Johnson Controls P Series Installation And Maintenance Manual
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Johnson Controls P Series Installation And Maintenance Manual

30k - 36k 220v inverter-driven air conditioning units, indoor/outdoor unit
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Installation
and
Maintenance
Manual
"P" SERIES
30K - 36K 220V
INVERTER-DRIVEN AIR
CONDITIONING UNITS
Type
Type
IMPORTANT:
READ AND UNDERSTAND
THIS MANUAL BEFORE
USING THIS INVERTER-
DRIVEN AIR CONDITIONING
UNIT. KEEP THIS MANUAL
FOR FUTURE REFERENCE.
Model
DHP30NWB21S
DCP30NWB21S
DHP36NWB21S
DCP36NWB21S
Model
DHP30CSB21S
DCP30CSB21S
DHP36CSB21S
DCP36CSB21S

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Summary of Contents for Johnson Controls P Series

  • Page 1 Installation Maintenance Manual "P" SERIES 30K - 36K 220V INVERTER-DRIVEN AIR CONDITIONING UNITS Type Model DHP30NWB21S DCP30NWB21S INDOOR UNIT DHP36NWB21S DCP36NWB21S Type Model DHP30CSB21S DCP30CSB21S OUTDOOR UNIT DHP36CSB21S DCP36CSB21S IMPORTANT: READ AND UNDERSTAND THIS MANUAL BEFORE USING THIS INVERTER- DRIVEN AIR CONDITIONING UNIT.

  • Page 2: Important Notice

    Important Notice ● Johnson Controls, Inc. pursues a policy of continuing improvement in design and performance in its products. As such, Johnson Controls, Inc. reserves the right to make changes at any time without prior notice. ● Johnson Controls, Inc. cannot anticipate every possible circumstance that might involve a potential hazard.

  • Page 3: Table Of Contents

    Table of Contents ...........i 2. Installation ........................ . 2.1 Installation Dimension Diagram ..................1 and Procedures..................2. Installation - Checking Parts ...................4 2.4 Selection of Installation Location ..................4 2.5 Electric Connection Requirement ..................4 2.6 Installation of Indoor Unit ....................4 2.7 Installation of Outdoor Unit ....................7 2.8 Vacuum Pump/Leak Detection ..................8 2.9 Post Installation Testing ....................8...

  • Page 4: Important Safety Instructions

    Never bypass or jump-out any safety device or switch. ● Johnson Controls, Inc. will not assume any liability for injuries or damage caused by not following steps outlined or described in this manual. Unauthorized modifications to Johnson Controls products are prohibited as they…...
  • Page 5 Take the following precautions to reduce the risk of property damage. ● Be careful that moisture, dust, or variant refrigerant compounds not enter the refrigerant cycle during installation work. Foreign matter could damage internal components or cause blockages. ● If air filters are required on this unit, do not operate the unit without the air filter set in place. If the air filter is not installed, dust may accumulate and breakdown may result.
  • Page 6 Controls uses only refrigerants that have been approved for use in the unit’s intended home country or market. Johnson Controls distributors similarly are only authorized to provide refrigerants that have been approved for use in the countries or markets they serve. The refrigerant used in this unit is identified on the unit’s faceplate and/or in the associated manuals.
  • Page 7 under pressure and never open pressurized system parts. ● Before installation is complete, make sure that the refrigerant leak test has been performed. If refrigerant gases escape into the air, turn OFF the main switch, extinguish any open flames and contact your service contractor.
  • Page 8 ● Communication cabling shall be a minimum of 18-Gauge, 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 reduce the potential for communication errors. When shielded cabling is applied, proper bonding and termination of the cable shield is required as per Johnson Controls guidelines.

  • Page 9: Installation Dimension Diagram

    2. Installation 2.1 Installation Dimension Diagram Space to the wall Space to the wall At least 5 7/8 inch At least 5 7/8 inch Condensate pipe Installation and Maintenance...
  • Page 10 2.2 Main Tools and Procedures 1. Level meter, measuring tape 2. Screw driver 3. Impact drill, drill head, electric drill 4. Electroprobe 5. Universal meter 6. Torque wrench, open-end wrench, inner hex wrench 7. Electronic leakage detector 8. Vacuum pump 9.

  • Page 11: Installation Procedures

    Installation Procedures Start installation Preparation before installation Select installation Read the requirements Prepare tools for electric connection location Select indoor unit Select outdoor unit installation location installation location Install the outdoor unit mount Install wall-mounting (select it according to the actual situation) frame, drill wall holes Connect pipes of indoor Mount outdoor unit...

  • Page 12: Selection Of Installation Location

    2.3 Installation - Checking Parts 2.5 Electric Connection Requirement Name Name 1. Safety Precaution Sealant (1) All electric safety regulations must be followed when Wrapping tape installing the unit. (2) Use proper power supply circuit and air switch in Connection pipe accordance with local safety regulations.
  • Page 13 5. Connect the Pipe of Indoor Unit Install 3. Install Wall-mounting Frame Wall Wall Mark on the middle of it Gradienter Space Space Open-end to the to the wrench wall 6 wall 6 inch inch Union nut above above Pipe Pipe joint Union nut Pipe...
  • Page 14 7. Connect Wire of Indoor Unit 8. Bind up Pipe condensate condensate Screw Panel ondensate Wiring cover Indoor and outdoor power cord Indoor unit pipe Liquid pipe Band Condensate hose connection wire sleeve Condensate hose Connection pipe Band Indoor power cord L1' S L2' G Note: white...

  • Page 15: Installation Of Outdoor Unit

    2.7 Installation of Outdoor Unit torque tightening 1. Fix the Support of Outdoor Unit (Select it according to · the actual installation situation) 11.10~14.75 20.12~29.50 Secure 33.19~40.56 44.24~47.94 51.32~55.31 Note: 5. Connect Outdoor Electric Wire secure Handle green white black white green black...

  • Page 16: Vacuum Pump/Leak Detection

    2.9 Post Installation Testing freely 1. Check after Installation The drain hose can't be fluctuant The water outlet can't be placed The drain hose in water can't be fluctuant The water outlet can't be fluctuant water dripping. water dripping. 2.8 Vacuum Pump/Leak Detection 1.

  • Page 17: Troubleshooting

    3. Troubleshooting 3.1 Flashing LED of Indoor/Outdoor Unit and Primary Judgment Display Method of Outdoor Display Method of Indoor Unit Unit Indicator has 3 kinds of Indicator Display (during display status and during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes blinking, ON 0.5s and OFF...
  • Page 18 Display Method of Outdoor Display Method of Indoor Unit Unit Indicator has 3 kinds of Indicator Display (during display status and during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes blinking, ON 0.5s and OFF Name 0.5s) Code 0.5s Display...
  • Page 19 Display Method of Outdoor Display Method of Indoor Unit Unit Indicator has 3 kinds of Indicator Display (during display status and during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes blinking, ON 0.5s and OFF Name 0.5s) Code 0.5s Display...
  • Page 20 Display Method of Outdoor Display Method of Indoor Unit Unit Indicator has 3 kinds of Indicator Display (during display status and during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes blinking, ON 0.5s and OFF Name 0.5s) Code 0.5s Display...
  • Page 21 Display Method of Outdoor Display Method of Indoor Unit Unit Indicator has 3 kinds of Indicator Display (during display status and during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes blinking, ON 0.5s and OFF Name 0.5s) Code 0.5s Display...
  • Page 22 Display Method of Outdoor Display Method of Indoor Unit Unit Indicator has 3 kinds of Indicator Display (during display status and during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes blinking, ON 0.5s and OFF Name 0.5s) Code 0.5s Display...
  • Page 23 Display Method of Indoor Unit Display Method of Outdoor Unit Indicator Display (during Indicator has 3 kinds of display blinking, ON 0.5s and OFF status and during blinking, ON Dual-8 Malfunction A/C status Possible Causes 0.5s) 0.5s and OFF 0.5s Name Code Operation...
  • Page 24 Compressor starts normally Installation and Maintenance...
  • Page 25 Analysis or processing of some of the malfunction displays: 1. Compressor discharge protection 2. Low voltage overcurrent protection 3. Communication malfunction 4. Sensor open or short circuit 5. Compressor overload protection 6. System malfunction 7. IPM module protection . Then Installation and Maintenance...
  • Page 26 3.2 How to Check the Main Parts Indoor unit 1. Malfunction of Temperature Sensor F1, F2 Start eliminated eliminated eliminated Installation and Maintenance...
  • Page 27 2.Malfunction of Blocked Protection of IDU Fan Motor H6 Start Turn the fan blades by hand under power-off condition Adjust the motor and blade Whether the fan blades assembly so that rotor can run can run smoothly? smoothly. Turn unit on to check whether the malfunction is eliminated.
  • Page 28 3. Malfunction of Protection of Jumper Cap C5 Start eliminated eliminated eliminated Installation and Maintenance...
  • Page 29 4. Malfunction of Overcurrent Protection E5 Start eliminated eliminated eliminated eliminated model eliminated eliminated opened completely) eliminated Installation and Maintenance...
  • Page 30 5. Malfunction of Zero-crossing Inspection Circuit Malfunction of the IDU Fan Motor U8 Start Installation and Maintenance...
  • Page 31 6. Malfunction of Communication E6 Start Cut off power supply. Check if connection line of IDU and ODU and the wire inside electric box are correctly connected. Connect the line Correct connection? according to Malfunction eliminated? wiring diagram. Main board matches Match correctly with display board? Main board of Malfunction eliminated?

  • Page 32: Outdoor Unit

    Outdoor unit (1) Capacitor charge fault (Fault with outdoor unit) (AP1 below refers to the outdoor control panel) Main Check Points: Use AC voltmeter to check if the voltage between terminal L and N on the wiring board is within 210VAC~240VAC. If the reactor (L) is correctly connected? If the connection is loose or fell? If the reactor (L) is damaged? Fault diagnosis process: Turn on the unit...
  • Page 33 (2) IPM Protection, Out-of-step Fault, Compressor Phase Overcurrent (AP1 below refers to the outdoor control panel) Main check points: If the connection between control panel AP1 and compressor COMP is secure? If loose? If the connection is in correct order? If the voltage input of the machine is within normal range? (Use AC voltmeter to measure the voltage between terminal L and N on the wiring board XT) If the compressor coil resistance is normal? If the insulation of compressor coil against the copper tube is in good condition?
  • Page 34 (3)High temperature and overload protection diagnosis (AP1 hereinafter refers to the control board of the outdoor unit) Mainly detect: Is outdoor ambient temperature in normal range? Are the outdoor and indoor fans operating normally? Is the heat dissipation environment inside and outside the unit good? Fault diagnosis process: Overheat and high temperature protection...
  • Page 35 (4) Start-up failure (following AP1 for outdoor unit control board) Mainly detect: Whether the compressor wiring is connected correctly? Is compressor broken? Is time for compressor stopping enough time? Fault diagnosis process: Power on the unit Restart it after Is stop time of the compressor 3 minutes longer than 3 minutes? Does startup fail?
  • Page 36 (5) Out of step diagnosis for the compressor (AP1 hereinafter refers to the control board of the outdoor unit) Mainly detect: Whether the system pressure is too high? Whether the input voltage is too low? Fault diagnosis process: Out of step occurs in Out of step occurs once the operation unit is powered on.
  • Page 37 (6)Overload and air exhaust malfunction diagnosis (following AP1 for outdoor unit control board) Mainly detect: Wether the PMV is connected well or not? Is PMV damaged? Is refrigerant leaked? Fault diagnosis process: 20 minutes after the complete unit is powered off Is the terminal FA for the Connect the electronic expansion valve...
  • Page 38 (7)Power factor correct or (PFC) fault (a fault of outdoor unit) (AP1 hereinafter refers to the control board of the outdoor unit) Mainly detect: Check if the reactor (L) of the outdoor unit and the PFC capacitor are broken Fault diagnosis process: Start Check wiring of the reactor (L) of the...
  • Page 39 (8) Communication malfunction: (following AP1 for outdoor unit control board) Mainly detect: Is there any damage for the indoor unit mainboard communication circuit? Is communication circuit damaged? Detect the indoor and outdoor units connection wire and indoor and outdoor units inside wiring is connect well or not, if is there any damage? Fault diagnosis process: Start...
  • Page 40 (9) Communication malfunction:(following AP1 for outdoor unit control board) Mainly detect: Detect the indoor and outdoor units connection wire and indoor and outdoor units inside wiring is connect well or not, If is there any damage? Is there any damage for the indoor unit mainboard communication circuit? Is communication circuit damaged? The flow chart malfunction detect: Start Did the equipment operate...
  • Page 41 High-pressure protection Use pressure gauge to Measure if the pressure switch Replace the mainboard of measure if the pressure is is normal outdoor unit really high? Check if the operation mode of Set the correct operation Replace the pressure switch indoor unit is set properly? mode Check if the gas valve and...

  • Page 42: Troubleshooting For Normal Malfunction

    3.3 Troubleshooting for Normal Malfunction 1. Air Conditioner Doesn't Start connected well. or poor connection for wiring correctly once improper Repair or replace remote controller 2. Poor Cooling (Heating) for Air Conditioning Unit conditioner Add refrigerant. range 3. Horizontal Louver Doesn't Swing connection diagram Stepping motor can't operate...
  • Page 43 4. ODU Fan Motor Doesn't Operate connection diagram damaged fan capacitor. 5. Compressor Doesn't Operate connection diagram damaged fan capacitor. 6. Air Conditioning Unit is Leaking pipe Replace drain pipe 7. Abnormal Sound and Vibration conditioner Replace magnetic coil coil Installation and Maintenance...

  • Page 44: Appendix

    Appendix: Appendix 1: Reference Sheet of Celsius and Fahrenheit Conversion formula for Fahrenheit degree and Celsius degree: Tf=Tcx1.8+32 Set temperature Fahrenheit Fahrenheit Fahrenheit display Fahrenheit display Fahrenheit display Fahrenheit Celsius （℃） Celsius （℃） Celsius （℃） temperature （℉） temperature （℉） temperature （℉）...

  • Page 45: Appendix 3: Pipe Expanding Method

    Appendix 3: Pipe Expanding Method Pipe Note: Improper pipe expanding is the main cause of refrigerant leakage.Please Pipe cutter expand the pipe according to the following steps: Leaning Uneven Burr A:Cut the pip ● Confirm the pipe length according to the distance of indoor unit and outdoor unit. ●...

  • Page 46: Appendix 4: List Of Resistance For Temperature Sensor

    Appendix 4: List of Resistance for Temperature Sensor Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor Units(15K) Temp.( Temp.( Temp.( Temp.( Resistance(kΩ) Resistance(kΩ) Resistance(kΩ) Resistance(kΩ) -2.2 138.1 18.75 138.2 3.848 208.4 1.071 -0.4 128.6 69.8 17.93 3.711 210.2 1.039 121.6 71.6...
  • Page 47 Resistance Table of Tube Temperature Sensors for Indoor and Outdoor (20K) Temp.( Temp.( Temp.( Temp.( Resistance(kΩ) Resistance(kΩ) Resistance(kΩ) Resistance(kΩ) -2.2 181.4 25.01 138.2 5.13 208.4 1.427 -0.4 171.4 69.8 23.9 4.948 210.2 1.386 162.1 71.6 22.85 141.8 4.773 1.346 153.3 73.4 21.85 143.6...
  • Page 49 Product improvement, specifications and appearance in this manual are subject to change without prior notice. LIT - 12012183 © Johnson Controls, Inc. USA...

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