Replacing The Motor; General Conditions Of Warranty - York Laser Gebrauchs - Und Wartungsanweisungen

Fig. 10
frame, then loosen the screws (one on the right and one on the left side) that fix the base-
ment of the fan deck; in YLVR and YLIVR models there are two fixing screws on each side;
6. rotate slightly the fan deck and then pull it out as illustrated in Fig. 10;
7. identify the dowels that fix the impeller to the motor shaft and loosen them using a sock-
et-head screwdriver; loosen the 4 tapping screws which fix the scroll to the basement and
pull the scroll out of the basement by rotating it; after that, pull the impeller horizontally out;
8. loosen the nuts fastening the fixing clamps of the elastic ribbon supports of the motor and
then unhook the motor from the cradle in which it is contained pulling it upward;
9. after replacing the new motor, reassemble carefully all parts proceeding as described
above.
All YORK fan coils are provided with dynamically balanced fan decks, in
order to reduce the noise at minimum levels. When replacing the motor,
the fan deck could be unbalanced, therefore YORK suggest to stop the op-
eration at point 6 and to ask for a new complete fan deck.

8. GENERAL CONDITIONS OF WARRANTY

Mechanical and electrical parts are guaranteed for 24 months beginning from the date the
fan coil unit is delivered ex-works in Pordenone. The warranty only covers factory defects
and not malfunctions caused by improper installation or wrong connection.

7.4.4 REPLACING THE MOTOR

If necessary, it is possible to replace the motor as follows:
1. be sure that the unit has been disconnected
from the power supply;
2. in models with the casing, it must be removed as de-
scribed in par. 6.3 of this manual;
3. remove the filter support;
4. remove the power supply cable and be careful not to
damage it while removing the fan deck;
5. it is necessary to have access to the sides of the inner
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