67
12.2.8 Check the Drainage
Open front panel and remove air filters. (Drainage
checking can be carried out without removing the
front grille.)
Pour a glass of water into the drain tray-styrofoam.
Ensure that water flows out from drain hose of the
indoor unit.
Drain tray-styrofoam
12.2.9 Evaluation of the Performance
Operate the unit at cooling/heating operation
mode for fifteen minutes or more.
Measure the temperature of the intake and
discharge air.
Ensure the difference between the intake
temperature and the discharge is more than 8°C
during Cooling operation or more than 14°C
during Heating operation.
Discharge air
12.2.10 Installation of Anti-bacterial Filter
1 Open the front panel.
2 Remove the air filters.
3 Put the anti-bacterial filter into place as shown in illustrations below.
Anti-bacterial filter 7
pplicable model MRZ16***, MRZ20***, RZ25***, RZ35***, RZ42***
Air filter
Anti-bacterial filter 7
Air filter
Applicable model RZ50***, RZ60***, RZ71***, RZ80***