8 Servicing/Maintenance
35 of 56
Ama-Drainer 80/100
2331.823/07-EN
8.4 Dismantling the pump set
8.4.1 General information/Safety regulations
DANGER
Power supply not disconnected
Danger to life!
▷
Pull the mains plug or disconnect all electrical connections and secure against
unintentional start-up.
DANGER
Work on the pump set by unqualified personnel
Danger of death from electric shock!
▷
Have pump components modified and dismantled by authorised personnel
only.
WARNING
Improper lifting/moving of heavy assemblies or components
Personal injury and damage to property!
▷
Use suitable transport devices, lifting equipment and lifting tackle to move
heavy assemblies or components.
8.4.2 Dismantling the pump section
Dismantle the pump section in accordance with the relevant exploded view.
1. Undo socket head cap screws 914.22 and remove duckfoot bend P3.
2. Undo socket head cap screws 914.21.
3. Remove discs 550.3.
4. Remove foot 182.
5. Undo socket head cap screw 914.6.
6. Remove suction cover 162 (for size 100: suction cover with inlet ring 131), profile
joint 410.2 and bush 540.1.
7. Pull plug 916.2 out of impeller hub cap 260.
8. Undo socket head cap screw 914.41.
9. Remove impeller hub cap 260.
10. Pull off impeller 230.
(If the impeller is hard to pull off, use a puller with claws.)
8.4.3 Dismantling casing insert 13-6 (variant B/BH only)
1. Remove seven plugs 916.1.
2. Unscrew countersunk screws 900.
3. Remove retaining ring 506.
4. Lift the sealing protuberance of casing insert 13-6 off at the discharge nozzle
and press it into the discharge nozzle.
5. Pull the casing insert out of volute casing 102.1.
Содержание Ama-Drainer 80
Страница 1: ...Submersible Waste Water Pump Ama Drainer 80 100 Installation Operating Manual ...
Страница 53: ......
Страница 54: ......
Страница 55: ......
Страница 56: ...KSB SE Co KGaA Johann Klein Straße 9 67227 Frankenthal Germany Tel 49 6233 86 0 www ksb com 2331 823 07 EN ...