“JO” and later design sequence
Installation, Operation, & Maintenance
IntelliPak TM Commercial Self-Contained
Modular Series, 20-35tons
Introduction
Hazard Identification
Special Note on Refrigeration Emissions
NOTICE
Contents
Installation …………………………........…....…6
Maintenance ……………………………………91
Operation ………………………………………70
Service Equipment and Procedures
Features and Benefits
Refrigerant Handling Procedures
SCXG-SVX01B-EN
Features and Benefits
Modular Series Self-ContainedUnit Components
Installation information
general
Unit Nameplate
Control Options
Model Number Description SCWG
Model Number Description
Digit 5 - Refrigerant Circuit Configuration
Digit 9 - AirVolume/Temp Control
Digit 31 - Compressor ServiceValves
Model Number Description SCWG
Digit 22 - Unit Finish
Digit
Model Number Description PSWG
Digit 1 - Parts/Accessories
Digit 5 - Sensors and Other Accessories
Digit 6 - Sensors and Thermostats field installed
“After-Shipment”AccessoryModel Number
Digit 1 - Parts/Accessories
Module Field Installed
Digit 23 - High Duct Temperature
pre-installation Installation considerations
Receiving and Handling
Receiving Checklist
Shipping Package
SCXG-SVX01B-EN
Installation Preparation
pre-installation Installation considerations
HazardousVoltage w/Capacitors
ServiceAccess
pre-installation Installation considerations
Rigging and Unit Handling
WARNING Improper Unit Lift
pre-installation Installation considerations
Table I-PC-2.Gravity Block Dimensions
NOTICE
Unit Handling Procedure
pre-installation Installation considerations
Split-ApartUnit Assembly
pre-installation Installation considerations
IntelliPak UnitsUCM Only
Units with Thermostat Only
pre-installation Installation considerations
SCXG-SVX01B-EN
Pre-InstallationChecklist
Skid Removal
External Unit Isolation
pre-installation Installation considerations
Dimensions &
Weights
SCWG/SIWG Dimensions, in
SCWG
SCRG/SIRG Dimensions, in
SCRG
Dimensions &
Weights
Dimensions & Weights
SCRG/SIRG/SCWG/SIWG Detail “A”
Electrical Connections, in
Detail “B” Discharge Options , in front view
CCRC
CIRC
CCRC/CIRC -Air-CooledCondenser
Dimensions &
Hot water coil dimensions & weight, in-lbs
Hot Water Coil
Dimensions & Weights
Steam coil dimensions, in-lbs
Steam Coil
Dimensions & Weights
Electric Heat Coil
Flexible Horizontal Discharge Plenum
Dimensions & Weights
Electric heat coil dimensions & weight, in-lbs
Waterside economizer weight, in-lbs
Waterside Economizer
Dimensions & Weights
Airside
Economizer
Airside Economizer
Dimensions &
Dimensions & Weights VFD
Variable Frequency Drive Option VFD
VFD dimensions, in
Control and LineVoltage
Variable Frequency Drive with Bypass
Dimensions & Weights VFD
Electrical Installation Procedure
VFD with bypass dimensions, in
Mechanical Specifications
Duct Connections
Water Piping
Hazardous Voltage w/Capaci- tors
Waterside Piping Arrangements
Mechanical Specifications
General Waterside Recommendations Cooling Towers
Refrigerant Piping Air-CooledUnits Only
Mechanical Specifications
Brazing Procedures
Hazard of Explosion and Deadly Gases
Unit Wiring Diagrams
Supply PowerWiring
Electrical Requirements
Control Power
Selection Procedures
Electrical Requirements
Installation requirements
Pre-StartupProcedures
pre-startup
HazardousVoltage w/Capacitors
Plenum
Installation requirements
Figure I-PR-3.Correct plenum insulation placement
pre-startup
Airside Economizer Installation
Installation requirements
Unit Installation
Field Wiring Connections
Installation requirements
Installing theTransducer
pre-startup
Transducer Location
pre-startup
Waterside Economizer Installation Procedure
Installation requirements
Installation requirements
pre-startup
tubing assemblies for waterside econo
mizer left-handpiping
pre-startup
Installation requirements
Waterside Economizer Ship-SeparateParts List
Hydronic Coil Installation
Installation requirements
Installation Procedure
pre-startup
Electric Heat Installation
Installation requirements
Installation Procedure
Electric Heat CoilWiring Procedure
Standard with All IntelliPak Units
Zone Sensor Options for IntelliPak Control Units
CV Unit Zone Sensor Options
Installation requirements
CV andVAV Unit Zone Sensor Options
VAV Unit Zone Sensor Option
Installation requirements
pre-startup
Zone Sensor Installation
Installation requirements
Wiring
pre-startup
Installation requirements
pre-startup
SCXG-SVX01B-EN
1-3/3227,43 mm 3/32 2,00 mm 3-5/3280,00 mm
Installation requirements
pre-startup
Mounting Directly to the Wall
Mounting to Junction Box
Programmable Zone Sensors
Installation requirements
ConstantVolume Zone Sensor BAYSENS019 Description
Variable AirVolume Zone Sensor
Programmable Zone Sensor Installation
Installation requirements
Installation Procedure
pre-startup
Time Clock Option
Installation requirements
Time Clock Installation
Time Clock Installation Checklist
Remote Human Interface Panel Installation
Installation requirements
pre-startup
Human Interface HI Panel
Installation requirements
Procedure
pre-startup
Mounting the Remote Human Interface RHI Panel
Installation requirements
pre-startup
Wiring the Remote Human Interface
Installation requirements
LowVoltage AC FieldWiring Connections
Communication Link ShieldedTwisted PairWiring
Connecting toTracer Summit
Pre-StartupChecklist
Installation requirements
CommunicationWiring
Installation programming
Programmable Zone Sensor Options BAYSENS019
2.Time Adjust Button
BAYSENS019 Keypad and Display Explanation
BAYSENS020
Installation programming
2.Time Adjust Button
BAYSENS020 Keypad and Display Explanation
Keypad Operation
Installation programming
Initial Power-Up
Time and Day Settings
Installation programming
Temporary Manual Override
Time Button
Keypad Lockout
Installation programming
Temporary Override Run Mode
Installation programming
Figure I-P-8.Typicaloption menu screen
Intelligent Copy
Installation programming
Remote Panel Indicator Signals From UCM to ZSM
To use Intelligent Copy
Icon Descriptions
Installation programming
Installation programming
8.Only used when setting the override timer
Programming theTime Clock Option
Installation programming
Setting theTime
Programming
Installation startup
Unit Startup Procedures
Pre-StartupChecklist
Hazardous Voltage w/Capaci- tors
Startup Log
Installation startup
Evaporator
Compressor Amp Draw
Air Cooled Units
Installation startup
Water Cooled Units
general Operation information
ConstantVolume CV Points Binary inputs
Variable AirVolume VAV Points Binary inputs
Points List - RTM Module
Unit Control Components
RTM Module Board - Standard on all Units
RTM Alarm Relay
External Auto/Stop Switch
general Operation information
Emergency Stop Input
VAV Box Option
RTM Sensors
Human Interface Module - Standard on all Units
Heat Module
Ventilation Override Module VOM Option
general Operation information
general Operation information
PURGE sequence “D”
general Operation information
Generic BuildingAutomation System Module Option
GBAS Analog Inputs
GBAS Binary Outputs
general Operation information
Table O-GI-6.GBAS analog input setpoints
Waterside Components
Water Flow Switch Option
general Operation information
Water Purge
general Operation information
Condenser Condenser
Condenser Condenser
Economizer V2
UnitAirside Components
general Operation information
Supply Air Fan
Dirty Filter Sensor Option
general Operation information
Airside Economizer Interface
general Operation information
Air-CooledCondensers
Input Devices and System Functions
Evaporator Temperature Sensor Frostat
general Operation information
NOTICE
Return AirTemperature Sensor
Supply Air Temperature Sensor
Supply Airflow Proving Switches
Filter Switch
sequence of
Operation operation
Control Sequences of Operation
Unoccupied Sequence of Operation
sequence of
Operation operation
Morning Warmup
Cycling Capacity Morning Warmup MWU
Occupied Sequence
Zone Temperature Control
Supply AirTemperature Control
sequence of
Supply Air Setpoint Reset VAV Units Only
sequence of
Operation operation
Mechanical Cooling
Compressors
sequence of
Operation operation
Compressor Lead/Lag Operation
sequence of
Operation operation
Step Control
Evaporator Coil Frost Protection FROSTAT
sequence of operation
Operation
Service Valve Option
Maintenance information
general
maintenance
Maintenance procedures
Maintenance Procedures
is this correct?
Inspecting and Cleaning the Drain Pan
Inspecting and Cleaning the Fan
maintenance
Maintenance procedures
Supply Fan
maintenance
Maintenance procedures
Hazardous Voltage w/Capaci- tors
maintenance
Maintenance procedures
Fan Bearings
Table M-MP-2.AOSmith Bearing Lubrication Schedule
maintenance
Maintenance procedures
Fan BeltTension
deflection = belt span/64
maintenance
Maintenance procedures
Adjusting BeltTension
NOTICE
Refrigerant System
maintenance
Maintenance procedures
WARNING LeakTesting
maintenance
Maintenance procedures
WARNING LeakTesting
CAUTION Freezing Temperatures
Maintenance
maintenance procedures
NOTICE
Compressor Damage
Coil Fin Cleaning
Inlet GuideVanes
maintenance
Maintenance procedures
maintenance
Maintenance procedures
Inspecting and Cleaning Coils
Cleaning the Condenser
Piping Components
maintenance
Maintenance procedures
Flow Switch Maintenance
Maintenance Periodic Checklists
maintenance
Maintenance procedures
Monthly Checklist
Maintenance troubleshooting
System Checks
Operating Procedures
Live Electrical Components
Maintenance diagnostics
Diagnostics
CO2 Sensor Failure
Compressor Contactor Fail - Circuit 1, 2, 3, or
Maintenance diagnostics
Heat Module Auxilliary Temperature Sensor Fail
Emergency Stop
Entering Cond WaterTemp Sensor Fail
Maintenance diagnostics
Low Air Temp Limit Trip
Low Pressure Control Open - Circuit 1, 2, 3, or
MCM Communications Failure
Maintenance diagnostics
NSB Panel ZoneTemperature Sensor Failure
O/A Humidity Sensor Failure
O/A Temp. Sensor Failure
RTM Zone Sensor Failure
Maintenance diagnostics
RTM Data Storage Error
Maintenance diagnostics
Supply Fan VFD Bypass Enabled
Supply Fan Failure
LCI-IModule Comm Failure
WSM Communications Fail
Maintenance diagnostics
VOM Communications Failure
Water Flow Fail
Maintenance diagnostics
WSM Mixed AirTemp Sensor Fail
SCXG-SVX01B-EN
SCXG-SVX01B-EN
Literature Order Number
SCXG-SVX01B-EN
Date
March