To Next PageTo Next PageWhy is my COZY CF353C-H producing too much heat?
If your COZY Furnace is providing too much heat, the combination control valve may be sticking open. Replace the combination control valve.
What causes my COZY CF353C-H Furnace to fail to ignite?
If your COZY Furnace fails to ignite, first ensure that the main gas is turned on by opening all manual gas valves. If the issue persists, the gas valve may be defective and need replacement.
How to fix incorrect gas input in my COZY CF353C-H?
Provides essential safety and operational information for the gas-fired wall furnace.
Details technical specifications, including BTU/HR, vent size, gas type, and dimensions for various models.
Outlines critical safety precautions for installation, operation, and maintenance to prevent injury or property damage.
Specifies mandatory venting system requirements, including pipe type, offsets, and termination points for safe operation.
Illustrates venting installation best practices and rules regarding offsets and horizontal runs.
Explains the purpose and operation of the blocked flue switch, including reset procedures and safety warnings.
Details minimum air volume requirements for combustion and ventilation, specifying openings for confined and unconfined spaces.
Specifies acceptable furnace locations and required clearances from combustible materials for safe installation.
Provides instructions for making necessary electrical connections, including wiring and junction box requirements.
Details requirements for gas line sizing, joint preparation, leak testing, and drip leg installation according to codes.
Step-by-step guide for installing the furnace when recessed into a wall, including vent and electrical connections.
Step-by-step guide for installing the furnace flush to the wall, covering vent collar, ceiling plate, and electrical connections.
Identifies key control components like the VR8200H and VR8204H series valves and their functions.
Provides instructions on how to adjust the pilot flame to the correct size and position for reliable ignition.
Critical safety warnings and procedures to follow before attempting to light the pilot light, including gas leak detection.
Detailed step-by-step instructions for safely lighting the pilot and operating the furnace.
Procedures for safely shutting off the gas supply to the appliance for service or other purposes.
Essential safety precautions before operating the I.I.D. pilot system, emphasizing automatic ignition and gas leak checks.
Step-by-step guide for operating the furnace with an intermittent ignition device, including safety checks.
Describes the visual characteristics of a proper burner flame and notes on derating for altitude.
Explains the slow opening gas control and automatic two-speed fan operation for efficient heating.
Illustrates wiring connections for different model series, including transformer, motor, and limit switches.
Details the function of the auxiliary limit switch and its manual reset procedure for safety.
Provides guidelines for regular cleaning, lubrication, and inspection by qualified technicians to ensure safe and efficient operation.
Pictorial and ladder schematics for standing pilot models, showing electrical pathways and component connections.
Pictorial and ladder schematics for intermittent ignition models, detailing ignition module and control connections.
Illustrates required rough-in dimensions and plasterground placement for rear and side discharge configurations.
Introduces available accessory kits for register installation, including flush and recess options for rear and side discharge.
Details installation for side discharge kits, including standard and extension boot configurations.
Instructions for installing the 14PEK-A plug extension kit for non-recessed installations, covering wiring and raceway setup.
Lists common main burner symptoms, their possible causes, and corrective actions for qualified technicians.
Addresses troubleshooting for pilot and gas valve problems, including common causes and solutions for service personnel.
Provides a guide to troubleshooting intermittent ignition systems using LED flash codes and system actions.
Diagram showing the exploded view of the standing pilot furnace, labeling key components for identification.
Instructions on how to order parts, requiring model number, serial number, and gas type, along with a parts list.
Diagram showing the exploded view of the I.I.D. pilot furnace, labeling key components for identification.
Instructions on ordering parts for I.I.D. models, requiring specific details and providing a comprehensive parts list.
Illustrates various kits for vent enclosure, trim, and register installation, including diagrams for proper fitting.
Lists replacement wiring harnesses for standing pilot and I.I.D. models, specifying connections and lengths.
Provides a detailed list of possible causes and corrective actions for blocked flue switch problems, intended for qualified technicians.
Outlines the terms of the limited warranty, including coverage periods, installer responsibilities, and claim procedures.
General
