Siemens simovert masterdrives Instrucciones De Servicio página 289

08.2008
Construction type K
CAUTION
Siemens AG 6SE7087-8JK50
SIMOVERT MASTERDRIVES
The fan assembly consists of:
♦ the fan housing
♦ a fan.
The fan assembly is installed at the top of the chassis.
♦ Withdraw connector X20.
♦ Undo the two M8 screws of the fan assembly.
♦ Pull out the fan assembly towards the front (if necessary, tilt it
slightly downwards at the front) and lay it down safely.
The fan assembly weighs up to 38 kg, depending on its design.
♦ Undo the cable fastenings and fan connections.
♦ Take the fan support plate out of the fan assembly and remove the
fan from the support plate.
♦ Install the new fan assembly in the reverse sequence.
♦ For type K: Renew contact washers for grounding.
Prior to start-up, check that the fan can run freely and check for correct
direction of air flow.
The air must be blown upwards out of the unit.
The direction of rotation is counter-clockwise when seen from above.
Fig. 9-2 Fan assembly -E1, fan transformer primary fuse, starting capacitor -C110
Operating Instructions
Maintenance
9-3