York CIDH018B21S Service Manual Download Page 88

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(Ducted High Static Type)

MAINTENANCE

4-14

SM-18001-rev.1

4.2.1.8 Removing Condensate Pan

(1) Remove the lower M4 screws securing the inlet flange.

Qty. of Screws (A): One (For (H,Y)IDH018B21S)

Three (For (H,Y)IDH024 - 030B21S)

Four (For (H,Y)IDH036, 048B21S)

Phillips Screwdriver

Tool

(2) Remove the lower M4 screws securing the lower cover at the fan side and remove the lower cover.

Qty. of Screws (B): 10 (For (H,Y)IDH018B21S)

12 (For (H,Y)IDH024 - 048B21S)

Phillips Screwdriver

Tool

M4 Screws (x (A))

Inlet Flange

M4 Screws (x (B))

Lower Cover

TURN OFF all POWER supply switches.

Summary of Contents for CIDH018B21S

Page 1: ...8B21S H Y IDH024B21S H Y IDH030B21S H Y IDH036B21S H Y IDH048B21S Ducted Medium Static Type H Y C IDM006B21S H Y C IDM008B21S H Y C IDM012B21S H Y C IDM015B21S H Y C IDM018B21S H Y C IDM024B21S H Y C...

Page 2: ......

Page 3: ...le International Organization for Standardization ISO 5149 or European Standard EN 378 No part of this manual may be reproduced in any way without the expressed written consent of Johnson Controls Inc...

Page 4: ...rchase order 3 The standard utilization for this unit is explained in these instructions Use of this equipment for purposes other than what it designed for is not recommended 4 Please contact your loc...

Page 5: ...occur in an earthquake if the unit is not installed correctly injuries may occur due to a falling unit Use appropriate Personal Protective Equipment PPE such as gloves and protective goggles and wher...

Page 6: ...unit in any location where animals and plants can come into direct contact with the outlet air stream Exposure could adversely affect the animals and plants Do not install the unit with any downward s...

Page 7: ...ses can be generated from decomposition Do not position the condensate pipe for the indoor unit near any sanitary sewers where corrosive gases may be present If you do toxic gases can seep into breath...

Page 8: ...or refrigerant oil being introduced into the cycle the sizes of the charging connections have been changed from R407C type and R22 type It is necessary to prepare the appropriate tools before performi...

Page 9: ...um of AWG18 0 82mm2 2 Conductor Stranded Copper Shielded cable must be considered for applications and routing in areas of high EMI and other sources of potentially excessive electrical noise to reduc...

Page 10: ...viii SM 18001 rev 1...

Page 11: ...CCCA01 1 3 1 4 9 Infrared IR Receiver Kit CWDIRK01 1 3 1 5 Optional Parts 1 4 1 5 1 Air Filter KW PP3Q KW PP4Q 1 4 1 5 2 Air Filter KW PP7Q KW PP8Q KW PP9Q KW PP10Q 1 4 1 5 3 Air Filter KW PP5Q KW PP6...

Page 12: ...3 1 7 Emergency Operation 3 16 3 2 Troubleshooting Procedures 3 17 3 2 1 Alarm Code Table 3 18 3 2 2 Troubleshooting Using Alarm Codes 3 19 3 2 3 Abnormalities of Devices 3 35 3 3 Procedures for Chec...

Page 13: ...e 4 23 4 2 2 5 Removing Electronic Expansion Valve Coil 4 24 4 2 2 6 Removing Float Switch 4 24 4 2 2 7 Removing Condensate Pump 4 25 4 2 2 8 Removing Condensate Pan 4 26 4 2 3 Ducted Slim Type H Y C...

Page 14: ...5 12 5 4 1 5 Remote Cooling Heating Change Input Setting Code 07 5 13 5 4 1 6 Picking Up Operation Signal 5 14 5 4 2 Function Setting 5 17 5 4 2 1 Function Selection Item 5 17 5 4 2 2 Description of F...

Page 15: ...SM 18001 rev 1 1 1 INSTALLATION 1 Installation...

Page 16: ...1 Outdoor Unit Refer to the Installation Manual for Outdoor Unit 1 2 Change Over Box Refer to the Installation Manual for Change Over Box 1 3 Indoor Unit Refer to the Installation Manual for Ducted H...

Page 17: ...CIW01 1 4 2 Simplified Wired Controller CIS01 1 4 3 Wireless Controller CIR01 1 4 4 Mini Central Controller CCM01 1 4 5 Large Central Controller CCL01 1 4 6 Computerized Central Controller Management...

Page 18: ...ormation of the above Optional Parts please refer to the Installation Manuals for each product Ducted High Static Type Model Applicable Model KW PP8Q H Y IDH018B21S KW PP3Q H Y IDH024 030B21S KW PP4Q...

Page 19: ...SM 18001 rev 1 2 1 OPERATION 2 Operation...

Page 20: ...2 2 SM 18001 rev 1 OPERATION 2 1 Indoor Unit Refer to the Operation Manual for Ducted High Static Medium Static and Slim...

Page 21: ...Control Device 2 2 1 Wired Controller CIW01 2 2 2 Simplified Wired Controller CIS01 2 2 3 Mini Central Controller CCM01 2 2 4 Large Central Controller CCL01 2 2 5 Computerized Central Controller Mana...

Page 22: ......

Page 23: ...SM 18001 rev 1 3 1 TROUBLESHOOTING 3 Troubleshooting...

Page 24: ...ing wiring connection on O U I U printed circuit boards PCBs is not loose The connection for thermistors The connection for the wired controller cable The connection for communication cabling Each con...

Page 25: ...System The electrical wiring capacity of the outdoor unit is according to the Installation and Maintenance Manual of the outdoor unit Setting DIP switches may be required depending on the combination...

Page 26: ...ded cable can be used in environments with excessive electrical noise to reduce the possibility of communication errors between system components Total cable length should not exceed 3281 ft 1000m Sel...

Page 27: ...Indoor Unit Indoor Unit Indoor Unit A B A B A B Individual Simultaneous Thermo ON OFF individually Individual Wired Controller Wired Controller Wired Controller Indoor Unit Indoor Unit A B Outdoor Un...

Page 28: ...e Service Manual for Outdoor Unit 2 Indoor Unit Ducted High Static Ducted Medium Static Ducted Slim PCB1 PCB2 TF TB2 TB1 CA NF PCB1 PCB2 TF TB2 TB1 CA NF PCB2 TB2 TB1 PCB1 TB2 H Y C IDM006 018B21S Onl...

Page 29: ...tting DSW3 Capacity Code Setting DSW5 Refrigerant Cycle No Setting DSW6 PCB1 Indoor Unit No Setting DSW3 ON 1 2 3 4 DSW4 ON 1 2 3 4 RSW2 0 9 8 7 654 3 2 1 RSW1 0 9 8 7 654 3 2 1 DSW6 ON 1 2 3 4 5 6 DS...

Page 30: ...of 64 indoor units per refrigerant system can be connected to the H LINK ll System available numbers range from 0 to 63 Therefore the applicable number for the 64th indoor unit is 0 For centralized c...

Page 31: ...1 0 8 9 2 5 6 7 3 4 1 0 8 9 2 5 6 7 1 2 3 4 5 6 ON OFF 1 2 3 4 5 6 ON OFF DSW5 Tens Digit Refrigerant Cycle Number Setting RSW2 Units Digit Setting Position Set by inserting slotted screwdriver into t...

Page 32: ...ON Avoid Press and hold Menu and ECO simultaneously for three seconds during the normal mode Normal Mode Display Check Menu Display 1 Press and hold Menu and ECO simultaneously for three seconds durin...

Page 33: ...3 Times of Abnormal Transmitting 39 q5 Motion Sensor 3 Reaction Rate 1 19 E4 Times of Inverter Tripping 40 q6 Motion Sensor 4 Reaction Rate 1 20 F1 Louver Sensor State 41 q7 Setting Temp Collected Val...

Page 34: ...arm History 01 03 Next Page Delete Rtrn Back 2008 10 28 PM02 10 01 01 22 2008 10 29 PM03 45 01 03 11 2008 11 06 AM11 37 01 02 14 2008 11 07 PM07 15 01 03 13 2008 11 07 PM11 55 01 01 29 Date Time I U E...

Page 35: ...and hold Menu and ECO simultaneously for three seconds during the normal mode Check Menu is displayed Check Menu Self Checking 02 02 I U O U PCB Check Entr Sel Rtrn Back OK 2 Select I U O U PCB Check...

Page 36: ...08 11 06 12 34 Self Checking 4 LCD Test Press OK and the screen changes as shown at the right 0 2 0 0 0 Self Checking 5 Backlight Test LCD brightness is changed gradually by pressing OK 0 3 0 0 0 Self...

Page 37: ...Date Time Test The date and time is changed from 2012 03 04 12 34 to 2008 01 01 00 00 1 0 0 0 0 2008 01 01 00 00 Self Checking 13 EEPROM Test EEPROM Clearing Cancel Press help EEPROM Clear Press OK o...

Page 38: ...ctric Cor Menu 4 Press to select letters 5 Press OK to confirm the letters Max 28 letters 6 Select Fin and press OK or simply press Menu 7 is displayed 7 Repeat 3 through 5 to register contact informa...

Page 39: ...unit X C2 Nine or more indoor units are connected to change over box X X C3 The indoor units of different systems are connected to change over box LED7 LED4 LED5 LED6 PCB of Change Over Box 1 Refrige...

Page 40: ...cting Wiring Breaking Wire Short Circuit 12 Outlet Air Thermistor 13 Freeze Protection Thermistor 14 Gas Piping Thermistor 19 Fan Motor Activation of Protection Device for Indoor Fan Fan Motor Overhea...

Page 41: ...cooling dry fan or heating operation I U PCB Indoor Unit PCB Turn OFF power supply and remove connectors CN36 and CN14 on I U PCB Then turn ON power supply Is DC12 5 13 5V applied between CN36 termin...

Page 42: ...k continuity when condensate level is low Measure resistance with a tester Measure resistance with a tester Measure voltage between CN36 terminals with a tester Check connection Check connection High...

Page 43: ...after 30 seconds from start up When fuses are blown or the circuit breakers are activated check the cause of overcurrent and take necessary action Is LED3 yellow on O U PCB ON No No Yes Yes Yes Is DS...

Page 44: ...or CN2 on I U PCB is removed Yes Yes Indoor Unit Does refrigerant system No setting between O U and I U correspond O U DSW4 and RSW1 I U DSW5 and RSW2 Is LED1 red on Change Over Box PCB ON Is LED3 gre...

Page 45: ...tween Wires Measure insulation resistance Remove cause of short circuit and replace fuse Short Circuit to Ground Disconnected Wires Contact Failure or Incorrect Connection Check continuity of wires Ch...

Page 46: ...esistance to ON when CN2 is disconnected Set the end terminal resistance to OFF when CN2 is reconnected 2 12VDC between VCC12 and GND2 5VDC between VCC05 and GND1 12VDC between VCC12 and GND1 15VDC be...

Page 47: ...a heating or cooling operation The operation automatically restarts when the malfunction is removed Cause Check Item Action Turn OFF Main Switch Event Failure of Inlet Air Thermistor Check resistance...

Page 48: ...rmistor THM2 5 Outside Air Thermistor or Remote Thermistor THM4 0 10 20 30 40 50 60 70 80 15 10 5 0 5 10 15 20 25 30 35 40 45 50 55 60 82 61 46 35 27 20 5 16 12 5 10 8 5 3 3 6 2 5 90 Thermistor Resist...

Page 49: ...on The operation automatically restarts when the malfunction is removed Yes Connect them No Refer to Alarm Code 11 for thermistor resistance Failure of I U PCB Is thermistor THM2 for outlet air temp c...

Page 50: ...on is removed Cause Check Item Action Turn OFF Main Switch Event Failure of Freeze Protection Thermistor Check resistance Replace thermistor if faulty Failure Check wiring to I U PCB Correctly connect...

Page 51: ...moved Cause Check Item Action Turn OFF Main Switch Event Failure of Thermistor for Indoor Unit Heat Exchanger Gas Pipe Temp Check resistance Replace thermistor if faulty Failure Check wiring to I U PC...

Page 52: ...ith a tester Between VCC05 and GND 5V 4 Between VCC13 and GND 13 1V 10 Normal Voltage DC280V No Failure of Fan Motor Replace Fan Motor Yes Failure of I U PCB Failure of Fan Motor Is speed pulse signal...

Page 53: ...10 Red Black W Red Black W PG GND GND PG Vsp GND GND Vsp Vcc GND GND Vcc Vm GND GND Vm CN201 PCN201 PCB2 LED1 2 PG Blue 3 Vsp Yellow 4 Vcc White 5 GND Black 8 Vdc Red Connector for Fan Motor Checking...

Page 54: ...connectable indoor unit capacity ratio of outdoor unit Cause Check Item Action Turn OFF Main Switch Event Check combination of indoor units and capacity setting of I U PCB Correctly set DIP switch DSW...

Page 55: ...of connected indoor units are displayed on the LCD The indoor unit number and the alarm code are displayed on the 7 segment display of the outdoor unit PCB Note 1 Except for some models This alarm cod...

Page 56: ...g of Unit and Refrigerant Cycle Number l The RUN indicator red flashes l The indoor unit number refrigerant cycle number address number the alarm code the model code1 the model name1 and the number of...

Page 57: ...ed Coil RUN Indicator and LCD are ON However the system does not operate ex Indoor outdoor fans or compressor does not operate The Comp does not Stop or Start even if the Setting temperature on LCD is...

Page 58: ...ndition of Thermistor of Wired Zone Controller with Optional Setting Setting and Control 00 Control by Indoor Thermistor for Suction Air 01 Control by Thermistor of Wired Zone Controller 02 Control by...

Page 59: ...er if faulty Replace PCB if faulty Disconnected Wire of Thermistor Measure resistance of coil Failure of Reversing Valve Disconnected Reversing Valve Coil Supply power forcibly Replace reversing valve...

Page 60: ...ow to Indoor Unit Heat Exchanger Check temp difference at inlet and outlet of strainer Replace strainer in indoor unit Clogged Strainer in Indoor Unit Clogging at Low Pressure Piping Check for any clo...

Page 61: ...nt Secure sufficient service space Correct fan speed Replace fan motor Insufficient Airflow to Outdoor Unit Heat Exchanger Check for clogging Remove clogging Check for connecting wire and connector Re...

Page 62: ...eck indoor unit indicating alarm code 03 on wired controller Repair it according to alarm code 03 Check wired controller LCD or RUN indicator is turned OFF Check indoor unit according to Troubleshooti...

Page 63: ...se of short circuit Excessively Low Air Temp to Outdoor Unit Heat Exchanger Measure field supplied pipes Use specified pipes Excessively Small Diameter or Long Piping Is outdoor unit heat exchanger cl...

Page 64: ...heck indoor unit indicating alarm code 03 on wired controller Repair it according to alarm code 03 Failure of Indoor Unit PCB Check that indoor unit capacity is 0 in check mode of outdoor unit PCB Rep...

Page 65: ...icient Airflow to Indoor Unit Heat Exchanger Check temp difference between inlet and outlet of reversing valve Check for refrigerant leakage from solenoid valve Excessively High Suction Pressure Failu...

Page 66: ...position of propeller fan Outdoor Unit Propeller Fan Comes in Contact with Fan Shroud Check surface of contacts Replace magnetic switch Humming Sound from Magnetic Contactor Check each fixing screws T...

Page 67: ...setting on the wired controller Correct the setting There are heat source other than human in the detecting area of the sensor Check heat source a moving object whose temperature is different from sur...

Page 68: ...e Room is Cold Radiation sensor setting is disabled on the wired controller Check setting on the wired controller Correct the setting There is a heat sources other than human in the detection area of...

Page 69: ...ESHOOTING 3 3 Procedures for Checking 3 3 1 Self Checking of PCBs using Wired Controller Refer to Section 3 1 4 Checking Wired Controller 3 3 2 Self Checking of Wired Controller Refer to Section 3 1 4...

Page 70: ...and outdoor temperature out of the working range Heating operation may not be operated due to the activation of the overload operation prevention under the ambient temperature of 66o F 19o C or over...

Page 71: ...ure for Abnormalities If no indication or 00 appears or the number of the units indicated is less than the actual number of the units there is an abnormality If TEST RUN and the total number of the un...

Page 72: ...ition Fault Inspection Points when the Power Supply is OFF Procedures for Recovery When Transmitting Circuit Fuse is Blown 1 Correct the wiring for the terminal block 2 Setting positions of the model...

Page 73: ...e V3 Rated Voltage 10 Starting Voltage V2 Rated Voltage 15 Voltage Imbalance between Phase 3 3 Normal Operating Pressure Normal operating suction pressure is 29 to 159 5 psi 0 2 to 1 1 MPa and normal...

Page 74: ...code is indicated on the 7 segment display of the outdoor unit PCB If the high pressure retry control occurs three times or more within 30 minutes alarm code is indicated on the LCD of the wired contr...

Page 75: ...MAINTENANCE SM 18001 rev 1 4 1 4 Maintenance...

Page 76: ...MAINTENANCE 4 2 SM 18001 rev 1 4 1 Maintenance of Outdoor Unit Refer to the Service Manual for Outdoor Unit...

Page 77: ...ch any components on the PCB Do not apply excessive force to the PCB or it will cause a malfunction 4 2 1 1 Removing Long Life Filter The air inlet grilles are field supplied How easy it is to access...

Page 78: ...Each Two Qty of Fan Motor One 1 Remove the electrical box cover according to Section 4 2 1 2 Removing PCB 2 Free the wirings inside of the electrical box Disconnect the connector for the float switch...

Page 79: ...motor securing plate 5 Remove four M4 screws securing the side of the fan casing and remove the ring of the fan casing Phillips Screwdriver Adjustable Wrench Tool 6 Loosen the screw securing the fan...

Page 80: ...When pulling out the fan casing turn the fan casing at an angle of 180 Phillips Screwdriver Tool 8 Remove two M4 screws securing the flange in front of the fan motor and remove the flange Phillips Sc...

Page 81: ...unner at the same time Phillips Screwdriver Tool 11 Loosen the screw securing the fan runner onto the fan motor using the adjustable wrench and pull out the fan runner Phillips Screwdriver Adjustable...

Page 82: ...move the wirings 3 Remove the lower M4 screws securing the inlet flange Qty of Screws A One For H Y IDH018B21S Three For H Y IDH024 030B21S Four For H Y IDH036 048B21S Phillips Screwdriver Tool 4 Remo...

Page 83: ...nto the fan securing plate and move the fan casings slightly 7 Remove two M4 screws securing the motor holding bands to the motor base Then remove the motor the fan casings and the fan runners at the...

Page 84: ...the fan motor and the fan runner using the hexagonal wrench for M6 screw and pull out to remove the fan runner None Tool Hexagonal Wrench Tool Hook Fan Casing Fan Runner Hexagonal Wrench Motor Shaft F...

Page 85: ...ws securing the service cover and remove the service cover Phillips Screwdriver Tool 2 Remove the pipe insulations and the thermistor holder The thermistors for pipes can be removed Phillips Screwdriv...

Page 86: ...sition of rotation direction does not affect the operation If the valve coil is inserted incorrectly it may cause malfunction of the valve coil 4 When the replacement is completed secure the wire for...

Page 87: ...sate pump is secured on the service cover Remove the service cover according to Section 4 2 1 4 1 Removing Thermistors for Liquid Pipe and Gas Pipe Remove the securing screws and remove the condensate...

Page 88: ...Y IDH018B21S Three For H Y IDH024 030B21S Four For H Y IDH036 048B21S Phillips Screwdriver Tool 2 Remove the lower M4 screws securing the lower cover at the fan side and remove the lower cover Qty of...

Page 89: ...proximately 1 3 gal 5 liters Tool For H Y IDH018B21S 3 Remove eight lower M4 screws securing the lower cover at the indoor heat exchanger side and remove the lower cover 4 Pull the condensate pan down...

Page 90: ...M4 screws securing the lower cover at the indoor heat exchanger side and remove the lower cover 5 Remove M4 screws eight for each side securing the side frames at both sides Then remove the side fram...

Page 91: ...nose Pliers Tool ATTENTION Do not touch any components on the PCB Do not apply excessive force to the PCB or it will cause a malfunction 4 2 2 1 Removing Long Life Filter The air inlet grilles are fie...

Page 92: ...emove the electrical box cover according to Section 4 2 2 2 Removing PCB 2 Disconnect the connector for the fan motor located on the PCB2 Then remove the wiring 3 Remove the lower M4 screws securing t...

Page 93: ...ower cover Qty of Screws B Seven For H Y C IDM006 012B21S Five For H Y C IDM015 018B21S Eight For H Y C IDM024 030B21S 12 For H Y C IDM036 048B21S Phillips Screwdriver Tool Lower Cover M4 Screws x B M...

Page 94: ...red by the cable clamp of the fan mounting plate 6 Remove four M4 screws securing each casing onto the fan mounting plate and move the fan casing slightly 7 Remove two M4 screws securing the motor hol...

Page 95: ...ps Screwdriver Tool ATTENTION The total weight of the fan motor the fan casings and the fan runners is approximately 33 lbs 15kg Perform the above work carefully Motor Holding Band M4 Screws x 2 M4 Sc...

Page 96: ...onal wrench for M6 screw and pull out to remove the fan runner Hexagonal Wrench Tool Hook Fan Casing Fan Runner Hexagonal Wrench Motor Shaft H Y C IDM024 048B21S 8 Push the hooks at both sides of the...

Page 97: ...2 4 Removing Thermistors for Liquid Pipe and Gas Pipe 1 Remove eight M4 screws securing the service cover and remove the service cover 2 Remove the cork tape pipe insulations and the thermistor holder...

Page 98: ...position of rotation direction does not affect the operation If the valve coil is inserted incorrectly it may cause malfunction of the valve coil 4 When the replacement is completed secure the wire fo...

Page 99: ...ice cover Remove the service cover according to Section 4 2 2 4 1 Removing Thermistors for Liquid Pipe and Gas Pipe Remove the securing screws and remove the condensate pump Phillips Screwdriver Wrenc...

Page 100: ...an 1 Remove the lower M4 screws securing the inlet flange Qty of Screws A One For H Y C IDM006 012B21S Two For H Y C IDM015 048B21S H Y C IDM006 012B21S H Y C IDM015 048B21S M4 Screws x A Inlet Flange...

Page 101: ...ower cover Qty of Screws B Seven For H Y C IDM006 012B21S Five For H Y C IDM015 018B21S Eight For H Y C IDM024 030B21S 12 For H Y C IDM036 048B21S Phillips Screwdriver Tool Lower Cover M4 Screws x B M...

Page 102: ...the indoor heat exchanger side and remove the lower cover Qty of Screws C Eight For H Y C IDM006 018B21S Nine For H Y C IDM024 048B21S 4 Pull the condensate pan down Phillips Screwdriver Bucket approx...

Page 103: ...ON Do not touch any components on the PCB Do not apply excessive force to the PCB or it will cause a malfunction 4 2 3 1 Removing Long Life Filter The air inlet grilles are field supplied How easy it...

Page 104: ...ve the wiring 3 Remove the lower M4 screws securing the inlet flange Qty of Screws A Three For H Y C IDS006 012B21S Four For H Y C IDS015 018B21S Phillips Screwdriver Tool Phillips Screwdriver Tool M4...

Page 105: ...motor the fan casings and the fan runners at the same time Phillips Screwdriver Tool Hexagonal Wrench Tool Hook Fan Casing Motor Holding Band M4 Screws x 2 M4 Screws x 8 Fan Runner Hexagonal Wrench Mo...

Page 106: ...rated 7 Remove four M4 screws securing the fan casing onto the fan mounting plate and move the casing slightly 8 Remove two M4 screws securing the motor holding bands to the motor base and remove the...

Page 107: ...n runner 9 Push the coupling to the left slightly then the long shaft and the bearing can be separated 10 Remove eight M4 screws securing the casings onto the fan mounting plate and move the fan casin...

Page 108: ...be removed Phillips Screwdriver Tool Phillips Screwdriver Tool Service cover M4 Screws x 7 Expansion Valve Thermistor for Liquid Pipe Thermistor for Gas Pipe 4 2 3 4 Removing Thermistors for Liquid Pi...

Page 109: ...e to fit the projection parts into the detents The position of rotation direction does not affect the operation If the valve coil is inserted incorrectly it may cause malfunction of the valve coil 4 W...

Page 110: ...ervice cover Remove the service cover according to Section 4 2 3 4 1 Removing Thermistors for Liquid Pipe and Gas Pipe Then remove the securing screws and remove the condensate pump Phillips Screwdriv...

Page 111: ...IDS006 012B21S Four For H Y C IDS015 018B21S Phillips Screwdriver Tool M4 Screws x A Inlet Flange Phillips Screwdriver Tool 2 Remove the lower M4 screws securing the lower cover at the indoor fan sid...

Page 112: ...1 Phillips Screwdriver Tool Condensate Pan Lower Cover M4 Screws x 8 3 Remove eight M4 screws securing the lower cover at the indoor heat exchanger side and remove the lower cover 4 Pull the condensa...

Page 113: ...ite requirements 6 Bucket Approx 5 liters Qty 2 7 Phillips Screwdriver Qty 1 8 Nipper Qty 1 9 Adjustable Wrench Qty 1 10 Megohm Tester 500V 11 Cleaning Agent Select a neutral type cleaning agent 12 Sp...

Page 114: ...n motor and the fan runner assembly according to Section 4 2 1 3 4 2 2 3 and 4 2 3 3 Removing Fan and Fan Motor 3 Removing Fan Fixing Plate Top Plate Side Plate Fan Fixing Plate Phillips Screwdriver R...

Page 115: ...ttach the vinyl sheet to protect the insulation materials from the cleaning water A transparent board is also applicable instead of the vinyl sheet 6 Attaching Cleaning Water Pan Cleaning Water Collec...

Page 116: ...a straight line toward the fins 9 Make sure that there are no drops of water left after cleaning the fins and reassemble the fan assembly and the condensate pan Screwdriver Hexagon Wrench 10 Measure...

Page 117: ...Main Parts MAINTENANCE SM 18001 rev 1 4 43 4 4 Main Parts 4 4 1 for Outdoor Unit Refer to the Service Manual for Outdoor Unit 4 4 2 for Change Over Box Refer to the Service Manual for Outdoor Unit...

Page 118: ...its 4 4 3 1 Printed Circuit Board Ducted High Static Arrangement of Connectors and Check Points for PCB1 PI065 CN2 THM1 THM2 THM3 THM5 PCN2 PCN3 PCN6 PCN1 PCN7 CN11 CN1 CN17 VCC12 VCC15 CN14 Arrangeme...

Page 119: ...45 Ducted Medium Static Arrangement of Connectors and Check Points for PCB1 PI114 PCN7 PCN6 CN2 CN11 CN14 THM5 THM3 THM2 THM1 CN19 CN1 VCC05 GND1 VCC17 VCC12 Arrangement of Connectors and Check Points...

Page 120: ...v 1 Ducted Slim Arrangement of Connectors and Check Points for PCB2 PI021Q Arrangement of Connectors and Check Points for PCB1 PI114 PCN7 PCN6 CN2 CN11 CN14 THM5 THM3 THM2 THM1 CN19 CN1 VCC05 GND1 VCC...

Page 121: ...3 8 900 34 1 4 870 34 1 4 870 28 3 8 720 9 16 15 9 16 14 9 16 14 5 5 8 1 4 3 6 9 16 166 X W V U Y 20 7 8 530 6 3 4 172 7 1 16 179 6 1 4 159 5 7 16 138 3 8 10 1 1 16 27 5 3 8 10 3 16 5 3 16 20 3 16 20...

Page 122: ...low Vsp White Vcc Black GND Red Vm View from A A 42 1 8 1 15 16 1070 50 32 5 16 1 13 16 580 30 4 7 16 112 3 7 8 98 1 2 3 4 5 6 Blue PG Yellow Vsp White Vcc Black GND Red Vm View from A 20 11 16 526 3...

Page 123: ...16 15 9 16 15 9 16 15 4 7 16 112 4 7 1 6 1 1 2 5 1 2 7 5 9 1 6 1 4 2 3 7 8 98 9 16 14 9 16 14 4 5 8 118 2 8 1 8 207 5 1 16 129 2 7 7 8 200 8 1 5 1 6 3 4 1 1 1 6 1 8 42 1 8 1 15 16 1070 50 53 1 8 1 15...

Page 124: ...8 13 16 390 20 11 7 16 13 16 290 20 20 11 16 526 8 1 4 209 2 15 16 74 9 16 14 9 16 14 9 16 15 9 16 15 9 16 15 9 16 15 3 8 10 1 1 2 38 5 3 9 16 90 3 8 10 1 8 3 5 3 11 16 93 3 3 16 80 5 1 2 3 4 5 6 7 8...

Page 125: ...10 15 3 8 13 16 390 20 11 7 16 13 16 290 20 19 3 8 492 7 7 16 189 5 2 15 16 74 9 16 14 9 16 14 9 16 15 9 16 15 9 16 15 3 8 10 15 16 23 5 3 1 2 90 3 11 16 93 3 3 16 80 5 1 2 3 4 5 6 7 8 Red Vdc Black G...

Page 126: ...ion Thermistor for Indoor Heat Exchanger Gas Pipe Temperature Thermistor for Air Inlet Temperature Thermistor for Air Outlet Temperature Thermistor for Indoor Heat Exchanger Liquid Pipe Temperature Fo...

Page 127: ...erature For Discharge Air Temperature Control The thermistor for indoor discharge air temperature is utilized for the control of prevention from cold air discharge in heating operation etc The resista...

Page 128: ...alves are adopted Type Model Expansion Valve Body Motor for EXPV Ducted High Static H Y IDH018B21S PAM B80YGHS 1 PAM MD12HS 5 H Y IDH024B21S H Y IDH030B21S H Y IDH036B21S PAM BA0YGHS 1 H Y IDH048B21S...

Page 129: ...Circuit and Activation Mode 3 1 White Red COM Orange 2 4 Yellow Blue M Phase 1 2 3 4 f1 ON OFF OFF ON f2 ON ON OFF OFF f3 OFF ON ON OFF f4 OFF OFF ON ON OPEN 4 3 2 1 4 CLOSE 1 2 3 4 1 Indoor Unit Ele...

Page 130: ......

Page 131: ...SM 18001 rev 1 5 1 EXTERNAL INPUT OUTPUT AND FUNCTION SETTING 5 External Input Output and Function Setting...

Page 132: ...Settings of Outdoor Unit Refer to the Service Manual for Outdoor Unit 5 2 High Static Pressure Setting DSW5 No 5 ON Refer to the Service Manual for Outdoor Unit 5 3 External Input Output and Function...

Page 133: ...input output setting can be set from the test run menu OK Test Run Menu Elevating Grille Setting Input Output Thermistor Selection Function Selection 01 03 Test Run Entr Rtrn Sel Back Press and hold M...

Page 134: ...played 2 Select Function Selection or Input Output from the Test Run menu and press OK OK Test Run Menu Elevating Grille Setting Input Output Thermistor Selection Function Selection 01 03 Test Run Ent...

Page 135: ...set 01 Room Thermostat for Cooling Operation 02 Room Thermostat for Heating Alarm 03 Remote ON OFF 1 Level Cooling 04 Remote ON OFF 2 Operation Thermo ON for Cooling 05 Remote ON OFF 2 Stoppage Heati...

Page 136: ...multiple indoor units are connected to the same communication cable for wired controller input the signal to any of these indoor units 4 When the communication cable is not used in the twin triple and...

Page 137: ...3 Stop NOTE Operation priority is given to the remote ON OFF signal or wired controller signal which is given last Control by Wired Controller Unit Operation Time Chart Time Example Operation Input is...

Page 138: ...agram Example of Remote ON OFF 3 Example Stoppage Input is set to terminals 1 and 2 of CN3 Signal to terminals 1 2 of CN3 Control by Wired Controller Unit Operation Time Chart Time Example Stoppage In...

Page 139: ...Forbidding Remote Control after Manual Forced Stoppage is set to terminals 2 and 3 of CN3 Signal to terminals 2 3 of CN3 Control by Wired Controller Unit Operation Time Chart Time Example Forbidding R...

Page 140: ...ded wire for a low voltage wire and ground one end The maximum wiring length is 230 ft 70m 2 When using this function it is recommended that safety devices such as an electric leakage breaker or smoke...

Page 141: ...ions for simultaneous operation set this function only to the main indoor unit 5 4 1 3 Power Supply ON OFF 2 Restarting Function After Power Failure This function is utilized to restart the unit opera...

Page 142: ...not install the wires along the 220V power line Install them more than 12 in 30cm away from each other Intersecting them is acceptable If the wires are installed along the power line comply with the...

Page 143: ...CN3 CN3 X1 3P Connector 3 2 1 2 1 COOL HEAT X1 Power Supply Signal to terminals 1 2 of CN3 Heat Cool Heat Cool Operation Mode of Unit Control by Wired Controller Cool Time Chart Example Remote Cooling...

Page 144: ...is shown below The contact of the auxiliary relay RYa is closed when this operation signal is given This function enables the signal check during remote control operation and an interlock of the fan...

Page 145: ...up a cooling operation signal that has nothing to do with the compressor stoppage by a thermistor An example of basic wiring is shown below The contact of the auxiliary relay RYa is closed when this o...

Page 146: ...xamples using general purpose relay 6 Picking Up Heating Thermo ON Signal Output Setting Code 06 This function is utilized to pick up a thermo ON signal during the heating operation An example of basi...

Page 147: ...ue to Uneven Heat Load 00 01 02 Standard No Compensation Set Temp 2o F 1o C Set Temp 3o F 2o C 12 bC Not Prepared Not Used Use as 00 conditions 13 bd Not Prepared Not Used Use as 00 conditions 14 bE N...

Page 148: ...Use as 00 conditions 36 d7 Not Prepared Not Used 37 E1 Not Prepared Not Used Use as 00 conditions 38 E2 Not Prepared Not Used Use as 00 conditions 39 E3 Not Prepared Not Used Use as 00 conditions 40 E...

Page 149: ...g 66 19 68 20 70 21 72 22 74 23 76 24 77 25 78 26 80 27 82 28 84 29 86 30 66o F 19o C 68o F 20o C 70o F 21o C 72o F 22o C 74o F 23o C 76o F 24o C 77o F 25o C Factory Setting 78o F 26o C 80o F 27o C 82...

Page 150: ...72 J1 Not Prepared Not Used Use as 00 conditions 73 J2 Not Prepared Not Used 74 J3 Run Indicator Color 00 01 Green Red 75 J4 Not Prepared Not Used Use as 00 conditions 76 J5 Not Prepared Not Used Use...

Page 151: ...s 106 P3 Thermistor Selection 00 01 02 03 Inlet Air Thermistor Outlet Air Thermistor Thermistor of Wired Controller Remote Sensor 107 P4 Display of Thermistor Temperature 00 01 Not Available Available...

Page 152: ...d 127 qC Not Prepared Not Used 128 qd Not Prepared Not Used 129 r1 Dual Setpoint for Automatic COOL HEAT Operation 00 01 Not Available Available 130 r2 Cooling Heating Changeover Temperature for Autom...

Page 153: ...ombining optional function settings q4 and q5 with a water source unit The water source unit detects entering water temperature instead of outdoor ambient temperature This setting does not function No...

Page 154: ...OTE The maximum setting temperature after correction is as follows Inverter Multi Unit 94o F 34o C 2 Circulator Function during Heating Thermo OFF b2 In the standard factory setting the air flow volum...

Page 155: ...C2 17 Not Prepared C3 18 Not Prepared C4 19 Hi Speed Except for Hi Speed during Heating Thermo OFF C5 This function is utilized to increase the fan speed for the sufficient air flow volume It is reco...

Page 156: ...power supply is restored 31 Not Prepared d2 Selected Thermistor Setting Condition Controlled Indoor Temp Thermistor of Wired Controller 00 Indoor Suction Thermistor 01 Thermistor of Wired Controller...

Page 157: ...ailure occurs during the stoppage of the unit the unit remains stopped after the power supply is restored 2 When the compressor does not reach the fixed temperature the system may not restart automati...

Page 158: ...increase the maximum fan speed to HIGH2 setting condition when the maximum fan speed remain HIGH by default The fan speed setting EF by Wired Controller are shown below 45 Not Prepared E9 46 Not Prep...

Page 159: ...timer is set by the optional setting The setting condition and the setting period for OFF timer are shown below 54 Wired Controller Main Sub Setting F2 This function is utilized when two wired control...

Page 160: ...ns to 57 58 Automatic Reset Temperature for Cooling Heating F5 F6 as following conditions It is effective to optimize the setting temperature and provide energy saving However the setting temperature...

Page 161: ...the centralized controller is given priority 60 Lock Function for Operation Mode Selection F8 61 Lock Function for Temperature Setting F9 62 Lock Function for Fan Speed Selection FA 63 Lock Function...

Page 162: ...ower Limit 16o F Lower Limit 9o C 82o F 28o C 10 Lower Limit 18o F Lower Limit 10o C 84o F 29o C In case of Standard Unit Setting Condition Details Setting Temperature Upper Limit HEAT 00 Standard Val...

Page 163: ...returns to 57 58 Automatic Reset Temperature for Cooling Heating F5 F6 as in the following figure However the setting temperature is not automatically reset in the case that Automatic COOL HEAT Operat...

Page 164: ...is utilized to provide setting temperature for every 1o F 0 5o C at 00 and every 2o F 1o C at 01 Control differential of thermistor also take the temperature for every 1o F 0 5o C at 00 and every 2o F...

Page 165: ...ller Setting Temperature Indicated Value 5o F 3o C 04 Wired Controller Setting Temperature Indicated Value 6o F 3 5o C 05 Wired Controller Setting Temperature Indicated Value 7o F 4o C 06 Wired Contro...

Page 166: ...f cooling and heating in automatic cooling and heating operation This function is invalid when the function of Automatic COOL HEAT Operation is invalid 130 Cooling Heating Changeover Temperature for A...

Page 167: ...l is detected card key is inserted return to the original setting temperature Setting Condition Actual Control Temperature 00 Standard Wired Controller Setting Temperature Indicated Value 4o F 2 5 o C...

Page 168: ...ating condition such as protective control 4 This function is used to inhibit power consumption of the operating Do not use it for minimize the capacity of current and the voltage for the power circui...

Page 169: ...es and ten minutes 2 It is possible to change the rotation assigned number according to the minimum differential between the setting temperature and indoor temperature 3 Intermittent Control Function...

Page 170: ...day of the week NOTE The operation noise reduction setting may decreases the Cooling Heating capacity For detail refer to Section Sound Reduced Function in the Service Manual for the outdoor unit 1 Po...

Page 171: ...ion Power Up Mode Compressor Frequency for Cooling Operation Compressor Frequency for Heating Operation Upper Limit Target Frequency Upper Limit Target Frequency 0 Default Setting 1 Default Setting 20...

Page 172: ......

Page 173: ...SM 18001 rev 1 6 1 FIELD WORK INSTRUCTIONS 6 Field Work Instructions...

Page 174: ...tire VRF system meets ASHRAE Standard 15 or any local codes regarding Safety The ASHRAE Standard 15 2013 provides safeguards for life limb health property and prescribes safety requirements The standa...

Page 175: ...rge non specified refrigerants or any of the following in the refrigerant system of a unit Hydrocarbon Refrigerants such as Propane Oxygen or Flammable Gases such as Acetylene Poisonous Gases The type...

Page 176: ...rinted circuit board PCB Line Condition Pay attention to working voltage amperage and phase balance Inspect for faulty contact caused by loosened terminal connections oxidized contacts foreign matter...

Page 177: ...SM 18001 rev 1 6 5 FIELD WORK INSTRUCTIONS 6 4 Service and Maintenance Record by 7 Segment Display Refer to the Service Manual for Outdoor Unit...

Page 178: ...Micro Computer State Indication I U Micro Computer C1 O U Micro Computer C2 D Stopping Cause State Indication Cause Code of Indoor Unit Stoppage d1 E Alarm Occurrence Times of Abnormality E1 Times of...

Page 179: ...cation Motion Sensor Response Rate q1 Radiation Sensor Temp q2 Motion Sensor1 Response Rate q3 Motion Sensor2 Response Rate q4 Motion Sensor3 Response Rate q5 Motion Sensor4 Response Rate q6 Setting T...

Page 180: ...Check for leakage at reversing valve Check for any leakage GOOD or NOT GOOD 17 Check for leakage at check valve Check for any leakage GOOD or NOT GOOD 18 Check for leakage at accumulator Check for an...

Page 181: ...1 rev 1 6 9 FIELD WORK INSTRUCTIONS 6 7 Saturation Curve for Refrigerant 0 50 100 150 200 250 300 350 400 50 25 0 25 50 75 100 125 150 Saturation Pressure Liquid psi G R410A Saturation Temperature Liq...

Page 182: ...6 10 SM 18001 rev 1 FIELD WORK INSTRUCTIONS 6 8 Mollier Chart for R410A f t 3 l b...

Page 183: ...SERVICE PARTS LIST SM 18001 rev 1 7 1 7 Service Parts List...

Page 184: ...SERVICE PARTS LIST 7 2 SM 18001 rev 1 Refer to the Service Parts List for Ducted High Static Medium Static and Slim...

Page 185: ......

Page 186: ...2018 Johnson Controls Inc SM 18001 rev 1 Code No LIT 12013047 Revised February 2019...

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