Johnson Controls Unitary Products J07 Thru 25YC Installation Manual Download Page 38

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Subject to change without notice. Printed in U.S.A.

430648-JIM-D-1010

Supersedes: 430648-JIM-C-0610

Johnson Controls Unitary Products

5005 York Drive

Norman, OK 73069

Figure 31: Typical J25YC Condensing Unit Wiring Diagram

Summary of Contents for J07 Thru 25YC

Page 1: ...h J07YC Condenser Unit 13 4 Typical Field Wiring Diagram J10 thru J20NC Evaporator Unit with J10 thru J10YC Condenser Unit 14 5 J10 thru J20NC Liquid Line Solenoid Wiring 14 6 Typical Field Wiring Dia...

Page 2: ...Style A Style A Y Split System Condenser AC R 410A AC Coil Guard AB Phase Monitor 2 Non Pwr d Conv Outlet 1 Disconnect T Options 1 5 S Options 5 D Options 1 2 C Option 2 B Option 1 Options 5 Pwr d Con...

Page 3: ...d be noted on the carrier s freight bill A separate request for inspection by the carrier s agent should be made in writing Improper installation may create a condition where the operation of the prod...

Page 4: ...croll Quantity 1 1 2 1 2 1 2 1 2 1 Nominal Capacity Tons System 1 7 5 10 5 12 5 6 3 15 7 5 20 10 25 System 2 5 6 3 7 5 10 Capacity Stages System 1 1 2 1 2 1 2 1 2 1 2 System 2 1 1 1 1 SYSTEM DATA No R...

Page 5: ...chitect if the roof is bonded Choose a location with adequate structural strength to support the unit The condensing unit must be mounted on level supports The supports can be channel iron beams or wo...

Page 6: ...jury Screws on access panels will prevent casual tampering Further safety precautions such as a fenced enclosure or locking devices on the panels may be advisable Check local authorities for safety re...

Page 7: ...the largest dimension across the unit MUST be used across the top of the unit Units may be moved or lifted with a forklift Slotted openings in the base rails are provided for this purpose LENGTH OF F...

Page 8: ...15 times as much water as other oils designed for HCFC and CFC refrigerants Take all necessary precautions to avoid exposure of the oil to the atmosphere POE polyolester compressor lubricants are know...

Page 9: ...2 23 1 36 160 208 230 1 60 3 4 2 3 0 58 0 80 460 3 60 2 12 2 19 87 460 1 60 3 4 2 1 6 30 7 40 575 3 60 2 8 7 14 62 575 1 60 3 4 2 1 4 22 3 30 J15YC 208 230 3 60 2 25 0 39 164 208 230 1 60 1 3 4 2 1 6...

Page 10: ...4 4 0 24 0 30 J12YC 208 230 3 60 2 22 4 35 149 208 230 1 60 3 4 2 3 0 10 0 66 5 80 460 3 60 2 10 6 17 75 460 1 60 3 4 2 1 6 5 0 32 1 40 575 3 60 2 7 7 12 54 575 1 60 3 4 2 1 4 4 0 24 0 30 J12YD 208 2...

Page 11: ...tures must also be insulated Never solder suction and liquid lines together They can be taped together for convenience and support purposes but they must be completely insulated from each other The li...

Page 12: ...disks the flow of Nitrogen will prevent any debris from entering the system Unbraze both liquid and suction sealing disks and prepare the joints for connections of the main lines Connect the main liqu...

Page 13: ...tem 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 u...

Page 14: ...NC ND Evaporator models isolation relays must be installed to avoid overloading on 75 VA transformers on the condensing unit Figure 5 J10 thru J20NC Liquid Line Solenoid Wiring THERMOSTAT TWO STAGE C...

Page 15: ...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 THERMOSTAT TWO STAGE...

Page 16: ...lays must be installed to avoid overloading on 75 VA transformer on the condensing unit Figure 8 J10 thru J20NC Liquid Line Solenoid Wiring NOTE Refer to Evaporator unit wiring diagram for control of...

Page 17: ...orator 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 R C Y2 G W1 THERMOSTAT...

Page 18: ...rator 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 R C Y1 G W1 R C Y1 G W1...

Page 19: ...ight Dimensions MODEL A J07YC 44 5 J10YC 50 0 J10YD 50 0 J12YC 50 0 J12YD 50 0 LEFT REAR RIGHT FRONT RIGHT 2X 0 875 KNOCKOUT 30 994 2X 1 375 KNOCKOUT CONVENIENCE OUTLET 7 000 10 000 24 000 31 758 7 00...

Page 20: ...tem 1 piping dimensions when applying a J15 20 25YC model system LEFT RIGHT FRONT REAR FRONT FRONT PIPING DETAIL RIGHT SYSTEM 2 SYSTEM 1 7 000 7 000 23 000 37 000 64 000 2X 0 875 KNOCKOUT 2X 1 375 KNO...

Page 21: ...tated manually to check for free rotation 4 Are all wiring connections tight 5 Does the available power supply agree with the nameplate data on the unit 6 Is the control circuit transformer set for th...

Page 22: ...itch opens during normal operation the Simplicity control board will de energize the compressor initiate the ASCD and shut down the condenser fans On startup if the low pressure switch opens the Simpl...

Page 23: ...rate the condenser unit When the thermostat calls for first stage cooling Y1 the Simplicity control board UCB closes the coils of relays RY1 and BR1 and contactor M1 Relay RY1 has three functions 1 co...

Page 24: ...Off Off On On 4 Flashes Not Applicable 5 Flashes LPS1 Compressor Lockout Off Off On Off On 6 Flashes Not Applicable 7 Flashes FS1 Compressor Lockout2 2 Freeze Stat not applicable Off Off On On On 8 F...

Page 25: ...ailure 1 Flash Not Applicable 2 Flashes Control waiting ASCD1 Flashing Off Off On Off 3 Flashes HPS1 Compressor Lockout Off Off Off On On 4 Flashes HPS2 Compressor Lockout Off Off On Off Off 5 Flashes...

Page 26: ...E While in either Setup mode if no buttons are pushed for 60 seconds the display will revert to its normal display exiting the Option Setup mode When saving the control board only saves the parameters...

Page 27: ...his 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 Charging Curves J10YC 200 300 400 500 600...

Page 28: ...his 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 Charging Curves J12YC 200 300 400 500 600...

Page 29: ...his 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 Charging Curves J15YC 200 300 400 500 600...

Page 30: ...his 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 Charging Curves J20YC 200 300 400 500 600...

Page 31: ...is 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 200 300 400 500 600 120 130 140 150 160 17...

Page 32: ...430648 JIM D 1010 32 Johnson Controls Unitary Products Typical Wiring Diagrams Figure 25 Typical J07YC Condensing Unit Wiring Diagram...

Page 33: ...430648 JIM D 1010 Johnson Controls Unitary Products 33 Figure 26 Typical J10 12YC Condensing Unit Wiring Diagram...

Page 34: ...430648 JIM D 1010 34 Johnson Controls Unitary Products Figure 27 Typical J10 12YD Condensing Unit Wiring Diagram...

Page 35: ...430648 JIM D 1010 Johnson Controls Unitary Products 35 Figure 28 Typical J15YC Condensing Unit Wiring Diagram...

Page 36: ...430648 JIM D 1010 36 Johnson Controls Unitary Products Figure 29 Typical J15 20YD Condensing Unit Wiring Diagram...

Page 37: ...430648 JIM D 1010 Johnson Controls Unitary Products 37 Figure 30 Typical J20YC Condensing Unit Wiring Diagram...

Page 38: ...ed 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 Figure 31 Typica...

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