Three-phase squirrel cage induction motors in flameproof enclosure type ASA and E2-ASA
frame size 63 – 355
5.
Special tools and spare parts
In order to mounting and dismounting the motors wrench assortments (hex
key wrenches, wrenches for hexagon screws) and bearing
mounting/dismounting appropriate tools are to be used. The tools are not
included in the motors delivery inventory.
The spare parts are listed in Annex 7 and are delivered at client’s request.
Only original spare parts are allowed to be used for repairing of the ASA
flameproof motors.
6.
Preparing for commissioning
6.1 Unpacking
-
The motors that are not commissioned immediately after delivery
shall be stored in their initial packing, in dry rooms, away from
freezing and flooding, free from vibrations, dust, oxide vapours or
corrosive substances.
The removing of the packing should be carried out in clean rooms, at
ambient temperature of m15 °C and maximum 70% relative
humidity.
The integrity of mounting surfaces with the driven installation:
shaft
end
flange shoulder (if case is)
feet and fixing holes (if case is)
need to be checked.
If rust appeared on these surfaces, they will be cleaned with smooth cloth
and thinner, then a thin film of anti-rust grease according to the technical
quality conditions –
Annex 6, will be applied.
6.2 Preliminary checking before mounting
Before mounting will be checked:
6.2.1
whether the shaft rotates easily by mere hand rotating
6.2.2
the protective painting and coating condition
