Table of Contents
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R-410A
MODELS:
J07 Thru 25YC
J10 Thru 20YD
7.5 - 25 Ton
60 Hertz
Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Renewal Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Agency Approvals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Physical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Preceding Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Location. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Rigging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1 J07 thru 25YC and J10 thru 20YD Physical Data . . . . . . 4
2 Unit Application Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3 Corner Weights & Center of Gravity . . . . . . . . . . . . . . . . 6
4 Minimum Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Convenience Outlet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Convenience Outlet . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
1 Corner Weights & Center Of Gravity . . . . . . . . . . . . . . . . 6
2 Typical Rigging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
with J07YC Condenser Unit . . . . . . . . . . . . . . . . . . . . . . 13
5 J10 thru J20NC Liquid Line Solenoid Wiring . . . . . . . . . 14
8 J10 thru J20NC Liquid Line Solenoid Wiring . . . . . . . . . 16
Unit with Twin Condenser Units . . . . . . . . . . . . . . . . . . . 17
11 J07YC, J10YC/YD, J12YC/YD Unit Dimensions . . . . . . 19
Piping & Electrical Dimensions . . . . . . . . . . . . . . . . . . . 20
TABLE OF CONTENTS
Phasing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Refrigerant Mains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Piping And Electrical Connections . . . . . . . . . . . . . . . . . . 21
Start-Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Crankcase Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Sequence of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Cooling Sequence Of Operation . . . . . . . . . . . . . . . . . . . . 22
Unit Control Board Option Setup. . . . . . . . . . . . . . . . . . . . 26
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Typical Wiring Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . 32
LIST OF TABLES
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
9 Piping And Electrical Connection Sizes (Inches) . . . . . . 21
10 J07 thru 25YC Unit Control Board Flash Codes . . . . . . 24
11 J10 thru 20YD Unit Control Board Flash Codes . . . . . . 25
LIST OF FIGURES
13 Fan Orientation Control Box End . . . . . . . . . . . . . . . . . . 24
14 Unit Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
15 J07YC Charging Chart . . . . . . . . . . . . . . . . . . . . . . . . . . 27
16 J10YC Charging Chart . . . . . . . . . . . . . . . . . . . . . . . . . . 27
17 J10YD Charging Chart . . . . . . . . . . . . . . . . . . . . . . . . . . 28
18 J12YC Charging Chart . . . . . . . . . . . . . . . . . . . . . . . . . . 28
19 J12YD Charging Chart . . . . . . . . . . . . . . . . . . . . . . . . . . 29
20 J15YC Charging Chart . . . . . . . . . . . . . . . . . . . . . . . . . . 29
21 J15YD Charging Chart . . . . . . . . . . . . . . . . . . . . . . . . . . 30
22 J20YC Charging Chart . . . . . . . . . . . . . . . . . . . . . . . . . . 30
23 J20YD Charging Chart . . . . . . . . . . . . . . . . . . . . . . . . . . 31
24 J25YC Charging Chart . . . . . . . . . . . . . . . . . . . . . . . . . . 31
25 Typical J07YC Condensing Unit Wiring Diagram . . . . . 32
28 Typical J15YC Condensing Unit Wiring Diagram . . . . . 35
30 Typical J20YC Condensing Unit Wiring Diagram . . . . . 37
31 Typical J25YC Condensing Unit Wiring Diagram . . . . . 38
430648-JIM-D-1010
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Table of Contents
Related Manuals for Johnson Controls Unitary Products J10 Thru 20YD
Summary of Contents for Johnson Controls Unitary Products J10 Thru 20YD
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Page 1: Table Of Contents
Typical Wiring Diagrams ......32 LIST OF TABLES 1 J07 thru 25YC and J10 thru 20YD Physical Data ..4 7 J07YC, J10YC/YD, J12YC/YD Unit Height... -
Page 2: Nomenclature
(power and control) can be made through the front of the unit. any liability resulting from improper application. Please refer to the equipment Technical Guide, Installation Manual and the piping applications bulletin 247077 or call the applications department for Unitary Products @ 1-877-UPG-SERV for guidance. Johnson Controls Unitary Products... -
Page 3: Renewal Parts
R-410A. If you are unsure, consult the equipment manufacturer. Failure to use R-410A compatible servicing equipment may result in property damage or injury. Johnson Controls Unitary Products... -
Page 4: Physical Data
430648-JIM-D-1010 Physical Data Table 1: J07 thru 25YC and J10 thru 20YD Physical Data Models Component J07YC J10YC J10YD J12YC J12YD J15YC J15YD J20YC J20YD J25YC Nominal Tonnage 12.5 12.5 REFRIGERANT Refrigerant type R-410A R-410A R-410A R-410A R-410A R-410A R-410A... -
Page 5: Installation
National Safety Code Standards. If components are to not be tied to the building foundation, as noise will telegraph be added to a unit to meet local codes, they are to be installed through the slab. at the dealer's and/or the customer's expense. Johnson Controls Unitary Products... -
Page 6: Corner Weights & Center Of Gravity
Further safety precautions such as a fenced enclosure or locking devices on the panels may be advisable. Check local On either rooftop or ground level installations, rubber padding authorities for safety regulations. can be applied under the unit to lessen any transmission of vibration. Johnson Controls Unitary Products... -
Page 7: Clearances
Spreader bars, whose length exceeds the largest dimension across the unit, MUST be used across the top of the unit. Figure 2: Typical Rigging Johnson Controls Unitary Products... -
Page 8: Phasing
POE oil can absorb 15 times as much water as in property damage. other oils designed for HCFC and CFC refrigerants. Take all necessary precautions to avoid exposure of the oil to the atmosphere. Johnson Controls Unitary Products... -
Page 9: Electrical Data - Outdoor Unit - Ac Without Powered Convenience Outlet
Based on three, 75°C insulated copper conductors in conduit and ambient of 30°C. 2. Maximum fuse or maximum circuit breaker (HACR type per NEC). Refer to NEC/NFPA No. 70, Articles 440-11, 12 for information on minimum disconnect sizing. Johnson Controls Unitary Products... -
Page 10: Electrical Data - Outdoor Unit - Ac With Powered Convenience Outlet
Based on three, 75°C insulated copper conductors in conduit and ambient of 30°C. 2. Maximum fuse or maximum circuit breaker (HACR type per NEC). Refer to NEC/NFPA No. 70, Articles 440-11, 12 for information on minimum disconnect sizing. Johnson Controls Unitary Products... -
Page 11: Refrigerant Mains
Erodes the seat of the refrigerant control device. Causes erratic control of the refrigerant entering the NOTE: Dry Nitrogen should flow through the system at all evaporator. times when heat is being applied and until the joint has Johnson Controls Unitary Products... - Page 12 The filter-drier and sight glass must be located in this line, the basic condensing unit. For refrigerant piping leaving the O.D. unit. installation instructions refer to document 247077 "Application Data - General Piping Recommendations for Split System Air Conditioning and Heat Pumps". Johnson Controls Unitary Products...
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Page 13: Typical Field Wiring Diagram - J07Nc Evaporator Unit With J07Yc Condenser Unit
Figure 3: Typical Field Wiring Diagram - J07NC Evaporator Unit with J07YC Condenser Unit NOTE: Use a System 1 piping dimensions when applying a J07/10/12YC model system. NOTE: On non J**NC/ND Evaporator models, isolation relays must be installed to avoid overloading on 75 VA transformers on the condensing unit. Johnson Controls Unitary Products... -
Page 14: Typical Field Wiring Diagram - J10 Thru J20Nc Evaporator Unit With J10 Thru J10Yc Condenser Unit
NOTE: On non J**NC/ND Evaporator models, isolation relays must be installed to avoid overloading on 75 VA transformers on the condensing unit. VALVE SYS 2 218 / BR 1LLS 219 / Y Figure 5: J10 thru J20NC Liquid Line Solenoid Wiring Johnson Controls Unitary Products... -
Page 15: Typical Field Wiring Diagram - J10 Thru J20Nd Evaporator Unit With J10 Thru J20Yd Condenser Unit
Figure 6: Typical Field Wiring Diagram - J10 thru J20ND Evaporator Unit with J10 thru J20YD Condenser Unit NOTE: On non J**NC/ND Evaporator models, isolation relays must be installed to avoid overloading on 75 VA transformers on the condensing unit. Johnson Controls Unitary Products... -
Page 16: Typical Field Wiring Diagram - Twin J10 Thru J20Nc Evaporator Units With 4-Pipe Condenser Unit
75 VA liquid line solenoid valve. transformer on the condensing unit. VALVE SYS 2 218 / BR 1LLS 219 / Y Figure 8: J10 thru J20NC Liquid Line Solenoid Wiring Johnson Controls Unitary Products... -
Page 17: Typical Field Wiring Diagram - Single 4-Pipe Evaporator Unit With Twin Condenser Units
Figure 9: Typical Field Wiring Diagram - Single 4-Pipe Evaporator Unit with Twin Condenser Units NOTE: On non J**NC/ND Evaporator models, isolation relays must be installed to avoid overloading on 75 VA transformers on the condensing unit. Johnson Controls Unitary Products... -
Page 18: Typical Field Wiring Diagram - Twin J07Nc Evaporator Units With J15Yd Condenser Unit
Figure 10: Typical Field Wiring Diagram - Twin J07NC Evaporator Units with J15YD Condenser Unit NOTE: On non J**NC/ND Evaporator models, isolation relays must be installed to avoid overloading on 75 VA transformers on the condensing unit. Johnson Controls Unitary Products... -
Page 19: J07Yc, J10Yc/Yd, J12Yc/Yd Unit Dimensions
Figure 11: J07YC, J10YC/YD, J12YC/YD Unit Dimensions NOTE: Use system 1 piping dimensions when applying a J07/10/12YC model system. Table 7: J07YC, J10YC/YD, J12YC/YD Unit Height Dimensions MODEL J07YC 44.5 J10YC 50.0 J10YD 50.0 J12YC 50.0 J12YD 50.0 Johnson Controls Unitary Products... -
Page 20: J15Yc/Yd, J20Yc/Yd & J25Yc Unit Dimensions And Piping & Electrical Dimensions
SYSTEM 1 16.133 13.133 17.367 18.867 20.617 22.617 FRONT (PIPING DETAIL) Figure 12: J15YC/YD, J20YC/YD & J25YC Unit Dimensions and Piping & Electrical Dimensions NOTE: Use System 1 piping dimensions when applying a J15/20/25YC model system. Johnson Controls Unitary Products... -
Page 21: Piping And Electrical Connections
Do not attempt to start the compressor without at least 8 hours of crankcase heat or compressor damage can Supply power to the unit through the disconnect switch at occur. least 8 hours prior to starting the compressor. Johnson Controls Unitary Products... -
Page 22: Operation
After completing the specified time for fan on-delay, UCB closes normal operation, the Simplicity™ control board will de- the coil of relay BR1. energize the compressor, initiate the ASCD, and shut down the condenser fans. On startup, if the low-pressure Johnson Controls Unitary Products... - Page 23 Refer to the appropriate 2LA low ambient kit instructions for A two stage cooling thermostat is required to operate the additional detail on the factory or field installed low ambient kit condenser unit. and its operation. Johnson Controls Unitary Products...
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Page 24: J07 Thru 25Yc Unit Control Board Flash Codes
Unit Locked Out due to Fan Overload Switch Failure 13 Flashes Flashing Compressor Held Off due to Low Voltage 14 Flashes EEPROM Storage Failure No Power or Control Failure 1. Non-alarm condition. 2. Freeze Stat not applicable. Johnson Controls Unitary Products... -
Page 25: J10 Thru 20Yd Unit Control Board Flash Codes
430648-JIM-D-1010 Table 11: J10 thru 20YD Unit Control Board Flash Codes GREEN FLASH CODE DESCRIPTION On Steady This is a Control Failure 1 Flash Not Applicable 2 Flashes Flashing Control waiting ASCD 3 Flashes HPS1 Compressor Lockout 4 Flashes HPS2 Compressor Lockout... -
Page 26: Unit Control Board Option Setup
Check the wiring label inside the control box access panel for the correct wiring. Prior to any of the following maintenance procedures, shut off all power to the unit, to avoid personal injury. Johnson Controls Unitary Products... -
Page 27: J07Yc Charging Chart
2. This chart is applicable to unit with the TXV’s left to the factory setting. If the TXV’s have been adjusted in the field, the charging chart may no longer apply. Figure 16: J10YC Charging Chart Johnson Controls Unitary Products... -
Page 28: J10Yd Charging Chart
2. This chart is applicable to unit with the TXV’s left to the factory setting. If the TXV’s have been adjusted in the field, the charging chart may no longer apply. Figure 18: J12YC Charging Chart Johnson Controls Unitary Products... -
Page 29: J12Yd Charging Chart
2. This chart is applicable to unit with the TXV’s left to the factory setting. If the TXV’s have been adjusted in the field, the charging chart may no longer apply. Figure 20: J15YC Charging Chart Johnson Controls Unitary Products... -
Page 30: J15Yd Charging Chart
2. This chart is applicable to unit with the TXV’s left to the factory setting. If the TXV’s have been adjusted in the field, the charging chart may no longer apply. Figure 22: J20YC Charging Chart Johnson Controls Unitary Products... -
Page 31: J20Yd Charging Chart
2. This chart is applicable to unit with the TXV's left to the factory setting. If the TXV's have been adjusted in the field, the charging chart may no longer apply. Figure 24: J25YC Charging Chart Johnson Controls Unitary Products... -
Page 32: Typical Wiring Diagrams
430648-JIM-D-1010 Typical Wiring Diagrams Figure 25: Typical J07YC Condensing Unit Wiring Diagram Johnson Controls Unitary Products... -
Page 33: Typical J10/12Yc Condensing Unit Wiring Diagram
430648-JIM-D-1010 Figure 26: Typical J10/12YC Condensing Unit Wiring Diagram Johnson Controls Unitary Products... -
Page 34: Typical J10/12Yd Condensing Unit Wiring Diagram
430648-JIM-D-1010 Figure 27: Typical J10/12YD Condensing Unit Wiring Diagram Johnson Controls Unitary Products... -
Page 35: Typical J15Yc Condensing Unit Wiring Diagram
430648-JIM-D-1010 Figure 28: Typical J15YC Condensing Unit Wiring Diagram Johnson Controls Unitary Products... -
Page 36: Typical J15/20Yd Condensing Unit Wiring Diagram
430648-JIM-D-1010 Figure 29: Typical J15/20YD Condensing Unit Wiring Diagram Johnson Controls Unitary Products... -
Page 37: Typical J20Yc Condensing Unit Wiring Diagram
430648-JIM-D-1010 Figure 30: Typical J20YC Condensing Unit Wiring Diagram Johnson Controls Unitary Products... -
Page 38: Typical J25Yc Condensing Unit Wiring Diagram
Figure 31: Typical J25YC Condensing Unit Wiring Diagram Subject to change without notice. Printed in U.S.A. 430648-JIM-D-1010 Copyright © 2010 by Johnson Controls, Inc. All rights reserved. Supersedes: 430648-JIM-C-0610 Johnson Controls Unitary Products 5005 York Drive Norman, OK 73069...