combus tion engines Suitable for both boosted inlet pres...

Page 22: ...pm 1000 1000 1000 1000 Max speed rpm 3000 3000 3000 3000 Typical flow Flow curves available in section 52 1000 rpm at max pressure l min 0 7 2 0 3 0 5 5 1500 rpm at max pressure l min 1 7 3 6 5 0 8 6...

Page 23: ...n Motor speed rpm 5 1 PAHT C 2 6 3 typical flow curves at max pressure measured in water 20 18 16 14 12 10 8 6 4 2 0 rpm PAHT C 2 0 PAHT C 3 2 PAHT C 4 0 PAHT C 6 3 l min 1 0 0 0 1 2 5 0 1 5 0 0 1 7...

Page 24: ...flow curves in item 5 you can deter mine the rpm of the pump at the desired flow The required torque is calculated as follows V x p M 62 8 x To determine the correct motor size both the power and torq...

Page 25: ...at out of 100 000 particles that enter such filters 50 000 particles pass right through them compare this to precision depth filters that are 99 98 efficient and only allow 20 of the same 100 000 part...

Page 26: ...et the temperature value accord ing to technical data item 4 The monitor ing temperature switch stops the pump if inlet temperature is higher than the set value E Hoses Always use flexible hoses 5 to...

Page 27: ...gher than the set value E Hoses Always use flexible hoses 6 to minimize vibrations and noise F Inlet pressure In order to eliminate the risk of cavitation and other pump damage pump inlet pressure mus...

Page 28: ...Data sheet PAHT C 2 6 3 pumps 28 180R9316 AQ176586503002en 000501 IOM PAHT C 2 6 3 pumps 01 2022 8 Dimensions and connections 8 1 PAHT C 2 6 3...

Page 29: ...ot followed In our experience poor filtration is the number one cause of pump damage Other factors that affect the pump performance and lifetime include Running the pump speeds outside specifications...

Page 30: ...Danfoss DCS im 2017 06 521B1374 A 234386502982en000401 PAHT C pumps UK 06 2017 30...

Page 31: ...hpp danfoss com Instruction PAHT C pumps PAHT C 2 6 3 pumps Instruction PAHT C pumps PAHT C 2 3 2 4 6 3 hpp danfoss com...

Page 32: ...tion from too high pressure 37 3 5 Connections 37 4 Initial start up 38 5 Operation 38 5 1 Water quality 38 5 2 Temperature 38 5 3 Pressure 38 5 4 Dry running 38 5 5 Disconnection 38 5 6 Storage 38 5...

Page 33: ...er than the set value E Hoses Always use flexible hoses 6 to minimize vibrations and noise F Inlet pressure In order to eliminate the risk of cavitation and other pump damage pump inlet pressure must...

Page 34: ...itch Set the temperature value accord ing to technical data item 4 The monitor ing temperature switch stops the pump if inlet temperature is higher than the set value E Hoses Always use flexible hoses...

Page 35: ...contact the Danfoss Sales Organiza tion for further filter details Water tank Must be made of corrosion proof material such as stainless steel or plastic and must be sealed to prevent entrance of imp...

Page 36: ...ide of the pump 3 1 Mounting If alternative mounting is desired please contact the Danfoss Sales Organization Choose proper tolerances to ensure an easy mounting of the elastic coupling without use of...

Page 37: ...otection from too high pressure The pump should be protected against too high pressure by means of a pressure relief valve or a bypass unloading valve placed on the pressure side The valve should be p...

Page 38: ...tures below the freezing point flush the pump with an anti freeze medium type monopropylene glycol to prevent internal corrosion or frost in the pump For further information on anti freeze media pleas...

Page 39: ...ided that the pump is installed and operated according to Danfoss specifications Danfoss PAHT C pumps typically run 8 000 hours between service Validated in water However the service schedule for your...

Page 40: ...l have to be inspected Pistons Retainer plate ball and bearing Valve plate Port plate Sealings If there are any wear marks on the parts they need to be replaced If service inspection due to the applic...

Page 41: ...Instruction Pump instruction PAHT C 2 6 3 41 180R9316 AQ176586503002en 000501 IOM PAHT C 2 6 3 pumps 01 2022...

Page 42: ...Danfoss DCS im 2017 06 180R9317 AN234386502875en 000202 PAHT C 2 6 3 Pumps 42 Danfoss A S High Pressure Pumps Nordborgvej 81 DK 6430 Nordborg Denmark...

Page 43: ...43 180R9316 AQ176586503002en 000501 IOM PAHT C 2 6 3 pumps 01 2022 Electric Motors Motor Manual hoyermotors com Manual 180R9230...

Page 44: ...otational frequency and the doubled supply frequency Only mount or remove drive components pulley coupling etc using suitable tools never hit the drive components with a hammer as this will cause dama...

Page 45: ...281 1 1 Combustible dust areas will be found in agricultural areas and in industrial environments Only one electrical installation may be installed in one specified area zone Only certificated cable g...

Page 46: ...46 180R9316 AQ176586503002en 000501 IOM PAHT C 2 6 3 pumps 01 2022...

Page 47: ...otors 1 phase induction motors ML 56 112 MY 63 112 Aluminum motors Are in conformity with the following Standards Directive IEC 60034 All relevant standards on the IEC 60034 series Low Voltage Directi...

Page 48: ...r dk Sverige Svend H yer AB Malm v gen 18 S 331 42 V rnamo Tel 46 37 04 77 13 Fax 46 37 01 00 46 E mail svendhoyer svendhoyer se http www svendhoyer se Norge Svend H yer AS Torvet 1 N 3256 Larvik Tel...

Page 49: ...hpp danfoss com Parts list PAHT C 2 6 3 pumps Parts list PAHT C pumps PAHT C 2 3 2 4 6 3 hpp danfoss com...

Page 50: ...6586503002en 000501 IOM PAHT C 2 6 3 pumps 01 2022 Table of Contents Contents 1 General 51 2 Spare parts list for PAHT C 2 52 2 1 Exploded view for PAHT C 2 53 3 Spare parts list for PAHT C 3 2 6 3 54...

Page 51: ...provides an overview of the content of the various service sets as well as exploded views for both non ATEX and ATEX certified pumps ATEX certified pumps are indicaed by Ex in the designation 1 Genera...

Page 52: ...h X 1 1 Housing AISI 304 PEEK 2 1 Pin AISI 316 X X 5 4 Screw AISI 316 X X 31 1 Swash plate AISI 431 X 32 1 Screw AISI 304 X 33 1 Washer AISI 304 X 34 1 Pin AISI 316 X 61 1 Cylinder barrel AISI 431 PEE...

Page 53: ...Parts list PAHT C pumps 53 180R9316 AQ176586503002en 000501 IOM PAHT C 2 6 3 pumps 01 2022 2 1 Exploded view for PAHT C 2...

Page 54: ...04 PEEK 2 1 Pin AISI 316 X X 5 4 Screw AISI 316 X X 31 1 Swash plate AISI 431 X X X 32 1 Screw AISI 304 X X X 33 1 Washer AISI 304 X X X 34 1 Pin AISI 316 X X X 61 1 Cylinder barrel AISI 431 PEEK X X...

Page 55: ...Parts list PAHT C pumps 55 180R9316 AQ176586503002en 000501 IOM PAHT C 2 6 3 pumps 01 2022 3 1 Exploded view for PAHT C 3 2 6 3...

Page 56: ...Danfoss DCS im 2019 10 521B1393 180R9373 DKCFN PI 012 3D 02 56 Danfoss A S High Pressure Pumps Nordborgvej 81 DK 6430 Nordborg Denmark...

Page 57: ...hpp danfoss com Guideline Trouble shooting guide for PAH PAHT PAHT C PAHT G PAHT 674 and PAH F pumps Guide line PAH PAHT PAHT C PAHT G PAHT 674 PAH F pumps Trouble shooting guide hpp danfoss com...

Page 58: ...PAHT PAHT C PAHT G PAHT 674 and PAH F pumps 58 180R9316 AQ176586503002en 000501 IOM PAHT C 2 6 3 pumps 01 2022 Table of Contents Table of Contents Trouble shooting fish bone chart 59 1 No flow no pres...

Page 59: ...5 Pre treatment 2 1 6 Main filtration 2 1 Wear in pump internal leakage 2 1 7 Type of fluid 2 1 8 High fluid temperature 4 1 Air in fluid 4 2 Bleeding conditions of pump 4 3 Min max nominal inlet pre...

Page 60: ...booster pump is started 1 3 6 Check that the monitor switches are working correctly 1 3 7 Disconnect pump from electric motor and check that the motor is capable of running with no load If motor type...

Page 61: ...he ring is missing the piston is very worn The filters can be bypassed even if they are correctly mounted Some filters can create channelling where particles can pass through the filter in tunnels Str...

Page 62: ...rectly sized 3 2 2 Check internal parts see item 2 1 3 2 3 Systems with more than one electric motor installed Start motors simultaneously Pumps run in parallel with cascade start may switch off the m...

Page 63: ...heck if anything is broken or worn See 1 No flow item 1 2 Pump reversing WARNING The pump must not run without water for more than a few seconds If the pump takes in water from the high pressure outle...

Page 64: ...o small pipes or too many bends may create too fast flow turbulence through the pipes and thus increase the noise level 5 3 Hose stiffness 5 3 1 Use a more flexible hose Too stiff hoses cannot dampen...

Page 65: ...ches A worn valve plate has scratches and or a polished surface Even small scratches will give a loss of flow Picture 3 A good way to identify a worn valve plate is to hold a straight knife edge over...

Page 66: ...loss of flow To check See item 6 1 picture 3 6 2 Port plate 6 3 Swash plate Picture 1 If the swash plate is polished 360 it is an indication of insufficient filtration The surface of the swash plate m...

Page 67: ...Guide line Trouble shooting guide for PAH PAHT PAHT C PAHT G PAHT 674 and PAH F pumps 67 180R9316 AQ176586503002en 000501 IOM PAHT C 2 6 3 pumps 01 2022...

Page 68: ...Danfoss A S High Pressure Pump Nordborgvej 81 DK 6430 Nordborg Denmark Danfoss DCS im 11 2016 11 2016 68...

Page 69: ...N LIVING POSSIBLE danfoss high pressurepumps com Right and wrong Trouble shooting guide for water hydraulic systems Service guide Right and wrong Trouble shooting guide for water hydraulic systems hpp...

Page 70: ...the pump Pump location 4 Pump always to be placed below water surface level Pump location above water surface level will cause damage Water supply 7 System to be filled via filter Filling system with...

Page 71: ...may develop biofilm causing operational failures Water supply 13 Fill system with water before starting to ensure lubrication and cooling Starting without water will cause damage Coupling 12 Ensure al...

Page 72: ...tem without pressure by opening the bypass valve 3 Add the cleaning agent to give 3 agent water solution 4 Run the system for 60 min and activate all components as often as possible to ensure effectiv...

Page 73: ...light for low pump suction pressure on The filter is clogging Is the power supply ok Are control lights on Is the filter clogged Is the filter control light on Is water coming through the filter Repl...

Page 74: ...Is the filter control light on Replace filter element Contact serviceman Stamp Fill water into the system Trace leakage if any A blown fuse or short circuit Check power supply and fuses and contact el...

Page 75: ...180R9316 AQ176586503002en 000501 IOM PAHT C 2 6 3 pumps 75 Danfoss DCS im 2022 01...

Page 76: ...Danfoss DCS im 2022 01 76 180R9316 AQ176586503002en 000501 IOM PAHT C 2 6 3 pumps...

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