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Cambridge Air Solutions S Series User Manual

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S-SERIES
DIRECT GAS-FIRED
INDUSTRIAL BLOW-THRU
®
SPACE HEATER
TECHNICAL MANUAL
mWARNING:
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.
FOR YOUR SAFETY
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.
®
90.1
ASHRAE
ASHRAE
COMPLIANT
COMPLIANT
Made in the USA
®
S-TM8-0120

Table of Contents

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Cambridge Air Solutions S Series Specifications

General IconGeneral
BrandCambridge Air Solutions
ModelS Series
CategoryHeater
LanguageEnglish

Summary

Hazard Summary

Hazard Identification

Explains the meaning of warning and caution symbols used in the manual.

Typical System Overview

Accessory Identification

Identifies and labels various accessories used with the heater system.

Heater Operation

Heater Configuration

Illustrates and labels the different parts and configuration of the heater unit.

Installation Instructions

Uncrating and Mounting Location

Covers unpacking procedures and site selection for heater installation.

Roof Top Mounting

Details the specific steps for mounting the heater on a roof.

Thru Wall Mounting

Outlines the steps for installing the heater through a wall.

Under Roof Mounting

Provides specific instructions for mounting the heater under a roof.

Vertical Indoor Mounting

Details the installation process for vertically mounting the heater indoors.

Vertical Outdoor Mounting

Outlines the steps for installing the heater vertically outdoors.

Vertical S-Series Structural Inlet Elbow

Details the installation of the structural inlet elbow accessory.

Vertical S-Series Adjustable Stand

Details the installation of the adjustable stand accessory.

Vertical S-Series Structural Filter Section

Instructions for installing the structural filter section accessory.

S-Series Downturn With Lugs

Installation details for the downturn with lugs accessory.

Horizontal S-Series Mounting Stand

Instructions for installing the horizontal mounting stand.

Vertical Inlet Skirt

Instructions for installing the vertical inlet skirt accessory.

Rain Hood Inlet Skirt

Details the installation of the rain hood inlet skirt accessory.

Gas Piping

Electrical Wiring

Remote Control Station and Temperature Sensor Locations

Start-Up Instructions

Start-Up Procedure

Sequential steps for initial start-up of the heater unit.

Burner Manifold Pressure Adjustment

Instructions for adjusting the burner manifold pressure.

Calibration Check

Steps to verify and perform calibration checks on the control system.

Gas Train and Gas Valve Leak Checks

Procedures for checking gas train and gas valve for leaks.

Final Heater Preparation

Final checks and preparation steps before operating the heater.

Calibration Procedures

EDL Control Systems

Specific calibration steps for EDL control systems.

EDSM and EDSM/TP Control Systems

Calibration procedures for EDSM and EDSM/TP control systems.

EDR Control Systems

Calibration steps for EDR control systems.

Operating Instructions

Operating Sequence

Describes the sequence of operations for the heater.

Electronic Thermostat

Details the features and operation of the electronic thermostat.

Setting Temperatures and Calibration

Setting thermostat temperatures and performing calibration.

TSS Controller

Details on the features and programming of the TSS controller.

TSS Controller Scheduling Setup

Instructions for setting time, date, and DST on the TSS controller.

TSS Heating Mode Schedule

Setting the ON time schedule for heating mode.

TSS Setback Mode and Override

Setting the OFF time schedule and using the override timer.

BACnet Controller

Information on the BACnet controller for BAS integration.

Network Connection

Network Parameters

Settings for network parameters like address and baud rate.

Operating Sequences

Heater Operating Modes

Describes operating sequences for Unit Heater, Makeup Air, Ventilation, and Unoccupied modes.

Local Display

Troubleshooting

Troubleshooting Guide

A structured guide to diagnose and resolve operational issues.

Maintenance Instructions

Blower and Motor Bearing Lubrication

Guidelines for lubricating blower and motor bearings.

Filters

Information on filter types, cleaning, and replacement.

Belt Tensioning and Blower/Burner Cleaning

Tasks for belt tension, blower cleaning, and burner cleaning.

Gas Valve Cleaning

Procedure for cleaning the gas valves.

Troubleshooting Instructions

Troubleshooting Guide

Detailed problem/solution table for diagnosing issues.

Damper Motor Replacement & Adjustment

Steps for replacing and adjusting the damper motor.

Reference

Electrical Control Enclosure Drawing

Layout diagram of the electrical control enclosure.

Electrical Wiring Diagrams

System wiring schematics for the heater.

Gas Train Drawings

Diagrams illustrating various gas train configurations.

Individual Component Descriptions

Remote Control Stations and Components

Descriptions of remote control stations and their components.

Gas Control Systems

Descriptions of gas control systems like EDL, EDR, EDSM.

Heater Components

Descriptions of key heater components like airflow switch and damper motor.

Thermistor Sensor

Description and installation details for the thermistor sensor.

ANSI/ASHRAE/IESNA Standard 90.1

Standard Overview and Compliance

Standard's purpose, requirements, and compliance for heaters.

Maintenance Log

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