Blower Coil Air Handler
April
 Responsible Refrigerant Practices
Refrigerant warning information
Environmental Concerns
 Hazard of Explosion and Deadly Gases
 About This Manual
Trademarks
 Table of Contents
 BCXC-SVX01B-EN
 Digit 16 Motor Horsepower
Digits 1, 2, 3, 4 Unit Model
Digits 5, 6, 7 Unit Size
Digit 8 Unit Voltage
 Model Number Description
 General Information
Blower Coil General Information
 General Information
 Jobsite Storage Recommendations
Pre-Installation
Receiving and Handling
 Installation Preparation
Service Access
Pre-Installation
Unit size Dimension a
 Unit Handling Procedure
Rigging and Handling
Improper Unit Lift
Unit Location Recommendations
 Pre-Installation Checklist
Skid Removal
 Dimensions and Weights
Horizontal blower coil dimensions in. and weights lb
Unit Size RH LH Weight
Horizontal Blower Coil
 Dimensions and Weights
Vertical blower coil dimensions in. and weights lb
Unit Size Weight
Vertical Blower Coil
 Unit size
Angle filter and mixing box dimensions in. and weights lb
Angle Filter and Mixing Box
 Bottom or Top Access Filter Box
AIR Flow Filter Filter Access Panel
 Electric heat dimensions in. and weights lb
Electric Heat
 Steam coil box dimensions in. and weights lb
Steam Coil
Coil Connections, NPT
Supply Return
 Coil Connections
Hydronic coil connection sizes, OD
DX coil connection sizes, OD
Steam coil connection sizes, female connection, NPT
 Piping Packages
Basic Piping
 Dimensions and Weights Deluxe Piping
 Piping Nominal
Actual size
 Installation Controls
Installing Wall Mounted Controls
Zone Sensor Installation
Wiring Instructions
 Communication Wiring
Installation Controls
Service Communication Wiring
Zone Sensors Without Interconnecting Wiring
 Tracer Summit Communication Wiring
 Installation Electrical
 Installation Electrical
Zone sensor maximum wiring distances, ft m
Wire size range Max. wiring distance
Electrical Grounding Restrictions Hazardous Voltage
 Unit size Voltage
Useful Formulas
Available electric heat, min-max kW
 Motor electrical data
 220/50/1
240/50/1
190/50/3
380/50/3
 Installation Mechanical
Installing the Unit
Bchc Installation Procedure
Horizontal Units, Model Bchc
 Installation Mechanical
Vertical Units, Model Bcvc
 Heating Coil Option
Mixing Box Option
 Condensate Drain Connections
Mixing Box Installation Procedure
Linkage Installation Procedure
 Recommended drain trap installation for draw-through units
Duct Connections
 Installation Piping
Water Coil Connections
Potential coil-freeze condition
Refrigerant Coil Piping
 Suction Line
Installation Piping
Valve Damage
 Field-Installing Evaporator Piping
Field-installed evaporation piping example
 Steam Piping
Coil Condensate
General
Steam Coils
 Type NS steam coils, horizontal tubes for horizontal airflow
 Tracer Controllers
Controls Interface
Control Options
 Rover Service Software
Controls Interface
Tracer controller input/output summary
Tracer controller ZN010 ZN510 ZN520
 Tracer Control Device ZN010 Tracer ZN510 Tracer ZN520
Tracer controller function summary
End Device Option Availability
 Pre-Start Checklist
Pre-Start
Receiving
Unit Location
 Pre-Start Component Overview
Ductwork
Unit Piping
Electrical
 Tracer ZN Controller Sequence of Operation
Start-Up
Sequence of Operation
 Occupied Mode
Unoccupied Mode
Sensor type Sensor position Unit occupancy mode
Start-Up
 Occupied Bypass Mode, Tracer ZN510 or ZN520 Only
Occupied Standby Mode Tracer ZN510 or ZN520 only
Cooling Operation
 Start-Up Economizer Cooling Tracer ZN520 Only
DX Cooling Tracer ZN520 only
Discharge Air Tempering Tracer ZN520 Only
Heating Operation
 Fan Mode Operation Rotating Components
Tracer ZN520 fan configuration
Auto fan operation Fan speed default
Fan sequence of operation
 Fan Speed Switch
Tracer ZN010 and ZN510
Tracer ZN520
Continuous Fan Operation
 Fan Off Delay
Fan mode operation, Tracer ZN010 and ZN510
Start-Up Fan Cycling Operation
Fan Start on High Speed
 Entering Water Temperature Sampling Function
Local fan switch enabled
Two- and Four-Pipe Changeover Operation
Fan operation in heating and cooling modes
 Unit mode as related to water temperature
Unit type EWT sensor required? Coil water temperature
Electric Heat Operation
Economizer Damper Tracer ZN520 Only
 BIP1 Low Temperature Detection Option
Tracer Dehumidification Tracer ZN520 Only
Data Sharing Tracer ZN510 or ZN520 Only
Binary Inputs
 Binary input configurations
BIP2 Condensate Overflow Detection Option
BIP3 Occupancy Sensor
BIP4 Fan Status ZN520 Only
 Analog Inputs
Binary Outputs
Analog inputs
Analog input Terminal Function Range ZN010 ZN510 ZN520
 Space Temperature Measurement
Binary output configuration
Zone sensor wiring connections
Zone Sensor
 Fan Mode Switch
External Setpoint Adjustment
Fan Switch
Local Setpoint
 On/Cancel Buttons
Communication Jack
 Maintenance
Maintenance Procedures
 Maintenance
Fan Assembly Set Screws
Fan Belt Tension
Torque in.-lb Ft-lb
 Belt tension
BCBH/BCVC valve package waterflow limits
 Row coil
BCHC/BCVC coil general data
Hydronic coil data
 Steam coil data
 1750 1450 Size Watts Browning Trane 60 Hz 50 Hz
Drive data
Unit Motor Motor sheave Fan sheave Belt
 Coil Maintenance
Potential unit damage from coil cleaners
Inspecting and Cleaning Coils
Steam, Hot Water, and Cooling Coil Cleaning Procedure
 Periodic Maintenance Checklists
Rotating parts
 Maintenance
 LED Activity
Diagnostics
Troubleshooting
 Manual Output Test
Diagnostics
Manual Output Test Procedure
 Diagnostics
Translating Multiple Diagnostics
Tracer ZN520 test sequence
Fan Cool output a Heat output Damper Steps J1-1, J1-3
 Resetting Diagnostics
Automatic Reset by the Controller
 Diagnostics Manual Output Test
Cycling Power
Rover Service Tool
Diagnostic Reset Tracer ZN510 or ZN520 Only
 Tracer ZN010 and ZN510 controller diagnostics
Tracer ZN520 diagnostics
Diagnostic Latching Fan Valves Electric heat Damper
Diagnostic Fan Other outputsa
 Common Diagnostics
Fan outputs do not energize
Valves stay closed
Probably cause Explanation
 Fresh air damper stays closed
Valves stay open
Electric heat not operating
 Fresh air damper stays open
DX or electric outputs do not energize
 Wiring Diagrams
Two-Pipe Bcxc with Tracer ZN510
 Wiring Diagrams
Four-Pipe Bcxc with Tracer ZN510
 Four-Pipe Bcxc with Tracer ZN510
 Two-Pipe Bcxc with Tracer ZN520
 Four-Pipe Bcxc with Tracer ZN520
 Four-Pipe Bcxc with Tracer ZN520
 Four-Pipe Bcxc with Tracer ZN520
 Four-Pipe Bcxc with Control Interface
 Four-Pipe Bcxc with Control Interface
 Field Installed Device
Bcxc with DX Coil and Tracer ZN520
 Bcxc with DX Coil, Hydronic Heating, and Tracer ZN520
 BCXC-SVX01B-EN