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217

JOHNSON CONTROLS

SECTION 10 – MAINTENANCE

FORM 150.67-NM1

ISSUE DATE: 4/28/2017

The table below shows the minimum, maximum, and default values.

TABLE 38 - MINIMUM, MAXIMUM AND DEFAULT VALUES

DESCRIPTION MINIMUM MAXIMUM DEFAULT

DE MODIFIER ADDRESS -1 41943 -1

DE MODIFIER OFFSET -1 99 -1

P1 BAUD RATE 1200 76800 4800

1200, 4800, 9600, 19200, 38400, 76800, AUTO SELECTABLE

P2 BAUD RATE 1200 57600 1200

1200, 4800, 9600, 19200, 38400, 57600 SELECTABLE

P1, P2 MANUAL MAC

ADDRESS

-1 127 -1

P1, P2 PARITY NONE IGNORE NONE

NONE, EVEN, ODD, IGNORE SELECTABLE

P1 PROTOCOL BACNET API BACNET

BACNET, API SELECTABLE

P2 PROTOCOL TERMINAL MODBUS CLIENT API

TERMINAL, MODBUS IO, MODBUS SERVER, API, MODBUS CLIENT selectable

P1, P2 STOP BITS 1 2 1

RESET REAL TIME ERROR NO YES NO

035-02550-xxx I/O Board

FIGURE 62 - MICRO PANEL CONNECTIONS

Default Chapter5
- Table of Contents5
Section 1 – General Chiller Information and Safety15
- Responsibility for Safety16
- Pressure Systems17
FIGURE 1 - YCAL Air-Cooled Scroll Chillers19
Section 2 – Product Description19
- Condenser20
- Unit On/Off Switch21
  - Discharge Pressure Transducers and Readout Capability22
- Accessories and Options22
- FIGURE 2 - Unit Components Single System Units25
- Unit Components YCAL0019 - 003325
- Control - Power Panel Components YCAL0019-003326
- Unit Components - YCAL0043 - 006627
- Control / Power Panel Components - YCAL0043 - 006628
Section 3 - Handling and Storage35
- Delivery and Storage35
- Inspection35
- Moving the Chiller (YCAL0043 - 0066 Dual System Only)35
  - Lifting Weights35
- Moving the Chiller (YCAL0019 - 0033 Single Circuit Only)35
- Unit Rigging36
  - Lifting Weights36
FIGURE 7 - Unit Rigging/Lifting (YCAL0019 - 0033 Single Circuit Models Only)36
FIGURE 8 - Unit Rigging/Lifting (YCAL0043- 0066 Dual Circuit Models)37
Section 4 - Installation39
- Handling39
- Inspection39
- Installation Checklist39
- Location and Clearances39
  - Ground Level Locations39
  - Rooftop Locations40
  - Noise Sensitive Locations40
- Chilled Liquid Piping40
- Compressor Mounting40
- Remote Cooler Option40
- Spring Isolators (Optional)40
- Duct Work Connection41
  - Field Wiring41
  - FIGURE 9 - Chilled Liquid System41
  - General Requirements41
  - Wiring41
  - FIGURE 10 - Single-Point Supply Connection - Terminal Block, Non-Fused Disconnect Switch or Circuit Breaker44
  - Control Wiring45
- Pipework Arrangement41
- Alarm Status Contacts42
- Evaporator Pump Start Contacts42
- Flow Switch Input42
- Load Limit Input42
- Remote Emergency Cutoff42
- Remote Start/Stop Contacts42
- Remote Temp Reset Input42
- System Run Contacts42
- Compressor Heaters43
- High Pressure Cutout43
- Relief Valves43
- FIGURE 11 - Control Wiring45
- TABLE 1 - Temperatures and Flows47
- TABLE 2 - Voltage Limitations47
- Operational Limitations (SI)50
  - Voltage Limitations50
Section 5 - Technical Data47
- Operational Limitations (English)47
  - Voltage Limitations47
  - TABLE 5 - Ethylene and Propolyne Glycol Correction Factors50
  - TABLE 4 - Voltage Limitations50
  - TABLE 3 - Temperatures and Flows (Si)50
  - TABLE 6 - Physical Data (English)53
  - Electrical Data (English)54
  - TABLE 7 - Electrical Data (English)54
  - TABLE 8 - Micro Panel Power Supply58
  - TABLE 9 - Voltage Range58
  - Electrical Notes and Legend59
- Physical Data (English)53
- FIGURE 12 - Control Wiring Diagram, Single Circuit, Ipu II60
- FIGURE 13 - Control Wiring Diagram, Single Circuit, Ipu II63
- FIGURE 14 - Control Wiring Diagram, Dual Circuit, Ipu II64
- FIGURE 15 - Control Wiring Diagram, Dual Circuit, Ipu II66
- FIGURE 16 - Control Wiring Diagram, Details, Single Circuit68
- FIGURE 17 - Control Wiring Diagram, Details, Dual Circuit70
- FIGURE 18 - Power Wiring, Single Circuit72
- FIGURE 19 - Power Wiring, Single Circuit74
- FIGURE 20 - Power Wiring, Single Circuit76
- FIGURE 21 - Power Wiring, Single Circuit78
- FIGURE 22 - Power Wiring, Dual Circuit80
- FIGURE 23 - Power Wiring, Dual Circuit82
- FIGURE 24 - Connection Wiring, Single Circuit84
- FIGURE 25 - Connection Wiring, Single Circuit86
- FIGURE 26 - Connection Wiring, Single Circuit88
- FIGURE 27 - Connection Wiring, Single Circuit90
- FIGURE 28 - Connection Wiring, Dual Circuit92
- FIGURE 29 - Connection Wiring, Dual Circuit94
- FIGURE 30 - Unit Clearances - All Models132
- General133
- Weight Distribution and Isolator Mounting Positions YCAL0019 - 0033 (Without Pump Package Option)133
  - Isolator Selection134
  - General135
FIGURE 31 - One Inch Deflection Spring Isolator Cross-Reference136
FIGURE 32 - One Inch Deflection Spring Isolators Installation Instructions137
FIGURE 33 - Durulene Isolator Cross-Reference138
FIGURE 34 - Installation of Durulene Vibration Isolators139
FIGURE 35 - Two Inch Deflection Seismic Isolator Cross-Reference140
FIGURE 36 - Seismic Isolator Installation and Adjustment141
FIGURE 37 - One Inch Deflection Spring Isolator Cross-Reference (Cip-X)142
FIGURE 38 - Neoprene Isolator Cross-Reference144
FIGURE 39 - Two Inch Deflection, Seismic Spring Isolator Cross-Reference145
FIGURE 40 - Slrs Seismic Isolator Installation and Adjustment146
Section 6 - Commissioning147
- Commissioning147
- Preparation - Power off147
- Preparation - Power on148
- Equipment Start-Up Checklist149
- Checking Superheat and Subcooling150
- TABLE 10 - Setpoints Entry List150
- Leak Checking151
- Unit Operating Sequence152
Section 7 – Unit Controls153
- Unit Switch154
- Status Key155
- Display/Print Keys161
TABLE 16 - Unit Keys Options Programming Quick Reference List182
Section 8 – Unit Operation183
- FIGURE 42 - Setpoint Adjust184
- Leaving Chilled Liquid Control Override to Reduce Cycling184
- TABLE 20 - YCAL0019 - YCAL0033 Condenser Fan Control Using Discharge Pressure188
- TABLE 23 - YCAL0043 - YCAL0066 Condenser Fan Control Using Discharge Pressure Only189
- YCAL0019-0028 Low Ambient Fan Control Option190
FIGURE 58 - Inverter Wiring199
TABLE 28 - YCAL0043-0066 VFD Low Ambient Option - Condenser Fan Control Operation199
TABLE 29 - Compressor Operation -Load Limiting200
Section 9 – Service and Troubleshooting203
- Service Mode – Chiller Configuration204
- Control Inputs/Outputs205
- TABLE 31 - I/O Digital Outputs205
- TABLE 30 - I/O Digital Inputs205
TABLE 37 - Troubleshooting212
Section 10 – Maintenance215
- Overall Unit Inspection216
  - FIGURE 62 - Micro Panel Connections217
  - Yorktalk 2 Communications223
- Bacnet and Modbus Communications219

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Brand	York
Model	YCAL0066
Category	Chiller
Language	English