Trane Horizon OAKD Manuals

Manuals and User Guides for Trane Horizon OAKD. We have 1 Trane Horizon OAKD manual available for free PDF download: Installation, Operation And Maintenance Manual

Trane Horizon OAKD Installation, Operation And Maintenance Manual (104 pages)

Indirect Fired Gas/Electric Heat/Air Source Heat Pump

Brand: Trane | Category: Heat Pump | Size: 18.36 MB

Table of Contents
7
Model Number Descriptions
10
Horizon Outdoor Air Unit
10
General Information
13
Overview of Manual
13
Model Number Description
13
Unit Nameplate
13
Compressor Nameplate
13
Unit Description
13
Indoor Fan Failure Input
13
Low Pressure Control Reliatel Control
13
Refrigerant Circuits
13
High Pressure Control Reliatel Control
13
Space Temperature / RH Sensor (Optional)
14
High Temperature Sensor
14
Outdoor Air Temperature and Relative Humidity Sensor
14
Hot Gas Reheat
14
Percent Outdoor Air Hood with Damper and Filters
14
Modulating Indirect Fired Gas Burner
14
Through the Base Electrical with Disconnect Switch
14
Through the Base Gas Piping
14
Hinged Access Doors
14
Modulating Electric Heat
14
Hot Water Coils
15
Suction Pressure Monitoring
15
Head Pressure Control
15
Unit Inspection
15
First Aid Measures
15
Storage
15
Unit Clearances
16
Unit Clearances, Curb Dimensions, and Dimensional Data
17
OAK Units
17
OAN Units
21
Unit Weight and Rigging
25
Unit Weight
25
Rigging
27
Installation
28
Ductwork
28
Units with Indirect Fired Gas Heat
28
General Unit Requirements
29
Main Electrical Power Requirements
29
Condensate Drain Configuration
29
Chilled Water Connection Size and Location
30
Filter Installation
30
Field Installed Power Wiring
30
Main Unit Power
31
Standard Wiring
32
Voltage Imbalance
32
Electrical Phasing (Three-Phase Motors)
33
Compressor Crankcase Heaters
33
Main Unit Display and Reliatel Controls
34
Field-Installed Control Wiring
34
Control Power Transformer
34
Controls Using 24 Vac
35
Controls Using DC Analog Input/Output (Standard Low Voltage Multiconductor Wire)
35
DC Conductors
36
Factory-Provided Sensors
36
Pre-Start Check List
37
System Configuration and Pre-Start
38
Pre-Start up
48
Start up
48
Cooling Start up
48
Startup
50
Indirect Fired Gas Heating Startup
50
Startup Procedure
51
Safety Controls
54
Maintenance
55
Monthly Maintenance
55
Filters
55
Supply/Return Air Smoke Detector Mainte
55
Nance
55
Cooling Season
55
Heating Season
55
Condenser Coil Cleaning
56
Final Process
56
Performance Data
58
Superheat and Refrigeration Circuit Data
68
Non-Heat Pump Units
68
ASHP Units
72
Alarms and Troubleshooting
76
Microprocessor Control
76
System Alarms
76
Sensor Failure Alarm Display
76
RTRM Failure Modes
80
Variable Speed VFD Troubleshooting
80
Appendix
81
OAU Filter Guide
81
Field Installation of Factory-Provided Sensors
82
Attention Startup or Service Technician
86
Horizon UC600 V11.0 Released
86
Documents Included in this Packet
86
Unchanged from Previous Versions
86
Summary of Improvements Suction Pressure Monitoring
86
Compressor Run Status and Diagnostics
86
Updated Point Names to Match Tracer SC
86
Evaporator Leaving Temperature Setpoint Reset
86
Minimum Supply Air Flow Setpoints
86
Gas Heater Staging off at Minimum Capacity
86
Space Control or Single Zone VAV and OA Setpoints
87
Discharge Air Temp. Reset for Single Zone VAV
87
Supply Fan Tracking for Exhaust Fan (Field Enabled)
87
Hot Water Reheat
87
Expanded Fallback Control
87
Sequence of Operation
88
General
88
Program-Controlled Setpoints
88
Space Control and Single Zone VAV Control
88
Discharge Air Control and Multi-Zone VAV Control
88
Occupied Control
88
Starting Sequence
88
Supply Fan Sequence
88
Economizer Mode
89
Ventilation Mode
89
Discharge Air Control
89
Multi-Zone VAV Control
89
Space Control
89
Single Zone VAV Control
89
Primary Heating Mode Discharge Air Control
89
Space Control or Single Zone VAV Control
89
Air
89
Space Control or Single Zone VAV Control with no Energy Recovery Wheel and 100% Outdoor Air
90
Gas Heat Ignition Failure
90
Heat Pump Heating Mode
90
Water Source Heat Pump
90
Air Source Heat Pump - Demand Defrost Control
90
Cooling Mode Discharge Air Control
90
Multi-Zone VAV Control
90
Air
91
Space Control or Single Zone VAV Control with no Energy Recovery Wheel and 100% Outdoor Air
91
Compressor Low Ambient Lockout
91
Evaporator Frost Protection
91
Dehumidification Mode
91
Discharge Air Control
91
Multi-Zone VAV Control
91
Space Control with Energy Recovery Wheel or Has Mixed Air
91
Space Control with no Energy Recovery Wheel and 100% Outdoor Air
91
Hot Gas Reheat Purge
91
Supplemental Hot Water Reheat
92
Hot Water Reheat (no Hot Gas Reheat Installed)
92
Exhaust Fan Operation with Isolation Exhaust Fan Damper(S)
92
Without Isolation Exhaust Fan Dampers
92
With Modulating OA/RA Dampers
92
ECM Exhaust with 2-Position OA Damper
92
VFD Exhaust with 2-Position OA Damper
92
Energy Recovery Wheel Operation (ERV)
92
Energy Wheel Without VFD
92
Energy Wheel with VFD
92
Outdoor Airflow Monitoring
93
Optional Field Enabled Features Demand Control CO2 Ventilation
93
Exhaust Fan Tracking
93
Static Pressure Control for Exhaust Fan
93
Unoccupied Operation
93
Starting Sequence
93
With Return Air Damper Installed
93
No Return Air Damper Installed
93
Unoccupied Heating Mode
93
Unoccupied Dehumid Mode
93
Sensor Source Failures
95
Economizer Fault Detection And Diagnostics
95
Startup Form
96
Trane® Horizon™ DOAS
96
Pre-Startup Checklist
96
Voltages
97
Motor Data
98
Compressor Data
98
Actuators
98
Refrigeration Startup
99
Test Procedures
99
Indirect Fired Gas Heat Startup
100
Furnace Data
100
Gas Pressure Settings
100
Electric Heat Startup
100
Heater Data
100
Programming and Commissioning Program Control Type (MV-13)
101
Description
101
Commissioning
101
Typical Setpoints
102
Final Notes
103

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Trane Horizon OAKD Installation, Operation And Maintenance Manual (104 pages)

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