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General
In general, observe the safety regulations and instructions: refer to the operation manual.
The disassembly and re-assembly is done only according to the technical drawing.
In case of damages, our service is at your disposal.
Gearbox head
Remove protective cover item1. Loosen clamp screws item 2 and remove gear part 2 item
9. Pull out of gear part 1 item 28 inner parts such as: roller guide item 120 with bearings, roller
holder item 124 with bearings, bevel gear item 24, axial thrust bearing item 25 and axial disc
item 26. Remove supporting shoe item 15 from gear part 2 item 9. Undo screws item 6 and take
out gate item 7 and sealing item 8. Screw out spring pressure piece item 14, pull out lift rod item
5, remove cylinder pin item 10, needle bearing item 11 and sliding roller item 17.
Motor
Undo screws item 31 and draw off complete handle. Screw out motor cover item 17 and take
out o-ring item 16. Knock out inner motor parts. Press out all inner parts of the motor. By tapping
with a rubber mallet on end plate item 3, cylinder bushing item 7 can be removed. Draw off end
plate item 3 with bearing item 4 and spacer item 6 from rotor item 10, remove cylinder bushing
item 7, as well as vanes item 11. Separate pinion item 20 from rotor and remove end plate item
12 with bearing from rotor.
Remove spacer item 15 from the bearing seat. Pull sound absorber item 2 out of motor
housing item 1.
Handle
Screw out nipple item 29 with reducing nipple. Take out compression spring item 28, steel
ball item 27, pin item 25 and sealing ring item 26. Knock out double notched taper pin item 24
and remove valve trigger item 23. Replace bushing item 32, guide sleeve item 33, pressure
spring item 34 and locking slide item 35 only
when defective. Bushing item 32 and guide sleeve item 33 are glued in and can be loosened
only after heating.
Re-assembly
Re-assembly is performed basically the same as disassembly, but in reverse order.
Mind especially the following items!
Handle
Control function after assembly. Look out for leaks and correct pin guide on the valve trigger.
Check the locking bolt.
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REPAIR AND SPARE PARTS LIST
REPAIR
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