Related Manuals for Lennox FWHK
Summarization of Contents
General Description of Lennox FWCK/FWHK Units
Unit Components and Functionality
Describes the cabinet, air exchanger, compressor, fan, water exchanger, cooling/heating circuit, water circuit, and air filter.
Electrical and Control Systems
Details the electric circuit, remote control, and optional features for unit management.
Physical Data and Specifications
Capacity and Performance Metrics
Covers cooling/heating capacity, absorbed power, air flow, water flow, and pressure drop.
Physical Characteristics and Dimensions
Includes net weight, sound pressure, overall dimensions, and hydraulic connections.
Electrical Specifications
Power and Current Ratings
Details maximum absorbed power, maximum running current, and starting current.
Electrical Connections and Operating Limits
Wiring and Connection Details
Specifies wiring for power, remote control, alarm, water pump, and installation guidelines.
Cooling and Heating Mode Limits
Defines the operating temperature limits for both cooling and heating modes.
Fan Specifications
Fan Performance by Model
Provides detailed air flow and static pressure data for each FWCK/FWHK model series.
Cooling and Heating Capacities
Capacity Data FWCK/FWHK 04-07
Presents cooling and heating capacities for models 04, 06, and 07.
Capacity Data FWCK/FWHK 08-12
Presents cooling and heating capacities for models 08, 10, and 12.
Capacity Data FWCK/FWHK 16-22
Presents cooling and heating capacities for models 16 and 22.
Correction Factors
Air Flow and Inlet Temperature Factors
Correction factors for air flow variations and different air inlet temperatures (cooling/heating).
Dimensions and Layout
Unit Dimensions and Component Diagram
Diagram illustrating unit dimensions, component layout, and drainage tube diameter.
Installation Guide
Installation Preparation and Water Quality
Covers pre-installation checks, water quality, exchanger resistance, and temperature/flow management.
Air Flow and Ducting Considerations
Ensuring correct air flow according to duct installation for optimal performance.
Hydraulic and Drainage System Setup
Instructions for hydraulic circuit, drainage setup, and operational checks.
Water Flow Calculation and Verification
Details on calculating correct water flow and performing operational verification.
Service and Maintenance
Routine Maintenance and Failure Diagnosis
Covers periodic filter cleaning, general maintenance, and troubleshooting common issues.
Protection Systems and Refrigerant Handling
Details protection adjustments, reset procedures, and R-407C refrigerant handling.
Available Options
Hot Water Coil and Acoustic Jacket
Technical data for hot water coil and information on compressor acoustic jacket.
Three Phase Protection
Explanation of three-phase protection for correct compressor phase connections.
Electrical Heater, Pressostatic Valve, and Water Filter
Details on electrical heater, pressostatic valve, and water filter options.
Flow Switch and Main Switch Options
Information on flow switch and main switch options for unit functionality.
Important Safety and Operational Notes
Warning Symbols and Electrical Safety
Explanation of warning symbols, electrical safety precautions, and general operational warnings.
Filter Cleaning and Equipment Guidelines
Instructions for filter cleaning and standard guidelines for Lennox equipment usage.
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