Related Manuals for Toshiba RAV Heat
Summary of Contents for Toshiba RAV Heat
- Page 1 FILE NO. A90-9714 SERVICE MANUAL AIR-CONDITIONER RAV HEAT PUMP RANGE INFRARED REMOTE CONTROL Printed in UK Aug 1997 s...
- Page 2 CONTENTS 1. OPERATION DESCRIPTION...........................3 2. TROUBLESHOOTING............................12 3. CONSTRUCTION VIEWS AND PARTS LIST......................17 4. SPECIFICATIONS OF ELECTRICAL PARTS......................17 SUMMARY • The infrared remote controller within this manual conforms with the protection requirements of European Directives 89/ 336/EEC Electromagnetic Compatibility and 73/23/EEC Low Voltage.
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Page 3: Operation Description
1. OPERATION DESCRIPTION 1-1. REMOTE CONTROLLER 1-1-1. Remote Functions (Cover closed) ON/OFF Button • Push this button to start operation. (A receiving beep is heard) • Push the button to stop operation. (A receiving beep is heard) Temperature button (TEMP) The set temperature is increased to a max 30ºC. - Page 4 1-1-2. Remote Functions (Cover Open) Mode select button (MODE) Push button to select modes. Each time you push the button, a mode is selected ON/OFF Button in a sequence that goes from AUTO, • Push this button to start operation. COOL, DRY, HEAT, FAN ONLY, and (A receiving beep is heard) back to AUTO.
- Page 5 1-1-3. Names and Functions of Indicators on Remote Controller TRANSMITTER display Shows when the signal is being transmitted to the undoor unit. ON/OFF display Shows if unit is enabled. LOCK display Shows if the Lock function is enabled. MODE display Shows the current mode of the unit, AUTO, COOL, DRY, HEAT or FAN ONLY.
- Page 6 1-2. REMOTE RECEIVER FUNCTIONS (FITTED TO INDOOR UNIT) 1.2.1. Remote Receiver Features Yellow LED lights when the Green LED lights when unit is in timer is in operation. defrost mode. Red LED lights when unit is Audible acknowledgement. operational. Infrared Receiver Remote Receiver Switch 1-2-2.
- Page 7 1-3. HANDLING THE REMOTE CONTROLLER 1-3-1. Location of the Remote Controller Operate the remote controller where its signals can reach the receiver on the air conditioner (within 7m) 1-3-2. Remote Controller Mounting bracket A mounting bracket is supplied with the remote controller. (1) Installing the mounting bracket Install the bracket for the remote controller where the unit can be operated, with the remote in the bracket.
- Page 8 1-3-3. Replacing Batteries The remote controller uses two alkaline dry batteries (LR03 AAA size). (1) Remove the cover of the battery compartment at the back of the remote controller by sliding it out in the direction of the arrow. Remove used batteries and dispose of responsibly, then insert new batteries. (2) Reset the remote controller by pressing the ACL button in the battery compartment, with a pointed object (3) Replace the cover of the battery compartment.
- Page 9 1-4 OPERATING MODES Once selected the operating mode is stored in the unit's microcomputer memory. Thereafter, the air conditioner will operate under the same conditions when you operate the ON/OFF button of the remote controller. 1-4-1. AUTO Operation When you set the air conditioner in AUTO mode, it initially selects cooling mode. Then depending on the room tempera- ture the mode of operation may change.
- Page 10 1-4-2. HEAT Operation Operation Steps Supply Power On The OPERATION LED on the display panel of the indoor unit starts flashing. MODE button • Select HEAT mode. TEMP button • Set the required temperature. FAN button • Select any of the “AUTO”, “LOW”, “MED” and “HIGH”. ON/OFF button •...
- Page 11 1-4-5. DRY Operation Operation Steps Supply Power On The OPERATION LED on the display panel of the indoor unit starts flashing. MODE button • Select DRY. TEMP button • Push the TEMP. button. • Select the required temperature between 17°c to 30°c. •...
- Page 12 1-5. TIMER OPERATION 1-5-1. Setting the Clock • Push the clock set button in the battery compartment. The clock " : " starts flashing. • Rotate the TIME ADJUST dial to set the time • Press the RSV button when complete. The clock " : " remains constant. 1-5-2.
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Page 13: Troubleshooting
2. TROUBLESHOOTING 2-1. FAULT FINDING 2-1-1. Role of Indoor Unit. The indoor unit receives operation commands from the remote and monitors or controls the following factors. • Measurement of the return air temperature using the sensor (T • Louver motor control •... - Page 14 2-2. CHECK CODES The fault codes can be checked by putting the remote controller into service mode, and then checking the LED's on the receiver according to the table in 2-1-2. 2-2-1. Selecting service mode Push the button provided under the battery cover of the wireless remote control with a tip of pencil for more than 3 seconds.
- Page 15 2-2-4. Check Code Diagnosis The system can store and recall any of a predetermined selection of codes which can indicate associated electrical or refrigeration faults. Diagnosis by the check codes is conducted with procedures shown below. a) Enter the service mode and make sure the off timer display of the remote control shows “...
- Page 16 1. Compressor case thermostat, IOL, OL operation. OTHER CYCLE Operation (contactor OFF, compressor stops: AH8 Models) SYSTEM continuing (contactor ON, compressor stops: AH Models) 1) Indoor heat exchange 2. Indoor heat-exchange sensor out of place. temperature does not 3. Check the indoor PC board. change after starting 4.
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Page 17: Construction Views And Parts List
3. CONSTRUCTION VIEWS AND PARTS LIST Location holes 2-(4.5 x 9) Remote controller Remote Holder Remote Receiver Description Part Number Remote controller 43069666 Holder, Remote 43063253 Remote Receiver 43A69009 4. SPECIFICATIONS OF ELECTRICAL PARTS TYPE SPECIFICATIONS PARTS NAME WH-C2YE Infrared remote control transmitter Remote Control XWS-DS5 Infrared remote control receiver... - Page 18 3. CONSTRUCTION VIEWS AND PARTS LIST Location holes 2-(4.5 x 9) 4. SPECIFICATIONS OF ELECTRICAL PARTS TYPE SPECIFICATIONS PARTS NAME WH-C2YE Infra-red remote control transmitter Remote Control XWS-DS5 Infra-red remote control receiver Remote Receiver Battery 2 x LR03 (AAA) -18-...
- Page 19 PORSHAM CLOSE, BELLIVER INDUSTRIAL ESTATE, PLYMOUTH, PL6 7DB, UK...