Installation, Operation, and Maintenance
Models FC & FF “ZO” and later design sequence
UniTrane Fan-Coil & Force Flo Air Conditioners
200 to 1,200 cfm
Warnings and Cautions
general information
About This Manual Literature Change History
Common HVAC Acronyms
Installation ……………………………………………………………2
contents
Maintenance…………………………………………………………60
Operation ……………………………………………………………49
Model Number
General
general information
general
Installation information
Model Number Description
Digit 9 - piping system/placement
general
Installation information
Digit 28 - auxiliary control valve 0 = none
Digit 29 - piping packages 0 = none
general
Installation information
Table I-GI-1. Fan-coil component data
Table I-GI-2. Low vertical fan-coil component data
Installation information
Available Models
general
model A vertical concealed model D horizontal cabinet
general
Factory-Installed Piping Packages
Installation information
Installation
dimensions
weights
Vertical Concealed, Model A
dimensions
Vertical Cabinet, Model B
Installation
weights
dimensions
Horizontal Concealed, Model C
Installation
weights
dimensions
Horizontal Cabinet, Model D
Installation
weights
Installation
Horizontal Recessed, Model E
dimensions
weights
Installation
Vertical Wall Hung Cabinet, Model F
dimensions
weights
Installation
Vertical Recessed, Model H
dimensions
weights
Installation
Vertical Slope Top, Model J
dimensions
weights
Installation
Low Vertical Concealed, Model K
dimensions
weights
Installation
Low Vertical Cabinet, Model L
dimensions
weights
Installation
Inverted Vertical Cabinet, Model M
dimensions
weights
Installation
Inverted Vertical Recessed, Model N
dimensions
weights
Horizontal Units
Fan-Coil Coil Connections Vertical Units Fan-Coil Coil Connections
Installation
dimensions
Force Flo
Force Flo Coil Connections Vertical Units
Coil Connections
Inverted Units
Installation
Fresh Air Opening Locations Horizontal Units Models C, D, and E
dimensions
weights
Installation
Fresh Air Opening Locations Vertical Units Models A, B, F, & J
dimensions
weights
Installation
Wall Box
dimensions
weights
Installation
Projection Panel
dimensions
weights
Installation Preparation
pre-installation Installation considerations
Receiving and Handling
Jobsite Storage
pre-installation Installation considerations
Service Access
Pre-Installation Checklist
mechanical
Installation requirements
Duct Connections
Piping Considerations
Water Piping Connections to Factory- Installed Piping Package
Installation requirements
mechanical
Condensate Drain
Venting the Hydronic Coil
Installation requirements
mechanical
Balancing The Manual Circuit Setter Valve
Installation requirements
mechanical
mechanical
Installation requirements
Installation requirements
Steam Piping
mechanical
Coil Damage
Supply Power Wiring
Unit Wiring Diagrams
Wall Mounted Control Interconnection Wiring
electrical
electrical
Installation requirements
Table I-ER-2. Low vertical free discharge motors, 115 volt
Table I-ER-3. Decimal to fractional HP kW conversion
Heater amps = heater kW x 1000/heater voltage
Installation requirements
electrical
electrical
Installation requirements
Table I-ER-10. Force Flo single-stage, max kW electric heat
Table I-ER-11. Force Flo single stage, low kW electric heat
Table I-ER-12. Force Flo 2-stage electric heat
Installation requirements
electrical
Installation procedure
installation
Installing the Unit
Electrical Wiring
Installation procedure
installation
Note The trim ring assembly cannot accomodate unlevel ceilings
Unit Leveling
installation
Wall-Mounted Control Options
Installation procedure
Figure I-IP-4. Zone sensor with setpoint knob, on/cancel, & comm jack
installation
Installing Wall Mounted Controls
Installation procedure
Wiring Instructions
installation
Installation Checklist
Installation procedure
Unit Leveling
Recommended Communication Wiring Practices
Communication Wiring
pre-startup
Device Addressing
Installation requirements
Pre-Startup Checklist
pre-startup
WARNING Hazardous
Tracer ZN510 & ZN520 Unit Startup
Installation startup
General Information
general Operation information
Manual Fan Mode Switch
Relay Board
sequence of
Fan Mode Switch Operation
Operation operation
Tracer ZN010 & ZN510 Operation
Binary Outputs
Binary Inputs
Power-Up Sequence
Entering Water Temperature Sampling Function
sequence of
Fan Mode Switch
Operation operation
Analog Inputs
sequence of
Tracer ZN520 Sequence of Operation
Operation operation
Occupied
Heating Operation
Cooling Operation
sequence of
Operation operation
Fan Off Delay
Fan Mode Operation
sequence of
Operation operation
sequence of
Entering Water Temperature Sampling Function
Operation operation
Fan Start on High Speed
Operation operation
sequence of
Data Sharing
Binary Outputs
Operation operation
sequence of
Table O-SO-14. Analog inputs
Table O-SO-15. Analog inputs
Fan Switch
External Setpoint Adjustment
On/Cancel Buttons
sequence of
Table M-D-1. Tracer ZN520 Diagnostics
Maintenance diagnostics
Diagnostics
Translating Multiple Diagnostics
Maintenance diagnostics
Resetting Diagnostics
Diagnostic Reset
Table M-D-3. Fan outputs do not energize
Maintenance diagnostics
Table M-D-4. Valves Stay Closed
Table M-D-5. Valves Stay Open
Table M-D-6. Electric Heat Not Operating
Maintenance diagnostics
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
Maintenance troubleshooting
Troubleshooting Tracer ZN010, ZN510 & ZN520
Red SERVICE LED
Red SERVICE LED
Verify output wiring and operation without using Rover, service tool
Maintenance troubleshooting
Table M-T-1. Test sequence for 1-heat/1-cool configurations
Force the water valve to open and balance the hydronic system
Maintenance procedures
maintenance
Maintenance Procedures
Main Drain Pan
Maintenance procedures
maintenance
Coil Maintenance
Steam and Hydronic Coil Cleaning Procedure
Maintenance procedures
maintenance
Control Device Replacement
Vertical Units
maintenance
Periodic Maintenance Checklists
Maintenance procedures
Monthly Checklist
CSTI Fan Speed Switch
typical wiring
Maintenance diagram
Maintenance diagram
CSTI Non Fan Speed Switch
typical wiring
Maintenance diagram
Line voltage fan speed switch
typical wiring
Maintenance diagram
Tracer ZN010 with electric heat
typical wiring
Maintenance diagram
Tracer ZN510 with main and auxilliary valves
typical wiring
Maintenance diagram
ZN520 with 2-stage electric heat
typical wiring
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