Alfa Laval DuraCirc Range, Инструкция по эксплуатации

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5.3 Dismantling
Before dismantling the pump refer to safety precautions in Section 3.
Refer to the exploded diagram and parts list in Section 7.
NOTE: It is recommended to mark the positions of the rotors and rotorcase (e.g. Top/Bottom or Left/
Right) prior to removal to ensure parts are refitted in the same position.
1
Removing rotorcase cover
1. Remove rotorcase cover nuts (8) and
cover (1).
2. Remove front cover P-ring (5).
NOTE
*) Pump models 62 to 74 are supplied with a
M6 tapped hole in the front cover for use with
a lifting eye (not supplied) to aid lifting
3206-0019
3206-0057
*
2
Removing rotors
1. Insert a plastic (nylon) block between the
two rotors (3) to stop them turning.
2. Remove rotor retention nuts (4).
3. Remove rotors (3)
- Orientate rotors to be perpendicular to
each other (one rotor at 12/6 o’clock, one
rotor at 3/9 o’clock) then remove the rotor
with both wings exposed first.
4. Remove the rotor nut P-rings (6) and rotor
shaft O-rings (7).
* Plastic block
3206-0020
*
200002348-1-EN-GB 27
Maintenance 5 EN