Fig. 29: Lifting off the impeller
8.3.2 Dismantling the motor section
mini-Compacta U60, U100, UZ150
1.
Remove hexagon socket head cap screws 914.01.
2. Remove screw plug 903.01 and joint ring 411.01.
3. Extract rotor 818 with casing cover 161 from motor unit 80-1.
NOTE
Place a suitable object (e.g. a cylinder, diam. 15 x 15 mm) against the face of shaft
210 and use the screw plug to press the shaft out of motor housing 811.
4. Remove O-ring 412.01 and circlip 932 from the casing cover.
5.
Press rotor 818 out of the casing cover.
6. Press lip seals 421.01 and 421.02 out of the casing cover.
7. Pull off deep groove ball bearings 321.01 (6201-2RSR/C3) and 321.02 (6205-
LLU/C3/L45).
8.3.3 Removing the pump/plate assembly
mini-Compacta US100, UZS150
1.
Separate pump/plate assembly 10-5 from the discharge line.
2. Undo hexagon socket head cap screws 914.06.
3. Lift the pump/plate assembly out off the tank.
8.3.4 Removing the rotating assembly
mini-Compacta US100, UZS150
1. Undo hexagon socket head cap screw 914.04.
2. Lift rotating assembly 01-44 out of plate 185.
3. Drain the oil from the oil reservoir. (⇨ Section 8.2.4 Page 43)
4. Remove screw plug 903.01 and joint ring 411.01.
5. Undo impeller nut 922, holding hexagon end of shaft 210 with a socket wrench
(WAF 8), if necessary.
6. Take off cutter 23-14.
7. Prise off impeller 230 by inserting a screwdriver into the grooves in the impeller
shroud and casing cover 161, respectively.
8. Remove key 940.
8 Servicing/Maintenance
46 of 86
mini-Compacta
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