Operating Instructions System Controller Model No. CZ-64ESMC1U Before operating the unit, read these operating instructions thoroughly and keep them for future reference.
CONTENTS page PRODUCT INFORMATION ................................................................................. 2 ALERT SYMBOLS ............................................................................................... 2 INSTALLATION LOCATION ................................................................................. 3 ELECTRICAL REQUIREMENTS ........................................................................ 3 SAFETY INSTRUCTIONS .........................................................
INSTALLATION LOCATION • We recommend that this system controller be installed properly by qualified installation technicians in accordance with the Installation Instructions provided with the system controller. WARNING • • Do not install this system controller where there are fumes or flammable gases, or in an extremely humid space such as a greenhouse. Do not install the system controller where excessively high heatgenerating objects are placed. ELECTRICAL REQUIREMENTS 1.
HOW TO USE THE SYSTEM CONTROLLER Functions of buttons A: ALL/ZONE/GR SELECT button B: ZONE select button C: GROUP select button F: Operation lamp D: ON button E: OFF button G: MODE button H: Temperature setting buttons O: VENTILATION button K: CHECK button M: SET button N: CL button I: FAN SPEED button J: FLAP button L: CENTRAL CTRL button A: ALL/ZONE/GR SELECT button Use this button to select one of the following: ALL: Used for turning all the air conditioners on and off.
Functions of buttons (Continued) D: ON button This button is for turning the selected air conditioner on. E: OFF button This button is for turning the selected air conditioner off. F: Operation lamp This lamp lights when the unit is turned on. G: MODE button Use this button to select one of the following five operations: (AUTO) (HEAT) (DRY) (COOL) (FAN) NOTE H: Temperature setting buttons : Used to automatically set cooling or heating operation.
Functions of buttons (Continued) This button is used only when servicing the air conditioner. K: CHECK button Do not use the CHECK button for normal operation. Use this button to inhibit individual operation by remote controller as follows: L: CENTRAL CTRL button 1: Individual ON/OFF operation is inhibited. 2: Individual ON/OFF, MODE and Temperature setting operation is inhibited. 3: Individual MODE and Temperature setting operation is inhibited. 4: Individual MODE operation is inhibited.
Display Description A: When the unit is in the heating standby mode, the indicator appears. B: The currently selected operation mode is displayed. C: The currently selected FAN SPEED, Airflow Direction and SWEEP settings are displayed. D: This indication appears when the filter needs cleaning. E: This indication appears only when an abnormality occurs within a unit. F: The currently selected mode (ALL, ZONE or GROUP), ZONE number and GROUP number are displayed.
How to start group operation To start group operation Stop Power Turn the power supply switch on more than 5 hours before starting operation. 1 Press the SELECT button and select GROUP. 2 Select the ZONE No. including the group to be operated by pressing ZONE button. 3 Select the GROUP No. to be operated by pressing GROUP select buttons 4 Press the ON button. 5 Set the operation mode by pressing the MODE button.
How to start collective operation To start collective operation (ALL or ZONE) Stop Power Turn the power supply switch on 5 hours or more before starting operation. 1 Press the SELECT button and select ALL or ZONE. In case of ZONE collective operation. 2 Select the ZONE No. to be operated by pressing ZONE button. 3 Press the ON button. 4 Set the operation mode by pressing the MODE button.
DC0911-11111 Printed in Japan