Service and Parts Manual

Transcription

1 Service and Parts Manual Models Indoor Units Outdoor Units MWYH MRYH MWYH MRYH

2 CUSTOMER SATISFACTION and QUALITY ASSURANCE Friedrich is a conscientious manufacturer, concerned about customer satisfaction, product quality, and controlling warranty costs. As an Authorized Service Provider you play a vital role in these areas. y adhering to the policies and procedures you provide us with vital information on each warranty repair you complete. This information is used to identify product failure trends, initiate corrective action, and improve product quality, thereby further reducing warranty expenses while increasing customer satisfaction levels. FRIEDRICH AUTHORIZED PARTS DEPOTS AAA Refrigeration Service th Street, Suite Kenner, Louisiana Alamo Service Company 0 North Flores Street San Antonio, Texas The Gabbert Company Ardmore Houston, Texas Johnstone Supply of Woodside -0 rooklyn Queens Expway Woodside, New York Reeve Air Conditioning, Inc. 0 South Park Road Hallandale, Florida TECHNICAL SUPPORT CONTACT INFORMATION FRIEDRICH AIR CONDITIONING CO. 000 Reunion Place, Ste. 00, San Antonio, TX (0) x FAX (0) tac@friedrich.com Printed in the U.S.A.

3 SPECIFICATIONS ELECTRICAL DATA TYPE Cool & heat inverter INDOOR UNIT OUTDOOR UNIT MWYH MRYH MWYH MRYH COOLING CAPACITY,000 TU/h. kw,000 TU/h.0 kw HEATING CAPACITY,00 TU/h.0 kw,00 TU/h.0 kw POWER SOURCE 0 V / 0 V 0 V / 0 V FREQUENCY 0 Hz 0 Hz RUNNING CURRENT Cooling. A.9 A Heating.0 A 0. A INPUT WATTS Cooling. kw. kw Heating.0 kw. kw E.E.R. Cooling.0 TU/kW. kw/kw. TU/kW.9 kw/kw COP Heating.0 TU/kW.0 kw/kw. TU/kW.0 kw/kw MOISTURE REMOVAL.9 Pt/h. L/hr. Pt/h.0 L/hr AIR CIRCULATION HIGH cfm 90 m/hr 9 cfm,0 m/hr MAXIMUM CURRENT. A. A FAN MOTOR POWER SOURCE High speed Middle speed INDOOR UNIT Low speed Quiet Cool OUTDOOR UNIT Heat NOISE LEVEL INDOOR UNIT OUTDOOR UNIT 0 V,0 r.p.m.,00 r.p.m. 900 r.p.m. 0 r.p.m. 0 r.p.m. 0 r.p.m. Cool d / Heat d Cool d / Heat 0 d 0 V,0 r.p.m.,0 r.p.m.,00 r.p.m. 900 r.p.m. 00 r.p.m. 0 r.p.m. Cool 9 d / Heat 9 d Cool d / Heat d COMPRESSOR AND REFRIGERANT TYPE Hermetic type, pole, DC inverter motor, Rotary DISCRIMINATION N-TF0NDA WEIGHT WITH OIL. lb. kg PRECHARGED REFRIGERANT lb 0 oz,00 g REFRIGERANT TYPE R0A Pipe length ft 0 m lb 0 oz,00 g FULL CHARGE ft 0 m lb oz,00 g ADDITIONAL CHARGE 0. oz/ft 0 g/m DIMENSIONS INDOOR UNIT H x W x D -/ x 9-/ x 9 inch 0 x 99 x mm OUTDOOR UNIT H x W x D -/ x -/ x inch 0 x 900 x 0 mm WEIGHT INDOOR UNIT Shipping / Net 0 lbs / lbs kg / kg OUTDOOR UNIT Shipping / Net 0 lbs / lbs kg / kg

4 DIMENSIONS INDOOR UNIT Unit : inch (mm) -/" (0) 9-/" (99) 9" () Drain pipe diameter Inside : / inch ( mm) Outside : -/ inch ( mm) Liquid pipe diameter : / inch (9. mm) Gas pipe diameter : / inch (. mm)

5 OUTDOOR UNIT Unit : inch (mm) -/" (900) "() -/" () " (0) /" () -/" (0) -/" (0) /" () /" (9) -/" (00) Air Flow -/" (0) -/" (0) -/" (99) -/" (9) -/" () -/" (0)

6 REFRIGERANT SYSTEM DIAGRAM Muffler -Way valve (Large) Heat exchanger ( INDOOR ) -Way valve (Small) Compressor Pressure switch Strainer Sub-accumulator -Way valve Heat exchanger ( OUTDOOR ) Expansion valve Strainer Cooling flow Heating flow Refrigerant pipe diameter Liquid : /" (9. mm) Gas : /" (. mm)

7 VIOLET THERMISTOR ( COMPRESSOR TEMP. ) ROWN ROWN LUE LUE THERMISTOR ( PIPE TEMP. ) THERMISTOR ( DISCHARGE TEMP. ) ROWN ROWN LUE ROWN ROWN GREEN ROWN GRAY LUE CN ROWN CN CN0 CN90 CN CN CN CN CN00 CN00 CN00 TM00 TM0 W W W9 W0 W9 CIRCUIT DIAGRAM MWYH / MRYH INDOOR UNIT OUTDOOR UNIT TEST CN CN CN0 CN00 CN00 CN0 CN0 W0 TRANSISTOR PC ASSY TM0 TM0 W W W0 CAPACITOR PC ASSY ( I P M ) A C T P M W W W W N P -I N I N L L TM0 TM0 CHOKE COIL W9 CN00 W W W W W W TM0 W TM0 V TM0 U S CM R T COMPRESSOR INVERTER PC ASSY ( MAIN PC ) HIGH PRESSURE SWITCH THERMISTOR ( OUTDOOR TEMP. ) WV PMV FM -WAY VALVE EXPANSION VALVE FAN MOTOR POWER SUPPLY PC ASSY TERMINAL OARD G LL G POWER SOURCE CN CN CN CN CN CN CN CN CN0 CN CN0 EX OUT ( OPTION ) EX IN ( OPTION ) THERMISTOR ( PIPE TEMP. ) LUE LUE PINK LUE PINK LUE PINK FM FAN MOTOR M STEP MOTOR ( DIFFUSER ) M STEP MOTOR ( UP / DOWN ) CONTROLLER PC ASSY ( MAIN PC ) THERMISTOR ( ROOM TEMP. ) WI REMOTE CONTROL ( OPTION ) INDICATOR PC ASSY M STEP MOTOR ( RIGHT / LEFT ) TM TM TM W GREEN THERMAL FUSE 0 TERMINAL OARD G

8 INDOOR UNIT OUTDOOR UNIT TEST CN TERMINAL OARD G LL G POWER SOURCE CN CN CN CN CN CN CN CN CN0 CN CN0 EX OUT ( OPTION ) EX IN ( OPTION ) THERMISTOR ( PIPE TEMP. ) THERMISTOR ( ROOM TEMP. ) WI REMOTE CONTROL UNIT ( OPTION ) INDICATOR PC ASSY LUE LUE PINK LUE PINK LUE PINK FM FAN MOTOR M STEP MOTOR ( DIFFUSER ) M STEP MOTOR ( UP / DOWN ) CONTROLLER PC ASSY ( MAIN PC ) M STEP MOTOR ( RIGHT / LEFT ) VIOLET THERMAL FUSE 0 TERMINAL OARD TM TM TM W G GREEN THERMISTOR ( COMPRESSOR TEMP. ) ROWN ROWN LUE LUE THERMISTOR ( PIPE TEMP. ) THERMISTOR ( DISCHARGE TEMP. ) ROWN ROWN LUE ROWN ROWN GREEN ROWN GRAY LUE CN ROWN CN CN0 CN90 CN CN CN CN CN00 CN00 CN00 TM00 TM0 W W W9 W0 W9 MWYH / MRYH CN CN0 CN00 CN00 CN0 CN0 W0 TRANSISTOR PC ASSY TM0 TM0 W W W0 CAPACITOR PC ASSY ( I P M ) A C T P M W W W W N P -I N I N L L TM0 TM0 W9 CN00 W W W W W W W W TM0 W TM0 V TM0 U S R CM COMPRESSOR T CHOKE COIL POSISTOR INVERTER PC ASSY ( MAIN PC ) HIGH PRESSURE SWITCH THERMISTOR ( OUTDOOR TEMP. ) WV PMV FM -WAY VALVE EXPANSION VALVE FAN MOTOR POWER SUPPLY PC ASSY

9 INDOOR PC CIRCUIT DIAGRAM CONTROL UNIT MWYH : EZ-0090HHSE MWYH : EZ-0090KHSE TERMINAL OARD N THERMAL FUSE 0 L OUTDOOR UNIT SERIAL EARTH EARTH TERMINAL W GREEN TM 00 TM 00 TM 00 INDICATOR PC ASSEMLY K0CY-090HSE-D0 CONTROLLER PC ASSEMLY MWYH : K0CX-090HSE-C MWYH : K0CX-090HSE-C WI REMOTE CONTROL UNIT CN- CN- CN- LOUVER ( RIGHT / LEFT ) M CN- CN- CN- CN- CN- PINK LUE CN SJH0-0WS CN 0-PASK CN- CN- CN- CN- CN- CN- CN- CN0 J0-0HG LOUVER ( UP / DOWN ) M CN- CN- CN- CN- CN- PINK LUE CN SJH0-0WS CN -XH-AM CN -XH-AM EX IN LOUVER ( DIFFUSER ) CN 0-PASK EX OUT M CN- CN- CN- CN- CN- PINK LUE CN JC-0HG CN- CN- XARR-0VF XAP-0V- PIPE THERMISTOR CN P-SAN FAN MOTOR F. M. CN0- CN0- CN0- CN0- CN0- LUE CN0 0-XARK CN P-SHF-AA CN- CN- CN- CN- CN- CN- CN- TEST ROOM THERMISTOR

10 K- TM TM C9 0/ V F FSL.A 0V I C- I C-0 ( EM ) FH FH TP00- x C 0. VA 0V <TNR> JM V C 0. <LE>-M I C A0T I O C 0. C 0.0 C 0.0 C 0/ V C 0/ V V W L SSV-R000 C0 0. C 0. TH D-0-LCS C 0. D GSI0L C 0. C 00/ 0V 0V D UDG-T R 00k <RS-W> I C TOPYN R k </0W> C 0.0 <ECQE> R </W> R k </0W> C / V C9 0. <> 0V C pf/ kv SL D SS Q SA0AK <Q> R 0 </0W> D9 DFL0U C / V D DFL0U T MY0 C D DFL0U D0 DFL0U R.k </0W> R 0 </0W> C 000/ V I C- uln00adr C 0. R.k </0W> REF I C9 TLI LPRE V R 00k </0W> % R k </0W> % C9 00/ 0V 0V C 0. R9, R - R 0k </0W> x JM9 0R0 R.0k <RS-W> V I C0 M I C 0/ V V C 0. I C- TM C0 0.0 <> C 000p <R> R0.0k </0W> I C G K - L V 0 E 0 R0.0k V VA I C-0 </W> 0V <TNR> C0 R V 0.0 <LE> 90 R0 I C- </0W> 0k </0W> D R0 DAN0K 90 Q0 Q </0W> RTNM RTNM C 0.0 <> V R0 0k </0W> CN 0-0- C 0. CN 0 / 0 JC / XARR 00 L=0 V L Lm <D0> R 0k </0W> % L Lm <D0> CN 0-XASK--A V C 0. D DF0 V JP 0R0 R 0k </0W> R 9.9k </0W> % D DANU V R.0k </0W> R.0k </0W> V R 0k </0W> C 0. C 0. V R.k </0W> % R k </0W> % R0.0k </0W> I C- A09F I C- A09F R 90 </W> % C V 0. R0 0k </0W> C 0. I C- uln00adr V V I C R9 0k </0W> V I C R9LRF-WE VCC CS DO SK NC D I GND NC Q RTNM C0 000p <R> V R 0 </0W> R 0k </0W> R 0R0 C 0k </0W> R, R0, R, R9 0 </0W> x R </0W> V I C0 V R PSL-.0k -V-F ( L ) </W> % R 0k </0W> R.0k </0W> V R 0 </W> % I C PSL- -V-F ( L ) X.MHz <CSTLS> C 00/ V V R.k </0W> R0 0k </0W> I C upd0 C 000p <R> C 0. <XR> V R.k </W> V C0 00/ V 0V V V CN 0-PASK- C 0.0 <> CN0 ( - ) -XARK--A SW KSMCP I C- V R 0k </0W> I C- uln00adr R.0k </0W> C 0.0 <> R9, R9 - R99 0K </0W> x R90 - R9 0 </0W> x I C-0 V I C- I C- 0 C 0.0 <> 0 I C- uln00adr CN P-SHF-AA R.0k </0W> K0 GN-A V V L 0R0 V I C- uln00adr 0 V V V I C I C I C C 0.0 <> Z PKMEPYH-000-A0 CN -XH-A CN 0-PASK- CN SJH0-0WS R09 0k </0W> CN SJH0-0WS V G - - D F S C L X 9 C A A G O R9.k </0W> POWER SOURCE T- I C PSL- -V-F ( L ) T- I C- I C- I C- I C- I C- JM JM JM JM JM0 AUTO RESTART / PULAG ON ROOM TEMPERARURE CORRECTION - ROOM TEMPERARURE CORRECTION - REMOTE CONTROL SWITCH - REMOTE CONTROL SWITCH - I C- I C- I C- THERMISTOR ( ROOM TEMP. ) THERMISTOR ( PIPE TEMP. ) TO WI REMOTE CONTROL UNIT JP SWITCH INDOOR UNIT CONTROLLER PC ASSEMLY MWYH : K0CX-090HSE-C MWYH : K0CX-090HSE-C I C-9 I C- I C- I C- I C-9 I C- I C- I C- R 0k </0W> R0 0k </0W> CS V I C- I C- I C- I C- I C- I C- I C- I C- I C-9 I C- I C- I C- I C- I C-0 I C P00 P0 P0 P0 P0 P0 P0 P0 P P P P P P P P0 P P P P P P P P0 P P P P0 P P P P P P P P AVREF RST I C X REGC X XT VDD EVDD P0 P P P P P P P P0 P P P P P P P P0 P P P P P P P P0 P0 P0 P P P P GND AGND XT EGND I C- I C- I C-9 I C- I C- I C- I C- CS R 0R0 C9, C - C9 0. x MANUAL AUTO SWITCH I C- - I C- uln00adr x I C- - I C- uln00adr x I C- - I C- uln00adr x I C-, I C- - I C- uln00adr x TEST R0 0k </0W> V LOUVER ( DIFFUSER ) LOUVER ( UP / DOWN ) L 0R0 R0 CN 0 -XH-AM I C </0W> PSL- -V-F ( L ) E. I.. I N E. I.. OUT LOUVER ( RIGHT / LEFT ) A A A 9 A 9

11 INDOOR UNIT INDICATOR PC ASSEMLY K0CY-090HSE-D0 V D0 SLR-MC GREEN V CN0 0 J0 / PAP 0 L=0 D0 SLR-DC GREEN D0 SLR-MC C0 0. V I C0 GPUMRKVF VCC OUT GND R0 </W> C0 / 0V 0

12 POWER SOURCE I NDOOR UNIT OUTDOOR PC CIRCUIT DIAGRAM N EMI FILTER ZCAT-0 T UL0 AWG UL0 AWG UL AWG0 UL0 AWG0 UL0 AWG0 UL0 AWG EMI FILTER ZCAT-00 T W W W W W9 INVERTER ASSEMLY MRYH : EZ-009SHUE MRYH : EZ-009THUE UL0 AWG UL0 AWG ROWN EMI FILTER ZCAT-0 T W F00 FCT 0 ( EM ) UL AWG ( 0V A ) GREEN W P. T. C. THERMISTOR (POSISTOR ) CT I N / OUT EARTH W9 W0 W9 W CN00 W W CHOKE COIL L=0.mH 0A UL AWG0 ZPR0YCE00A00 UL AWG0 EMI FILTER ZCAT-0 T UL AWG L L UL AWG TM0 TM00 P CN0 CN ( G I C.9-P ) ( G I C.-P ) N VAC I N POWER RELAY CONTROL EMI FILTER ZCAT-00 T W SERIAL EXPANSION VALVE M -WAY VALVE ROWN LUE CN00 -XARK--A CN00 0- ( G I C.9-P ) EMI FILTER ZCAT-00 T CN ( G I C.0-P ) ACTPM CONTROL PRESSURE SWITCH CN90 -- ( G I C.-P ) THERMISTOR ( COMP. TEMP. ) ROWN ROWN THERMISTOR ( OUTDOOR TEMP. ) LUE LUE THERMISTOR ( DISCHARGE TEMP. ) ROWN ROWN THERMISTOR ( PIPE TEMP. ) CN -90- ( G I C.0-P ) LUE CN 90- ( G I C.0-P ) CN -90- ( G I C.0-P ) CN -90- ( G I C.0-P ) UL0 AWG UL0 AWG VIOLET UL0 AWG UL0 AWG UL0 AWG W W UL0 AWG W W LUE UL0 UL0 AWG0 AWG0 CN00-0- ( G I C.9-P ) VDC I N TM0 TM0 D00 DX0 W W TM0 TM0 TM0 TM0 TM0 I. P. M. CONTROL REVERSE CURRENT W0 CN0 CN W0 ( G I C.0-9P ) ( G I C.0-P ) 9 9 CN0 CN ( G I C.0-9P ) ( G I C.0-P ) I. P. M. CONTROL REVERSE CURRENT EMI FILTER ZCAT-0 T UL AWG x C. M. COMPRESSOR L - - UL00 AWG UL00 AWG UL00 AWG UL00 AWG ROWN UL AWG0 UL AWG0 UL AWG UL AWG0 GRAY UL0 AWG UL0 AWG UL00 AWG UL00 AWG UL00 AWG UL00 AWG UL00 AWG UL00 AWG UL00 AWG UL00 AWG UL00 AWG UL00 AWG UL00 AWG UL00 AWG UL00 AWG UL00 AWG POWER SUPPLY PC ASSEMLY MRYH : K09DH-090HUE-FL0 MRYH : K09DH-0900HUE-FL0 F0 FCT 0 ( EM ) ( 0V A ) MRYH ONLY I C0 PM0SG ( A C T P M ) DC FAN MOTOR F. M. ROWN CN00 ( -. ) -XASK--A INVERTER PC ASSEMLY ( MAIN PC ) MRYH : K0S-090EHUE-C MRYH : K0S-090FHUE-C CAPACITOR PC ASSEMLY MRYH : K0F-090HUE-P0 MRYH : K0F-090HUE-P0 EMI FILTER MRYH ZCAT-00 ONLY T TRANSISTOR PC ASSEMLY ( I. P. M. ) MRYH : K0T-090HUE-TR0 MRYH : K0T-090HUE-TR0

13 CN00-0- G I C.9-P DC VOLT I N R0 F0.0k R0 T.A 0V ( EM ) CT00 V </0W> k CT- % </0W> P-AN-CT TM0 C0 0 D00 0. TM00 DANU 0 R00 C00 R0.0k 0/.k </0W> V </0W> CN0 % % R R -0- H Y I C 0 W V k.0k G I C.9-P GK-0E 0 </0W> </0W> V R0 R L 0k.0k AC VOLT I N N F0 </0W> JM00 </0W> P-S I T.A 0V ( EM ) Q00 C R SCK 0.0 W.0k <Q> </0W> P-POWER SERIAL SELIAL C0 0.0 CN00 0- ( G I C.9-P ) K00 GN-A CR00 DCV RE0 JM0 JM0 0./0 V P-FAN-I N P-DG- P-FANPWM P-PFC-C or P_SW_PRS POWER RELAY CONTROL DC FAN MOTOR CN - ( G I C.-P ) CN0 ( -. ) -XASK--A V D0 HZP C0 0. R0 k </0W> JM0 V V L00 C00./ 0V R00 k </0W> D00 DANU JM0 V V R0 0k </0W> Q0 DTAEUA R0.0k </0W> Q00 DTCEUA C0 0.0 <> V C 0. V D SLR-VRTE <> R.k </0W> C C C C C C 0 C 9 COM I C uln00adr P-FANPWM P-FAN-I N P-SO P-PR P-LED P-V-DC P-V-AC P-DG- P-AN-CT P-PFCPWM or P_NC_ TTXD V TAUX R 0k </0W> P-POS P-V-AC P-V-DC P-LED P-PR P-SO P-TTR I P-FO ELECTRIC EXPANSION VALVE CN00 0-XARK--A CN90 -- ( G I C.-P ) PRESSUER SWITCH CN -90- ( G I C.0-P ) THERMISTPR ( PIPE TEMP. ) V L0 L0Rn V R9.k </0W> L90 L0Rn V C90 0. I C00 TD0 O I O I O I O I GND COM GND COM GND NC GND NC R90.0k </0W> 0 R0 R0 R00 R0 V.k </0W> x C00 0. C9 0.0 P-EPV-D P-EPV-C P-EPV-A P-EPV- C9 0R0 P-PFC-C or P_SW_PRS P-EP-CS P-EPV- P-EPV-D P-EPV-C P-AN-DC P-AN-AC or P_AN_CP P-AN-TE P-AN-TA P-AN-TD CN -90- ( G I C.0-P ) THERMISTPR ( DISCHARGE TEMP. ) CN 90- ( G I C.0-P ) THERMISTPR ( OUTDOOR TEMP. ) CN G I C.0-P LUE THERMISTPR ( COMPRESSOR TEMP. ) P-AN-TE R.k R C </0W> 0k 0. % </0W> P-AN-TD R k R0 C </0W> 0k 0. </0W> P-AN-TA R.k R C </0W> 0k 0. % </0W> C0 P-AN-AC or P_AN_CP 0. R R9 C k 0k 0. </0W> </0W> C / 0V R900 0k </0W> JM00 V R C 0k 00p V <W> <E> R 0k D </W> SS % D UDZS. R9 R - R 0R0 0k </W> % x R D 0R0 UF00 D SS R I C TOPPN </0W> C 0. C / V I C M90PFM P VCC P AVCC P P00 P P0 P0 P 0 9 P P P P 0 P0 P MD P 9 P AVR P P P0 P P0 P0 0 9 P0 P 0 P0 P P0 P P0 P C 0. P0 P P0 P0 P P MD0 P MD 0 P P 0 P P P P P P P P P RSTX 9 P P P AGND X0 GND X GND 9 X.00MHz <FCR> D SS D9 DFL0U T RPZ-F 0 C9 0/ 0V D D D9 D0 SS C9 0. DFL0U x V I C V C0 0/0V C V D 0/V SS R 0k V </0W> C 00/ C V C C C I C C 00/ 0/ 0. 00/ 0 0. V V V -V P-TTR I P-FO C, C 0. x V C 0/ V P-AN-DC TAUX V R 0k V </0W> TEST P-POS JM R P-EP-SK 0k </0W> P-POWER V R 0k </0W> SERVICE JUMPER V JM P-EP-D I R P-EPV-A 0k </0W> P-U P-U P-V P-X P-W P-V P-X P-Y P-Y P-W P-Z P-Z W V R 0k SW </0W> V R90, R90, R90 R 0k </0W> x.0k </0W> JM0 P-PFCEN or P_AFS MANUAL AUTO SWITCH TMODE P-EP-CS P-EP-SK P-EP-D I JM0 JM0 TCK TRXD V P-PFCEN or P_AFS C R R0 C 0..0k 00k 0. </0W> </0W> VDD NC OUT GND I C0 UF P-S I TRES TAUX TTXD TRXD TMODE TAUX TCK OUTDOOR UNIT INVERTER PC ASSEMLY ( MAIN PC ) MRYH : K0S-090EHUE-C MRYH : K0S-090FHUE-C CN 90- V ( G I C.0-P ) C R 000p.0k <> </0W> R0 0k </0W> V D0 DANU REVERSE CURRENT C0 R 0..0k V </0W> R.0k </0W> C R 0p.k <> </0W> V C 0. -V R 0k </0W> V I C0 S-9CD0I V CS VCC SK DO C0 D I TEST 0. NC GND R0 0k V </0W> Q00 V DTAEUA D HZP Q0 R0 DTCEUA k </0W> C0 000p <> A A R0, R0 0 </0W> % x C R9 k R9 R9 </0W> 0k.0k V </0W> </0W> R9, R9, R90 0k </0W> x R9.0k </0W> CN ( G I C.0-9P ) V -V UP VP WP I P M CONTROL UN VN WN CN00 G I C.0-P ACTPM CONTROL 9 E 9 C M S S C S S D U X V Y Z 9 I G I O G O A A A 9

14 POWER-G V CN V UP VP WP UN VN WN 9 C0 0. P N V C0 / V I P M-G -V TM0 TM0 ROWN - D00 LLX0 CN0 90- W0 TM0 TM0 LUE POWER-G W0 L0 R 0k </W> % I C0- A90F-E C00 0. V D0, D DANUx C 0p <> I P M-GND C C0 0/ V C 0. 0p <> R0.k </0W> % R0.k </0W> % R0 0k </W> % R9 0k </W> % R k </0W> % R0 9k </0W> % I P M-GND R.k </0W> % R </0W> % C 0. <XR> W W I C0- A90F-E - R0 </W> 0. x / V x C C D0 - D0 USJ x R R R R9 R0 R C 0 </0W> x I PM-G R 0R0 C0 0R0 I P M-GND POWER-GND C0 C0 C0 0. x C C C C 0. UP VP VUF VUFS VP VP VVF VVFS WP VP VNO VWF VWFS NC C0 00/ V VN VNC C I N CFO FO UN VN WN P U V W NU NV NW I PM-G I C0 MRYH : PS MRYH : PS C - C 000p <> x OUTDOOR UNIT TRANSISTOR PC ASSEMLY ( I P M PC ) MRYH : K0T-090HUE-TR0 MRYH : K0T-090HUE-TR0 R, R, R0 0.0 <W> x V D0 ZP0-TP L00 L0Rn R 0 </0W> R0 0R0 C0 00p <> TM0 U C 0.0 I PM-G TM0 V TM0 W R R R R R R R R R0 0k </W> % x 0k </W> % x -

15 L POWER SOURCE N L TO I NDOOR UNIT N EARTH AC VOLT OUT OUTDOOR UNIT MRYH POWER SUPPLY PC ASSEMLY K09DH-090HUE-FL0 W VA00, VA0 0V <TNR> x C0, C0 0.0 <YE> x C0, C0 0.0 <YE> x W SA00 RA-0M C00. <LE> L00 RCH-0PF0 W F00.00A 0V F0.00A 0V W W GREEN W9 W0 C0. <LE> W9 CT OUT W GRAY L0 RCH-0PF0 C0. <LE> PTC THERMISTOR R0 ZPR0RCH00 V K0 GA-A or DWD L0 N0000KDC-0N C0. <LE> V W W9 ROWN CN00 0- POWER RELAY CONTROL

16 L POWER SOURCE N L TO I NDOOR UNIT N EARTH AC VOLT OUT OUTDOOR UNIT MRYH POWER SUPPLY PC ASSEMLY K09DH-0900HUE-FL0 W VA00, VA0 0V <TNR> x C0, C0 0.0 <YE> x C0, C0 0.0 <YE> x W SA00 RA-0M C00. <LE> L00 RCH-0PF0 W F00.00A 0V F0.00A 0V W W GREEN W9 W0 C0. <LE> W9 CT OUT W GRAY L0 RCH-0PF0 C0. <LE> V K0 GA-A or DWD L0 N0000KDC-0N C0. <LE> V W W PTC OUT W W9 ROWN CN00 0- POWER RELAY CONTROL

17 OUTDOOR UNIT MRYH CAPACITOR PC ASSEMLY K0F-090HUE-P0 W P W C0 0/ 0V C0 0/ 0V W VIOLET N W LUE POWER_G MRYH CAPACITOR PC ASSEMLY K0F-090HUE-P0 W P W C00 - C0 0/ 0V x W VIOLET N W LUE POWER_G

18 ERROR DETECTION Error Operation LED Display Timer LED flash flash Error Serial signal (reverse) error, at operation start up Serial signal (reverse) error, during oeration Serial signal error Normal flash Serial signal (forward) error, at operation start up flash Serial signal (forward) error, during operation flash Wired remote controller error Indoor unit thermistor error flash flash flash Indoor temperature thermistor open / short Heat exchanger middle thermistor open / short flash Discharge thermistor open / short Outdoor unit thermistor error flash flash flash Heat exchanger thermistor open Outdoor temperature thermistor open / short flash Compressor temperature thermistor open / short flash Forced automatic SW welded flash Main relay welded Indoor unit control error flash flash Power interruption error flash VDD permanent stop protection flash reverse VDD permanent stop protection flash Current trip error Outdoor unit control error flash flash flash CT abnormal Compressor location detection error flash Outdoor unit fan drive system abnormal Indoor fan motor error flash flash flash Abnormal lock Abnormal rotation flash Discharge Temperature abnormal Refrigerant cycle error flash flash flash flash Cooling high pressure abnormal rise Pressure switch trouble Active filter voltage trouble (second time) Optional function error Model information error flash flash flash 0. sec on/off 0. sec on/off Active filter voltage trouble (first time) PFC circuit error Model information error

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20 PARTS INDOOR UNIT Ref Descriprion Part number Front Panel Total Assy 0 Front Panel 09 Intake Grille Assy 00 Air Filter 00 Clamper Grille Remote Remote Holder 0 9

21 INDOOR UNIT 9 0 Ref Descriprion Part number Casing Assy 0 Drain Cap 009 Drain Hose Assy 00 ush 0 9 Spacer 00 0 R and L Louver 00 Ref Descriprion Part number Louver U 0 Louver Z 0 Diffuser U 0 Diffuser Z 0 Spring C 0 Piller A 0 Joint 0 -- Fan Guard 0 -- Fan Guard Holder Right Fan Guard Holder Left 090 0

22 INDOOR UNIT 9 Ref Descriprion Part number Evaporator Total Assy 0 Water Seal 0 Evaporater Holder R 0 Evaporater Holder L 0 Rear racket 0 0 Filter Guide 0 Filter Guard 0 Crossflow Fan Assy 00 9 earing C Assy Room Therimistor Holder 00

23 INDOOR UNIT 0 Ref Descriprion Part number Controller PC () 099 Controller PC () 00 Control ox 0 Control Cover 0 Motor Case 09 Terminal Earth 00 DC rushless Motor 0 Motor, Step 0 Motor, Step 0 9 Motor, Step 0 0 Terminal 0 Indicator PC Assy Pipe Thermistor 0 Controller PC includes a room thermistor. 9

24 PARTS OUTDOOR UNIT Ref. Description Part number Top Panel Sub Assy 000 Front Panel Sub Assy 099 Service Panel Sub Assy 00 Right Panel Sub Assy 090 Valve Cover Protective Net 0 -- Drain Assy Drain Cap 00

25 OUTDOOR UNIT Ref. Description Part number ase Assy 09 Separate Wall Sub Assy 09 Condenser A Assy 0 Motor racket Sub Assy 00 Fan Motor 0 Propeller Fan Assy 00 Valve Plate 09

26 OUTDOOR UNIT 0 9 Ref. Description Part number Strainer Assy 0 -Way Valve Sub Assy 0 -Way Valve Assy 0 Compressor Sub Assy 0 Accumulator 0 Accumulator Support Assy 0 -Way Valve 09 9 Solenoid 0 0 Pressure Switch 0 Expansion Valve Assy 0 Expansion Valve Coil 0 -- Muffler 09

27 OUTDOOR UNIT 9 Connector : Orange Connector : lue Connector : Green Connector : Red Ref. Description Part number PC Case Assy 0 Inverter Case 090 ACTPM 00 PTC Thermistor 0 Inverter PC Assy () 0 Inverter PC Assy () 0 Power Supply PC Assy () 0 Power Supply PC Assy (, 0) 0 Capacitor PC Assy () 0 Capacitor PC Assy (, 0) 09 0 Transistor PC Assy () 0 Transistor PC Assy (, 0) 0 9 Choke Coil 0 0 Terminal 090 Discharge Thermistor 09 Outdoor Thermistor 0 Compressor Thermistor 0 Heat Exchanger Thermistor 00

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29 FRIEDRICH AIR CONDITIONING CO. 000 Reunion Place, Ste. 00, San Antonio, TX (0) x FAX (0) tac@friedrich.com Printed in the U.S.A.