Models FC & FF ZO and later design sequence
Installation, Operation, and Maintenance
Common Hvac Acronyms
General information
Contents
Model Number
General
Model Number Description
General
Digit 29 piping packages 0 = none
Digit 28 auxiliary control valve 0 = none
Digit 30 control type 0 = none
Digit 31 control option
Table I-GI-2. Low vertical fan-coil component data
Table I-GI-1. Fan-coil component data
Model E horizontal recessed
Available Models
Model K low vertical cabinet
Model M inverted vertical cabinet
Factory-Installed Piping Packages
Installation Weights
Dimensions
Vertical Concealed Unit Dimensions & weights, in-lbs
Vertical Concealed, Model a
Vertical Cabinet, Model B
Vertical Cabinet Unit Dimensions, in-lbs
Horizontal Concealed, Model C
Horizontal Concealed Unit Dimensions, in-lbs
Horizontal Cabinet, Model D
Horizontal Cabinet Unit Dimensions, in-lbs
Installation Dimensions Weights
Horizontal Recessed Unit Dimensions, in-lbs
Horizontal Recessed, Model E
Vertical Wall Hung Cabinet, Model F
Vertical wall hung cabinet unit dimensions & weights, in-lbs
Vertical Recessed, Model H
Vertical Recessed Unit Dimensions, in-lbs
Vertical Slope Top, Model J
Vertical Slope Top Unit Dimensions, in-lbs
Low Vertical Concealed, Model K
Low Vertical Concealed Unit Dimensions, in-lbs
Low Vertical Cabinet, Model L
Low Vertical Cabinet Unit Dimensions, in-lbs
Inverted Vertical Cabinet, Model M
Inverted vertical cabinet unit dimensions & weights, in-lbs
Inverted Vertical Recessed, Model N
Inverted vertical recessed unit dimensions & weights, in-lbs
Fan-Coil Coil Connections Vertical Units Horizontal Units
Horizontal Units Inverted Units
Force Flo Coil Connections Vertical Units
Fresh Air Opening Dimensions, Horizontal Units
Fresh Air Opening Dimensions, Vertical Units
Wall Box
Wall Box Dimensions
Projection Panel
Projection Panel Dimensions
Installation Preparation
Pre-installation Installation considerations
Receiving and Handling
Jobsite Storage
Pre-Installation Checklist
Service Access
Mechanical
Connecting field piping to coil
Duct Connections
Piping Considerations
Condensate Drain
Figure I-MR-4. Close-up view of the changeover sensor
Venting the Hydronic Coil
Figure I-MR-8. Manual circuit setter valve
Balancing The Manual Circuit Setter Valve
Mechanical
Steam Piping
Code of System Components in Piping Diagram
Supply Power Wiring
Unit Wiring Diagrams
Wall Mounted Control Interconnection Wiring
Electrical
Table I-ER-3. Decimal to fractional HP kW conversion
Table I-ER-2. Low vertical free discharge motors, 115 volt
Table I-ER-9. Electric heat kW
Table I-ER-8. Fan-coil electric heat kW
Table I-ER-11. Force Flo single stage, low kW electric heat
Table I-ER-10. Force Flo single-stage, max kW electric heat
Table I-ER-12. Force Flo 2-stage electric heat
Installing the Unit
Installation
Unit Leveling
Figure I-IP-5. Zone sensor only
Figure I-IP-3. Zone sensor with on/cancel Comm jack
Wiring Instructions
Installing Wall Mounted Controls
Fan Mode Switch Installation
Zone Sensor Installation
Unit Leveling
Installation Checklist
Recommended Communication Wiring Practices
Communication Wiring
Pre-startup
Device Addressing
Pre-Startup Checklist
Tracer ZN510 & ZN520 Unit Startup
Installation startup
General Operation information
Manual Fan Mode Switch
General Information
Relay Board
Sequence
Fan Mode Switch Operation
Tracer ZN010 & ZN510 Operation
Tracer ZN520 Operation
Binary Outputs
Binary Inputs
Analog Inputs
Fan Mode Switch
Zone Sensors
Supply Fan Operation
Tracer ZN520 Sequence of Operation
Cooling Operation
Heating Operation
Discharge Air Tempering
Continuous Fan Operation
Fan Mode Operation
Electric Heat Operation
Fan Start on High Speed
Manual Fresh Air Damper
Economizer Damper Option
Table O-SO-13. Binary output configuration
Table O-SO-12. Binary input configurations
Data Sharing
Binary Outputs
Table O-SO-15. Analog inputs
Table O-SO-14. Analog inputs
On/Cancel Buttons
Fan Switch
Table O-SO-16. Zone sensor wiring connections
Zone Sensor
Table M-D-1. Tracer ZN520 Diagnostics
Maintenance diagnostics
Resetting Diagnostics
Translating Multiple Diagnostics
Diagnostic Reset
Cycling the Fan Switch
Table M-D-3. Fan outputs do not energize
Table M-D-4. Valves Stay Closed
Table M-D-5. Valves Stay Open
Table M-D-6. Electric Heat Not Operating
Table M-D-7. Fresh Air Damper Stays Open
Table M-D-8. Fresh Air Damper Stays Closed
Troubleshooting the Relay Board
Maintenance troubleshooting
Switch SW1 Controller Type
Switch SW2 Electric Heat
Red Service LED
Troubleshooting Tracer ZN010, ZN510 & ZN520
Green Status LED
Yellow Comm LED
BOP5 BOP6
Table M-T-1. Test sequence for 1-heat/1-cool configurations
Maintenance
Maintenance Procedures
Main Drain Pan
Coil Maintenance
Steam and Hydronic Coil Cleaning Procedure
Winterizing the Coil
Replacing the Motor
Control Device Replacement
Monthly Checklist
Periodic Maintenance Checklists
Monthly Maintenance
Annual Maintenance
Csti Fan Speed Switch
Typical wiring
Csti Non Fan Speed Switch
Line voltage fan speed switch
Tracer ZN010 with electric heat
Tracer ZN510 with main and auxilliary valves
ZN520 with 2-stage electric heat
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PL-TD-UNT-SVX07A-EN