WAGNER ZIP52 Translation Of The Original Operating Manual page 51

Operating manual Pneumatic double diaphragm pump ZIP52 - ZIP80
10 Repairs
B_04018
1. Dismantle the motor in accordance with Chapter Replacing the Diaphragm (Preventive
Maintenance) [8 46].
2. Remove the reversing valve (2).
3. Remove the shaft's plastic bushings (3) located at each end of the motor block, the lip
seals (4) and the feeler pins (5).
4. Clean all the components, openings and spaces within the motor block. Blow the
housing cavity of the reversing valve out thoroughly with a jet of compressed air (wear
safety goggles).
5. Check the condition of the reversing valve. If necessary replace.
6. Grease feeler pins (5).
7. Reassemble all parts described in section 3 and ensure that the sealing lips are correctly
aligned (see Chapter Spare Parts [8 56], exploded view).
8. Grease feeler pins (5) with lip seal (4) once more from outside.
9. Put the reversing valve back in its housing. When doing so, apply the correct torque.
Position the valve slider (6) on one of the stroke stop positions. There are four possible
positions, each of them is suitable.
10. Assemble the remaining components and reassemble the motor in accordance with
Chapter Replacing the Diaphragm (Preventive Maintenance) [8 46].
Order number DOC 2330426 | Edition 09/2021
3.5 Nm
2.6 lbft
1
2 Nm; 1.5 lbft
2
6
5
4
3
2 Nm
1.5 lbft
51