Aiko
CTH3-115, CTH3-150, CTH3-80, CTH3-200
service manual
Pneumatic Connections
Troubleshooting
Specifications
Install
Parts list
Ladder Diagram
Remote Analog Signal
Wiring
Warranty
Maintenance
Tube Configuration
Page 71
SECTION 12: T
ROUBLESHOOTING
12.5 Pneumatic Connections
65 of 71
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Image 71
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Contents
Gas-Fired, Low Intensity Unitary Heater
Page
Roberts-Gordon LLC
Page
Table of Figures
Page
California Proposition
Heater Safety
Manpower Requirements
Safety Labels and Their Placement
Top and Bottom Panel Label Placement
Side and Back Panel Label Placement
National Standards and Applicable Codes
Installer Responsibility
Wall Tag
Corrosive Chemicals
Inches Centimeters Model
Maintain clearances to combustibles at all times for safety
ONE Side Reflector
Tube
TUBE, Standard Reflector
Unapproved
Foot Deco Grille and Protective Grille
National Standards and Applicable Codes
Major Components
Model Tubing Length Core Packages Minimum Aluminized
Standard Parts List
Heater Installation
Typical Suspension Details
Linear Heater Assembly Overview
Linear Heater Layout Overview
Tube Clamp Package Installation
Burner Tube Installation
Insert tubes into coupling Tighten coupling to join tubes
Coupling and Tube Assembly
Turbulator Installation
2 Coupling and Tube Assembly
Hanger Burner Tube Reflector
Reflector Installation
Description Part Number Reflector Support Package
1 Reflector, U-Clip and Reflector Support Installation
Window facing down
Burner Installation
Tube Configuration
Optional Heater Accessories
Tube Heater Assembly Overview
Tube Heater Layout Overview
3 Reflector Joint Installation
Elbow Package Configuration .2.1 Elbow Installation
2 Elbow Installation
Reflector Joint Detail
4 Reflector Joint Installation 5 Reflector Joint Detail
Reflector Side Extension
2 Side Reflector Installation
Scr ews
2 Frame Shield Installation
3 Grille Installation
2 Grille End Cap Installation
Unvented Operation
United States Requirements
Canadian Requirements
Length Requirements
Horizontal Venting
Vertical Venting
Unvented Operation Tube Termination
Common Side Wall Venting
Vertical Ventilation 4 10 cm Pipe
Common Vertical Venting
Side View
Vertical Outside Air Supply for Single Heater Installation
Outside Combustion Air Supply
TOP View
Vertical Outside Air Supply for Double Heater Installation
GAS Piping
Correct Positions
Standard Heater Configuration
Wiring
Central and Satellite Heaters Zoning Capability
Central Heater Configuration
Satellite Heater Jumper Setting
Satellite Heater Configuration
Communication Wiring within a Zone of Heaters
Communication Wiring within a Zone of Heaters
Thermostat
Heat Demand Control Wiring
Zone Sensor
Sequence of Operation for Modulating Thermostats
Analog Signal Modulating Thermostat P/N
MS/TP Wiring
Cable Termination
Power Requirements
Remote Analog Signal
Analog Control Signal Wiring Diagram
Potentiometer Control Device
Potentiometer Control Wiring Diagram
Thermostat, modulating
Description Part Number
Modulating Thermostat Wiring Diagram with BACnet optional
Internal Wiring
Ladder Diagram
Electrical Connection to the Burner
Line Voltage Power Wiring
Low Voltage Control Wiring Installation
To Shut Off Heater
Operation and Maintenance
Pre-Season Maintenance and Annual Inspection
Sequence of Operation
Objects
Installation Code and Annual Inspections
Vicinity of the Heater
Vehicles and Other
Burner Observation
MA wiring Suspension Points
Safety Labels
Gas Line
Troubleshooting
General LED Codes
Control LED
Troubleshooting
Troubleshooting Flow Chart
Troubleshooting
Manifold Gas Pressure Measurement
Pneumatic Connections
Replacement Parts
Replacement Parts
Description Part Number
Pipe Connection
General Specifications
Dimensions
GAS Pressure AT Manifold
Page
Limitations on Authority Representatives
Warranty is Void if
ROBERTS-GORDON will PAY for
ROBERTS-GORDON will not PAY for
Page
Page
Page
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