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Trane FC User Manual

Trane FC
80 pages
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UNT-SVX07A-EN
Installation, Operation,
and Maintenance
UniTrane Fan-Coil & Force Flo
Air Conditioners
200 to 1,200 cfm
Models FC & FF
“ZO” and later design sequence
Low vertical models FCKB & FCLB:
“SO” and later design sequence
April 2005
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Trane FC Specifications

General IconGeneral
BrandTrane
ModelFC
CategoryAir Conditioner
LanguageEnglish

Summary

General Information

About This Manual

Provides overview of the manual, its history, and warnings/cautions.

Warnings and Cautions

Explains the meaning of WARNING and CAUTION messages used in the manual.

Common HVAC Acronyms

Lists and defines common acronyms and abbreviations used in the manual.

Installation

Cross Reference to Related Publications

Lists related Trane publications for UniTrane fan-coil and Force Flo equipment.

General Unit Information

General information about the UniTrane fan-coil and Force Flo units.

Dimensions and Weights

Provides physical dimensions and weight specifications for various unit sizes.

Pre-Installation Considerations

Details site preparation and considerations before unit installation.

Mechanical Requirements

Covers ductwork, piping, and other mechanical installation aspects.

Electrical Requirements

Details electrical connections, wiring, and safety requirements.

Installation Procedure

Step-by-step instructions for installing the units.

Pre-Startup Requirements

Lists essential checks before initiating unit startup.

Model Number Description

Detailed breakdown of each digit in the model number and its meaning.

Available Models

Illustrations and names of various available fan-coil unit models.

Factory-Installed Piping Packages

Diagrams showing different factory-installed piping package configurations.

Vertical Concealed, Model A

Dimensions and mounting details for the Vertical Concealed Model A.

Fan-Coil Coil Connections

Diagrams showing coil connection locations for fan-coil units.

Force Flo Coil Connections

Diagrams showing coil connection locations for Force Flo units.

Fresh Air Opening Locations

Diagrams and dimensions for fresh air openings.

Wall Box

Details on wall box dimensions and installation requirements.

Projection Panel

Dimensions and installation details for projection panels.

Receiving and Handling

Procedures for inspecting units upon delivery and handling them safely.

Installation Preparation

Key considerations for proper unit placement and installation.

Service Access

Details on accessing units for service and maintenance.

Pre-Installation Checklist

Checklist to ensure all installation procedures are complete.

Connecting Field Piping to Coil

Step-by-step instructions for connecting field piping to the unit coil.

Condensate Drain

Procedures for installing and connecting the condensate drain system.

Automatic Electric Heat Lockout Switch

Installation and function of the automatic electric heat lockout switch.

Venting the Hydronic Coil

Procedure for venting the hydronic coil to ensure proper water flow.

Balancing The Manual Circuit Setter Valve

Procedure for setting the manual circuit setter valve for proper water flow.

Supply Power Wiring

Guidance on sizing field supply wiring and circuit protection.

Electrical Grounding Restrictions

Rules and recommendations regarding electrical grounding.

Wall Mounted Control Interconnection Wiring

Instructions for wiring wall-mounted controls to the unit.

Minimum Circuit Ampacity (MCA) and Maximum Fuse Size (MFS) Calculations

Formulas and guidelines for calculating MCA and MFS for electric heat units.

Installing the Unit

General procedures for installing vertical and horizontal units.

Installing Wall Mounted Controls

Detailed instructions for installing wall-mounted controls.

Communication Wiring

Details on communication wiring specifications and installation for Tracer units.

Recommended Communication Wiring Practices

Best practices for installing communication wiring to ensure reliability.

Pre-Startup Checklist

Checklist to verify completion of all installation procedures before unit startup.

Unit Location

Ensuring the unit is placed in an adequate location with proper clearances.

Unit Mounting

Ensuring the unit is installed level for proper operation.

startup

Procedure for starting up Tracer ZN510 and ZN520 units.

Tracer™™ ZN510 & ZN520 Unit Startup

Steps for operating Tracer ZN510/ZN520 controllers in standalone mode.

Operation

General Information

Overview of relay boards, fan mode switches, and Tracer controllers.

Relay Board

Description of the relay board's function and components.

Manual Fan Mode Switch

Information on the manual fan mode switch and its operation.

Tracer ZN010 & ZN510

Overview of Tracer ZN010 and ZN510 controllers for fan-coil units.

Sequence of Operation

Describes fan mode switch and Tracer controller operation sequences.

Fan Mode Switch Operation

Explains how the fan mode switch controls fan operation.

Tracer ZN010 & ZN510 Operation

Details operation modes for Tracer ZN010/ZN510 controllers.

Tracer ZN520 Operation

Explains the operation modes for the Tracer ZN520 controller.

Entering Water Temperature Sampling Function

Explains how the controller samples entering water temperature.

Binary Inputs

Details the functions of the controller's binary inputs.

Binary Outputs

Lists and describes the controller's binary outputs.

Analog Inputs

Details the analog inputs accepted by Tracer ZN010/ZN510 controllers.

Zone Sensors

Information on zone sensors and their inputs.

Tracer ZN520 Sequence of Operation

Details the operational sequences for the Tracer ZN520 controller.

Occupied Mode

Describes the unit's operation in occupied mode.

Unoccupied Mode

Describes the unit's operation in unoccupied mode.

Cooling Operation

Details how the Tracer ZN520 controller manages cooling operation.

Heating Operation

Details how the Tracer ZN520 controller manages heating operation.

Dehumidification

Explains how the controller performs dehumidification.

Fan Mode Operation

Explains fan operation based on mode settings and controller flexibility.

Electric Heat Operation

Describes how electric heat is controlled by the Tracer ZN520.

Manual Fresh Air Damper

Instructions for adjusting the manual fresh air damper.

Economizer Damper Option

Explains economizer damper operation with Tracer ZN520.

Zone Sensor

Information on zone sensors and their inputs.

On/Cancel Buttons

Functionality of the On/Cancel buttons on the zone sensor.

Communication Jack

Use of the RJ-11 jack for communication with controllers.

Communications

Details on Tracer ZN520 controller communication via LonTalk.

Maintenance

Diagnostics

Information on Tracer ZN520 controller diagnostics and their effects.

Table M-D-1. Tracer ZN520 Diagnostics

Table listing diagnostics, their status, and the impact on unit outputs.

Resetting Diagnostics

Methods for resetting controller diagnostics.

Manual Output Test

Procedure for performing a manual output test to verify operation.

Troubleshooting Tables

Tables listing probable causes for common operational issues.

Troubleshooting Tracer ZN010, ZN510 & ZN520

Guidance on troubleshooting the Tracer ZN010, ZN510, and ZN520 controllers.

Manual Output Test Procedure

Step-by-step procedure for performing the manual output test.

Maintenance Procedures

General procedures for maintaining unit operation.

Air Filters

Instructions for changing or cleaning air filters.

Inspecting and Cleaning Drain Pans

Procedures for inspecting and cleaning drain pans.

Coil Maintenance

Instructions for cleaning and maintaining coils.

Fan Board Assembly Removal

Procedure for removing the fan board assembly for coil or motor repairs.

Periodic Maintenance Checklists

Recommended monthly and annual maintenance schedule.

Typical Wiring Diagram

Schematics of typical electrical wiring configurations for the units.

Tracer ZN010 with electric heat

Wiring diagram for Tracer ZN010 with electric heat.

Tracer ZN510 with main and auxilliary valves

Wiring diagram for Tracer ZN510 with main and auxiliary valves.

ZN520 with 2-stage electric heat

Wiring diagram for ZN520 with 2-stage electric heat.

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