Order No MAC0112088C0 Room Air Conditioner CS-A12ATP5 CU-A12ATP5 CS-A18ATP5 CU-A18ATPT5 CS-A24ATP5 CU-A24ATPT5 CONTENTS Page Page Functions 10 Servicing Information 36 Product Specifications 11 Troubleshooting Guide 37 Dimensions 11 12 Technical Data 39 Refrigeration Cycle Diagram 13 13 Exploded View 42 Block Diagram 14 14 Replacement Parts List 43 Wiring Diagram 16 15 Exploded View 44 Operation Details 18 16 Replacement Parts List 45 Operating Instructions 21 17 Electronic Parts List 46 Installation Instructions 25 18 Electronic Circuit Diagram 47 © 2001 Matsushita Air-Conditioning Corp Sdn Bhd (183914D) All rights reserved Unauthorized copying and distribution is a violation of law CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 Functions Remote Control Transmitter FAN SPEED AUTO HEAT C COOL H DRY OFF ON H OFF ON TEMP OFF/ON MODE SLEEP FAN SPEED AUTO TIMER OFF/ON AIR SWING SET/C MANUAL RESET Remote Control SLEEP Operation START/STOP Sleep Mode Auto-Control ● Timer Operation Selection Operation Mode Selection • • • • AUTO HEAT COOL DRY Starts/Stops when the button is pressed Automatic Operation Mode Heating Operation Mode Cooling Operation Mode Soft Dry Operation Mode ● SET/C 12 hours ON/OFF Dual Timer Setting Timer Operation Set/Cancel ● Set/Cancel the selected Timer Operation Indoor Fan Speed Selection • • • TEMP Airflow Direction Control Low Fan Speed Medium Fan Speed High Fan Speed ● ● Room Temperature Setting / Time Setting ● Temperature Setting (20°C to 30°C) ● (higher), (standard), Automatic Operation (lower) Airflow Direction Manual Control Automatic Airflow Direction Control CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 Indoor Unit Sensing The Room Temperature ● Hot-start Control (Heating) Room Temperature Sensor (thermistor) ● Starting Current Control ● Automatic Restarting Control Indoor Fan is delayed for 1.6 seconds at the starting ● Time Delay Safety Control ● Restarting is inhibited for apporox minutes ● ● 30 seconds forced operation of the compressor ● Indoor Fan Speed Control ● ● ● ● ● ● POWER (green) Lights up in operation AIR SWING (red) Automatic Airflow TIMER (orange) SLEEP (orange) ● Direction in operation Timer in operation Sleep Mode Auto in operation ● ● Intermittent operation of Fan at low speed Thermostat OFF if the temperature exceeds 100°C Piping Automatic Operation Determination Room Temperature Control ● Both the indoor and outdoor fan stops during deicing Hot start after deice ends Starts operation when indoor piping temperature drops below temperature setting 60 ± 10 minutes after heating start or deice ends Operations LED flashes Overload Protection Soft Dry Operation Mode ● The Fan is switched to Low fan speed and the unit will be stopped after hours The setting temperature will be raised by 1°C at the starting and by 1°C one hour later (Soft Dry of Cooling Operation) The setting temperature will be dropped by 2°C at the starting and by 3°C one hour later (Heating Operation) Deice (defrost) Control High, Med, Low Operation Indication Lamps (LED) ● minutes automatic restarting at Cooling, Soft Dry operation Sleep Mode Auto Control Circuit Protection Control ● The indoor fan stops until the Evaporator piping temperature will be reached ● Maintains the room temperature accordance with the Setting Temp ● Select cooling, dry or heating with the indoor intake sensor 25°C or higher cooling 21 to 24°C dry 20°C or lower heating 5-minutes automatic restarting is activated instead of 7-minutes CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 Outdoor Unit Anti-freezing Control For The Evaporator ● ● Overload Protector Compressor will be stopped when the Evaporator’s piping temperature is 0°C or less for three minutes Restarting at 12°C or higher (Time Delay Safety Control has a priority) 30 sec Forced Operation Control ● ● Airflow Direction Control ● ● ● ● Automatic Airflow Direction Control The louver automatically swings up and down (Cooling, Soft Dry) horizontal and 30° downward The louver is set at 60° downward during Heating Operation The louver is set at horizontal when the fan is stopped Airflow Direction Manual Control Can be set within a range at horizontal to 60° downward Once the compressor is activated it does not stop for 30 secs Stops immediately with remote control stop CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 Product Specifications Unit CS-A12ATP5 CU-A12ATP5 Cooling Capacity kW BTU/h kcal/h 3.35; 3.35; 3.40 11,400; 11,400; 11,600 2,870; 2,870; 2,920 Heating Capacity kW BTU/h kcal/h 4.00; 4.00; 4.10 13,600; 13,600; 13,900 3,430; 3,430; 3,500 Moisture Removal l/h Pint/h 2.0 4.2 Power Source Phase V Cycle Single 220; 230; 240 50 Airflow Method OUTLET SIDE VIEW TOP VIEW INTAKE Indoor Air (Lo) m3/min (cfm) 8.9 (314) — Indoor Air (Me) m3/min (cfm) 9.6 (339) — Indoor Air (Hi) m3/min (cfm) 10.0 (350) — Noise Level dB (A) Cooling: High 45; 46; 46 Low 41; 42; 42 Heating: High 45; 46; 46 Low 41; 42; 42 Cooling: High 46; 47; 47 Heating: High 46; 47; 47 Power Noise Level dB (A) Cooling: High 59 Heating: High 59 Cooling: High 62 Heating: High 62 Air Volume Electrical Data Input kW Cooling: 1.27; 1.28; 1.30 Heating: 1.27; 1.32; 1.35 A Cooling: 6.0; 5.9; 5.8 Heating: 6.0; 6.1; 6.1 EER W/W (BTU/hW) Cooling: 2.64 (9.0); 2.62 (8.9); 2.62 (8.9) COP W/W (BTU/hW) Heating: 3.15 (10.7); 3.03 (10.3); 3.04 (10.3) Running Current Starting Current Piping Connection Port (Flare piping) Pipe Size (Flare piping) Drain Inner diameter Hose Length A inch inch inch inch mm m 25 G ; Half Union 1/2” L ; Half Union 1/4” G (gas side) ; 1/2” L (liquid side) ; 1/4” 20 0.6 G ; 3-way valve 1/2” L ; 2-way valve 1/4” G (gas side) ; 1/2” L (liquid side) ; 1/4” — — CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 Unit m Power Cord Length Number of core-wire Dimensions Height Width Depth Net Weight Compressor Heat Exchanger Type Output Type Material Motor Type Input Rated Output Fan Speed Low Medium High Description Tube material Fin material Fin Type Row / Stage FPI Size (W × H × L) Refrigerant Control Device Refrigeration Oil Refrigerant (R-22) Thermostat Protection Device Capillary Tube Air Filter Capacity Control Compressor Capacitor Fan Motor Capacitor CU-A12ATP5 — — 19 - 29/32 (505) 30 - 23/32 (780) - 21/32 (245) 88 (40) Rotary (1 cylinder) rolling piston type — Induction (2-poles) — 1,100 SIROCCO Propeller Fan STYLAC 181 AES + Glass Fiber 12% Induction (4-poles) Induction (6-poles) 45.6 58.6 20 20 980 — 1,055 — 1,100 730 Evaporator Condenser Copper Copper Aluminium Aluminium Louver Fin Corrugated Fin (Plate fin configuration, forced draft) × 10 × 19 21 16 900 × 254 × 22 706 × 482 × 44 — Capillary Tube — SUNISO 4GDID or ATMOS M60 (410) — 1,090 (38.5) Electronic Control — — Overload Protector — Cooling; 625, Heating; 720 — Cooling; 13.5, Heating; 11.0 — Cooling; 1.6, Heating; 1.5 P.P — Honeycomb Capillary Tube — 30 µF, 370VAC 1.2 µF, 450VAC 1.2 µF, 400VAC inch (mm) inch (mm) inch (mm) lb (kg) Type Motor Rated Air Circulation CS-A12ATP5 2.3 (1.0 mm 2) - 1/2 (165) 43 - 5/16 (1,100) 25 - 19/32 (650) 62 (28) — W W W rpm rpm rpm mm (c.c) g (oz.) Length Flow Rate Inner Diameter Material Style mm l/min mm àF, VAC àF, VAC Specifications are subject to change without notice for further improvement CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 Unit CS-A18ATP5 CU-A18ATPT5 Cooling Capacity kW BTU/h kcal/h 5.05; 5.05; 5.10 17,200; 17,200; 17,400 4,340; 4,340; 4,390 Heating Capacity kW BTU/h kcal/h 5.35; 5.35; 5.45 18,200; 18,200; 18,600 4,600; 4,600; 4,690 Moisture Removal l/h Pint/h 2.8 5.9 Power Source Phase V Cycle Single 220; 230; 240 50 Airflow Method OUTLET SIDE VIEW TOP VIEW INTAKE Indoor Air (Lo) m3/min (cfm) 10.4 (354) — Indoor Air (Me) m3/min (cfm) 10.7 (379) — Indoor Air (Hi) m3/min (cfm) 11.5 (400) — Noise Level dB (A) Cooling: High 50; 51; 51 Low 44; 46; 46 Heating: High 51; 52; 52 Low 45; 46; 46 Cooling: High 53; 56; 56 Heating: High 56; 57; 57 Power Noise Level dB (A) Cooling: High 64 Heating: High 65 Cooling: High 71 Heating: High 72 Air Volume Electrical Data Input kW Cooling: 2.08; 2.13; 2.19 Heating: 1.90; 1.98; 2.04 A Cooling: 10.3; 10.5; 10.7 Heating: 9.4; 9.7; 9.9 EER W/W (BTU/hW) Cooling: 2.43 (8.3); 2.37 (8.1); 2.33 (7.9) COP W/W (BTU/hW) Heating: 2.82 (9.6); 2.70 (9.2); 2.67 (9.1) Running Current Starting Current Piping Connection Port (Flare piping) Pipe Size (Flare piping) Drain Inner diameter Hose Length Power Cord Length Number of core-wire A inch inch inch inch mm m m 47 G ; Half Union 1/2” L ; Half Union 1/4” G (gas side) ; 1/2” L (liquid side) ; 1/4” 20 0.6 2.3 (1.5 mm 2) G ; 3-way valve 1/2” L ; 2-way valve 1/4” G (gas side) ; 1/2” L (liquid side) ; 1/4” — — — — CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 Dimensions Height Width Depth Net Weight Compressor Heat Exchanger Type Output Type Material Motor Type Input Rated Output Fan Speed Low Medium High Description Tube material Fin material Fin Type Row / Stage FPI Size (W × H × L) Refrigerant Control Device Refrigeration Oil Refrigerant (R-22) Thermostat Protection Device Capillary Tube Air Filter Capacity Control Compressor Capacitor Fan Motor Capacitor CS-A18ATP5 - 1/2 (165) 43 - 5/16 (1,100) 25 - 19/32 (650) 66 (30) — CU-A18ATPT5 26 - 31/32 (685) 31 - 1/2 (800) 11 - 13/16 (300) 132 (60) Rotary (1 cylinder) rolling piston type — Induction (2-poles) — 1,700 SIROCCO Propeller Fan STYLAC 181 CE10G15 JSR Induction (4-poles) Induction (4-poles) 66.0 136.8 (High) 40 65 1,160 610 1,250 — 1,340 960 Evaporator Condenser Copper Copper Aluminium Aluminium Louver Fin Corrugated Fin (Plate fin configuration, forced draft) × 10 × 26 20 14 900 × 254 × 44 769 × 660 × 44 — Capillary Tube — SUNISO 4GDID or ATMOS M60 (700) — 1,550 (54.7) Electronic Control — — Inner Protector — 1,170 — 21.1 — 2.4 P.P — Honeycomb Capillary Tube — 35 µF, 370VAC 1.2 µF, 450VAC 3.5 µF, 400VAC Type Motor Rated Air Circulation Unit inch (mm) inch (mm) inch (mm) lb (kg) W W W rpm rpm rpm mm (c.c) g (oz.) Length Flow Rate Inner Diameter Material Style mm l/min mm àF, VAC àF, VAC Specifications are subject to change without notice for further improvement CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 Unit CS-A24ATP5 CU-A24ATPT5 Cooling Capacity kW BTU/h kcal/h 6.00; 6.05; 6.10 20,400; 20,600; 20,800 5,140; 5,190; 5,240 Heating Capacity kW BTU/h kcal/h 6.00; 6.05; 6.20 20,400; 20,600; 21,100 5,140; 5,190; 5,310 Moisture Removal l/h Pint/h 3.4 7.2 Power Source Phase V Cycle Single 220; 230; 240 50 Airflow Method OUTLET SIDE VIEW TOP VIEW INTAKE Indoor Air (Lo) m3/min (cfm) 10.4 (370) — Indoor Air (Me) m3/min (cfm) 11.2 (395) — Indoor Air (Hi) m3/min (cfm) 12.0 (420) — Noise Level dB (A) Cooling: High 51; 52; 52 Low 45; 47; 47 Heating: High 51; 52; 52 Low 45; 47; 47 Cooling: High 57; 59; 59 Heating: High 58; 60; 60 Power Noise Level dB (A) Cooling: High 65 Heating: High 65 Cooling: High 74 Heating: High 75 Air Volume Electrical Data Input kW Cooling: 2.75; 2.80; 2.89 Heating: 2.40; 2.59; 2.62 A Cooling: 13.3; 13.4; 13.6 Heating: 11.7; 12.3; 12.5 EER W/W (BTU/hW) Cooling: 2.18 (7.4); 2.16 (7.4); 2.11 (7.2) COP W/W (BTU/hW) Heating: 2.50 (8.5); 2.33 (8.0); 2.37 (8.1) Running Current Starting Current Piping Connection Port (Flare piping) Pipe Size (Flare piping) Drain Inner diameter Hose Length Power Cord Length Number of core-wire A inch inch inch inch mm m m 59 G ; Half Union 5/8” L ; Half Union 1/4” G (gas side) ; 5/8” L (liquid side) ; 1/4” 20 0.6 2.3 (2.5 mm 2) G ; 3-way valve 5/8” L ; 2-way valve 1/4” G (gas side) ; 5/8” L (liquid side) ; 1/4” — — — — CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 Dimensions Height Width Depth Net Weight Compressor Heat Exchanger Type Output Type Material Motor Type Input Rated Output Fan Speed Low Medium High Description Tube material Fin material Fin Type Row / Stage FPI Size (W × H × L) Refrigerant Control Device Refrigeration Oil Refrigerant (R-22) Thermostat Protection Device Capillary Tube Air Filter Capacity Control Compressor Capacitor Fan Motor Capacitor CS-A24ATP5 - 1/2 (165) 43 - 5/16 (1,100) 25 - 19/32 (650) 66 (30) — CU-A24ATPT5 26 - 31/32 (685) 31 - 1/2 (800) 11 - 13/16 (300) 137 (62) Rotary (1 cylinder) rolling piston type — Induction (2-poles) — 2,200 SIROCCO Propeller Fan STYLAC 181 CE10G15 JSR Induction (4-poles) Induction (4-poles) 66.0 141.7 (High) 40 80 1,160 685 1,250 — 1,340 1,053 Evaporator Condenser Copper Copper Aluminium Aluminium Louver Fin Corrugated Fin (Plate fin configuration, forced draft) × 10 × 26 20 14 900 × 254 × 44 769 × 660 × 44 — Capillary Tube — SUNISO 4GDID or ATMOS M60 (700) — 1,900 (67.1) Electronic Control — — Inner Protector — 1,170 — 21.1 — 2.4 P.P — Honeycomb Capillary Tube — 45 µF, 370VAC 1.2 µF, 450VAC 3.5 µF, 400VAC Type Motor Rated Air Circulation Unit inch (mm) inch (mm) inch (mm) lb (kg) W W W rpm rpm rpm mm (c.c) g (oz.) Length Flow Rate Inner Diameter Material Style mm l/min mm àF, VAC àF, VAC Specifications are subject to change without notice for further improvement 10 CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 13 Exploded View 42 CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 14 Replacement Parts List REF NO 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 34 35 36 37 38 39 40 41 42 43 44 PART NAME & DESCRIPTION BASE ASS’Y PARTICULAR PLATE FOR BASE PARTICULAR PIECE PARTICULAR PLATE FAN MOTOR BRACKET (BOTTOM) FAN MOTOR FAN MOTOR BRACKET (UPPER) BLOWER WHEEL ASS’Y AIR GUIDER B.W (BOTTOM) AIR GUIDER B.W (UPPER) CONTROL BOARD ASS’Y CAPACITOR FOR FAN MOTOR TERMINAL BOARD (BIG) TRANSFORMER P.C BOARD-MAIN SENSOR ASS’Y (INTAKE AIR) SENSOR - EVAPORATOR PIPE EVAPORATOR TUBE ASS’Y (LIQUID SIDE) FLARE NUT TUBE ASS’Y (GAS SIDE) FLARE NUT TAP DRAIN TRAY DRAIN PAN ASS’Y DISCHARGE GRILLE COMPLETE DISCHARGE GRILLE VANE - AIR SWING VANE AIR SWING MOTOR INDICATOR RECEIVER COMPLETE CABINET FRONT PLATE CABINET RIGHT SIDE PLATE CABINET LEFT SIDE PLATE CONTROL BOARD COVER INTAKE GRILLE HOLDER - INTAKE GRILLE (RIGHT) HOLDER - INTAKE GRILLE (UPPER) HOLDER - INTAKE GRILLE (LEFT) AIR FILTER REMOTE CONTROL COMPLETE POWER SUPPLY CORD QTY 1 1 1 2 1 1 1 1 1 1 1 1 12 1 1 1 1 1 1 CS-A12ATP5 CWD52K195B CWD90811 CWD93592 CWD90821 CWD54152 CWA921094 CWD54153 CWH01K094 CWD32104 CWD32103 CWH10K330 CWA31342 (1.2MF/400VAC) CWA28K1030 CWA40C192 CWA742727 CWA50C447 CWA50C534 CWB30428 CWT01494 CWH6002140 (1/4”) CWT01495 CWT25007 (1/2”) CWH4612103 CWH40K025 CWE20C2127 CWE20C135 CWE24233A CWE24234A CWA98K059 CWE391051 CWD76C003 CWE06074A CWE04109 CWE04110 CWH13292 CWE22C052 CWD93594 CWD93593 CWD93607 CWD00112 CWA75C2208 CWA20C2223 (Note) • All parts are supplied from MACC, Malaysia (Vendor Code: 061) 43 CS-A18ATP5 ← ← ← ← ← CWA921092 ← ← ← ← ← CWA31615 (1.2MF/450VAC) ← ← ← ← CWA50C533 CWB30429 CWT01479 ← CWT01480 ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← CWA20C2221 CS-C24ATP5 ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← CWB30430 ← ← CWT01481 CWT25004 (5/8”) ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← CWA20C2222 CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 15 Exploded View 44 CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 16 Replacement Parts List REF NO 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 29 30 PART NAME & DESCRIPTION CHASSY ASS’Y SOUND PROOF BOARD FAN MOTOR BRACKET SUPPORTOR - F.M BRACKET (LEFT) SUPPORTOR - F.M BRACKET (RIGHT) FAN MOTOR PROPELLER FAN NUT - P FAN COMPRESSOR PACKING - COMP MOUNT BUSHING - COMP MOUNT NUT - COMP MOUNT CONDENSER RECEIVER HOLDER - COUPLING GUIDER - COMP 3-WAY VALVE (LIQUID SIDE) FLARE NUT TUBE ASS’Y (STRAINER, CAPILLARY) TUBE ASS’Y (CHECK VALVE, CAPILLARY) 3-WAY VALVE (GAS SIDE) 4-WAY VALVE 4-WAY COIL COMPLETE FLARE NUT NUT - TERMINAL COVER TERMINAL COVER - COMP CONTROL BOARD CAPACITOR - F MOTOR 31 CAPACITOR - COMP 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 55 56 58 59 ELECTRO MAGNETIC SWITCH ELECTRO MAGNETIC SWITCH PRESSURE SWITCH PRESSURE SWITCH HOLDER - CAPACITOR THERMOSTAT TERMINAL BOARD TERMINAL BOARD (SMALL) HOLDER - SENSOR CABINET ASS’Y CABINET FRONT PLATE CABINET REAR PLATE CABINET FRONT PLATE CABINET SIDE PLATE CABINET TOP PLATE CONTROL BOARD COVER HANDLE SCREW - FAN MOTOR BRACKET SCREW - SUPPORTOR SCREW - FAN MOTOR MOUNT HOLDER - F.M LEAD WIRES SOUND PROOF MATERIAL (COMP.) SOUND PROOF MATERIAL OPERATING INSTRUCTIONS INSTALLATION INSTRUCTIONS QTY 1 1 1 1 1/2 3 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1/2 4/6 10 2/4 1 1 CU-A12ATP5 CWD50K550A CWH15214 CWD54155 CWA951151 CWH03K002 CWH56053 2KS224D5AA02 CWB81047 CWH50055 CWH4582065 CWBDCC004 CWB14010 CWH35123A CWB01380 CWH6002140 (1/4”) CWB11025 CWT00C721 CWB01379 CWB00003 CWA43C2085 CWT25007 (1/2”) CWH7080300 CWH171011 CWH102127 CWA31602 (1.2MF, 400V) CWA312076 (30MF, 370V) CWA00059 CWA10046 CWA10047 CWA30057 CWA28K1021 CWE00K240B CWE06C050B CWH13C286 CWE16037C (1) CWH4580399 (4) CWH55027 (2) CWH31043 CWG30596 CWF563417 CWF612226 CWF612227 CWF612228 (Note) • All parts are supplied from MACC, Malaysia (Vendor Code: 061) 45 CU-A28ATPT5 CWD50K514B CWH15223 CWD54145 CWD90835 CWD90836 CWA921095 CWH00K049 CWH56060 2JS350D3DA02 CWB81043 (2) ← ← CWB32C177 CWB14011 CWH35113B CWD90830 CWB01463 ← CWT01531 CWB01364 ← CWA43C2084 ← ← CWH171012 CWH10K331 DS371356CPNA (3.5MF, 400VAC) CWA312077 (35MF, 370VAC) ← CWA00111 ← ← ← CWA15129 ← CWH4711012 CWH32002 CWE06K024B CWE02096B CWE06075B CWE04111B CWE03101B CWH13021D CWE16000E (2) CWH55101 (6) CWH4580345 CWH55252 (4) CWH31043 CWG30561 ← ← CU-A24ATPT5 ← ← ← ← ← CWA921093 ← ← 2JS442D3BA01 ← ← ← ← ← CWH35114B ← ← ← ← CWB01377 ← ← CWT25004 (5/8”) ← ← ← ← CWA312079 (45MF, 370VAC) ← ← ← ← CWH30060 ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← ← CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 17 Electronic Parts List CWA74314 SYMBOL BZ D1, D2, D3, D4, D5 D6 DB1 FUSE IC1 IC2 IC3 IC4 IC5 IC6 IC7 IC8 PC1 Q1 Q2, Q3 Q4 RY-C RY-H, RY-M, RY-L, RY-HOT X1 X2 ZD1 ZNR1 DESCRIPTION & NAME BUZZER DIODE DIODE DIODE BRIDGE FUSE INTEGRATED CIRCUIT INTEGRATED CIRCUIT INTEGRATED CIRCUIT INTEGRATED CIRCUIT INTEGRATED CIRCUIT INTEGRATED CIRCUIT INTEGRATED CIRCUIT INTEGRATED CIRCUIT PHOTO COUPLER TRANSISTOR TRANSISTOR TRANSISTOR RELAY RELAY RESONATOR RESONATOR ZENAR DIODE ZNR (Note) • All parts are supplied from MACC, Malaysia (Vendor Code: 086) 46 PART NO A48039 A54MA165TA5 A54RA15-01KB A54CS1VB20E XBA2C20TR0 A52D7533U313 A54MN1551ABA A52MPC393C A52MPA2003C A52M54566P A52C057 A52LQT50.5X1 A52C057 A52LP620-GB A55DTD1234EST A55C1740STPQ A55DTC123YST A00042 A00084 A45CSB400P19 A45ST4.0MGWT A54D6.2EL2TB A54C057 CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 18 Electronic Circuit Diagram • CS-C12ATP / CU-C12ATP SCHEMATIC DIAGRAM 1/3 TF (VH-2) CN-T RY-C L WHITE T T BLACK BLACK P ZNR1 FUSE ERZTCEAK471 2A RED RY-HOT BLUE R42 1W 33.0K GRY DB1 S1VB10 C-FM PC1 TLP620-GB GRY 15 C24 0.01µ C21 25V 3300µ R43 1W 33.0K IC8 TA78DL12S I RY-H 12V 12 O C23 25V 10µ G R40 1.5K RY-M R39 1W 91Ω RY-C RY-L CR1 ECQJ0186X (VH-3) GREEN CN-C CR2 ECQJ0187X 1 3 D6 ERA15-01 CN-FM R102 1.5K FAN MOTOR C22 25V 470µ (VH-5) GREEN RY-HOT RY-H Y/G BLACK RY-M R41 10.0K BLACK O.L.P RED Fig.1 INTAKE AIR TEMP SENSOR (15K.3950) Fig.1 PUMP YELLOW R30 4.7K (NH-2) BLUE ELECTRONIC CIRCUIT COMPRESSOR ORANGE BLACK MAGNETIC RELAY COIL REVERSING VALVE BLUE MAGNETIC RELAY RY-L YELLOW YELLOW WHITE Fig.1 DISCHARGE AIR TEMP SENSOR (15K.3950) R34 15.0K PIPE TEMP SENSOR (20K.3950) R35 5.9K C L PRESSURE SWITCH RED BLUE RED WHITE YELLOW CN-TH BLUE (NH-6) YELLOW BLUE CAPACITOR L BLUE BLUE C H BLUE Remote Control No Rx —— 16 K FAN MOTOR CAPASITOR PRESSURE SWITCH 47 6.2 KΩ Jumper Wire CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 SCHEMATIC DIAGRAM 2/3 R26 300Ω R27 300Ω C1 0.01µ C4 SU 6.3V 330µ R38 1W 1.2KΩ IC6 AN78M05 REGULATOR 15 C14 25V 10µ I SU C9 1000P H SU IC7 LQT50.5X1 R29 1.0K R19 1.0K IC3 R21 13.7K C13 10V 22µ O G R23 15.8K R22 18.7K 5V IC2 MN1551ABA R24 2.8K R25 20.0K BZ R20 10.0K R2 10K RA2 10K x 10 Q3 2SC1740S (50.5Hz) C12 0.01µ C19 0.01µ IC1 MICROCOMPUTER µPD7533CU221 0 P41 P40 P22 (0) 10 (5) 11 14 12 (0) P21 P73 P72 IC4 µPA2003C 15 GND P42 4 12 13 16 14 DISPLAY OUTPUT VSS P40/RBI P41/IRQ P41/IC1 P00 P01 P02 42 10 P03 P50 41 11 P10 P51 40 12 P11 P52 39 13 P12 16 Fig 17 P53 BUZZER COMP P70 REMOTE CONTROL COMMAND INPUT P33 FAN MOTOR DRIVE P31 GND VSS OSC1 4MHz OSC RESET DISPLAY OUT OSC2 RSC 28 27 26 25 SYNC 24 P51 P50 23 P33 DISCHARGE AIR TEMP P32 STEPPING MOTOR DRIVE P31 P30 FORCED CLOSE P23 22 21 20 19 18 P22 17 AN2 19 R31 10.0K X1 CSB400P INTO 2.2 36 C6 220P C5 220P 34 P20 15 R6 R5 2.0K 47.0K R7 4.7K 33 SCK 32 P10 D5 C20 50V1µ MA165 TA-5 SU 0 P03 P21 16 AIR-FLOW DIRECTION ZD1 RD6.2EL2 RA1 10K x R11 1.0K C7 0.01µ TIME SHORTEN R8 10.0K R9 510.0K Q2 2SC1740S RESET SIGNAL GENERATION 2.5 30 29 TEST ANALOG GND INTAKE AIR TEMP PIPE TEMP P11 28 P12 27 P13 26 R13 1.0K (NH-2) WHITE R12 1.0K C3 0.01µ 0 R14 10.0K R15 10.0K R16 10.0K R17 10.0K R10 4.7K P60 25 REMOTE CONTROL NO DETECTION 20 VAREF AIRFLOW POWER 21 VDD C10 10V 100µ C11 0.01µ AN0 RESET P13 2.3 37 S0 31 CLOCK P30 AN3 14 RESET P32 CL1 38 DIVSEL 35 4WAY VALVE 18 AN1 RX CL2 400KHz OSC P71 15 AVSS Fig C15 10V 22µ SB0 POWER 0 13 P43 R1 1K 11 SB1 Fig Q4 UN4224 RY-C DRIVE VDD BUZZER DRIVE IC3 µPC393C OSC POWER P61 24 P62 23 P63 22 R1 1K PD1 PN313B SU SU C16 10V 22µ SU R37 10.0K R18 10.0K R33 10.0K C18 1000P R36 10.0K C17 10V22µ SU IC3 R32 158K IC3 µPC393C 48 C8 10V22µ C1 16V10µ K CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 SCHEMATIC DIAGRAM 3/3 (XH-4) BLUE CN-DISP (XH-4) BLUE CN-DISP 1 2 3 4 DISPLAY RED ORANGE OPERATION TIMER Heat Exchanger Temp Intake Air Sensor AUTO DISCHARGE AIR TEMP SENSOR R3 510.0K X2 CST4.0OMGT 16 STEPPING MOTOR 15 3 14 13 11 D1 D2 D3 D4 IC5 M54588P MA165 X4 TA-5 STEPPING MOTOR DRIVE CN-STM (NH-6) WHITE R4 10.0K Q1 UN4212 Outlet Air / Inlet Air / Heat Exchanger Temp Data GND SW (XH-4) GREEN CN-RCV CN-RCV J1 C8 10000P R4 5.1K C2 4300P ECQP R2 10.0K C7 6.3V 47µ K C3 16V 10µ K L1 CWA43053 IC µPC1475HA R3 10Ω C4 16V10µ K FORCED OPERATION SWITCH J1 (XH-4) GREEN C5 4300P ECQP L2 CWA43053 C6 0.033µ ECQP RECEIVER 49 10 20 30 40 50 60 70 CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 • CS-A18ATP / CU-A18ATPT • CS-A24ATP / CU-A24ATPT SCHEMATIC DIAGRAM 1/3 TF (VH-2) CN-T RY-C L T T BLACK BLACK P WHITE ZNR1 FUSE ERZTCEAK471 2A RED RY-HOT BLUE R42 1W 33.0K GRY DB1 S1VB10 C-FM PC1 TLP620-GB GRY 15 C24 0.01µ C21 25V 3300µ R43 1W 33.0K IC8 TA78DL12S I RY-H 12V 12 O C23 25V 10µ G R40 1.5K RY-M R39 1W 91Ω RY-C RY-L CR1 ECQJ0186X (VH-3) GREEN CN-C CR2 ECQJ0187X 1 3 D6 ERA15-01 CN-FM R102 1.5K FAN MOTOR C22 25V 470µ (VH-5) GREEN RY-HOT RY-H Y/G BLACK RY-M BLACK RED Fig.1 CAPACITOR FAN MOTOR Fig.1 RED BLUE DISCHARGE AIR TEMP SENSOR (15K.3950) R34 15.0K PIPE TEMP SENSOR (20K.3950) CAPASITOR INTAKE AIR TEMP SENSOR (15K.3950) BLUE YELLOW YELLOW MAGNETIC RELAY ORANGE R30 4.7K (NH-2) BLUE PUMP Fig.1 RED BLACK MAGNETIC RELAY COMPRESSOR BLUE RY-L ELECTRONIC CIRCUIT BLUE COIL REVERSING VALVE BLUE R41 10.0K YELLOW R35 5.9K CN-TH WHITE BROWN BROWN PRESSURE SWITCH Remote Control No BROWN Rx BROWN WHITE L C H H YELLOW L C BROWN —— THERMOSTAT PRESSURE SWITCH BLUE WHITE L ORANGE WHITE C (NH-6) YELLOW MAGNETIC RELAY BLUE BLUE YELLOW 16 K 50 6.2 KΩ Jumper Wire CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 SCHEMATIC DIAGRAM 2/3 R26 300Ω R27 300Ω C1 0.01µ C4 SU 6.3V 330µ R38 1W 1.2KΩ IC6 AN78M05 REGULATOR 15 C14 25V 10µ I SU C9 1000P H SU IC7 LQT50.5X1 R29 1.0K R19 1.0K IC3 R21 13.7K C13 10V 22µ O G R23 15.8K R22 18.7K 5V IC2 MN1551ABA R24 2.8K R25 20.0K BZ R20 10.0K R2 10K RA2 10K x 10 Q3 2SC1740S (50.5Hz) C12 0.01µ C19 0.01µ IC1 MICROCOMPUTER µPD7533CU221 0 P41 P40 P22 (0) 10 (5) 11 14 12 (0) P21 P73 P72 IC4 µPA2003C 15 GND P42 4 12 13 16 14 DISPLAY OUTPUT VSS P40/RBI P41/IRQ P41/IC1 P00 P01 P02 42 10 P03 P50 41 11 P10 P51 40 12 P11 P52 39 13 P12 16 Fig 17 P53 BUZZER COMP P70 REMOTE CONTROL COMMAND INPUT P33 FAN MOTOR DRIVE P31 GND VSS OSC1 4MHz OSC RESET DISPLAY OUT OSC2 RSC 28 27 26 25 SYNC 24 P51 P50 23 P33 DISCHARGE AIR TEMP P32 STEPPING MOTOR DRIVE P31 P30 FORCED CLOSE P23 22 21 20 19 18 P22 17 AN2 19 R31 10.0K X1 CSB400P INTO 2.2 36 C6 220P C5 220P 34 P20 15 R6 R5 2.0K 47.0K R7 4.7K 33 RA1 10K x SCK 32 P10 D5 C20 50V1µ MA165 TA-5 SU 0 P03 P21 16 AIR-FLOW DIRECTION ZD1 RD6.2EL2 R11 1.0K C7 0.01µ TIME SHORTEN R8 10.0K R9 510.0K Q2 2SC1740S RESET SIGNAL GENERATION 2.5 30 29 TEST ANALOG GND INTAKE AIR TEMP PIPE TEMP P11 28 P12 27 P13 26 R13 1.0K (NH-2) WHITE R12 1.0K C3 0.01µ 0 R14 10.0K R15 10.0K R16 10.0K R17 10.0K R10 4.7K P60 25 REMOTE CONTROL NO DETECTION 20 VAREF AIRFLOW POWER 21 VDD C10 10V 100µ C11 0.01µ AN0 RESET P13 2.3 37 S0 31 CLOCK P30 AN3 14 RESET P32 CL1 38 DIVSEL 35 4WAY VALVE 18 AN1 RX CL2 400KHz OSC P71 15 AVSS Fig C15 10V 22µ SB0 POWER 0 13 P43 R1 1K 11 SB1 Fig Q4 UN4224 RY-C DRIVE VDD BUZZER DRIVE IC3 µPC393C OSC POWER P61 24 P62 23 P63 22 R1 1K PD1 PN313B SU SU C16 10V 22µ SU R37 10.0K R18 10.0K R33 10.0K C18 1000P R36 10.0K C17 10V22µ SU IC3 R32 158K IC3 µPC393C 51 C8 10V22µ C1 16V10µ K CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 SCHEMATIC DIAGRAM 3/3 (XH-4) BLUE CN-DISP (XH-4) BLUE CN-DISP 1 2 3 4 DISPLAY RED ORANGE OPERATION TIMER Heat Exchanger Temp Intake Air Sensor AUTO DISCHARGE AIR TEMP SENSOR R3 510.0K X2 CST4.0OMGT 16 STEPPING MOTOR 15 3 14 13 11 D1 D2 D3 D4 IC5 M54588P MA165 X4 TA-5 STEPPING MOTOR DRIVE CN-STM (NH-6) WHITE R4 10.0K Q1 UN4212 Outlet Air / Inlet Air / Heat Exchanger Temp Data GND SW (XH-4) GREEN CN-RCV CN-RCV J1 C8 10000P R4 5.1K C2 4300P ECQP R2 10.0K C7 6.3V 47µ K C3 16V 10µ K L1 CWA43053 IC µPC1475HA R3 10Ω C4 16V10µ K FORCED OPERATION SWITCH J1 (XH-4) GREEN C5 4300P ECQP L2 CWA43053 C6 0.033µ ECQP RECEIVER 52 10 20 30 40 50 60 70 CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 How to use electronic circuit diagram TIMER TABLE Name Time Delay Safety Control Circuit Protection Control Starting Current Control Automatic Restarting Control Timer Sleep Mode Auto Control Soft Dry Anti Freezing Control Test Mode (When test point Short-circuited) sec sec sec min 12 11 10 min min min min min 10 sec 20 sec sec min 18 sec Time 58 sec 30 sec 1.6 sec min 12 hrs 11 hrs 10 hrs hrs hrs hrs hrs hrs hrs hrs hrs hr 10 20 hrs sec 10 min 53 Remarks Sleep Mode ON Time OFF Time ON/OFF ON OFF CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 18.1 REMOTE CONTROL 54 CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 18.2 PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD 55 CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5 56 [MACC] Printed in Malaysia ... 10 CS- A12ATP5 CU -A12ATP5 / CS- A18ATP5 CU-A18ATPT5 / CS- A24ATP5 CU-A24ATPT5 Dimensions 11 CS- A12ATP5 CU -A12ATP5 / CS- A18ATP5 CU-A18ATPT5 / CS- A24ATP5 CU-A24ATPT5 12 CS- A12ATP5 CU -A12ATP5 / CS- A18ATP5... CU-A18ATPT5 / CS- A24ATP5 CU-A24ATPT5 15 CS- A12ATP5 CU -A12ATP5 / CS- A18ATP5 CU-A18ATPT5 / CS- A24ATP5 CU-A24ATPT5 Wiring Diagram 16 CS- A12ATP5 CU -A12ATP5 / CS- A18ATP5 CU-A18ATPT5 / CS- A24ATP5 CU-A24ATPT5... CU-A18ATPT5 / CS- A24ATP5 CU-A24ATPT5 Refrigeration Cycle Diagram 13 CS- A12ATP5 CU -A12ATP5 / CS- A18ATP5 CU-A18ATPT5 / CS- A24ATP5 CU-A24ATPT5 Block Diagram 14 CS- A12ATP5 CU -A12ATP5 / CS- A18ATP5 CU-A18ATPT5