Table of Contents
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R-410A
ZH SERIES W/SMART EQUIPMENT™
6-1/2 - 12-1/2 Ton
60 Hertz
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Preceding Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Limitations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Rigging And Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Ductwork . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Side Panels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Condensate Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Compressors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Power And Control Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Optional Electric Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Optional Gas Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Options/Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Optional Variable Air Volume (VAV) . . . . . . . . . . . . . . . . . . . . 35
Optional Hot Gas Bypass (HGBP) . . . . . . . . . . . . . . . . . . . . . . 37
Economizer Sequences . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Dry Bulb Changeover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Single Enthalpy Changeover . . . . . . . . . . . . . . . . . . . . . . . . . . 37
1 ZH078-150 Unit Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2 Weights and Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3 ZH078-150 Unit Accessory Weights . . . . . . . . . . . . . . . . . . . . 9
4 ZH078-150 Unit Physical Dimensions . . . . . . . . . . . . . . . . . . 10
5 ZH078-150 Unit Clearances . . . . . . . . . . . . . . . . . . . . . . . . . 11
6 Side Duct Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
7 Left/End Duct Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
8 Control Wire Sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
9 Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
10 ZH078-150 Physical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
11 Electric Heat Minimum Supply Air . . . . . . . . . . . . . . . . . . . . . 31
12 Gas Pipe Sizing - Capacity of Pipe . . . . . . . . . . . . . . . . . . . . 32
13 Gas Heat Minimum Supply Air . . . . . . . . . . . . . . . . . . . . . . . 33
14 Smart Equipment™ Economizer Board Details . . . . . . . . . . 39
15 Supply Air Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
16 Altitude/Temperature Correction Factors . . . . . . . . . . . . . . . 44
17 Airflow Performance - Side Duct Application . . . . . . . . . . . . . 46
1 Unit Shipping Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2 Condenser Covering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3 Compressor Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
®
4 Predator
Component Location (ZH120 Shown) . . . . . . . . . . 6
5 Unit 4 Point Load Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
6 Unit 6 Point Load Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
7 Center of Gravity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
8 ZH078-120 Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . 9
9 ZH150 Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . 10
10 ZH078-150 Unit Bottom Duct Openings . . . . . . . . . . . . . . . . 12
11 ZH078-150 Unit Electrical Entry . . . . . . . . . . . . . . . . . . . . . . 13
12 ZH078-120 Unit Side Duct Openings . . . . . . . . . . . . . . . . . . 13
13 ZH150 Unit Side Duct Openings . . . . . . . . . . . . . . . . . . . . . 14
14 ZH078-150 Unit Left/End Duct Opening . . . . . . . . . . . . . . . . 14
15 ZH078-150 Roof Curb . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
16 ZH078-150 Transition Roof Curb . . . . . . . . . . . . . . . . . . . . . 15
17 Side Panels With Hole Plugs . . . . . . . . . . . . . . . . . . . . . . . . 16
18 Return Downflow Plenum With Panel . . . . . . . . . . . . . . . . . . 16
TABLE OF CONTENTS
Dual Enthalpy Changeover . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Auto . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Free Cooling Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Power Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Airflow Performance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Air Balance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Checking Air Quantity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Cooling Sequence Of Operation . . . . . . . . . . . . . . . . . . . . . . . 53
Cooling Operation Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Electric Heating Sequence Of Operations. . . . . . . . . . . . . . . . 56
Electric Heat Operation Errors . . . . . . . . . . . . . . . . . . . . . . . 56
Gas Heating Sequence Of Operations . . . . . . . . . . . . . . . . . . 57
Gas Heating Operation Errors . . . . . . . . . . . . . . . . . . . . . . . 58
Start-Up (Cooling) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Start-Up (Gas Heat) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Checking Gas Heat Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Charging The Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Control Board Navigation Components . . . . . . . . . . . . . . . . . . . . 62
Start-Up Sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
LIST OF TABLES
18 Airflow Performance - Bottom Duct Application . . . . . . . . . . 48
19 RPM Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
20 Indoor Blower Specifications . . . . . . . . . . . . . . . . . . . . . . . . . 50
21 Power Exhaust Specifications . . . . . . . . . . . . . . . . . . . . . . . . 50
22 Motor Sheave Datum Diameters . . . . . . . . . . . . . . . . . . . . . . 52
23 Additional Static Resistance . . . . . . . . . . . . . . . . . . . . . . . . . 53
24 Electric Heat Limit Setting 50" Cabinet . . . . . . . . . . . . . . . . . 57
25 Electric Heat Limit Setting 42" Cabinet . . . . . . . . . . . . . . . . . 57
26 Electric Heat Anticipator Setpoints . . . . . . . . . . . . . . . . . . . . 57
27 Gas Heat Limit Control Settings . . . . . . . . . . . . . . . . . . . . . . 59
28 Gas Heat Anticipator Setpoints . . . . . . . . . . . . . . . . . . . . . . . 59
29 Gas Rate Cubic Feet Per Hour . . . . . . . . . . . . . . . . . . . . . . . 61
30 Gas Heat Stages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
31 Smart Equipment™ UCB Details . . . . . . . . . . . . . . . . . . . . . 63
33 Ignition Control Flash Codes . . . . . . . . . . . . . . . . . . . . . . . . . 69
LIST OF FIGURES
19 Discharge Panel In Place . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
20 Save Side Panels For Economizer Hood Tops . . . . . . . . . . 16
21 Condensate Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Heat and All Units With VFD Option . . . . . . . . . . . . . . . . . . 18
VFD Option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
24 Typical Electronic Thermostat Field Wiring . . . . . . . . . . . . . 20
25 Side Entry Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
26 Bottom Entry Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
27 Simplified VFD Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
28 SE-ECO1001-0 Economizer Controller . . . . . . . . . . . . . . . . 39
29 Belt Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
30 Altitude/Temperature Correction Factors . . . . . . . . . . . . . . . 44
31 Dry Coil Delta P . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
32 Typical Flame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
33 Typical Gas Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
34 Unit Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
5167515-YIM-H-0518
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Table of Contents
Related Manuals for York Predator ZH150
Summarization of Contents
General Information and Safety
Safety Considerations
Explains safety terms (DANGER, WARNING, CAUTION) and symbols.
Installation and Limitations
Preceding Installation
Details steps to take before starting the main installation process.
Duct and Electrical Connections
Unit Side Duct Openings
Illustrates side duct opening locations and dimensions for the unit.
Unit Side Duct Openings
Unit Left/End Duct Opening
Shows left/end duct opening dimensions for the unit.
Unit Left/End Duct Opening
Roof Curb Details
Provides dimensions and installation details for roof curbs.
Roof Curb Details
Ductwork and Component Installation
Covers ductwork design, covers, side panels, and condensate drain.
Ductwork and Component Installation
Compressors, Filters, and Wiring
Details compressor, filter, and power/control wiring information.
Compressors, Filters, and Wiring
Field Wiring and Disconnects
Illustrates typical field wiring for disconnects and power connections.
Field Wiring and Disconnects
Thermostat Wiring
Provides guidelines for thermostat wiring and control wire sizing.
Thermostat Wiring
Typical Thermostat Wiring Diagram
Illustrates typical wiring connections for electronic thermostats.
Physical Data Overview
Fan and Coil Specifications
Covers condenser and evaporator fan data, plus coil specifications.
Fan and Coil Specifications
Optional Electric Heat
Information on factory-installed electric heaters, wiring, and CFM limitations.
Optional Electric Heat
Optional Gas Heat and Piping
Details on gas heaters, heat exchangers, ignition, and gas piping sizing.
Optional Gas Heat and Piping
Gas Connection and LP Gas
Covers gas connection procedures and LP gas unit requirements.
Gas Connection and LP Gas
Ventilation and Smoke Detectors
Information on ventilation, combustion air, and smoke detector systems.
Ventilation and Smoke Detectors
Economizer, Power Exhaust, and VAV
Covers economizer, power exhaust, and VAV system options and operation.
Economizer, Power Exhaust, and VAV
Variable Frequency Drive (VFD) Details
Details on VFD mounting, wiring, and 'VFD-ready' configurations.
Variable Frequency Drive (VFD) Details
Economizer Sequences and Free Cooling
Explains economizer sequences and free cooling operation modes.
Economizer Sequences and Free Cooling
Power Exhaust Operation
Covers setpoints, inputs, and operation of the power exhaust system.
Power Exhaust Operation
Economizer Controller and Board Functions
Details the economizer controller board and its terminal functions.
Economizer Controller and Board Functions
Sensor Connections and Air Quality
Covers IAQ sensor connection and other sensor inputs.
Sensor Connections and Air Quality
UCB Terminal Connections
Details UCB connections for various inputs, outputs, and safety controls.
UCB Terminal Connections
Belt Tension and Drive Selection
Covers belt tension adjustment and the process for selecting blower drives.
Belt Tension and Drive Selection
Altitude and Temperature Corrections
Explains how to adjust for altitude and temperature effects on airflow performance.
Altitude and Temperature Corrections
Airflow Performance Tables
Provides airflow performance data for side and bottom duct applications.
Airflow Performance Tables
Air Balance and Supply Air Drive Adjustment
Covers air balance checks and adjusting blower speed for required CFM.
Air Balance and Supply Air Drive Adjustment
Operation and Cooling Sequences
General operation overview and detailed cooling sequences.
Operation and Cooling Sequences
VAV Startup and Safety Controls
Details VAV startup, control, and refrigerant safety controls.
VAV Startup and Safety Controls
Low Ambient Cooling and Electric Heat Sequences
Covers low ambient operation and sequences for electric heating.
Low Ambient Cooling and Electric Heat Sequences
Gas Heating Sequences and Errors
Explains gas heating sequences, errors, and limit controls.
Gas Heating Sequences and Errors
Start-Up Procedures
Provides pre-start and operating instructions for unit startup.
Start-Up Procedures
Gas Heat Input and Pressure Adjustment
Instructions for checking gas heat input and adjusting manifold pressure.
Gas Heat Input and Pressure Adjustment
Burner Servicing and Control Board
Covers burner servicing and navigation of the unit control board.
Burner Servicing and Control Board
Unit Control Board (UCB) Details
Explains the terminals and functions of the Smart Equipment™™ Unit Control Board.
Unit Control Board (UCB) Details
UCB Terminal Connections Overview
Details UCB connections for thermostat, sensors, LEDs, and communication.
UCB Terminal Connections Overview
UCB Input/Output and Safety Connections
Details UCB connections for inputs, outputs, and safety switches.
UCB Input/Output and Safety Connections
UCB Communication Interfaces and Bus Cables
Covers UCB communication interfaces, bus cables, and ignition codes.
UCB Communication Interfaces and Bus Cables
Start-Up Sheet and Checklists
Provides a startup sheet and inspection checklists for the unit.
Start-Up Sheet and Checklists
Startup Safety and Design Information
General safety warnings and fields for design application data.
Startup Safety and Design Information
Startup Inspection Checklists
Checklists for various inspection categories during startup.
Startup Inspection Checklists
Operating Measurements - Air Flow
Procedures and fields for recording airflow measurements.
Operating Measurements - Air Flow
Operating Measurements (Cooling & Gas Heating)
Fields for recording operating measurements for cooling and gas heating.
Operating Measurements (Cooling & Gas Heating)
Staging Controls and Final Inspection
Verifies staging controls and performs final inspection procedures.
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