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Instruction 

Changing pistons APP 11-13 and APP 16-22

4

180R9227  /  521B1194  /  DKCFN.PI.013.O1.02  /  03.2012

7.    

 It is recommended to place the pistons 

upside down on an even clean base/

surface. 

 

Warning: Ensure that the piston shoes 

and piston surfaces are not damaged or 

scratched during removal.

8. 

Remove the retainer plate.

9. 

 Inspect the piston bushings in the cylinder 

barrel for scratches or other damages. 

Small scratches are accepted if there are no 

hard particles in the bushings.

10.   If any worn pistons are found, all pistons 

must be replaced. See page 7.

Summary of Contents for APP 11-13

Page 1: ...ro solutions com Instruction Changing pistons APP 11 13 and APP 16 22 MAKING MODERN LIVING POSSIBLE...

Page 2: ...conditions of absolute cleanliness Tools needed are 13 mm combination wrench 6 mm allen key Service kit see parts list 521D0941 1 Disconnect the pump from the system or close all connection pipes wate...

Page 3: ...combination wrench and turn each screw a couple of rounds at the time to ensure the swash plate is loosened as straight backwards as possible Note There is nothing to hold the swash plate 4 Remove th...

Page 4: ...se surface Warning Ensure that the piston shoes and piston surfaces are not damaged or scratched during removal 8 Remove the retainer plate 9 Inspect the piston bushings in the cylinder barrel for scr...

Page 5: ...viced in conditions of absolute cleanliness All parts must be absolute clean before mounting 1 Carefully push the retainer plate in place 2 Ensure that the retainer plate is oriented correctly with it...

Page 6: ...Bleed the pump 10 Follow the start up procedure see instruction 180R9223 6 Mount the 3 screws as shown below Turn each screw a couple of rounds at the time to ensure the swash plate is pulled as stra...

Page 7: ...he pump will suffer a disastrous breakdown In case of doubt the pistons must be replaced If any worn pistons are found all pistons must be replaced The pictures below are meant as guideline for evalua...

Page 8: ...e right to alter its products without notice This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications a...

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