Daikin EWAD-TZXLB - Manuals

Page 4 - Legend

D-EIMAC00907-16EN - 4/20 Legend 1 Compressor 2 Evaporator 3 Condenser coil & Axial fan 4 Electronic expansion valve 5 Economizer 6 Dehydration filter 7 Liquid and humidity indicator 8 Sution valve 9 Economizer electronic expansion valve 10 Low-pressure safety valve 11 High-pressure safety valve ...

Page 7 - which is part of the on-; Positioning and assembly; Unit with 4 lifting points

D –EIMAC00907–16EN - 7/20 Safety The unit must be firmly secured to the soil. It is essential to observe the following instructions:  The unit can only be lifted using the lifting points marked in yellow fixed to its base.  It is forbidden to access the electrical components without having opened ...

Page 8 - Avoid air flow recirculation.

D-EIMAC00907-16EN - 8/20 Unit with 6 lifting points (The drawing shows only the 12 fans version. The lifting mode is the same for the different number of fans) Figure 3 – Unit Levelling For installation on the ground, a strong concrete base, at least 250 mm thickness and wider than the unit must be ...

Page 9 - Figure 4

D-EIMAC00907-16EN - 9/20  Make sure to provide a strong and solid foundation to reduce noise and vibrations.  Avoid installation in particularly dusty environments, in order to reduce soiling of condensers coils.  The water in the system must be particularly clean and all traces of oil and rust m...

Page 10 - Multiple chiller installed side by side in a compound.; Figure 5

D-EIMAC00907-16EN - 10/20 The minimum distances, reported above, ensure functionality of the chiller in most applications. However, there are specific situations which include multiple chiller installations: in this case the following recommendations are to be followed: Multiple chiller installed si...

Page 11 - Table 1 - Acceptable water quality limits

D-EIMAC00907-16EN - 11/20 Sound protection When sound levels require special control, great care must be exercised to isolate the unit from its base by appropriately applying anti-vibration elements (supplied as an option). Flexible joints must be installed on the water connections, as well. Water p...

Page 12 - Figure 6 - Water piping connection for evaporator

D –EIMAC00907–16EN - 12/20 Evaporator and recovery exchangers anti-freeze protection All evaporators are supplied with a thermostatically controlled anti-freeze electrical resistance, which provides adequate anti-freeze protection at temperatures as low as –25°C. However, unless the heat exchangers ...

Page 13 - Electrical Installation; General specifications; Operation; Operator’s responsibilities; Maintenance; Table 2; List of Activities

D-EIMAC00907-16EN - 13/20 Electrical Installation General specifications All electrical connections to the unit must be carried out in compliance with laws and regulations in force. All installation, management and maintenance activities must be carried out by qualified personnel. Refer to the speci...

Page 14 - Table 3

D-EIMAC00907-16EN - 14/20 Verify operation of all ventilation fans in the electrical panel X Verify operation of inverter cooling valve and heater X Verify status of capacitors in the inverter (signs of damage, leaks, etc) X List of Activities Weekly Monthly (Note 1) Yearly/Seas Onal (Note 2) Refrig...

Page 15 - Service and limited warranty

D –EIMAC00907–16EN - 15/20 Unit Maintenance and Cleaning Unit exposed to a highly aggressive environment can face corrosion in a shorter time than ones installed on a standard environment. Corrosion causes a rapid rusting of the frame core, consequently decreases unit structure life time. To avoid t...

Page 16 - Disposal

D-EIMAC00907-16EN - 16/20 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...