Daikin EWAH TZ D Series, Инструкция по установке, эксплуатации и обслуживанию, Страница: 48 / 53

D
–EIMAC01905-23_00EN - 48/53
8 SERVICE AND LIMITED WARRANTY
These units have been developed and constructed according to high quality standards ensuring years of failure -free
operation. It is important, however, to ensure proper and periodical maintenance in accordance with all the procedures
listed in this manual and with good practice of machines maintenance.
We strongly advise stipulating a maintenance contract with a service authorized by the manufacturer in order to ensure
efficient and problem-free service, thanks to the expertise and experience of our personnel.
It must also be taken into consideration that the unit requires maintenance also during the warranty period.
Operatin the unit in an inappropriate manner, beyond its operating limits or not performing proper maintenance according
to this manual can void the warranty.
Observe the following points in particular, in order to conform to warranty limits:
1. The unit cannot function beyond the specified limits
2. The electrical power supply must be within the voltage limits and without voltage harmonics or sudden changes.
3. The three-phase power supply must not have un unbalance between phases exceeding 3%. The unit must stay
turned off until the electrical problem has been solved.
4. No safety device, either mechanical, electrical or electronic must be disabled or overridden.
5. The water used for filling the water circuit must be clean and suitably treated. A mechanical filter must be installed
at the point closest to the evaporator inlet.
6. Unless there is a specific agreement at the time of ordering, the evaporator water flow rate must never be above
120% and below 50% of the nominal flow rate.