Models
JO and later design sequence
 HazardousVoltage w/Capacitors
Introduction
Hazard Identification
Special Note on Refrigeration Emissions
 Contents
 Refrigerant Handling Procedures
Features and Benefits
 Modular Series Self-Contained Unit Components
 Unit Nameplate
Installation information
 Model Number Description
Model Number Description Scwg
 Digit 24 Unit Connection
Digit 31 Compressor ServiceValves
Digit 22 Unit Finish
Digit
 Model Number Description Pswg
Self-Contained Ship-WithAccessory Model Number Description
 After-ShipmentAccessory Model Number
 Shipping Package
Receiving and Handling
 Installation Preparation
 TopView CCRC/CIRC 20, 29
ServiceAccess
Table I-PC-1. Service and code clearance requirements
Section
 Lifting Equipment Capacity
Rigging and Unit Handling
 Figure I-PC-7.Assembled modular unit proper rigging
Unit Handling Procedure
 Units with Thermostat Only
Split-Apart Unit Assembly
IntelliPak UnitsUCM Only
Remove panels FML, FMM, and FMR
 Figure I-PC-9 How to assemble the split apart modular unit
 Skid Removal
Pre-Installation Checklist
External Unit Isolation
 Left-side view
Dimensions
Weights
SCWG/SIWG Dimensions,
 SCRG/SIRGWeight, lbs
SCRG/SIRG Dimensions,
Left-side View Right-side view Top view
 Detail Dimensions,
Dimensions Weights
 CCRC/CIRC Refrigerant connections,
CCRC/CIRC Air-cooled condenser dimensions & weight, in-lbs
CCRC/CIRC -Air-Cooled Condenser
CCRC/CIRC Electrical connections,
 Hot Water Coil
Hot water coil dimensions & weight, in-lbs
 Steam Coil
Steam coil dimensions, in-lbs
 Electric Heat Coil
Electric heat coil dimensions & weight, in-lbs
Flexible Horizontal Discharge Plenum
 Waterside Economizer
Waterside economizer weight, in-lbs
 Airside Economizer
Airside economizer dimensions & weight, in-lbs
Detail a Detail B
 Result in death or serious injury Mounting Requirements
Dimensions Weights VFD
Variable Frequency Drive Option VFD
Control and LineVoltage
 VFD with bypass dimensions,
Electrical Installation Procedure
Variable Frequency Drive with Bypass
 Hazardous Voltage w/Capaci- tors
Mechanical Specifications
Duct Connections
Water Piping
 Table I-MR-1. Water Connection Sizes
Waterside Piping Arrangements
 Refrigerant Piping Air-Cooled Units Only
Brazing Procedures
Hazard of Explosion and Deadly Gases
 Equipment Damage
Unit Wiring Diagrams
Supply PowerWiring
Live Electrical Components
 Selection Procedures
 Shipping bracket
Installation requirements
Pre-Startup Procedures
Supply Fan Isolators
 Figure I-PR-3. Correct plenum insulation placement
 Unit Handling
Airside Economizer Installation
Unit Installation
Field Wiring Connections
 Installing theTransducer
Static PressureTransducer Installation VAV units only
Transducer Location
 Figure I-PR-7. Installing the waterside economizer
Waterside Economizer Installation Procedure
 Tubing assemblies for waterside econo Mizer left-hand piping
 Waterside Economizer Ship-Separate Parts List
 Installation Procedure
Hydronic Coil Installation
Unit Structural Integrity
 Electric Heat CoilWiring Procedure
Electric Heat Installation
Table I-PR-2.Available Electric Heat kW
 BAYSENS077* Description
Standard with All IntelliPak Units
Zone Sensor Options for IntelliPak Control Units
CV Unit Zone Sensor Options
 BAYSENS073 Description
CV andVAV Unit Zone Sensor Options
VAV Unit Zone Sensor Option
BAYSENS074 Description
 Mounting the Subbase
Zone Sensor Installation
Wiring
Mounting Location
 Right
 Mounting Directly to the Wall Mounting to Junction Box
 Variable AirVolume Zone Sensor BAYSENS020B Description
ConstantVolume Zone Sensor BAYSENS019 Description
Programmable Zone Sensors
 Airflows from adjacent zones or other units
Programmable Zone Sensor Installation
 Time Clock Option
Time Clock Installation
Time Clock Installation Checklist
Wiring theTimeclock
 Location Recommendations
Remote Human Interface Panel Installation
Human Interface HI Panel
Remote Human Interface Panel
 Mounting the Remote Human Interface RHI Panel
Procedure
Wall Mounting the RHI Panel
 Pre-startup
 Interprocessor Communication Bridge ModuleWiring
Wiring the Remote Human Interface
LowVoltage AC FieldWiring Connections
Communication Link ShieldedTwisted PairWiring
 Pre-Startup Checklist
Connecting toTracer Summit
 Programmable Zone Sensor Options
Installation programming
 During Programming Indicates
Heat supply air Cool supply air Warmup temperature
 Keypad Operation
 Up and Down Button Arrows
Temporary Manual Override
Time Button
Keypad Lockout
 Figure I-P-6.Temporary manual override menu screen
Temporary Override Run Mode
 Table I-P-1. Zone sensor BAYSENS019 option menu settings
Figure I-P-7.Temporary manual override run mode screen
 Off Flashing
Remote Panel Indicator Signals From UCM to ZSM
Intelligent Copy
To use Intelligent Copy
 Figure I-P-9.BAYSENS019 complete icon display
Icon Descriptions
 Figure I-P-10.BAYSENS020 complete icon display
 To review and change programs
Setting theTime
Programming theTime Clock Option
Programming
 Compressor Damage
Installation startup
Unit Startup Procedures
Pre-Startup Checklist
 Evaporator
Startup Log
Compressor Amp Draw
 Air Cooled Units
Water Cooled Units
 Points List -TracerTMLCI-I Module
Points List RTM Module
Points List Gbas Module
Points List Ecem Module
 RTM Module Board Standard on all Units
Unit Control Components
 VAV Box Option
Table O-GI-2. RTM sensor resistance vs. temperature
Table O-GI-3. RTM setpoint analog inputs
 Heat Module
Human Interface Module Standard on all Units
Ventilation Override Module VOM Option
 Supply fan on Supply fan VFD on if equipped
Purge sequence D
 Generic BuildingAutomation System Module Option
 Table O-GI-7. Gbas input voltage corresponding setpoints
Table O-GI-6. Gbas analog input setpoints
 Waterside Components
 Figure O-GI-3. Basic water piping, constant water flow
 UnitAirside Components
 General Operation information
 Air-Cooled Condensers
Airside Economizer Interface with Comparative Enthalpy
 ProperWaterTreatment
Input Devices and System Functions
 Filter Switch
Return AirTemperature Sensor
Supply Air Temperature Sensor
Supply Airflow Proving Switches
 Tracer Summit System
Operation operation
Control Sequences Operation
Unoccupied Sequence of Operation
 Cycling Capacity Morning Warmup MWU
Morning Warmup
Timed Override Activation ICS
 Occupied Sequence
 Electric Heat
Supply Air Setpoint Reset VAV Units Only
Mechanical Cooling
Water-Cooled Units Only
 Compressor Lead/Lag Operation
Compressors
Table O-SO-1. Compressor Stages
 Evaporator Coil Frost Protection
Step Control
Table O-SO-2. Pressure cutouts
 Operation
Service Valve Option
 Table M-GI-1. SCWG/SIWG/SCRG/SIRG General Maintenance Data
Maintenance information
 Maintenance Procedures
Maintenance procedures
Air Filters
 Inspecting and Cleaning the Fan
Inspecting and Cleaning the Drain Pan
Remove all standing water
 Variable Frequency Drive VFD
Supply Fan
Fan Drive
 Table M-MP-3. Compatible Fan Bearing Grease
Fan Bearings
Table M-MP-1. Baldor Fan Bearing Lubrication Schedule
Table M-MP-2.AO Smith Bearing Lubrication Schedule
 Deflection = belt span/64
Fan BeltTension
Table M-MP-4. Fan shaft bearing torques
 Belt
Adjusting BeltTension
 Confined Space Hazards
Refrigerant System
Refrigerant Evacuation
 R407c
Refrigerant LeakTesting
Motor Winding Damage
Use of Pressure Regulator Valves Gauges
 Maintenance
 Proper Coil CleaningAgent
Coil Fin Cleaning
Inlet GuideVanes
 Coil Freezeup
 Piping Components
Chemical Cleaning of Condenser and Economizer Coil
Flow Switch Maintenance
Cleaning the Flow Switch
 Annual Maintenance
Maintenance Periodic Checklists
Monthly Checklist
Semi-Annual Maintenance
 System Checks
Check the zone thermostat settings
Operating Procedures
Common Unit Problems and Solutions
 Diagnostics
Maintenance diagnostics
 Entering Water Temp Sensor Fail
Heat Module Auxilliary Temperature Sensor Fail
Emergency Stop
Entering Cond WaterTemp Sensor Fail
 MCM Communications Failure
Mode Input Failure
Low Air Temp Limit Trip
Low Pressure Control Open Circuit 1, 2, 3, or
 Temp. Sensor Failure
NSB Panel ZoneTemperature Sensor Failure
Check Field/unit wiring between RTM and NSB Panel
Humidity Sensor Failure
 RTM Zone Sensor Failure
RTM Data Storage Error
 LCI-I Module Comm Failure
Supply Fan VFD Bypass Enabled
ProblemThe LCI-I has lost communication withTracer Summit
Supply Fan Failure
 VOM Communications Failure
Render all HI keystrokes ineffective
WSM Communications Fail
 Water Flow Fail
WSM Mixed AirTemp Sensor Fail
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 115
 Literature Order Number