Table of Contents
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FSR Series
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Installation, Operation &
Manintenance Manual
Air Handler (Indoor) Models: FWCA
Condenser (Outdoor) Models: FCA
ECR International, Inc.
2201 Dwyer Avenue • Utica, New York 13501
PN 240009906, Rev C [01/13/2014]
An ISO 9001-2008 Certified Company
Phone: 800.325.5279 • Web: enviromaster.com
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Table of Contents
Related Manuals for EMI enviroair 18000 Btu
Summarization of Contents
Installation and Safety Guidelines
Installation Precautions
Key precautions for correct installation procedures.
Safety Precautions
Essential safety measures to follow during installation.
Site Selection for Unit Installation
Indoor Unit Location Criteria
Guidelines for choosing the optimal indoor unit placement.
Outdoor Unit Location Criteria
Guidelines for choosing the optimal outdoor unit placement.
Outdoor Unit Mounting Requirements
Instructions for securely anchoring the outdoor unit.
Installation Accessories List
Details of included and required installation accessories.
Indoor Unit Installation Procedures
Mounting the Installation Plate
Step-by-step guide for attaching the indoor unit's mounting plate.
Wall Hole Preparation
Instructions for drilling the wall opening for piping.
Electrical Connections and Piping Installation
Indoor Unit Electrical Wiring
Safety rules and steps for connecting the indoor unit's power cable.
Wire Gauge and Fuse Recommendations
Guidance on selecting appropriate wire sizes and fuses.
Connecting Indoor Unit Cable
Detailed steps for connecting the electrical cable to the indoor unit.
Drainage Hose Installation
Correct method for installing the unit's drainage pipe.
Pipe Connections and Unit Mounting
Connective Pipe Installation
Procedures for connecting the refrigerant and electrical pipes.
Indoor Unit Physical Mounting
Steps to securely attach the indoor unit to its plate.
Outdoor Unit Installation Details
Outdoor Unit Placement Precautions
Key considerations for safe and effective outdoor unit placement.
Drain Joint Installation
How to properly install the drain fitting for the outdoor unit.
Refrigerant Pipe Flaring and Connection
Techniques for flaring pipes and connecting refrigerant lines.
Outdoor Unit Electrical Connection and System Purging
Outdoor Unit Cable Connection
Steps for connecting the power and communication cables to the outdoor unit.
Air Purging and Leak Testing
Process for removing air and checking for refrigerant leaks.
System Evacuation, Leak Check, and Test Run
Vacuum Pump Evacuation Procedure
Detailed steps for using a vacuum pump for system evacuation.
Safety and Leak Detection Methods
Techniques for verifying system integrity and safety.
Unit Test Run Instructions
How to perform a test operation after installation.
Manual Usage and General Notes
Importance of Reading the User Manual
Emphasizes the value of understanding the manual for operation.
General Operational Guidelines
Important notes and cautions for everyday unit usage.
Important Usage and Disposal Information
Cautionary Notes for Use
Reminders to use authorized personnel for installation and service.
Environmentally Sound Disposal
Guidelines for responsible disposal of the air conditioner.
Comprehensive Safety Precautions
Understanding Warning Symbols
Explanation of symbols indicating severe hazards (death/injury).
Understanding Caution Symbols
Explanation of symbols indicating minor hazards (injury/damage).
Specific Safety Precautions During Operation
Operational Safety Guidelines
Specific safety tips for filter handling, cleaning, and operation.
Operating Instructions: Unit Identification
Indoor Unit Components Overview
Identification and labeling of the indoor unit's main parts.
Outdoor Unit Components Overview
Identification and labeling of the outdoor unit's main parts.
VLED Display Window Functions
Explanation of the various indicator lights on the display.
Model Specifications and Dimensions
A table detailing model names and their physical dimensions.
Operating Instructions: Special Functions
Advanced Unit Functions
Descriptions of special features like leak detection and angle memory.
Self-Clean Operation Guide
Instructions on how to activate and use the self-cleaning feature.
Air Purification Features
Details on how the unit improves indoor air quality.
Anti-Mildew Functionality
How the unit prevents mildew growth after operation.
Operating Instructions: Temperature and Manual Control
Optimal Operating Temperature Ranges
Recommended temperature ranges for efficient operation.
Manual Operation Mode Activation
How to use manual controls when the remote is unavailable.
Operating Instructions: Airflow Management
Adjusting Airflow Direction
Guidance on controlling the direction of air discharge.
Operating Instructions: Mode Explanations
Unit Operational Modes Explained
Explanations of AUTO, SLEEP, DRYING, and Heating modes.
Maximizing Unit Performance
Tips for achieving the best performance and efficiency.
Unit Care and Routine Maintenance
Cleaning Exterior Surfaces and Remote
Instructions for maintaining the cleanliness of the unit's exterior.
Air Filter Maintenance
Steps for removing, cleaning, and reinstalling the air filter.
Unit Maintenance and Pre-Operation Checks
Air Freshening Filter Care
How to clean and replace the air freshening filter.
Long-Term Storage and Periodic Checks
Guidance for idling the unit and performing regular checks.
Pre-Operation Safety Checks
Essential checks before operating the unit for safety.
Operational Tips and Observations
Unit Protection Mechanisms
Explanations of features like compressor protection.
White Mist and Noise Explanations
Causes for white mist and normal operating sounds.
Operational Tips and Troubleshooting Guidance
Dust Emission and Odor Explanations
Reasons for dust emission and peculiar odors.
Mode Transitions and Functions
Explains fan-only mode, anti-mildew, and condensation dripping.
Heating Mode and Auto-Restart
Details on heating operation and auto-restart feature.
Handling Interference Issues
Steps for resolving malfunctions caused by external interference.
Troubleshooting Common Malfunctions
Malfunction Identification and Resolution
Lists common issues, their causes, and suggested solutions.
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