Checks To Be Performed Before Start-Up; Checks To Be Performed After Start-Up; Maintenance - Modine EGK Serie Manual Tecnico

9. Checks to be performed before start-up

With the main switch-disconnector open and padlocked (OFF position):
9.1 Tightening of all the electrical connections.
9.2 Levelling and verifying of the solidity of the support base.
9.3 Correct fastening of panels and components, paying particular attention to the correct fastening of the fan guard
grille.
9.4 Verification of spaces for maintenance.
9.5 Correspondence of the supply voltage to the plate data.
9.6 Freedom of movement of the blades of the fans.
9.7 Absence of fluid leaks. CO
accidentally release them into the atmosphere. Risk of environmental damage.
9.8 Removal of the protective film from the casing.
9.9 Checking of the cleanliness of the installation area.
9.10 Check that there are no foreign bodies in the vicinity of the fans and of the unit to avoid them being sucked in
by the fans.
9.11 Checking of the pressure tightness of the unit.
9.12 The unit is ready for use after all the instructions and warnings concerning the electrical connections and the
fluids have been strictly adhered to.

10. Checks to be performed after start-up

10.1 Initial start-up must take place under the supervision of a qualified technician and must be carried out with great
care.
10.2 Check the rotation direction of the motor fans. Contrary rotation could affect the performance of the model.
10.3 Check freedom of rotation of the impeller, without rubbing or irregular movements.
10.4 Check the movement of the fluid.
10.5 Absence of vibrations or unusual noises.
10.6 Check that the electric absorption is correct, in any case not exceeding what is reported in the label of the motor
fan.
10.7 Check the correct tightening of the screws (Ref. EN 1090-2).

11. Maintenance

11.1 Checks, inspections and maintenance must be carried out by authorised specialists.
11.2 During the operations of maintenance, repair and cleaning, always use personal protective equipment (e.g.
gloves sufficiently resistant to mechanical hazards) to reduce the risk of injury in the event of contact with the
sharp edges of the metal sheets or with the finned pack.
11.3 Under no circumstances should any work be carried out on the machine without first disconnecting the power
supply. Disconnect and discharge energy. Set the main switch to position "0 OFF" and lock it with a padlock,
the key must be kept by the maintenance technician until the work is completed. Wait until all fans have stopped
rotating. After disconnecting the power supply wait 5 minutes before opening the fan junction box.
11.4 Do not carry out maintenance work in bad weather.
11.5 It is recommended to verify, at least once every six months, that the electrical connection, the earthing of
components subject to greater wear (motors, switches) are operating correctly, if worn or obsolete, replace with
equivalent new components.
11.6 It is advisable to check, at least once every six months, that all the electrical and mechanical parts and circuits
affected by the fluids are in good working order, and to check the integrity and fastening of the fan guard grille.
11.7 It is advisable to check, at least once every six months, that the screws are properly tightened (Ref. EN 1090-2).
11.8 If a fan is off for a long period, it should be switched on for at least two hours every month to remove any trace
of moisture inside the motor.
11.9 Check the cleanliness of the finned pack at least once a month.
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, and all refrigerant gases in general, are greenhouse gases: take care not to
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