close control air conditio ntrol air conditioners - Novatherm ...
close control air conditio ntrol air conditioners - Novatherm ...
close control air conditio ntrol air conditioners - Novatherm ...
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CLOSE CONTROL AIR CONDITIONERS<br />
OPERATION AND ROUTINE MAINTENANCE MANUAL<br />
4.1 MAINTENANCE OF THE AIR FILTERS<br />
On TECNAIR LV <strong>air</strong> <strong>conditio</strong>ners, all <strong>air</strong> filters are equipped with differential pressure switches to monitor pressure loss<br />
caused by clogging. The microprocessor signals when the measured pressure difference exceeds the set value. To change the trip<br />
setting of a differential pressure switch, simply unscrew the cover and turn the setting dial to the desired pressure differential value.<br />
4.1.1 AIR FILTER REPLACEMENT<br />
Page 18 of 80<br />
FILTER TYPE POSITION VALUE [Pa]<br />
G4 / F7 filter Suction 250<br />
NOTE:<br />
G4 can be partially regenerated by washing in hot water and neutral detergents.<br />
To ensure the efficiency of the filters, it is necessary to install the 15x3 mm seal<br />
(supplied with replacement filters)<br />
To replace the <strong>air</strong> filters the following instructions must be observed, as well as full compliance with safety obligations<br />
regarding use of the equipment:<br />
1. Set the main switch to “0”.<br />
2. Open the front panels via the relative safety locks.<br />
3. Remove the filter support by means of the fixing screws.<br />
4. Replace clogged filters with clean or regenerated versions.<br />
5. Position the support and secure by means of the fixing screws.<br />
6. Close the front panels and return the main switch to “I”.<br />
Air filter position<br />
For more detailed and specific information on causes of the alarm, refer to the<br />
INSTALLATION OPERATION AND MAINTENANCE MANUAL of the unit en<strong>close</strong>d with the<br />
IT media supplied.