OPERATION MANUAL VRVIII system systemair air conditioner conditioner REYAQ10P7Y1B REYAQ12P7Y1B REYAQ14P7Y1B REYAQ16P7Y1B
REYAQ10P7Y1B REYAQ12P7Y1B REYAQ14P7Y1B REYAQ16P7Y1B CONTENTS VRVIII system air conditioner Page Operation manual 1. DEFINITIONS 1. Definitions.................................................................................. 1 1.1. Meaning of warnings and symbols .............................................. 1 1.2. Meaning of used terms ................................................................ 1 2. Introduction................................................................................
Accessories: ■ Equipment which is delivered with the unit and which needs to be installed according to instructions in the documentation. Optional equipment: ■ Equipment which can optionally be combined to the products as per the subject of this manual. Field supply: Equipment which needs to be installed according to instructions in this manual, but which are not supplied by Daikin. 2. 2.1.
CAUTION ■ It is not good for your health to expose your body to the air flow for a long time. ■ In order to avoid injury, do not remove the fan guard of the outdoor unit. To avoid oxygen deficiency, ventilate the room sufficiently if equipment with burner is used together with the air conditioner. Do not allow anyone to mount on the outdoor unit or avoid placing any object on it. Falling or tumbling may result in injury. Never expose little children, plants or animals directly to the air flow.
6. ■ OPERATION PROCEDURE Operation procedure varies according to the combination of outdoor unit and remote controller. Read "3. What to do before operation" on page 3. ■ To protect the unit, turn on the main power switch 6 hours before operation. ■ If the main power supply is turned off during operation, operation will restart automatically after the power turns back on again. For systems with cool/heat changeover remote control switch Overview of the changeover remote control switch 1 2 6.1.
Explanation of heating operation 6.2. Program dry operation ■ The function of this program is to decrease the humidity in your room with minimal temperature decrease (minimal room cooling). The following operation is performed in order to prevent the heating capacity from dropping or cold air from blowing. ■ The micro computer automatically determines temperature and fan speed (cannot be set by the remote controller).
6.3. Adjusting the air flow direction How to designate the master remote controller Refer to the operation manual of the remote controller. 1 Press the operation mode selector button of the current master remote controller for 4 seconds. The display showing (change-over under centralized control) of all slave remote controllers connected to the same outdoor unit or BS unit flash. 2 Press the operation mode selector button of the controller that you wish to designate as the master remote controller.
. MAINTENANCE 9. FOLLOWING SYMPTOMS ARE NOT AIR CONDITIONER TROUBLES CAUTION Symptom 1: The system does not operate Pay attention to the fan. ■ The air conditioner does not start immediately after the ON/OFF button on the remote controller is pressed. If the operation lamp lights, the system is in normal condition. To prevent overloading of the compressor motor, the air conditioner starts 5 minutes after it is turned ON again in case it was turned OFF just before.
Symptom 6.2: Indoor unit, outdoor unit ■ When the system is changed over to heating operation after defrost operation Moisture generated by defrost becomes steam and is exhausted. Symptom 14: The inside of an outdoor unit is warm even when the unit has stopped ■ This is because the crankcase heater is warming the compressor so that the compressor can start smoothly.
If the system does not properly operate except for the above mentioned cases and none of the above mentioned malfunctions is evident, investigate the system according to the following procedures. 11. AFTER-SALES 1 If the system does not operate at all ■ ■ Check if there is no power failure. Wait until power is restored. If power failure occurs during operation, the system automatically restarts immediately after the power supply is recovered.
12. IMPORTANT INFORMATION REGARDING THE NOTICE 1. 2. Table 1 indicates main components. Refer to your maintenance and inspection contract for more details. Table 1 indicates recommended intervals of maintenance cycles. However, in order to keep the unit operational as long as possible, maintenance work may be required sooner. Recommended intervals can be used for appropriate maintenance design in terms of budgetting maintenance and inspection fees.
4PW62583-1 11.
