Page 2 - SPECIAL PRECAUTIONS; WARNING
When Wiring ELECTRICAL SHOCK CAN CAUSE SEVERE PERSONAL INJURY OR DEATH. ONLY A QUALIFIED, EXPERIENCED ELECTRICIAN SHOULD ATTEMPT TO WIRE THIS SYSTEM. SPECIAL PRECAUTIONS This symbol refers to a hazard or unsafe practice which can result in severe personal injury or death. This symbol refers to a haz...
Page 3 - Table of Contents; REFRIGERANT FLOW DIAGRAM
Table of Contents 1. OPERATING RANGE 2. SPECIFICATIONS 2-1. Unit Specifications 2-2. Major Component Specifications 2-3. Other Component Specifications 3. DIMENSIONAL DATA 4. REFRIGERANT FLOW DIAGRAM 4-1. Refrigerant Flow Diagram 5. PERFORMANCE DATA 5-1. Performance charts 5-2. Air Throw Distance Ch...
Page 4 - Page
9. TROUBLESHOOTING 9-1. Check before and after troubleshooting9-2. Air conditioner does not operate.9-3. Some part of air conditioner does not operate.9-4. Air conditioner operates, but abnormalities are observed. 10. CHECKING ELECTRICAL COMPONENTS 10-1. Measurement of Insulation Resistance10-2. Che...
Page 5 - Temperature; Cooling
1. OPERATING RANGE Maximum Minimum 32 ° C D.B. / 23 ° C W.B. 19 ° C D.B. / 14 ° C W.B. 43 ° C D.B. 19 ° C D.B. Temperature Indoor Air Intake Temp. Outdoor Air Intake Temp. Cooling 5
Page 6 - Electrical Rating
2. SPECIFICATIONS 2-1. Unit Specifications Indoor Unit SAP-K77RAX Outdoor Unit SAP-C77RAX DATA SUBJECT TO CHANGE WITHOUT NOTICE. Remarks: Rating conditions are:Cooling: Indoor air temperature 27 ° C D.B. / 19 ° C W.B. Outdoor air temperature 35 ° C D.B. / 24 ° C W.B. Vertical dB-AdB-A Indoor : Hi/Me...
Page 9 - Indoor Unit
- Control PCB Control Circuit Fuse Controls Part No. Microprocessor 250V 3.15A CR-K77GAX 1 ... D102 / L637 RCS-7S2E-G Cross-Flow AC Motor IBH-884-066B ... 1 4 BRN-WHT : 234 PNK (RED)-WHT : 209 12.5 1,280 Thermal fuse 130 1.5 450 DC 12V Each Pair of Terminal : 200 +/- 7% Stepping Motor 24BYJ48-916 Al...
Page 12 - Outdoor Unit
Control PCB 2-2-2. Outdoor Unit Outdoor Unit SAP-C77RAX DATA SUBJECT TO CHANGE WITHOUT NOTICE. CC BRN - WHT : 213 RED (PNK) - WHT : 168 Micro F VAC External Finish Acrylic baked-on enamel finish SAY-56T ... 350 2.0 75 450 110 Thermal protector Aluminum Plate Fin / Copper Tube 1 1.4 Face Area m 2 0.2...
Page 19 - Insulation of Refrigerant Tubing; both tubes must be well insulated; with a; I M P O R T A N T; CAUTION
4. REFRIGERANT FLOW DIAGRAM 4-1. Refrigerant Flow Diagram Indoor Unit SAP-K77RAXSAP-K97RAXSAP-K127RAX Outdoor Unit SAP-C77RAXSAP-C97RAXSAP-C127RAX Insulation of Refrigerant Tubing Because capillary tubing is used in the outdoor unit, both thewide and narrow tubes of this air conditioner become cold....
Page 20 - Indoor air temperature 27; NOTE; Low pressure at wide tube
5. PERFORMANCE DATA 5-1. Performance charts Indoor Unit SAP-K77RAX Outdoor Unit SAP-C77RAX Indoor air temperature 27 ° C D.B. / 19 ° C W.B. Outdoor air temperature 35 ° C D.B. / 24 ° C W.B. :Points of rating condition Black dots in above charts indicate the following rating conditions. NOTE Cooling:...
Page 21 - Low pressure at wide tub
Indoor Unit SAP-K97RAX Outdoor Unit SAP-C97RAX Indoor inlet air D.B. temp. ( ° C) 9 8 7 6 5 4 3 2 1 25 30 35 40 45 50 Outdoor inlet air D.B. temp. ( ° C) Operating current (A) 32 27 21 Indoor inlet air D.B. temp. ( ° C) Outdoor inlet air D.B. temp. ( ° C) 25 30 35 40 45 50 Low pressure at wide tub e...
Page 23 - : Axis air velocity 0
Horizontal distance (m) Axis air velocity (m/s) Vertical distance (m) Room air temp. : 27 ° C Fan speed : High Cooling : Flap angle 0 ° , : Axis air velocity 0 ° : Flap angle 30 ° , : Axis air velocity 30 ° 5-2. Air Throw Distance Charts Indoor Unit SAP-K77RAX 0 1 2 3 4 0 1 2 3 4 5 6 7 8 9 23
Page 30 - To avoid electrical shock hazard, be sure to; FLAP; FAN MOTOR; TERMINAL; CONTROLLER
6-2. Electric Wiring Diagrams Indoor Unit SAP-K77RAXSAP-K97RAXSAP-K127RAX WARNING To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. 8FA2-5250-29500-1 FLAP FM FLAP 5P(WHT) LAMP 8P(WHT) COIL 2P(BLK) FAN 5P(WHT) HALL IC 3P(WHT...
Page 31 - CM
Outdoor Unit SAP-C77RAXSAP-C97RAXSAP-C127RAX WARNING To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. 8FA2-5250-29800-0 PO WER SUPPL Y PO WER RELA Y 1 5 6 4 TO INDOOR UNIT OVERLOAD RELAY (OLR) TERMINAL BASE (5P) COMPRESSOR...
Page 32 - INSTALLATION INSTRUCTIONS; Table 1
WARNING 7. INSTALLATION INSTRUCTIONS 7-1. Installation Site Selection 7-1-1. Indoor Unit To prevent abnormal heat generation and the possibility of fire, do not place obstacles, enclosures and grilles in front of or surrounding the air conditioner in a way that may block air flow. For stable operati...
Page 33 - choose a place as cool as possible.
Outdoor unit Hot air Heat source Exhaust fan NO 7-1-2. Outdoor Unit Fig. 4 AVOID: heat sources, exhaust fans, etc. (Fig. 4) damp, humid or uneven locations. Fig. 5a Fig. 5b Air intake Min. 5 cm Air discharge Min. 5 cm Min.20 cm ValvesideMin. 25 cm Min.2 m Min.2 m Ground Obstacle Obstacle above Air d...
Page 34 - -2. Recommended Wire Length and Diameter; Table 2; WIRING SYSTEM DIAGRAM
Cross-Sectional Area (mm 2 ) (A) Power Supply Wiring Length (m) (B) Power Line Length (m) (A) + (B) Fuse or Circuit Breaker Capacity 10A 3.5 51 41 2 33 27 C77 / 97 C127 Model 7-2. Recommended Wire Length and Diameter Regulations on wiring diameter differ from locality to locality. For field wiring r...
Page 35 - -3. Remote Control Unit Installation Position; Rear side
7-3. Remote Control Unit Installation Position The remote control unit can be operated from either a non-fixed position or a wall-mounted position.To ensure that the air conditioner operates correctly, do not install the remote control unit in the following places: In direct sunlightBehind a curtain...
Page 36 - -4. How to Test Run the Air Conditioner; I M P O R TA N T
7-4. How to Test Run the Air Conditioner After turning on the power of the air conditioner, use the remote controller and follow the steps below to conduct the test run.(1) Set the remote controller in Test Run mode. (Fig. 8a) a)b) c)d) Press and hold the ECONOMY button and the 1HR. TIMER button.The...
Page 37 - How to remove the grille; How to replace the grille
7-5. Removing and Installing the Grille Basically, these models can be installed and wired without removing the grille. If access to any internal part is need- ed, follow the steps as given below. How to remove the grille (1) (2) (3) (4) (5) Open the front panel until it is nearly horizontal, grasp ...
Page 38 - (3) Press and hold the remote controller ECONOMY; Test Run mode; -6. Address Setting of the Remote Control Unit
The address can be set in order to prevent interfer-ence between remote controllers when 2 indoor unitsare installed near each other. To set a differentaddress, it is necessary to change the address on thesecond remote controller. Once changed, you cannot restore the originaladdress setting of the a...
Page 39 - by the remote control unit to the controller in the indoor unit.
8. FUNCTIONS 8-1. Room Temperature Control (1) Cooling Room temperature control is obtained by cycling the compressor ON and OFF under control of the room temperature sensor in the indoor unit. Once the compressor starts, it keeps running for 5 minutes. Once the compressor stops, it will not start r...
Page 40 - goes down; DRY operation does not occur when the room temperature is 15
8-2. Dry Operation (Dehumidification) Dry operation uses the ability of the cooling cycle to remove moisture from the air, but by running at low level to dehumidify without greatly reducing the room temperature. The air conditioner repeats the cycle of turning ON and OFF automatically as shown in th...
Page 41 - Outdoor fan
8-3. Freeze Prevention (Cooling and Dry) This function prevents freezing of the indoor heat exchange coil. When the temperature of the indoor heat exchange coil falls below 2 ° C for 2 minutes, the control circuit stops the outdoor fan and compressor (The compressor stops 3 seconds after the outdoor...
Page 42 - Indoor fan
8-4. Automatic Fan Speed (Cooling and Dry) This automatically adjust the indoor fan speed by the difference between the room temperature and set temperature. < Cooling > Indoor fan H:High M:Medium L:Low T+2 ° C Room temp. T+1 ° C T ° C Set temp. H H M L M 42
Page 43 - -1. Check before and after troubleshooting
9. TROUBLESHOOTING 9-1. Check before and after troubleshooting 9-1-2. Check inter-unit wiring. Check that inter-unit wiring is correctly connected between indoor unit and outdoor unit. 9-1-3. Check power supply. Check that voltage is in specified range (+/–10% of the rating). Check that power is bei...
Page 45 - There is a possibility of short circuit.; In case of Heating operation :
(2) Circuit breaker trips in several minutes after turning the air conditioner on. There is a possibility of short circuit. Replace with suitableone (larger capacity). No Measure resistance of outdoor fan motor winding. Measure resistance of compressor motor winding. Measure resistance of 4-way valv...
Page 51 - CHECKING ELECTRICAL COMPONENTS; Resistance; Resistance for Electrical Parts
Insulation tester Probe Clip Ground wire Terminal plate Coppertube ormetallic part Clip Insulation tester Probe Fig. 1 Fig. 2 Fig. 3 Fig. 4 Coppertube ormetallic part Clip Insulation tester Probe Clip Insulation tester Probe Metallic part From fan motor,compressor and other parts 10. CHECKING ELECTR...
Page 55 - • We recommend that this air conditioner be; • Before installation, check that the voltage of the elec-; SAFETY INSTRUCTIONS; • Read this Instruction Manual carefully before
3 PRODUCT INFORMATION If you have problems or questions concerning your Air Conditioner, you will need the following information. Model and serial numbers are on the nameplate on the bottom of the cabinet. Model No. __________________________________ Serial No. ___________________________________ Da...
Page 56 - NAMES OF PARTS; Air Intake
4 NAMES OF PARTS This illustration is based on the external view of a standard model.Consequently, the shape may differ from that of the air conditioner which you have selected. This air conditioner consists of an indoor unit and an outdoor unit. You can control the air conditioner with the remote c...
Page 57 - Symbols
5 REMOTE CONTROL UNIT (DISPLAY) (1) Operation mode COOL ..................................... MILD DRY .............................. FAN ........................................ (2) Fan speed Automatic operation ..................... HIGH ..................................... MEDIUM...................
Page 58 - REMOTE CONTROL UNIT; CANCEL
6 REMOTE CONTROL UNIT CANCEL Transmitter When you press the buttons on the remote control unit, the mark appears in the display to transmit the setting changes to the receiver in the air conditioner. Display Information on the operating conditions is displayed while the remote control unit is switch...
Page 59 - CANCEL button
7 FLAP button Press this button either to select the setting of the airflow direction to the auto. flap in each mode or one of the six possible positions manually or to select the sweep function which moves the flap up and down automatically. : Auto flap setting: If selected in a cooling or dry oper...
Page 60 - USING THE REMOTE CONTROL UNIT; HOW TO INSTALL BATTERIES; HOW TO USE THE REMOTE CONTROL UNIT; MOUNTING THE REMOTE CONTROL UNIT; WHEN HOLDING THE REMOTE CONTROL UNIT
8 USING THE REMOTE CONTROL UNIT HOW TO INSTALL BATTERIES 1. Slide the cover in the direction indicated by the arrow and remove it. 2. Install two AAA alkaline batteries. Make sure the batteries point in the direction marked in the battery compartment. 3. Use a thin object such as the tip of a pen to...
Page 61 - OPERATION WITH THE REMOTE CONTROL UNIT; Adjusting the Fan Speed; A. Automatic fan speed; Simply set the FAN SPEED selector button to the
9 OPERATION WITH THE REMOTE CONTROL UNIT 1. Operation 2. Adjusting the Fan Speed A. Automatic fan speed Simply set the FAN SPEED selector button to the position.This automatically sets the best fan speed for the room temperature. B. Manual fan speed If you want to adjust fan speed manually during op...
Page 62 - SPECIAL REMARKS; Power failure during operation
10 4. ECONOMY Mode ECONOMY Mode is used for saving energy. Press the ECONOMY button while operation. The mark appears in the display. To release the economy function, press the ECONOMY button again. In Cooling and DRY Mode: ( and ) SPECIAL REMARKS How it works? • Once the room temperature reaches th...
Page 63 - USING THE 12-HOUR ON AND OFF TIMER
11 USING THE 12-HOUR ON AND OFF TIMER 1. TIMER ON mode (Example) After the length of time set for TIMER ON elapses, the unit begins operating. The display depicted above indicates that the air conditioner will begin operating in three hours. Setting procedure: • The display changes immediately to it...
Page 64 - TIPS FOR ENERGY SAVING; Do not; Do
12 USING THE 1-HOUR OFF TIMER 1. 1-Hour OFF Timer This function causes the unit to operate for one hour and then stop, regardless of whether the unit is on or off when this button is pressed. The indicator in the display indicates that this function is operating. Setting procedure: Regardless of whe...
Page 65 - Knob; INDOOR UNIT
13 ADJUSTING THE AIRFLOW DIRECTION 1. Horizontal The horizontal airflow can be adjusted by moving the vertical vanes with your hands to the left or right. Always use the knobs located at the top of the center vanes on the left and right sides to adjust the airflow direction. When the humidity is hig...
Page 66 - CARE AND CLEANING
14 CARE AND CLEANING Casing and Grille (Indoor Unit) Clean the casing and grille of the indoor unit with a vacuum cleaner brush, or wipe them with a clean, soft cloth. If these parts are stained, use a clean cloth moistened with a mild liquid detergent. When cleaning the grille, be careful not to fo...
