Danfoss PAHT G 10 User Manual Download

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Instruction

Disassembling and assembling

PAH 10-12.5, PAHT 10-12.5 and

PAHT G 10-12.5

MAKING MODERN LIVING POSSIBLE

Lenntech

[email protected] Tel. +31-152-610-900
www.lenntech.com Fax. +31-152-616-289

[email protected] Tel. +31-152-610-900
www.lenntech.com Fax. +31-152-616-289

Lenntech

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Summary of Contents for PAHT G 10

Page 1: ...ng PAH 10 12 5 PAHT 10 12 5 and PAHT G 10 12 5 MAKING MODERN LIVING POSSIBLE Lenntech info lenntech com Tel 31 152 610 900 www lenntech com Fax 31 152 616 289 info lenntech com Tel 31 152 610 900 www lenntech com Fax 31 152 616 289 Lenntech ...

Page 2: ...ssembling 10 4 Spare parts list for PAH 10 12 5 PAHT 10 12 5 16 5 Exploded view PAH 10 12 5 PAHT 10 12 5 17 6 Spare parts list for PAHT G 10 12 5 18 7 Exploded view PAHT G 10 12 5 19 8 Tool sets 20 Note If the pump is dismantled during the warranty period the pump is no longer under warranty This document covers the instructions for disassembling and assembling the axial piston pumps PAH PAHT PAHT...

Page 3: ... Dismantle the front cover using a vice 4 Remove the shaft seal using two screw drivers 5 Remove the two small O rings from the flange Remove the seal from the front cover using a screwdriver 6 Unscrew the four screws for the housing 2 Remove the parallel key and unscrew the front cover 1 Tools required for dismantling 1 Disassembling ...

Page 4: ...5 and PAHT G 10 12 5 4 180R9095 521B0986 DKCFN PI 010 NA3 02 09 2013 4 11 Remove the spring guide 7 Remove the housing 8 Remove the cylinder barrel 9 Remove the pistons and the retainer plate from the cylinder barrel 12 Remove the spring 10 Remove the retainer guide ...

Page 5: ...vers in the slot of the valve plate 14 Remove the valve plate 15 Remove the five O rings and the five back up O rings 16 Remove the port plate from the flange 17 Wash all parts and replace all seals inclusive shaft seal 19 If the pump has failed the reason for the failure must be found and fixed before the repaired pump is re installed 18 Inspect all parts carefully see Inspection and replace any ...

Page 6: ...nd PAHT G 10 12 5 6 180R9095 521B0986 DKCFN PI 010 NA3 02 09 2013 6 Cylinder barrel Front cover Flange Plugs Housing with swash plate and bearing Retainer guide Retainer plate Spring guide Spring Pistons Shaft seal Port plate Front cover crews Valve plate with sealing ...

Page 7: ...nd check the tightness against a light source 3 Check that both O rings and back up rings are not broken and do not show severe wear 2 2 Pistons 1 The play in the ball and socket joint must not exceed 0 1 mm 2 The thickness of the piston shoes must be at least 4 1 mm 3 Hold a ruler against the surfaces of the piston shoes to check that the surfaces are even and smooth and without any scratches 4 P...

Page 8: ...uter bearing surface for large wear grooves not critical 2 Check that the bushings are free from seizure and large scratches 3 Ensure that the pistons can move freely in the bushings 2 4 Housing 1 Check that the swash plate surface is smooth and without any big scratches depth more than 0 1 mm 2 Check the bearing the black part for large wear grooves not critical 1 2 ...

Page 9: ...nd assembling PAH 10 12 5 PAHT 10 12 5 and PAHT G 10 12 5 9 180R9095 521B0986 DKCFN PI 010 NA3 02 09 2013 2 5 Swash plate Mounted swash plate 1 Unscrew center bolt from the swash plate 2 Remove swash plate and guide pin Guide pin ...

Page 10: ... assembling the pump Do not reuse disassembled O rings they might be damaged Always use new O rings 1 Lubrication To prevent seizing up lubricate all threads with PTFE lubrication type O rings inside pump may be lubricated only with clean filtered water O rings for port flange mounting flange and flushing valve must be lubricated It is important to lubricate ALL parts to be assembled with clean fi...

Page 11: ...09 2013 10 Mount the spring guide 7 Check that the gap between the cylinder barrel and the valve plate is 1 5 2 5 mm 8 Mount the cylinder barrel in the flange 9 Mount the spring in the centre hole 5 Mount the valve plate with seals on the cylinder barrel 6 Press the valve plate into the cylinder barrel using a piece of plastic ...

Page 12: ...1B0986 DKCFN PI 010 NA3 02 09 2013 12 13 Insert the pistons 14 All pistons inserted 11 Mount the retainer guide on the spring guide 12 Mount the retainer plate on the retainer guide Ensure that the bended surface points downwards 15 Place pin and place swash plate fittet on guide pin and center hole ...

Page 13: ... 09 2013 18 Mount the pump housing using the pin as guide 19 Press the housing down by hand and insert the screws Alignment hole Guide pin 16 Place the screw in the center hole 17 Tighten to a torque of 10 1 Nm 20 Tighten the screws to a torque of 22 Nm 21 Mount the two O rings in the flange and the O ring on the front cover ...

Page 14: ...3 14 22 Wet the shaft seal with water and mount it in the front cover Ensure that it is pressed to the bottom 23 Mount the washer with the edge pointing upwards 24 Mount the spring 25 Fit the hollow bush onto the shaft 26 Wet the shaft seal and slide it over the bush 27 Use the shaft seal tool when pressing the shaft seal downwards ...

Page 15: ...H 10 12 5 PAHT 10 12 5 and PAHT G 10 12 5 15 180R9095 521B0986 DKCFN PI 010 NA3 02 09 2013 28 Press the shaft seal in position 29 Remove the bush 30 Mount the front cover and align it to the screw holes 31 Tighten the screws to a torque of 7 Nm ...

Page 16: ... 5 4 Screw M8 x 20 AISI 304 x 31 1 Swash plate AISI 431 x x 32 1 Screw M6 x 8 AISI 304 x x 33 1 Washer AISI 304 x x 34 1 Pin Ø5 x 10 AISI 316 x x 61 1 Cylinder barrel AISI 431 PEEK x x 62 1 Spring AISI 316Ti x x 63 1 Spring guide PEEK x x 64 1 Retainer ball PEEK x x 65 1 Retainer plate AISI 304 x x 66 5 Piston AISI 431 PEEK x x 67 1 Key 5 x 5 x 20 AISI 316Ti x 91 1 Port plate AISI 304 PEEK x 92 1 ...

Page 17: ...Instruction Disassembling and assembling PAH 10 12 5 PAHT 10 12 5 and PAHT G 10 12 5 17 180R9095 521B0986 DKCFN PI 010 NA3 02 09 2013 5 Exploded view PAH 10 12 5 PAHT 10 12 5 ...

Page 18: ...x 31 1 Swash plate AISI 431 x x 32 1 Screw M6 x 8 AISI 304 x x 33 1 Washer AISI 304 x x 34 1 Pin Ø5 x 10 AISI 316 x x 61 1 Cylinder barrel AISI 431 PEEK x 62 1 Spring AISI 316Ti x 63 1 Spring guide PEEK x 64 1 Retainer ball PEEK x 65 1 Retainer plate AISI 304 x 66 5 Piston AISI 431 PEEK x 67 1 Key 5 x 5 x 20 AISI 316Ti x 91 1 Port plate AISI 304 PEEK x 92 1 Valve plate AISI 431 x 93 5 Back up ring...

Page 19: ...Instruction Disassembling and assembling PAH 10 12 5 PAHT 10 12 5 and PAHT G 10 12 5 19 180R9095 521B0986 DKCFN PI 010 NA3 02 09 2013 7 Exploded view PAHT G 10 12 5 ...

Page 20: ...vided that such alterations can be made without subsequential changes being necessary in specifications already agreed All trademarks in this material are property of the respective companies Danfoss and the Danfoss logotype are trademarks of Danfoss A S All rights reserved 8 Tool sets 180Z0235 Tool set PAH PAHT PAHT G 10 12 5 Qnt Designation 1 Shaft bush topedo x 1 Press bush Ø18 Plastic x Lennte...

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