Operating Instructions Wireless Remote Control System Model No. CZ-RWSU1U CZ-RWST1U CZ-RWSU2U CZ-RWSC1U CZ-RWSY1U CZ-RWSK1U Before operating the unit, read these operating instructions thoroughly and keep them for future reference.
CONTENTS 1. IMPORTANT SAFETY INSTRUCTIONS ......................................1 2. NAMES AND OPERATIONS ........................................................2 3. INSTALLING BATTERIES.............................................................7 4. SETTING THE CURRENT TIME ..................................................8 5. OPERATION .................................................................................9 6. TIMER OPERATION ...................................................................
1. IMPORTANT SAFETY INSTRUCTIONS Before using the system, be sure to read these “IMPORTANT SAFETY INSTRUCTIONS”. After reading this manual, save it in a convenient place. Electric shock or fire may result if an inexperienced person performs any installation procedures incorrectly. Note: • This device complies with Part 15 of the FCC Rules.
2. NAMES AND OPERATIONS REMOTE CONTROLLER One remote controller can control a group of up to eight indoor units. (See Page 14) 1. Operation Display Displays the operation status. (The figure shows all the statuses.) • The auto-flap display may be different, depending on the installed unit. (See Page 13) 2. Start/Stop button Pressing this button once starts and pressing again stops the operation. 3. Fan speed button 4. Swing/Wind Direction button 5. Timer setting button Use for operating with a timer. 6.
REMOTE CONTROLLER 8 9 1 2 3 4 10 5 11 12 13 14 6 15 16 7 3
2. NAMES AND OPERATIONS (Cont.) RECEIVER 1. 2. in conjunction with a wired remote controller (sold separately). (Consult with the dealer where the product was purchased about making the settings.) Test/On switch This is used during service. It is not for normal use. Test Run/On switch This is used during service. It is not for normal use. 9. Address switch Differentiate between incoming and outgoing signals. Note Receiver Receives the signal sent from the remote controller.
RECEIVER CZ-RWSU1U CZ-RWST1U 2 1 2 3 4 5 3 5 1 CZ-RWSY1U CZ-RWSC1U 1 2 4 1 7 2 3 4 5 8 9 3 4 5 6 5
2. NAMES AND OPERATIONS (Cont.
3. INSTALLING BATTERIES 1. Remove the cover. 2. Insert two AAA alkaline batteries. Put the batteries in with the polarity [+/–] as shown in the figure. 3. Gently insert one end of an unfolded paper clip (or a similar object that can fit) into the Reset hole and press the reset button inside the hole and then put the cover back on. Reset hole Note • • • • • Change the batteries when the display of the remote controller gets weak or if it will not work unless close to the receiver.
4. SETTING THE CURRENT TIME After changing the batteries and pressing reset, be sure to reset the current time. (When reset is pressed, the current time reverts to [ ]) 1. Press for two seconds or more. Once the clock displays starts blinking, the clock can be set. 2. Set the hour with of the / . If you press and hold the button, the time changes quickly. 3. Set the minutes with / of the . If you press and hold the button, the time changes quickly. 4. Pressing completes the time setting.
5. OPERATION Auto , Dry , Cool , Fan , Heat Models that only provide the cooling function cannot operate in the auto or heating modes. Power: Turn on the power of the indoor unit at least 14 hours before operation. 1. Press . 2. Press and select from among Auto , Heat , Dry , Cool and Fan . 3. Press and select the desired speed. If set to Auto , the fan speed switches automatically. (Auto does not work when in the Fan mode.) 4. Press one of the temperature.
5. OPERATION (Cont.) If the unit is not heating very effectively with a Low fan speed speed to High or Medium. , switch the fan Depending on the indoor unit being used, it may indicate a function that it does not have. (The fan speed is set.) If you cannot turn the air conditioner off in the normal way. Disconnect the power to the indoor unit and contact the dealer where the product was purchased.
6. TIMER OPERATION • When setting the timer, make sure the current time on the remote controller is accurate. • The timer’s clock can only be set when the display of the remote controller is ON. • After setting the timer, put the remote controller in a place where its signal will reach the receiver of the indoor unit. (When the time set for the timer is reached, a signal is sent from the remote controller to Start/Stop the unit.) Using the Timer / 1.
6. TIMER OPERATION (Cont.) Combining ON and OFF Timers • Setting the ON and OFF timers, respectively. Checking the timer setting • If you press either / for the or the , the scheduled time is displayed for four seconds. • When no timer setting has been made, it displays --:--. (Initial Setting) Changing a timer setting • Press / for the for the timer again. or the , and then when the timer setting is displayed, press / Canceling a timer setting • If you press [CANCEL], the timer setting is canceled.
7. ADJUSTING THE WIND DIRECTION • Never try to manually move the flap (up-down wind direction plate) that is operated by the remote controller. • When the unit stops, the flap (up-down wind direction plate) automatically faces downwards. • When the unit is in heating standby, the flap (up-down wind direction plate) faces upward.
7. ADJUSTING THE WIND DIRECTION (Cont.) CZ-RWSC1U The available functions differ depending on the indoor unit being used. The wind direction cannot be set via remote controller for any models other than those noted below. For more information, please refer to the users’ manual that came with your indoor unit.
9. USING THE REMOTE CONTROLLER • Point the transmitter of the remote controller at the receiver. When the signal is received correctly it will beep once. (It beeps twice only when the unit starts operating.) • The signal can be received at a distance of about 19 ft. This distance should be used only as a guide. It depends on battery strength. • Make sure nothing is between the remote controller and the receiver that could block the signal.
11. ADDRESSES In both multi and single unit installations, when more than one indoor unit is installed in the same room with a compatible remote controller, addresses can be set up to avoid crosstalk. By setting the address switches on the receivers and matching them with the number of addresses on the remote controller, up to six indoor units can be controlled separately with the remote controller.
Address Display on the remote controller • • • • • CZ-RWSU1U Position of receiver’s (inside indoor unit) address switch For 1, 2 and 3, set the switch on the right and for 4, 5 and 6, to the left. The position of the receiver’s address switch does not matter. • • • • • CZ-RWST1U Position of receiver’s (inside indoor unit) address switch For 1, 2 and 3, set the switch on the left and for 4, 5 and 6, to the right. The position of the receiver’s address switch does not matter.
11. ADDRESSES (Cont.) Setting Addresses (CZ-RWSY1U/CZ-RWSK1U) (Setting the address of the indoor unit) 1. First of all, set the address for the remote controller with Setting Remote Control Address (See Page 16). of the indoor unit for four seconds or more. 2. Press [Emergency Operation] When you do this, the lamps of the display will blink one after another. 3. Press on the remote controller. 4.
12. EMERGENCY OPERATION Use [Emergency Operation] in the following situations when there is an urgent need. • When the remote controller’s batteries have failed. • When the remote controller is broken. • When the remote controller is lost. *1 Figures: CZ-RWSU1U, CZ-RWSY1U and CZ-RWST1U are of receivers (inside indoor unit), CZ-RWSU2U is of the operation panel (inside indoor unit) and Indoor Unit (CZ-RWSK1U) is of its front panel.
12. EMERGENCY OPERATION (Cont.) Stop: press [Emergency Operation] of the receiver again. Note • • The Test Run/On and Test/On switches are for use when the unit is installed and test run. It is not for normal use. If the [Normal/Stop ALL] switch is on Stop ALL, the unit cannot receive signals from the remote controller. CZ-RWSC1U/CZ-RWSU2U 1. Press [Emergency Operation] of the receiver. If the indoor temperature is 75 °F or greater when the unit starts running, it will act as a cooler.
13. MISCELLANEOUS SETTINGS A variety of changes can be made to settings, depending on the indoor unit being used. Wind Direction (flap) indicator, operation mode indicator, time display (24 hour, AM/ PM), Heat Max Temp • • • For information about the flap function, refer to the users’ manual of the unit being used. (These settings are saved in nonvolatile memory in the remote controller, so even when its batteries are changed, the settings do not have to be made again.
14. BEFORE REQUESTING SERVICE Before requesting service, please check the followings. Problem The unit doesn’t work even when is pressed on the remote controller. The air conditioner starts and stops on its own. Cause Solution The power to the indoor unit is not ON. Make sure the power to the indoor unit is ON. Is the Normal/Stop All switch in the Stop All position? (See Page 6) Switch it to the Normal position and cancel operation. Are the remote controller’s batteries dead? Change the batteries.
15. SPECIFICATIONS CZ-RWSU1U/CZ-RWST1U/CZ-RWSC1U/CZ-RWSY1U/CZ-RWSK1U Dimensions Wireless Remote Controller Power source Clock Accuracy 7-11/64 in. (H) × 2-13/32 in. (W) × 47/64 in. (D) Two AAA alkaline batteries ±30 seconds per month (at 77 °F) CZ-RWSU1U/CZ-RWST1U/CZ-RWSC1U/CZ-RWSY1U CZ-RWSU1U 7-13/32 in. (H) × 7-13/32 in. (W) × 1-17/64 in. (D) CZ-RWST1U 2-9/16 in. (H) × 5-1/8 in. (W) × 55/64 in. (D) CZ-RWSC1U 4-23/32 in. (H) × 2-3/4 in. (W) × 33/64 in. (D) CZ-RWSY1U 4-1/4 in. (H) × 4-1/4 in.
DC0911-20112 Printed in Japan