Danfoss APP 21-43 Скачать руководство пользователя страница 15 | Manualshive

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Danfoss APP 21-43 Скачать руководство пользователя страница 15

Service guide | Disassembling and Assembling, APP 21-43

© Danfoss | DCS (im) | 2017.06

180R9121 | 521B1018 | DKCFN.PI.013.A6.02 | 15

7.2 Assembling

1. Carefully push the retainer ring in place.

2. Lubricate pistons with clean filtered water.

Insert the pistons arbitrarily.

3. Remove the stop for retainer ball.

4. Place the retainer ring in an old angle

corresponding to the orientation of the

swash plate.

5. Tilt the flange and replace the flange

O-ring.

6. Turn the flange and gently push it into the

housing.

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Содержание APP 21-43

Страница 1: ...Service guide APP pumps APP 21 43 Disassembling and assembling hpp danfoss com...

Страница 2: ...nsure that the pump cannot roll It must be possible to place the pump vertically with the shaft pointing downwards This can be done between two pallets or between two boards on a pallet provided that...

Страница 3: ...ystem Remove non return valve and connector from the pump 4 Mount the M8 allen screw from the tool set in the top of the shaft 5 Wet the shaft and shaft seal with clean filtered water 3 Remove ceramic...

Страница 4: ...eye bolt in the M8 hole in the middle of the flange Pull it straight upwards 8 Using a 13 mm combination wrench remove all the bolts on the mounting flange except the three shown in the next picture W...

Страница 5: ...o fast into housing the main bearing shaft bearing might be damaged It is not replaceable 17 Remove the port plate by hand 16 Place cylinder barrel upside down For further disassembling of cylinder ba...

Страница 6: ...he shaft pointing downwards This can be done between two pallets or between two boards on a pallet provided that the distance is minimum 50 mm 1 Lubrication To prevent seizing up lubricate all threads...

Страница 7: ...13 Make sure there is enough free space for the shaft beneath the housing Gently lower cylinder barrel into housing WARNING If cylinder barrel is dropped or lowered too fast into housing main bearing...

Страница 8: ...assembly of swash plate 20 Lubricate piston shoes and swash plate with clean filtered water Remember to place the pins in housing 16 Retainer guide retainer ball and retainer plate must be mounted as...

Страница 9: ...cess to shaft 28 Press new ceramic ring into retainer ring by using plastic tool provided WARNING Ensure that the face with rubber seal is positioned against shoulder in shaft seal flange 27 Use plast...

Страница 10: ...ing and pin are in good condition Provided with sealing set 4 Mount the swash plate on the 2 pins Carefully by hand tilt the unit to horizontal position and mount the 2 bolts which hold the swash plat...

Страница 11: ...rings and the liners in the cylinder barrel with clean filtered water Lower the valve plate upside down on the cylinder barrel Place the press bush for valve plate provided in tool set like on the pic...

Страница 12: ...ing 1 Disconnect the pump from the rest of the system Warning Never unscrew the 4 screws marked with coloured sealer 2 Loosen all screws on the pump except the three screws as shown above Note There i...

Страница 13: ...he flange when the remaining three screws have been loosened The guide bolt must remain mounted 7 Carefully turn the flange and push it backwards to make it rest on the housing surface Ensure not to s...

Страница 14: ...ing Ensure that the piston shoes and the pistonsurfacesarenotdamagedduring removal Itisrecommendedtoplacethe pistons upside down on an even and clean base surface 12 Remove the retainer ring by slidin...

Страница 15: ...push the retainer ring in place 2 Lubricate pistons with clean filtered water Insert the pistons arbitrarily 3 Remove the stop for retainer ball 4 Place the retainer ring in an old angle correspondin...

Страница 16: ...1018 DKCFN PI 013 A6 02 7 Mount the three screws as shown above Tighten them to a torque according to exploded view 8 Remove the guide bolt Mount the remaining screws and cross tighten them to a torqu...

Страница 17: ...shoes New inspection is required in 2 000 hours 3 Cavitation of the piston shoes All pistons must be replaced within the next 1 000 hours This section provides guidance on how to deter mine whether t...

Страница 18: ...view APP 21 26 and APP 30 1 500 22 13 lbf ft 2 21 lbf ft 22 13 lbf ft 2 21 lbf ft 22 13 lbf ft 2 21 lbf ft 22 13 lbf ft 2 21 lbf ft 1 47 lbf ft 0 74 lbf ft 7 38 lbf ft 1 47 lbf ft 7 38 lbf ft 1 47 lb...

Страница 19: ...APP 30 1 200 APP 38 1 500 APP 43 1 700 22 13 lbf ft 2 21 lbf ft 22 13 lbf ft 2 21 lbf ft 22 13 lbf ft 2 21 lbf ft 22 13 lbf ft 2 21 lbf ft 22 13 lbf ft 2 21 lbf ft 1 47 lbf ft 0 74 lbf ft 7 38 lbf ft...

Страница 20: ...Danfoss A S High Pressure Pumps DK 6430 Nordborg Denmark Danfoss DCS im 2017 06 180R9121 521B1018 DKCFN PI 013 A6 02 20...

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