Table of Contents
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INDUSTRIAL BLOW-THRU
Improper installation, adjustment, alteration, service or maintenance can cause property
damage, injury or death. Read the installation, operating, and maintenance instructions
thoroughly before installing or servicing this equipment.
The use and storage of gasoline or other flammable vapors and liquids in open containers
in the vicinity of this appliance is hazardous.
FOR YOUR SAFETY
If you smell gas:
1. Open windows.
2. Don't touch electrical switches.
3. Extinguish any open flame.
4. Immediately call your gas supplier.
Made in the USA
S-SERIES
DIRECT GAS-FIRED
TECHNICAL MANUAL
mWARNING:
FOR YOUR SAFETY
SPACE HEATER
®
ASHRAE
ASHRAE
COMPLIANT
COMPLIANT
®
90.1
®
S-TM8-0120
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Table of Contents
Related Manuals for Cambridge Air Solutions S950
Summarization of Contents
INSTALLATION INSTRUCTIONS
UNCRATING INSTRUCTIONS
Procedure for safely removing the heater from its packaging.
MOUNTING LOCATION
Guidelines for selecting an appropriate and accessible installation site.
ROOF TOP MOUNTING
Instructions for installing the heater on a roof using a curb, stand, or rail.
THRU WALL MOUNTING
Steps for mounting the heater through an exterior wall.
UNDER ROOF MOUNTING
Guidance for installing the heater within the building's roof structure.
VERTICAL INDOOR MOUNTING
Instructions for installing the heater vertically inside a building.
VERTICAL OUTDOOR MOUNTING
Steps for installing the heater vertically on an exterior building wall.
GAS PIPING
Detailed instructions for connecting the gas supply to the heater.
ELECTRICAL WIRING
Guidelines for safely connecting the heater's electrical supply and controls.
HAZARD SUMMARY
Hazard Identification
Defines warning and caution symbols used throughout the manual.
Safety Precautions
General safety guidelines for operating and maintaining the equipment.
TYPICAL SYSTEM OVERVIEW
ACCESSORY IDENTIFICATION
Illustrates and identifies various heater accessories and their labels.
HEATER OPERATION
Explains how the S-Series Blow-Thru heaters function for space heating.
HEATER CONFIGURATION
Diagram showing the internal components and connections of the heater.
START-UP INSTRUCTIONS
START-UP PROCEDURE
Comprehensive checklist for safely starting up the heater for the first time.
BURNER MANIFOLD PRESSURE ADJUSTMENT
Procedure for setting the correct gas pressure to the burner.
MINIMUM FIRE ADJUSTMENT PROCEDURE
Steps to adjust the burner's minimum firing rate.
CALIBRATION CHECK
Process for verifying and adjusting heater controls for optimal performance.
GAS TRAIN LEAK CHECK
Method for testing the gas piping system for leaks before operation.
GAS VALVE LEAK CHECK
Procedure to check the gas valve seat for proper sealing and tightness.
FINAL HEATER PREPARATION
Final steps before energizing the heater and closing access panels.
REMOTE CONTROL STATION CHECK
Verification of the remote control station setup and operation.
CALIBRATION PROCEDURES
EDL CONTROL SYSTEMS (MAXITROL SERIES 14)
Calibration steps for EDL control systems using Maxitrol Series 14.
EDSM AND EDSM/TP CONTROL SYSTEMS (MAXITROL SERIES 44)
Calibration steps for EDSM/TP systems using Maxitrol Series 44.
EDR CONTROL SYSTEMS (MAXITROL SERIES 14)
Calibration steps for EDR control systems using Maxitrol Series 14.
OPERATING INSTRUCTIONS
OPERATING SEQUENCE
Flowchart detailing the start-up and operation sequence for different modes.
ELECTRONIC THERMOSTAT
Features and operation of the OET electronic thermostat for temperature control.
TSS CONTROLLER
Functions and programming of the TSS programmable controller.
BACNET CONTROLLER
Overview of the BACnet controller for building automation system integration.
REMOTE CONTROL STATION AND TEMPERATURE SENSOR LOCATIONS
Considerations for temperature sensor location
Guidance on optimal placement of temperature sensors for accurate readings.
THERMISTOR SENSOR
THERMISTOR INSTALLATION
Steps for installing the thermistor sensor and connecting it to the control.
MAINTENANCE INSTRUCTIONS
FILTERS
Instructions for cleaning or replacing the unit's air filters.
BURNER CLEANING
Procedure for periodic cleaning of the heater's burner assembly.
GAS VALVE CLEANING
Steps for cleaning solenoid valves within the gas train.
TROUBLESHOOTING INSTRUCTIONS
TROUBLESHOOTING GUIDE
A comprehensive guide to diagnosing and resolving common heater problems.
DAMPER MOTOR REPLACEMENT & ADJUSTMENT
Detailed steps for replacing and adjusting the damper motor assembly.
REFERENCE
ELECTRICAL CONTROL ENCLOSURE ISOMETRIC DRAWING
Diagram showing the layout of components within the electrical control enclosure.
ELECTRICAL WIRING DIAGRAMS
Schematic diagrams illustrating the heater's electrical connections for various control systems.
REMOTE CONTROL STATION ELECTRICAL CONNECTION DIAGRAM
Diagram detailing electrical connections between the heater and remote control stations.
BUILDING AUTOMATION SYSTEM
Information on integrating the heater with a building automation system.
GAS TRAIN DRAWINGS
Illustrations of gas piping configurations for different heater models and pressure ratings.
INDIVIDUAL COMPONENT DESCRIPTIONS
REMOTE CONTROL STATIONS (RCS-S)
Description of the RCS-S remote control station and its functions.
TEMPERATURE SETBACK SYSTEM (TSS)
Details on the TSS programmable controller for scheduling and temperature control.
GAS CONTROL SYSTEMS
Overview of various gas control systems used in the heaters.
FLAME SAFEGUARD RELAY (FSR)
Explanation of the FSR's role in burner ignition and flame monitoring.
MODULATING VALVE (MV)
Description of the modulating valve used for controlling gas flow.
THERMISTOR SENSOR
Information about the thermistor sensor used for temperature measurement.
ANSI/ASHRAE/IESNA STANDARD 90.1
Compliance Requirements:
Details on how the heater complies with energy efficiency standards.
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