Panasonic U-26PE1U6 Page 207 Technical Data & Service Manual Download | Manualshive

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2-1. Room Temperature Control .......................................................................................... 2-2
2-2. Cold Draft Prevention (Heating Cycle) ........................................................................ 2-4
2-3. Automatic Fan Speed (Indoor Unit) ............................................................................. 2-5
2-4. Control Functions ......................................................................................................... 2-6
2-5. Outdoor Unit Control PCB ........................................................................................... 2-9
2-6. Outdoor Unit Control PCB (CR-CH4272R) ................................................................ 2-10

2. PROCESSES AND FUNCTIONS

2-1

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Summary of Contents for U-26PE1U6

Page 1: ...h Wired Remote Controller CZ RTC2 with Wireless Remote Controller CZ RWSK1U S 26PK1U6 Wall Mounted Ceiling S 26PT1U6 S 36PT1U6 S 42PT1U6 S 42PU2U6 with Wired Remote Controller CZ RTC2 with Wired Remot...

Page 2: ...be installed with Earth Leakage Circuit Breaker ELCB or Residual Current Device RCD Otherwise it may cause electrical shock and fire in case of equipment breakdown or insulation breakdown When Transpo...

Page 3: ...iance could void the user s authority to operate this equipment Do not leak refrigerant while piping work for an installation or re installation and while repairing refrigeration parts Handle liquid r...

Page 4: ...nsity Limit The room in which the air conditioner is to be installed requires a design that in the event of refrig erant gas leaking out its density will not exceed a set limit The refrigerant R410A w...

Page 5: ...to the characteristics of R410A Some tools for R22 and R407C type refrigerant systems cannot be used Item New tool R407C tools compatible with R410A Remarks Manifold gauge Yes No No No No Yes Yes Yes...

Page 6: ...ATA 3 1 3 1 Indoor Units 3 2 3 2 Outdoor Units 3 14 Section 4 SERVICE PROCEDURES 4 1 4 1 Meaning of Alarm Messages 4 2 4 2 Symptoms and Parts to Inspect 4 5 4 3 Details of Alarm Messages 4 8 4 4 Table...

Page 7: ...6 3 6 3 Test Run Procedure 6 3 6 4 Items to Check Before the Test Run 6 4 6 5 Test Run Using the Remote Controller 6 4 6 6 Precautions 6 5 6 7 Table of Self Diagnostic Functions and Corrections Type...

Page 8: ...vii MEMO...

Page 9: ...8 SELECTING THE INSTALLATION SITE HOW TO INSTALL THE INDOOR UNIT HOW TO INSTALL THE WIRELESS REMOTE CONTROLLER HOW TO INSTALL THE TIMER WIRED REMOTE CONTROLLER 1 4 1 56 Dimensional Data 1 5 1 70 Refr...

Page 10: ...E REMOVAL VOLUME L h Pints h 2 2 4 6 Extarnal static pressure Pa in WC 70 min10 max150 0 28 min0 04 max0 60 I D AIR FLOW COOL H M L m3 min ft3 min CFM 21 19 15 742 671 530 HEAT H M L m3 min ft3 min CF...

Page 11: ...REMOVAL VOLUME L h Pints h 1 4 2 9 Extarnal static pressure Pa in WC 100 min10 max150 0 40 min0 04 max0 60 I D AIR FLOW COOL H M L m3 min ft3 min CFM 34 28 23 1201 989 812 HEAT H M L m3 min ft3 min C...

Page 12: ...Horizontal Vertical Automatic Vertical r h 0 0 5 2 e f i l g n o l e l b a h s a W r e t l i f r i A Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm y r a t o R r o s...

Page 13: ...O Air deflection Horizontal Vertical Automatic Vertical r h 0 0 5 2 e f i l g n o l e l b a h s a W r e t l i f r i A Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm...

Page 14: ...Air deflection Horizontal Vertical Automatic Vertical r h 0 0 5 2 e f i l g n o l e l b a h s a W r e t l i f r i A Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm y...

Page 15: ...tical Automatic Vertical r h 0 0 5 2 e f i l g n o l e l b a h s a W r e t l i f r i A Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm y r a t o R r o s s e r p m o C...

Page 16: ...omatic Vertical r h 0 0 5 2 e f i l g n o l e l b a h s a W r e t l i f r i A Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm y r a t o R r o s s e r p m o C Operatio...

Page 17: ...atic Vertical r h 0 0 5 2 e f i l g n o l e l b a h s a W r e t l i f r i A Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm y r a t o R r o s s e r p m o C Operation...

Page 18: ...Controller CZ RWSK1U r e l l o r t n o C e t o m e R s s e l e r i W Air deflection Horizontal Vertical Automatic Vertical e l b a h s a W r e t l i f r i A m m 6 2 D O A 0 2 n o i t c e n n o c n i...

Page 19: ...s e l e r i W Air deflection Horizontal Vertical Automatic Vertical e l b a h s a W r e t l i f r i A Drain pump Drain connection 20A OD26mm y r a t o R r o s s e r p m o C Operation sound Indoor Hi...

Page 20: ...o s s e r p m o C Operation sound Indoor Hi Me Lo dB A 39 37 33 9 4 A B d i H r o o d t u O V O M e v l a V n o i s n a p x E c i n o r t c e l E l o r t n o c t n a r e g i r f e R REFRIGERANT TUBIN...

Page 21: ...s s e r p m o C Operation sound Indoor Hi Me Lo dB A 42 40 35 2 5 A B d i H r o o d t u O V O M e v l a V n o i s n a p x E c i n o r t c e l E l o r t n o c t n a r e g i r f e R REFRIGERANT TUBING 0...

Page 22: ...s e r p m o C Operation sound Indoor Hi Me Lo dB A 44 41 37 3 5 A B d i H r o o d t u O V O M e v l a V n o i s n a p x E c i n o r t c e l E l o r t n o c t n a r e g i r f e R REFRIGERANT TUBING 0 5...

Page 23: ...Lo dB A 39 37 33 9 4 A B d i H r o o d t u O V O M e v l a V n o i s n a p x E c i n o r t c e l E l o r t n o c t n a r e g i r f e R REFRIGERANT TUBING 0 5 5 6 1 m t f h t g n e l g n i b u t f o t...

Page 24: ...A 42 40 35 2 5 A B d i H r o o d t u O V O M e v l a V n o i s n a p x E c i n o r t c e l E l o r t n o c t n a r e g i r f e R REFRIGERANT TUBING 0 5 5 6 1 m t f h t g n e l g n i b u t f o t i m i...

Page 25: ...44 41 37 3 5 A B d i H r o o d t u O V O M e v l a V n o i s n a p x E c i n o r t c e l E l o r t n o c t n a r e g i r f e R REFRIGERANT TUBING 0 5 5 6 1 m t f h t g n e l g n i b u t f o t i m i L...

Page 26: ...o d n I s d e e p s n a F Wired Remote Controller CZ RWSC1U r e l l o r t n o C e t o m e R s s e l e r i W l a n o i t p O Air deflection Horizontal Vertical Air filter Drain pump Drain connection Ma...

Page 27: ...u O r o o d n I s d e e p s n a F Wired Remote Controller CZ RWSC1U r e l l o r t n o C e t o m e R s s e l e r i W l a n o i t p O Air deflection Horizontal Vertical Air filter Drain pump Drain conn...

Page 28: ...e l l o r t n o C e t o m e R s s e l e r i W l a n o i t p O l a c i t r e V l a t n o z i r o H n o i t c e l f e d r i A Air filter Drain pump Drain connection Max head 2 33 64 in above drain conne...

Page 29: ...C1U r e l l o r t n o C e t o m e R s s e l e r i W l a n o i t p O l a c i t r e V l a t n o z i r o H n o i t c e l f e d r i A Air filter Drain pump Drain connection Max head 2 33 64 in above drain...

Page 30: ...PUT ID OD W 60 90 MOISTURE REMOVAL VOLUME L h Pints h 2 2 4 6 Extarnal static pressure Pa in WC I D AIR FLOW COOL H M L m3 min ft3 min CFM 22 17 14 777 600 494 HEAT H M L m3 min ft3 min CFM 22 17 14 7...

Page 31: ...PUT ID OD W 90 90 MOISTURE REMOVAL VOLUME L h Pints h 2 1 4 4 Extarnal static pressure Pa in WC I D AIR FLOW COOL H M L m3 min ft3 min CFM 33 27 21 1165 953 742 HEAT H M L m3 min ft3 min CFM 33 27 21...

Page 32: ...OUTPUT ID OD W 90 90 MOISTURE REMOVAL VOLUME L h Pints h 3 4 7 1 Extarnal static pressure Pa in WC I D AIR FLOW COOL H M L m3 min ft3 min CFM 35 28 22 1236 989 777 HEAT H M L m3 min ft3 min CFM 35 28...

Page 33: ...MOISTURE REMOVAL VOLUME L h Pints h 2 7 5 7 Extarnal static pressure Pa in WC I D AIR FLOW COOL H M L m3 min ft3 min CFM 18 4 14 5 11 5 650 512 406 HEAT H M L m3 min ft3 min CFM 18 4 14 5 11 5 650 51...

Page 34: ...90 MOISTURE REMOVAL VOLUME L h Pints h 2 5 5 3 Extarnal static pressure Pa in WC I D AIR FLOW COOL H M L m3 min ft3 min CFM 21 18 15 5 742 636 547 HEAT H M L m3 min ft3 min CFM 21 18 15 5 742 636 547...

Page 35: ...11 90 MOISTURE REMOVAL VOLUME L h Pints h 3 1 6 5 Extarnal static pressure Pa in WC I D AIR FLOW COOL H M L m3 min ft3 min CFM 30 25 23 1059 883 812 HEAT H M L m3 min ft3 min CFM 30 25 23 1059 883 812...

Page 36: ...W 111 90 MOISTURE REMOVAL VOLUME L h Pints h 4 0 8 4 Extarnal static pressure Pa in WC I D AIR FLOW COOL H M L m3 min ft3 min CFM 34 28 24 1201 989 848 HEAT H M L m3 min ft3 min CFM 34 28 24 1201 989...

Page 37: ...70CW D8120 4 Source 325 VDC No of pole r p m 230 V High 8P 1360 rpm 124 W Nominal output VAC F Run capacitor Heat exchanger Coil Aluminum plate fin Copper tube Rows Fin pitch 3 3 64 1 34 mm ft 2 m2 Fa...

Page 38: ...101CW D8200 2 Source 325 VDC No of pole r p m 230 V High 8P 1360 rpm 235 W Nominal output VAC F Run capacitor Heat exchanger Coil Aluminum plate fin Copper tube Rows Fin pitch 3 3 64 1 34 mm ft 2 m2 F...

Page 39: ...o N 0 4 W t u p t u o l a n i m o N Coil resistance BRW WHT 170 3 ORG YEL 43 2 Ambient temperature 68 5 3 8 K N P T H W 1 8 1 T L V T H W F VLT ORG 43 2 YEL BLK 60 2 Safety device Operating temperatu...

Page 40: ...m p r 467 0 6 W t u p t u o l a n i m o N Coil resistance BRW WHT 75 1 ORG YEL 27 4 Ambient temperature 68 7 2 4 K N P T L V 7 6 T L V T H W F VLT ORG 20 6 YEL BLK 58 0 Safety device Operating tempera...

Page 41: ...m p r 506 0 6 W t u p t u o l a n i m o N Coil resistance BRW WHT 75 1 ORG YEL 27 4 Ambient temperature 68 7 2 4 K N P T L V 7 6 T L V T H W F VLT ORG 20 6 YEL BLK 58 0 Safety device Operating tempera...

Page 42: ...tor Model KFT4Q 31A6P C Source 230 208 V 1 phase 60 Hz 4 2 2 1 4 rpm h g i H V 0 3 2 m p r e l o p f o o N 8 8 2 W t u p t u o l a n i m o N Coil resistance BRW WHT 260 7 ORG YEL 23 76 Ambient tempera...

Page 43: ...0 3 2 m p r 1 3 W t u p t u o l a n i m o N Coil resistance BRW WHT 111 0 ORG YEL 16 7 Ambient temperature 68 9 3 2 K N P K L B 4 5 3 T L V T H W F VLT ORG 13 4 YEL BLK 136 6 Safety device Operating...

Page 44: ...0 3 2 m p r 0 0 1 W t u p t u o l a n i m o N Coil resistance BRW WHT 61 05 ORG YEL 13 23 Ambient temperature 68 5 2 9 1 K L B L E Y 5 5 9 9 T L V T H W F VLT ORG 9 576 BLK PNK 10 81 Safety device Op...

Page 45: ...m p r 0 0 1 W t u p t u o l a n i m o N Coil resistance BRW WHT 61 05 ORG YEL 13 23 Ambient temperature 68 5 2 9 1 K L B L E Y 5 5 9 9 T L V T H W F VLT ORG 9 576 BLK PNK 10 81 Safety device Operatin...

Page 46: ...B6P Source 230 208 V 1 phase 60 Hz No of pole 0 2 9 4 rpm h g i H V 0 3 2 m p r 0 0 1 W t u p t u o l a n i m o N Coil resistance BRW WHT 74 7 ORG YEL 9 59 Ambient temperature 68 2 5 0 1 K L B L E Y 1...

Page 47: ...P Source 230 208 V 1 phase 60 Hz 0 4 9 4 rpm h g i H V 0 3 2 m p r e l o p f o o N 0 0 1 W t u p t u o l a n i m o N Coil resistance BRW WHT 39 9 ORG YEL 9 37 Ambient temperature 68 6 8 8 K L B L E Y...

Page 48: ...minum plate fin Copper tube 2 3 64 1 21 8P 450 280VDC A73C8682 Microprocessor SIC 62FW D866 3 Turbo 1 19 9 32 490 4 20 0 391 h c n i r e p s n i F s w o R t f a e r a e c a F 2 m2 Panel Model No CZ 36...

Page 49: ...uminum plate fin Copper tube 2 3 64 1 21 8P 590 280VDC A73C8683 Microprocessor SIC 72FW D892 4 Turbo 1 19 9 32 490 5 62 0 522 h c n i r e p s n i F s w o R t f a e r a e c a F 2 m2 Panel Model No CZ K...

Page 50: ...uminum plate fin Copper tube 2 3 64 1 21 8P 610 280VDC A73C8684 Microprocessor SIC 72FW D892 4 Turbo 1 19 9 32 490 5 62 0 522 h c n i r e p s n i F s w o R t f a e r a e c a F 2 m2 Panel Model No CZ K...

Page 51: ...V High rpm Coil resistance Ambient temperature 68 F Safety device Heat exchanger Coil Rows fins per inch Face area ft2 m2 in mm 230 208 V 1 phase 60Hz CB 26PK2U6 Cross flow 1 3 15 16 100 L32 63 64 L8...

Page 52: ...ource m p r h g i H V 0 3 2 m p r e l o p f o o N 74 W t u p t u o l a n i m o N Safety device Heat exchanger Coil Aluminum plate fin Copper tube 3 1 16 1 34 8P 970 280VDC A73C8687 Microprocessor SIC...

Page 53: ...rce m p r h g i H V 0 3 2 m p r e l o p f o o N 111 W t u p t u o l a n i m o N Safety device Heat exchanger Coil Aluminum plate fin Copper tube 3 1 16 1 34 8P 1 040 280VDC A73C8688 Microprocessor SIC...

Page 54: ...rce m p r h g i H V 0 3 2 m p r e l o p f o o N 111 W t u p t u o l a n i m o N Safety device Heat exchanger Coil Aluminum plate fin Copper tube 3 1 16 1 34 8P 1 080 280VDC A73C8689 Microprocessor SIC...

Page 55: ...Fan speeds Max Fan motor Model No Source No of pole W t u p t u o l a n i m o N Coil resistance RED WHT 30 5 WHT BLK 30 5 Ambient temperature 20 K L B C RED 30 5 Safety device Operating temperature O...

Page 56: ...Max Fan motor Model No Source No of pole W t u p t u o l a n i m o N Coil resistance RED WHT 30 5 WHT BLK 30 5 Ambient temperature 20 K L B C RED 30 5 Safety device Operating temperature Open Close F...

Page 57: ...p t u o l a n i m o N Coil resistance RED WHT 30 5 WHT BLK 30 5 Ambient temperature 20 K L B C RED 30 5 Safety device Operating temperature Open Close C A V r o t i c a p a c n u R Coil in mm h c t i...

Page 58: ...of pole W t u p t u o l a n i m o N Coil resistance RED WHT 30 5 WHT BLK 30 5 Ambient temperature 20 K L B C RED 30 5 Safety device Operating temperature Open Close C A V r o t i c a p a c n u R Coil...

Page 59: ...e W t u p t u o l a n i m o N D E R e c n a t s i s e r l i o C WHT 30 5 WHT BLK 30 5 Ambient temperature 20 K L B C RED 30 5 Safety device Operating temperature Open Close C A V r o t i c a p a c n u...

Page 60: ...t u o l a n i m o N D E R e c n a t s i s e r l i o C WHT 30 5 WHT BLK 30 5 Ambient temperature 20 K L B C RED 30 5 Safety device Operating temperature Open Close C A V r o t i c a p a c n u R Coil i...

Page 61: ...104 F 3 1 113 F 2 6 Thermistor Comp discharge gas sensor TH6 Coil resistance k 140 F 13 8 194 F 5 1 158 F 9 7 212 F 3 8 167 F 8 2 230 F 2 8 176 F 7 0 248 F 2 2 185 F 5 9 266 F 1 7 Solenoid coil or 4 w...

Page 62: ...F 3 1 113 F 2 6 Thermistor Comp discharge gas sensor TH6 Coil resistance k 140 F 13 8 194 F 5 1 158 F 9 7 212 F 3 8 167 F 8 2 230 F 2 8 176 F 7 0 248 F 2 2 185 F 5 9 266 F 1 7 Solenoid coil or 4 way v...

Page 63: ...sensor TH6 Coil resistance k 140 F 13 8 194 F 5 1 158 F 9 7 212 F 3 8 167 F 8 2 230 F 2 8 176 F 7 0 248 F 2 2 185 F 5 9 266 F 1 7 Solenoid coil or 4 way valve G 1 U 4 0 F T S e v l a v y a w 4 y l n o...

Page 64: ...Pitch 150 5 21 792 36 57 3 4 55 1 8 41 11 32 Pitch 5 29 32 7 2 51 64 46 59 64 16 20 mm 1 467 1 400 1 050 Pitch 150 7 71 1 192 Air intake port side Air outlet duct side holes Flange O D Suspension bol...

Page 65: ...Flare connection Refrigerant gas line 5 8 Flare connection Drain connection Power supply entry conduit size 1 2 For discharge duct Suspention bolt mounting For fresh air intake X view X 1917_X_S 14 27...

Page 66: ...connection Refrigerant gas line 5 8 Flare connection Drain connection Power supply entry conduit size 1 2 For discharge duct Suspention bolt mounting For fresh air intake X view X 1918_X_S 20 9 16 33...

Page 67: ...cations 1 4 Dimensional Data Dimension inch Refrigerant liquid line 3 8 Flare connection Refrigerant gas line 5 8 Flare connection Drain hose OD 45 64 Drain and wiring port 3 5 32 Indoor Unit Wall Mou...

Page 68: ...power supply Conduit size 1 2 Infrared rays receiver for wireless remote controller Cutting position for fresh air intake 1919_THS_I Dimension inch Air intake Air outlet 2 ft or more Hole for wall thr...

Page 69: ...le for power supply Conduit size 1 2 Infrared rays receiver for wireless remote controller Cutting position for fresh air intake 1920_TS_I Dimension inch Air intake Air outlet 2 ft or more Hole for wa...

Page 70: ...be cover Electrical component box Flange for the air intake duct option or field supply 9 10 11 1914_U_I Suspension bolt pitch 16 1 8 Hole 37 7 8 Air outlet duct flange 35 7 16 39 3 8 42 17 32 Suspens...

Page 71: ...lectrical component box Flange for the air intake duct option or field supply 9 10 11 1915_U_I Suspension bolt pitch 18 1 8 Hole 56 25 32 Air outlet duct flange 9 1 16 P 6 54 11 32 58 9 32 61 13 32 Su...

Page 72: ...32 A B C 1 8 Number of holes D E F G H I Type 26 39 9 32 37 7 8 5 7 3 32 5 7 3 32 35 7 16 4 23 32 9 21 32 9 21 32 1 9 27 32 5 8 Type 36 58 3 16 56 25 32 6 9 1 16 6 9 1 16 54 11 32 4 23 32 19 9 32 9 21...

Page 73: ...6 47 64 10 5 64 1 5 16 5 1 8 7 3 32 10 25 32 1 9 32 10 5 8 1 31 32 12 3 4 33 5 64 mm 38 121 171 256 33 5 130 180 274 32 5 270 50 323 8 840 36 42 inch 1 1 2 4 49 64 6 47 64 12 9 16 1 5 16 5 1 8 7 3 32...

Page 74: ...7 2 23 64 60 5 16 8 4 9 16 115 9 4 9 16 115 9 11 13 16 300 2 3 4 70 7 16 11 2 41 64 67 2 41 64 67 3 25 64 86 2 23 64 60 8 0 3 1 0 6 4 8 0 3 1 0 6 4 Wall Mounted Type Front view 1 31 32 50 1 31 32 50 2...

Page 75: ...s tubing Liquid tubing Right drain position Liquid tubing Gas tubing Right side Right drain position Left side drain hose outlet port Top outlet port Right side drain hose outlet port Side cover Outsi...

Page 76: ...1 68 1 Specifications 1 4 Dimensional Data Outdoor Unit U 26PE1U6 U 26PS1U6 U 36PE1U6 U 36PS1U6 1...

Page 77: ...1 69 1 Specifications 1 4 Dimensional Data Outdoor Unit U 42PE1U6 U 42PS1U6 1...

Page 78: ...w Diagram Outdoor Unit U 26PE1U6 U 26PS1U6 Indoor Unit Type 26 30 36 U 36PE1U6 U 36PS1U6 1 Specifications 1 5 Refrigerant Flow Diagram Outdoor Unit U 26PE1U6 U 26PS1U6 Indoor Unit 26 30 36 Types U 36P...

Page 79: ...64 F DB 57 F WB 14 F DB Heating Maximum 86 F DB 64 F WB 75 F DB Minimum F WB 4 F DB 4 F DB 61 1 Specifications 1 5 Refrigerant Flow Diagram Outdoor Unit U 42PE1U6 U 42PS1U6 Indoor Unit 42 Type 1 6 Ope...

Page 80: ...1 72 1 Specifications 1 7 Capacity Correction Graph According to Temperature Condition U 26PE1U6 U 26PS1U6 U 36PE1U6 U 36PS1U6 U 42PE1U6 U 42PS1U6 1...

Page 81: ...002 bar MODEL S 36PF2U6 SOUND LEVEL HIGH 39 dB A NC 33 LOW 31 dB A NC 24 CONDITION 4 9 ft directly below unit SOURCE 208 230V 1Phase 60Hz 10 20 30 40 50 60 70 80 90 63 125 250 500 1000 2000 4000 8000...

Page 82: ...60 Hz 60 50 40 30 20 10 OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 bar 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE BAND CENTER FREQUENCIES Hz NC 20 NC...

Page 83: ...1 75 1 Specifications 1 8 Noise Criterion Curves Wall Mounted Type K1 SOURCE 208 230 V 1 Phase 60 Hz CONDITION Distance 3 3 ft Under the unit 3 3 ft S 26PK1U6 1...

Page 84: ...37 dB A NC 31 CONDITION Distance 3 3 ft Under the unit 3 3 ft SOURCE 208 230 V 1 Phase 60 Hz MODEL S 42PT1U6 SOUND LEVEL HIGH 47 dB A NC 40 LOW 38 dB A NC 32 CONDITION Distance 3 3 ft Under the unit...

Page 85: ...63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 bar NC 50 NC 40 NC 30 NC 20 MODEL S 36PF1U6 SOUND LEVEL HIGH 38 dB A NC 30 LOW 31 dB A NC...

Page 86: ...20 30 40 50 60 63 125 250 500 1000 2000 4000 8000 NC 40 NC 50 NC 30 NC 20 NC 60 MODEL SOUND LEVEL CONDITION SOURCE S 42PU2U6 High Low 45 dB A 33 dB A Under the unit 4 9 ft 208 230V 1 Phase 60Hz MODEL...

Page 87: ...Low 48 dB A 38 dB A Distance 3 3 ft Under the unit 3 3 ft 208 230V 1 Phase 60Hz Frequency at center of sound pressure band Hz 63 125 250 500 1000 2000 4000 8000 Overall Sound pressure level dB 0dB 0...

Page 88: ...dB A 3 3 ft from front of outlet at height of 3 3 ft MODEL SOUND LEVEL CONDITION S 42PT2U6 High 46 dB A Low 36 dB A 3 3 ft from front of outlet at height of 3 3 ft SOURCE 208 230V 1 Phase 60Hz SOURCE...

Page 89: ...e background noise and other factors 2 The test results were obtained from an nechoic room To evaluate Noise level the maximum number of the measured OCTAVE BAND SOUND PRESSURE LEVEL is used Read the...

Page 90: ...flow For the Type 26 the air flow is 636 CFM while the external static pressure is 49 Pa at H position If external static pressure is too great due to long extension of duct for example the air flow...

Page 91: ...are it for use Note 1 External static pressure should be set during initial operations after installation before the cooling and heating test run When operating with group control connecting multiple...

Page 92: ...he power is switched back on after power outages etc If this is not completed within 8 minutes check the drive mode air speed and air inlet temperature When set in group control connecting multiple in...

Page 93: ...down the Press the Select the fan mode and set it to H by pressing the button NOTE The auto external static pressure setting operation and setting check operation will not be performed unless H has b...

Page 94: ...ng to the desired external static pressure setting by pressing the or button Then press the button See the table below When setting to auto airflow volume control Select the setting data to 002 Then p...

Page 95: ...ce contact 3 RC setting mode 4 Test run Sel Page Confirm 20 30 THU 8 Press the button TEST will be displayed on the LCD display TEST START 20 30 THU 9 Press the button Test run will be started Test ru...

Page 96: ...ating Cooling Heating Item code Type 26 Airflow Volume 0 50 100 150 180 0 0 20 0 40 0 60 0 72 706 1059 1 3 1 2 3 1 6 5 15 14 13 12 11 8 CFM m3 min 20 30 PQ diagram External static pressure L i m i t l...

Page 97: ...sec VERTICAL DISTANCE ft AXIS AIR VELOCITY 2111_X_I Type 26 Type 36 42 LOUVER ANGLE 20 in Cooling mode LOUVER ANGLE 60 in Heating mode Condition Fan Speed Hi Room air temp 80 F DB in cooling mode 68...

Page 98: ...1 Air Throw Distance Chart Wall Mounted Type K1 COOLING HEATING FAN SPEED HIGH HIGH ROOM AIR TEMP 80 F 70 F FLAP ANGLE 0 22 5 45 45 67 5 Axis air velocity ft sec Vertical distance ft Horizontal distan...

Page 99: ...IR VELOCITY Type 36 2116_T_I AXIS AIR VELOCITY 0 3 7 10 13 17 20 23 26 29 33 0 3 7 10 13 17 HORIZONTAL DISTANCE ft AXIS AIR VELOCITY ft sec VERTICAL DISTANCE ft Type 42 2117_T_I AXIS AIR VELOCITY FAN...

Page 100: ...emperature approx 70 F Strong wind Discharge angle approx 65 Room temperature approx 70 F 59in s 39in s 20in s 12in s 59in s 39in s 20in s 12in s 91 F 80 F 75 F 86 F Horizontal air flow distance in Co...

Page 101: ...Strong wind Discharge angle approx 30 Room temperature approx 80 F 70 F 75 F 79 F 72 F Strong wind Discharge angle approx 30 Room temperature approx 80 F Vertical air flow distance in Vertical air fl...

Page 102: ...0 0 0 0 0 16 4 13 1 9 8 6 6 3 3 0 16 4 13 1 9 8 6 6 3 3 3 3 6 6 9 8 16 4 13 1 9 8 6 6 3 3 3 3 6 6 9 8 16 4 13 1 9 8 6 6 3 3 0 Horizontal air flow distance ft Horizontal air flow distance ft Horizontal...

Page 103: ...g Distribution of temperature Strong wind Discharge angle approx 7 Room temperature approx 80 F Strong wind Discharge angle approx 7 Room temperature approx 80 F Type 26 Ceiling Type T2 1 11 Air Throw...

Page 104: ...pprox 7 Room temperature approx 80 F Strong wind Discharge angle approx 7 Room temperature approx 80 F Strong wind Discharge angle approx 54 Room temperature approx 70 F 75 F 80 F 86 F 91 F Horizontal...

Page 105: ...with the wiring system diagram Wrong wiring may cause the unit to misoperate or become damaged 5 Do not allow wiring to touch the refrigerant tubing compressor or any moving parts of the fan 6 Unauth...

Page 106: ...3 Refrigerant Circuit R C address should be set before turning the power on 4 Regarding R C address setting refer to the installation instructions supplied with the remote controller unit optional Aut...

Page 107: ...y clamp each stripped wire end with a ring pressure terminal 4 Place the ring pressure terminal and replace and tighten the removed terminal screw using a screwdriver Fig 1 4 Wiring sample Type F2 WAR...

Page 108: ...ower 50 Single Main tubing L H1 Table 1 4 Tubing Data for Models U 26PE1U6 U 26PS1U6 U 36PE1U6 U 36PS1U6 U 42PE1U6 U 42PS1U6 Tubing size outer diameter Liquid tube in mm 3 8 9 52 3 8 9 52 3 8 9 52 Gas...

Page 109: ...Suffocation from leakage of refrigerant is almost non existent With the recent increase in the number of high density buildings however the installation of multi air conditioner systems is on the inc...

Page 110: ...t the unit against possible water damage and decreased service life Fig 1 8 use lug bolts or equal to bolt down unit reducing vibration and noise Fig 1 7 Out door unit Heat source Hot air Exhaust fan...

Page 111: ...y not run and damage to the There may be no air flow The tubing may freeze and burst The condenser pressure may drop because of strong wind and the indoor unit may freeze 3 4 Precautions for Installat...

Page 112: ...y regions if there is concern that snow may enter the air discharge chamber remove the base of the chamber 10 screws before using 1 2 25 32 25 32 25 32 25 32 21 13 16 9 7 8 22 7 16 23 15 32 1 1 16 5 5...

Page 113: ...2 13 32 Wind direction Wind direction Wind direction Wind direction Wind direction 37 30 23 32 23 32 9 7 8 21 5 8 4 1 16 5 3 16 Wind direction Unit inch 4 5 16 25 31 32 6 11 16 1 2 1 2 13 3 8 15 15 1...

Page 114: ...r rows CAUTION The top and both sides must remain open If there are obstacles to the front and rear of the outdoor unit the obstacle at either the front or rear must be no taller than the height of th...

Page 115: ...31 32 11 29 32 16 25 32 9 3 16 27 29 32 30 3 32 1 4 5 6 2 1 21 32 25 32 5 3 32 19 11 16 9 3 8 30 11 16 28 3 4 19 11 16 5 8 13 25 32 3 3 4 Fastened by screws at 13 locations Fastened by screws at 3 loc...

Page 116: ...19 32 25 32 30 5 64 25 25 64 7 3 64 3 4 30 45 64 37 1 64 Wind direction Wind direction Wind direction Wind direction Wind direction Wind direction Unit inch 11 57 64 28 13 16 Wind direction Wind direc...

Page 117: ...Unit inch Min C Min E Min F Min E Min E Min B Min A Min D Min G 1 Single unit installation 3 Multiple unit installation 2 or more units Note In cases 2 and 3 the height of the obstacle must be no tal...

Page 118: ...ust remain open Either the obstacle to the front or the obstacle to the rear must be no taller than the height of the outdoor unit Unit inch Min 11 13 36 Min 11 13 16 Min 39 3 8 Min 7 7 8 Q Q Min P Mi...

Page 119: ...nd wiring can be extended out in 4 directions front rear right and down The service valves are housed inside the unit To access them remove the inspection panel To remove the inspection panel remove t...

Page 120: ...required length with a tube Remove burrs at each end of the copper tubing with a tube reamer or file This process is important and should be done carefully to make a good flare Be sure to keep any con...

Page 121: ...e flare nuts apply specified torque as shown at right When removing the flare nuts from the tubing connections or when tightening them after connecting the tubing be sure to use 2 adjustable wrenches...

Page 122: ...ior of the outdoor unit valves has been finished with a square duct covering make sure you allow sufficient space to access the valves and to allow the panels to be attached and removed Taping the fla...

Page 123: ...half of each previous tape turn 3 Clamp the tubing bundle to the wall using 1 clamp approx each meter 3 feet Fig 1 24 NOTE Do not wind the armoring tape too tightly since this will decrease the heat...

Page 124: ...and liquid service valves on the outdoor unit Note that both liquid and gas tube service valves on the outdoor unit are kept closed at this stage The refrigerant charge at the time of shipment is onl...

Page 125: ...the system pressure is reduced to normal disconnect the hose from the cylinder 2 Evacuation Be sure to use a vacuum pump that includes a function for prevention of back flow in order to prevent back...

Page 126: ...charge has been performed list the refrigerant tubing length and amount of additional refrigerant charge on the product label inside the panel 4 Finishing the Job 1 With a hex wrench turn the liquid t...

Page 127: ...ling where the temperature or humidity inside is high over 86 F 30 C RH 70 add insulating material to the surface of the unit to avoid dew condensation install the unit within the maximum elevation di...

Page 128: ...able 1 7 Type A B C D E F 26 inch 42 1 64 39 3 8 29 17 32 Pitch 5 29 32 5 53 64 31 3 16 16 mm 1 067 1 000 750 Pitch 150 5 21 792 36 inch 57 3 4 55 1 8 41 11 32 Pitch 5 29 32 7 2 51 64 46 59 64 20 mm 1...

Page 129: ...o protrude from the ceiling Fig 1 34 Cut the ceiling material if necessary 3 Thread the 3 hexagonal nuts and 2 washers field supply onto each of the 4 suspension bolts Figs 1 36 and 1 37 Use 1 nut and...

Page 130: ...not install an air bleeder as this may cause water to spray from the drain pipe outlet Fig 1 41 Prohibited Air bleeder Fig 1 41 If it is necessary to increase the height of the drain pipe the section...

Page 131: ...n to the duct flange supplied See the figure for the dimension of the installation hole Use M4 self tapping screws for installation 49 64 19 4 1 5 32 29 4 6 1 16 154 A B C D 5 29 32 P150 x 1 1 16 27 7...

Page 132: ...the positions of the suspen sion fitting the unit and the panel Type Length Table 1 9 Unit inch mm S 26PU1U6 CZ 24KPU1U S 36PU1U6 S 42PU1U6 CZ 36KPU1U A 6 3 16 157 6 3 16 157 7 5 32 182 7 5 32 182 10...

Page 133: ...The length of each suspension bolt must be appropriate for a distance between the bottom of the bolt and the bottom of the ceiling of 5 8 or more as shown in Fig 1 49 3 Thread the 2 hexagonal nuts fie...

Page 134: ...raised a maximum of 19 1 2 Do not raise it any higher than 19 1 2 as this could result in water leaks Fig 1 54 Do not install the pipe with an upward gradient from the connection port This will cause...

Page 135: ...tallation When performing Test Run refer to the installation instructions attached to the outdoor unit 3 After drain checking is finished return the Opera tion Selector switch to the RUN position ON p...

Page 136: ...l the air intake grille towards you to remove it from the ceiling panel 2 Pull down the two panel catches on the body of the indoor unit body Fig 1 60 CAUTION Never touch or attempt to move the air di...

Page 137: ...e ceiling panel has been properly aligned use the supplied 4 mounting screws M5 with washers to permanently fasten the ceiling panel 4 Install the wiring connector from the ceiling panel to the connec...

Page 138: ...box with the accessory screws M4 L1 2 4 pcs Fasten the air intake plenum with the supplied screws M5 L4 7 8 4 pcs CAUTION When installing in a pre existing location install the indoor unit before ins...

Page 139: ...take plenum side clamper Connect the 3P socket white and 2P socket green to the other side of the 3P socket white and 2P socket green respectively Reattach the socket cover Fig 1 63 Duct connection bo...

Page 140: ...recautions are also applicable if tubing goes through the wall in any other location 4 Using a sabre saw key hole saw or hole cutting drill attachment cut a hole in the wall See Table 1 10 and Fig 1 6...

Page 141: ...e bolts to go through the holes on the panel or drill 3 16 dia holes in the panel over the stud locations and then mount the rear panel 2 Double check with a ruler or level gauge that the panel is lev...

Page 142: ...the grille into the lower part while align ing its tabs on the upper part Fig 1 74a Insert the tabs in the slots and push the lower part of the grille back into position 3 Press at each of the 5 tabs...

Page 143: ...nnections 1 Insert the inter unit wiring according to local electrical codes into the through the wall PVC pipe Run the wiring toward the indoor side allowing approx 10 inches to extend from the wall...

Page 144: ...ate it with insulating tape Fig 1 80 5 Assemble the refrigerant tubing drain hose and inter unit wiring as shown in Fig 1 81 6 22 Installing the Drain Hose 1 The drain hose should be slanted downward...

Page 145: ...85 or b Use existing ceiling supports or construct a suitable support as shown in Fig 1 86 WARNING It is important that you use extreme care in supporting the indoor unit from the ceiling Ensure that...

Page 146: ...1 89 6 Preparation for suspending the indoor unit The suspension method varies depending on whether the unit is next to the ceiling or not Figs 1 90 and 1 91 e d i l S Hinge Air intake grille Pull ou...

Page 147: ...nit as shown in Fig 1 94 NOTE A ceiling surface is not always level Please confirm that the indoor unit is evenly suspended For the instal lation to be correct leave a clearance of about 3 8 between t...

Page 148: ...occur in the course of the piping Insulate any piping inside the room to prevent dripping Use the supplied drain pipe to connect the drain pipe with the drain outlet of the indoor unit After connecti...

Page 149: ...g joint gas tube Upper drain port O D 1 1 4 in Bottom drain port O D 1 1 32 in Suspension lug Power supply outlet 2 1 3 16 hole Fresh air intake port 5 29 32 hole Flange for the flexible air outlet du...

Page 150: ...lowing them to protrude from the ceiling as shown in Fig 1 103 Cut the ceiling material if necessary 3 Thread the 2 hexagonal nuts and washers field supply onto the 4 suspension bolts as shown in Figs...

Page 151: ...y wrap the supplied packing and drain pipe insulator around the pipe then secure it with the supplied clamps Fig 1 109 NOTE Make sure the drain pipe has a downward gradient 1 100 or more and that ther...

Page 152: ...ng are completed use the following procedure to check that the water will drain smoothly For this prepare a bucket and wiping cloth to catch and wipe up spilled water 1 Connect power to the power term...

Page 153: ...urves for HT H M and L fan speed control are shown The nameplate values are shown based on the H air flow For the Type 26 the air flow is 636 CFM while the external static pressure is 49 Pa at H posit...

Page 154: ...ward gradient against horizontal Fig 1 116 6 32 Required Minimum Space for Installation and Service If the ceiling tiles cannot be removed provide the opening holes on the lower side of the indoor uni...

Page 155: ...er insulation is completed Refrigerant piping and drain piping Water leakage 4 Make sure whether drain water is running smoothly Water leakage 5 Make sure whether the power voltage matches the namepla...

Page 156: ...door unit allow room for operation and maintenance as well as unrestricted air flow around the unit install the unit within the maximum elevation difference above or below the outdoor unit and within...

Page 157: ...10 860 to 910 Table 1 14 Type E F G H I J K L M N O P Q 26 inch 1 1 2 4 49 64 6 47 64 10 5 64 1 5 16 5 1 8 7 3 32 10 25 32 1 9 32 10 5 8 1 31 32 12 3 4 33 5 64 mm 38 121 171 256 33 5 130 180 274 32 5...

Page 158: ...washers field supply onto each of the 4 suspension bolts as shown in Fig 1 123 Use 1 nut and 1 washer for the upper side and 2 nuts and 1 washer for the lower side so that the unit will not fall off...

Page 159: ...ace of the ceiling Do not attempt to raise it higher than 2 79 ft 850 mm Doing so will result in water leakage Fig 1 124 2 Limitations of Drain Pipe Connection CAUTION Do not install the drain pipe wi...

Page 160: ...rain port hose 5 Move the drain socket showing in the direction of the arrow toward the drain hose and connect with the adhesive approx 0 07 oz 2 6 Then connect the hard PVC pipe field supply on the o...

Page 161: ...er 5 Checkpoint after installation Fig 1 130 Drainage check Over 3 15 16 100 mm Plastic container for water intake Water Approx 0 3gal 1 200 cc Drain pan outlet Indoor Unit control PC board CHK CAUTIO...

Page 162: ...llation complies with all relevant rules and regulations 8 To prevent malfunction of the air conditioner caused by electrical noise care must be taken when wiring as follows The remote control wiring...

Page 163: ...relative to the unit Align the REF PIPE and DRAIN marks on the ceiling panel corner with the correct positions on the unit When removing the ceiling panel push the temporary latches outward while hold...

Page 164: ...fety cord that prevents the air intake grille from dropping off to the ceiling panel unit as shown in the figure below With this ceiling panel the directions of the air intake grille lattices when ins...

Page 165: ...m the P C Board Procedure Stop the system before performing these steps 1 Open the electrical component box cover then check the indoor unit control PCB 2 Connect the jumper connector 2P yellow which...

Page 166: ...LCD display Select YES and press the button If air blocking material is used use same procedure as in steps 3 6 above and change the setting for Code no 62 to 0000 If you wish to change the selected i...

Page 167: ...wn airflow direction Electrical component box 5 Press the timer time buttons to select the desired setting data Flap position 1 2 3 4 5 Fig 1 141 Setting data refer to Fig 1 141 Setting data Flap posi...

Page 168: ...the Set data by pressing the or button Select one of the Setting Data YYYY by pressing the or button Then press the button Flap position 1 2 3 4 5 Fig 1 142 Setting data refer to Fig 1 142 Setting dat...

Page 169: ...143 Setting data refer to Fig 1 143 Setting data Flap position during operation Without separate setting Swing Move to position 1 and stay Move to position 2 and stay Move to position 3 and stay Move...

Page 170: ...tube Drain hose 1 Hose band 1 For securing drain hose Drain socket 1 Packing 1 For drain hose joint Drain insulator 1 Part Name Figure Q ty Remarks Full scale installation diagram 1 Card board Part N...

Page 171: ...panel from the indoor unit on the wall at the location selected Make sure the panel is horizontal using a carpenter s level or tape measure to measure down from the ceiling Wait until after cutting t...

Page 172: ...to install the unit within the range of the wall If Wooden Wall 1 Attach the rear panel to the wall with the 8 screws provided Fig 1 153 If you are not able to line up the holes in the rear panel wit...

Page 173: ...to remove it Fig 1 159 How to replace the grille 1 While aligning the top edge of the grille with the frame move the grille horizontally and insert the top and bottom into the frame 2 Press the grille...

Page 174: ...wiring diagram 2 Provide a power outlet to be used exclusively for each unit with a power supply disconnect and circuit breaker for overcurrent protection provided in the exclusive line 3 To prevent p...

Page 175: ...7 2 Push the wiring refrigerant tubing and drain hose through the hole in the wall Adjust the indoor unit so it is securely seated on the rear panel Fig 1 168 3 Carefully bend the tubing if necessary...

Page 176: ...ter is added Check that the screw holes in the drain bracket and the drain pan outlet are aligned and securely in contact then fasten them with the screw After attaching the drain hose check that it i...

Page 177: ...the gap is appropriate less than 5 64 2 mm 6 54 Drain Hose a The drain hose should be slanted downward to the outdoors Fig 1 178 b Never form a trap in the course of the hose c If the drain hose will...

Page 178: ...e uniformly cooled select a location where the ceiling is strong enough to support the weight of the unit select a location where tubing and drain pipe have the shortest run to the outdoor unit allow...

Page 179: ...of shipment Left drain position Gas tubing Liquid tubing Right drain position Liquid tubing Gas tubing Right side Right drain position Left side drain hose outlet port Top outlet port Right side drai...

Page 180: ...ket in its original position Center bracket Fig 1 188 6 58 Suspending the Indoor Unit NOTE Since the diagram is made of paper it may shrink or stretch slightly because of high temperature or humidity...

Page 181: ...f M8 or 5 16 suspension bolts M8 or 5 16 suspension bolt Fig 1 197 NOTE The ceiling surface is not always level Confirm that the indoor unit is evenly suspended For the installation to be correct leav...

Page 182: ...become pinched or wrinkled and there is danger of water leakage Therefore be sure to use the supplied hose bands Connect the drain pipe so that it slopes downward from the unit to the outside Fig 1 20...

Page 183: ...6 57 Preparation Before Installation Be sure to attach the safety string Close the air intake grille and fix the claws of the latches with the screws Fig 1 206 Ceiling Part Name Figure Q ty Remarks S...

Page 184: ...lowing places In direct sunlight Behind a curtain or other place where it is covered More than 26 ft away from the air conditioner In the path of the air conditioner s airstream Where it may become ex...

Page 185: ...their remote controller Up to 6 indoor units can be controlled separately through the address switches The operating control has the reception address switch and the remote controller has the transmis...

Page 186: ...rews 4 L13 32 2 Connect the operating controller 2 wires WHT BLK to the remote control wire WHT in the electrical component box For details on wiring see the section 7 9 Electrical wiring 3 Install th...

Page 187: ...llation Install the operating controller on the top face of the air intake section space between the fan motor and the electrical component box Fig 1 215 1 Fasten the operating controller to the ceili...

Page 188: ...ot possible without the ceiling panel installation To protect the air conditioner from overloading the outdoor unit will not start running for 3 minutes after power is applied or the air conditioner i...

Page 189: ...amp lamp S C errors between the indoor unit s controller PCB and the remote controller Compressor protector is working S C errors between indoor and outdoor units Indoor or outdoor thermistor is malfu...

Page 190: ...in of the ceiling panel Fig 1 222 Then slide the corner cover onto the ceiling panel until the three clips are correctly located and then fix it in place with the screws Fig 1 219 Fig 1 220 Fig 1 221...

Page 191: ...d Temperature cannot be changed The test operation mode is automatically turned off in 60 minutes To prevent continuous test operation Outdoor units do not operate for approx 3 minutes after the power...

Page 192: ...ugh the panel install the receiver in the hole in the panel The projecting parts of the receiver is held in the hole in the panel 4 Fasten the receiver s lead wire to the cable clip that is holding th...

Page 193: ...the sub bus of the outdoor unit Operation of indoor protection device Alternately Operation of outdoor protection device Alternately Alternately Alternately Simultaneously F30 F31 Simultaneously Simu...

Page 194: ...can be mounted using a conventional wall box for flush mounting 1 If Wall mounted Fixed Position Install the remote controller at a convenient location on a nearby wall However before attaching the re...

Page 195: ...ver plate by inserting a flathead screwdriver into the notch in the lower section and prying it off 2 Cut out a section 3 3 4 2 1 32 on the ceiling using the paper pattern supplied as a guide 3 Run th...

Page 196: ...ing the test run the OPER TIMER and STDBY LED all blink To protect the air conditioner from overloading the outdoor unit will not start running for approximately 3 minutes after power is applied or th...

Page 197: ...ER STANDBY u g i r B a C t e l b u o r T f o e s h lamp lamp lamp No power supply or mis wiring of signal receiving unit S C errors between the indoor unit s controller PCB and signal receiving unit S...

Page 198: ...indoor unit address is assigned to each indoor unit Operation takes place successively at intervals of 1 second by using combinations of the address setting of each unit In case of using shielded wire...

Page 199: ...cessive unit will respond at one second intervals following the order of the group address when the remote controller is operated When using multiple signal receiving units up to 2 can be used one is...

Page 200: ...ns A maximum of 2 signal receiving units can be installed Setting method To execute this control make the setting according to the following procedure 1 Of the two installed signal receiving units mak...

Page 201: ...s press the RESET hole Check the Check Items Before the Test Run Set the indoor unit controller to TEST Return the indoor unit controller to NORM Item 7 29 3 NO Is operation possible Verify the combin...

Page 202: ...no obstructions which can block the signal between the remote controller and the receiver When the remote controller signal is received correctly the indoor unit beeps It beeps twice only when operati...

Page 203: ...PCB will be tripped in order to protect the PCB Correct the wiring connections then disconnect the 2P connectors indoor unit blue OC CN40 outdoor unit blue OC which are connected to the PCB and conne...

Page 204: ...ing is not necessary for the case of using wireless remote controller only The slide switch setting at the time of factory shipment for model Type K1 is B When using wired remote controller as sub to...

Page 205: ...ndoor unit ceiling panel connector is not connected correctly Group connection Remote controller is not connected with indoor unit correctly Indoor unit power is not ON Automatic address setting has n...

Page 206: ...1 198 1 Specifications 8 HOW TO INSTALL THE TIMER WIRED REMOTE CONTROLLER NOTE Refer to the Instruction Manual attached to the Timer Remote Controller 1...

Page 207: ...ol 2 2 2 2 Cold Draft Prevention Heating Cycle 2 4 2 3 Automatic Fan Speed Indoor Unit 2 5 2 4 Control Functions 2 6 2 5 Outdoor Unit Control PCB 2 9 2 6 Outdoor Unit Control PCB CR CH4272R 2 10 2 PRO...

Page 208: ...For 5 minutes after the compressor is first turned on and for 3 minutes after it is turned off the compressor is not controlled by the room sensor Thermo ON When room temperature rises 2 F 4 F when se...

Page 209: ...F OFF 88 F 81 F 77 F 1134_THS_I THERMO OFF THERMO OFF LL LL LL L L SETTING TEMP SET TEMP Chart Summary and Explanations Once the compressor starts it keeps running for 5 minutes Once the compressor st...

Page 210: ...the indoor fan motor is OFF When the temperature at sensor E2 falls below 50 F the indoor fan motor stops running 2 2 Cold Draft Prevention Heating Cycle The cold draft prevention function controls in...

Page 211: ..._M_S ROOM TEMP deg SET TEMP 2 4 H M High Middle L Low Chart Explanations and notes When the fan speed changes it keeps the speed step for at least 1 minute even if the temperature changes to another s...

Page 212: ...s abnormal or has become disconnected the fan will not operate and a protective device is activated 2 Heating fan control 1 The outdoor unit fan minimum speed and maximum speed are determined accordin...

Page 213: ...a operating frequency control area and the outdoor air temperature is less than 90 F the compressor maximum operating frequency is limited according to the indoor unit fan speed 4 If the temperature i...

Page 214: ...emperature is 7 F or above and outdoor heat exchanger temperature C1 of 0 F or below is detected continuously for 20 seconds 3 Outdoor air temperature is below 7 F and outdoor heat exchanger temperatu...

Page 215: ...CT plug CN026 Automatic address setting switch S001 Snowfall sensor Cooling test Test pin CN036 Operation circuit fuse F002 LED 1 2 Serial 1 plug Terminal plug CN015 Serial 2 plug If the operation cir...

Page 216: ...of 30 systems maximum 64 units can be connected In the case of group control or central control set the sys tem address to a setting other than 0 1 or above If the number of systems is greater than 9...

Page 217: ...ring between the outdoor unit PCB and the relay is 2 m Lead wire with 2P plug special order part WIRE K CV6231612098 Relay field supply contact input specifications DC 5 V 0 5 mA Recommended relay Fuj...

Page 218: ...2 12 MEMO...

Page 219: ...3 1 3 2 Indoor Units 3 2 Outdoor Units 3 14 3 ELECTRICAL DATA 3 1 3...

Page 220: ...3 2 3 Electrical data 3 1 Indoor Units Concealed Duct Type S 26PF2U6 S 36PF2U6 3...

Page 221: ...3 3 3 Electrical data 4 Way Cassette Type S 26PU1U6 S 36PU1U6 S 42PU1U6 3...

Page 222: ...3 4 3 Electrical data 4 Way Cassette Type S 26PU1U6 S 36PU1U6 S 42PU1U6 3...

Page 223: ...3 5 3 Electrical data Wall Mounted Type S 26PK1U6 3...

Page 224: ...3 6 3 Electrical data Wall Mounted Type S 26PK1U6 3...

Page 225: ...3 7 3 Electrical data Ceiling Type S 26PT1U6 S 36PT1U6 S 42PT1U6 3...

Page 226: ...3 8 3 Electrical data Ceiling Type S 26PT1U6 S 36PT1U6 S 42PT1U6 3...

Page 227: ...3 9 3 Electrical data Low Silhouette Ducted Type S 26PF1U6 S 36PF1U6 3...

Page 228: ...3 10 3 Electrical data Low Silhouette Ducted Type S 26PF1U6 S 36PF1U6 3...

Page 229: ...HT FS RED 22 1 3 1 3 1 5 7 GRL WHT OPTION WHT 1 6 T10 YEL 1 6 PMV WHT 1 6 1 TA YEL 1 2 E1 RED 1 2 E2 BLK 1 2 1 BL GRN 2 OC BLU 1 2 EMG BRN 1 2 E3 BRN 1 3 RC BLU 1 3 DRAIN PUMP M R R R W BL BL BL BL t...

Page 230: ...3 12 3 Electrical data Wall Mounted Type S 26PK2U6 3...

Page 231: ...BOARD NOISE FILTER CIRCUIT RECTIFICATION CIRCUIT CONTROL BOARD MAIN DCM WHT AC IN BLK OP1 YEL 1 3 E L1 R W G FUSE F301 T5A L250V EXCT RED FAN DRIVE WHT 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 TP6 WHT TP3 YEL...

Page 232: ...3 14 3 Electrical data 3 2 Outdoor Units U 26PE1U6 3...

Page 233: ...3 15 3 Electrical data U 26PE1U6 3...

Page 234: ...3 16 3 Electrical data U 26PS1U6 3...

Page 235: ...3 17 3 Electrical data U 26PS1U6 3...

Page 236: ...3 18 3 Electrical data U 36PE1U6 3...

Page 237: ...3 19 3 Electrical data U 36PE1U6 3...

Page 238: ...3 20 3 Electrical data U 36PS1U6 3...

Page 239: ...3 21 3 Electrical data U 36PS1U6 3...

Page 240: ...3 22 3 Electrical data U 42PE1U6 3...

Page 241: ...3 23 3 Electrical data U 42PE1U6 3...

Page 242: ...3 24 3 Electrical data U 42PS1U6 3...

Page 243: ...3 25 3 Electrical data U 42PS1U6 3...

Page 244: ...MEMO 3 26...

Page 245: ...4 1 Meaning of Alarm Messages 4 2 4 2 Symptoms and Parts to Inspect 4 5 4 3 Details of Alarm Messages 4 8 4 4 Table of Thermistor Characteristics 4 16 4 SERVICE PROCEDURES 4 1 4...

Page 246: ...setting failed An indoor unit detected trouble in the signal from another indoor unit Communications trouble between units Setting error Mis setting Continued Error in transmitting serial communicatio...

Page 247: ...ble MDC Simultaneous operation multi control trouble Compressor current failure overload Indoor heat exchanger temperature sensor E1 Indoor heat exchanger temperature sensor E2 Indoor temperature sens...

Page 248: ...arm display below 3 H alarm 4 E alarm 5 F alarm Alternate blinking during alarms Insufficient gas indicator Refrigerant recovery mode Automatic address setting Displayed during automatic address setti...

Page 249: ...has been ON for 5 minutes Indoor heat exchanger temp drops although compressors are ON in heating mode min E1 E2 50 F Indoor heat exchanger temp rises although compressors are ON in cooling mode E2 10...

Page 250: ...B position detection circuit trouble Inverter stops after alarm is detected Position detection circuit is activated even when the compressor 3P connector is disconnected and the compressor operated Re...

Page 251: ...y No of units Automatic recovery Automatic recovery 1 Check inter unit control wiring 2 Check outdoor unit Outdoor unit sending failure to indoor unit l o r t n o c t i n u r e t n i k c e h C 1 e r u...

Page 252: ...wiring OK Check and correct wiring Are wiring and connector connections OK Check and correct wiring Is compressor OK Ground fault Replace compressor Coil resistor short circuit Coil open circuit Is th...

Page 253: ...wiring connector connections and reactor connections OK Correct Has filter PCB RY001 or RY002 relay activated Has filter PCB AC fuse blown Replace filter PCB Disconnect U V W output terminal on HIC P...

Page 254: ...or more 300 k or more 300 k or more 300 k or more 200 k or more 200 k or more 200 k or more No Yes Replace outdoor unit control PCB 3 Alarm E31 communications trouble within unit IGBT short circuit pr...

Page 255: ...hite black 30 40 3 Black red 30 40 Disconnect connector CN004 and measure on the plug side Motor position detection circuit resis tance is OK if it is as shown below Disconnect connector CN003 and mea...

Page 256: ...F04 F06 F07 F08 F12 Are connectors CN020 021 022 023 and 024 TD TO C1 C2 and TS sensors connected correctly to the outdoor unit control PCB Correct the connector connections Are the TD TO C1 C2 and TS...

Page 257: ...item code to the address of the sensor to monitor For the relationships between the sensor addresses and sensor types refer to the table of temperature sensors and addresses on the next page 4 If grou...

Page 258: ...Then press the button Display sensor information of the unit Refer the information by pressing the or button Fig 2 CZ RTC3 CZ RTC5 Maintenance func 1 Outdoor unit error data 2 Service contact 3 RC se...

Page 259: ...Unit No X X main unit No item code XX sensor address and service monitor 00XX sensor tem perature appear on the remote controller LCD See figure 3 Press the temperature setting and buttons and change...

Page 260: ...TS Thermistor Check results Normal Abnormal LED 1 and 2 OFF LED 1 lit LED 1 lit LED 1 lit LED 2 lit 2 4 way valve turns ON for 1 second 3 Forced cooling or heating operation 4 4 Table of Thermistor C...

Page 261: ...Alarm History Display of Outdoor Unit Alarm History 5 6 Setting Modes Setting the Outdoor Unit EEPROM 5 OUTDOOR UNIT MAINTENANCE REMOTE CONTROL 5 7 Overview In the case of CZ RTC4 5 8 Functions 5 9 No...

Page 262: ...82 The special service checker wiring is required in order to connect the outdoor unit maintenance remote control ler to the outdoor unit PCB Even when the outdoor unit maintenance remote controller i...

Page 263: ...overall system status for that refrigerant system All units start stop Fig 1 Operation The button can be used to start and stop all the indoor units The LED turns ON when 1 or more indoor units is op...

Page 264: ...gerant system No of connected units 1 06 Unit Nos of connected outdoor units in that refrigerant system 2 07 Operating status of outdoor units in that refrigerant system blinks when alarms occur 2 08...

Page 265: ...allowing unit Nos up to 80 to be displayed Sample displays of the unit Nos of connected indoor units The colon display changes automatically every 10 seconds The display does not change if higher uni...

Page 266: ...ns to select the item code of the temperature to monitor The selected indoor unit No and the temperature data are displayed 4 To end monitoring press the button The display returns to the normal displ...

Page 267: ...08 01 indicates the most recent alarm The alarm history is indicated by the alarm code If there have been no alarm codes is displayed 4 To clear the alarm history press the button The outdoor unit ala...

Page 268: ...it is running or stopped 2 During cooling only 4 hours stopped 20 minutes operating regardless of whether the unit is running or stopped 3 At all times 4 hours stopped 20 minutes operating 4 At all ti...

Page 269: ...s displayed blinking The display shows the set outdoor unit address System XX YY System XX System address YY Address at outdoor unit sub bus item code number DN value in the table below and the settin...

Page 270: ...m schedule 83 Control system schedule 84 3 phase or single phase 0 3 phase 1 single phase 85 Power frequency Do not set 86 Control system schedule List of Item Codes Figures represent the capacity dat...

Page 271: ...or unit maintenance remote controller does not function as an ordinary remote controller It is therefore only used for test runs and during servicing l The special service checker wiring is required i...

Page 272: ...splay No of indoor outdoor units Unit Nos of connected indoor outdoor units Indoor outdoor unit operating status blinks when an alarm occurs Indoor unit thermostat ON Display of individual outdoor uni...

Page 273: ...BLU Outdoor unit PCB Terminal board l If the communications line in the inter unit control wiring is connected it can be left as is l In case of an independent outdoor unit 1 maintenance remote contr...

Page 274: ...g operation The display indicates the operating mode of the indoor unit with the lowest unit No l All units test run Fig 4 Operation The Check button can be used to start and stop a test run for all i...

Page 275: ...refrigerant system blinks when alarms occur 2 04 Unit Nos of indoor units in that refrigerant system where the thermostats are ON 2 05 No of outdoor units connected in that refrigerant system No of c...

Page 276: ...lected XX Outdoor system address on main bus line 1 30 YY Outdoor unit sub bus address 1 4 1 appears when there is only 1 outdoor unit Locations where and are displayed as shown in Fig 6 01 No of conn...

Page 277: ...ss the Flap button n The total compressor operating time is displayed in 1 hour units using 8 digits When the first 4 digits are displayed the top dot of the colon is illuminated Figure A When the las...

Page 278: ...erature monitoring is illuminates The display and operations are the same as for monitor mode using the indoor unit remote controller Press the button and select the indoor unit to monitor Press the t...

Page 279: ...at exchanger temp E1 04 Indoor unit heat exchanger temp E2 05 06 Indoor unit discharge temp 07 08 09 Outdoor unit data 0A Discharge temp TD 0b 0C 0d Intake temp TS 0E Outdoor unit heat exchanger temp...

Page 280: ...r the UNIT No display shows the outdoor unit address Press the button and select the outdoor unit for which to monitor the alarm history Press the temperature setting and buttons and select the item c...

Page 281: ...s the button At this time display stops blinking and remains lit During this mode is displayed blinking The outdoor unit address display section displays ALL the item code and number DN value in the t...

Page 282: ...it is running or stopped 2 During cooling only 4 hours stopped 20 minutes operating regardless of whether the unit is running or stopped 3 At all times 4 hours stopped 20 minutes operating 4 At all ti...

Page 283: ...Do not set 82 Control system schedule 83 Control system schedule 84 3 phase or single phase 0 3 phase 1 single phase 85 Power frequency Do not set 86 Control system schedule List of Item Codes contin...

Page 284: ...5 24 MEMO...

Page 285: ...4 Items to Check Before theTest Run 6 5 Test Run Using the Remote Controller 6 6 Precautions 6 7 Table of Self Diagnostic Functions and Corrections Type F2 U2 T2 K2 U1 K1 T1 and F1 6 8 Examples of Wi...

Page 286: ...bottom of the compressor should be warm to the touch and the crankcase heater around the feet of the com pressor should be hot to the touch Fig 6 1 6 Both the gas and liquid tube service valves are op...

Page 287: ...t run manual describes primarily the procedure when using the wired remote controller 6 3 Test Run Procedure Recheck the items see 6 4 to check before the test run Turn ON the indoor and outdoor power...

Page 288: ...ssible a code appears on the remote controller LCD display After the test run is completed press the For the test run of an inverter outdoor unit operate the compressors for a minimum of 10 minutes Wh...

Page 289: ...ible an error code is displayed on the remote controller LCD display 3 4 1 2 6 6 Precautions Request that the customer be present when the test run is performed At this time explain the operation manu...

Page 290: ...n the 3 phase power at one of the outdoor units in the group Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at...

Page 291: ...the wires Miswiring will damage the units 1 2 1 2 0 L2 U1 RC U2 L1 U2 U1 G 1 2 System address rotary switch Set to 0 at the time of shipment Outdoor unit Indoor unit Wired remote controller WHT BLK Op...

Page 292: ...ore turning on the remote power switch Refer to Setting the system addresses on next page Set using the system address rotary switch on the outdoor unit control PCB Wiring procedure 1 Connect the remo...

Page 293: ...remote controller display Item code AA appears All systems automatic address setting Automatic address setting is performed in sequence for all outdoor units from No 1 to No 30 When automatic address...

Page 294: ...e no O D unit no Sel Next 20 30 THU 1 A1 CZ RTC3 CZ RTC5 START 20 30 THU Maintenance func 10 Set elec consumption 12 Check touch key Sel Page Confirm 20 30 THU 11 Set touch key 9 Auto address button P...

Page 295: ...n is operating and indicate address on the indoor unit Press the button again to return to the normal remote controller mode For details refer to the separate handbook Main sub remote controller contr...

Page 296: ...tton RC setting mode Code no Set data Sel Next 20 30 THU 0001 01 Press the remote controller button and button at the same time Press and hold for 4 seconds or longer Select the CODE No by pressing th...

Page 297: ...201510...

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