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7 Servicing/Maintenance
79 of 124
Amarex KRT
3. Carefully lift off motor housing cover 812. If the motor housing cover cannot be
lifted off, use the jacking threads located underneath caps 903.51.
4. Remove the cable ties.
5. Lift the motor housing cover up further until the power cable and control cables
can be disconnected.
6. Inside the motor disconnect the individual cores of the power cable.
7.4.4.2 Removing the power cable
ü
Suitable lifting equipment is provided.
ü
The pump set has been disconnected from the power supply. It has been securely
placed on a level surface in a vertical position.
ü
The motor housing cover has been removed.
1. Undo the screws 914.04 and 914.05 of cable glands 834.01 and 834.02.
2. Pull the cable gland out of the centering seat in the motor housing cover.
7.5 Reassembling the pump set
7.5.1 General information/Safety regulations
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.
WARNING
Components with sharp edges
Risk of cutting or shearing injuries!
▷
Always use appropriate caution for installation and dismantling work.
▷
Wear work gloves.
CAUTION
Improper reassembly
Damage to the pump!
▷
Reassemble the pump (set) in accordance with the general rules of sound
engineering practice.
▷
Use original spare parts only.
Sequence
Always reassemble the pump set in accordance with the corresponding general
assembly drawing.
Sealing elements
▪
O-rings
– Check O-rings for any damage and replace by new O-rings, if required.
– Never use O-rings that have been made by cutting an O-ring cord to size an
gluing the ends together.
▪
Assembly adhesives
– Avoid the use of assembly adhesives, if possible.
Tightening torques
When reassembling the pump set, tighten all screws/bolts as indicated.
In addition, secure all screwed connections closing off the flameproof enclosure with
a thread-locking agent (Loctite type 243).
Summary of Contents for KRT series
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