Roberts Gorden CTCU 15, CTCU 27, CTCU 11, CTCU 22, CTCU 7 User Instructions, Heater Operation

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SECTION 12: USER INSTRUCTIONS

SECTION 12: USER INSTRUCTIONS

DANGER

Electrical Shock Hazard

Disconnect electric before service.

Heater must be properly grounded.

Failure to follow these instructions can result in death or electrical shock.

WARNING

Fire Hazard

Explosion Hazard

Burn Hazard

Cut/Pinch Hazard

Keep all flammable

Turn off gas supply to

Allow heater to cool

Wear protective gear

objects, liquids and

heater before service.

before service.

during installation,

vapors the minimum

 

 

operation and service.

required clearances to

 

Tubing may still be hot

Edges are sharp.

combustibles away

 

after operation.

from heater.

 

 

 

Some objects will catch fire or explode when placed close to heater.

Failure to follow these instructions can result in death, injury or property damage.

12.1 User Instructions

Figure 13: Heater Operating Sequence

The CTCU heaters are fully automatic and operate from the external controls fitted on site.

The only user controls at the heater are the:

Burner Lockout Reset Button:

See Page 26, Section 12.3.2

Limit Thermostat Reset Button:

See Page 25, Section 12.3.1

12.2 Heater Operation

When the heater has been switched on by the remote controls installed on site, the main burner will automatically turn on.

The burner control box will control the safe ignition of the flame.

All heaters require a constant gas and electricity supply which must not be interrupted during the normal operation of this heater.

12.3Common User Controls 12.3.1 Fan Thermostat

The fan thermostat is located inside the access door at the top of the heater. See Page 38, Section 16.3. This control ensures the heater does not blow cold air in the normal heating cycle.

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Contents Combat Page Table of Contents Page Table of Figures Page Page Manpower Requirements Heater SafetySafety Labels and Their Placement Side Panel Label Placement Clearances to Combustibles Installer ResponsibilityNational Standards and Applicable Codes Clearances to Combustibles Installation Clearances and Clearances to Combustibles Flue Gas SupplyDimension Data Ctcua All Models Specifications 5.1 Ctcua All ModelsCTCU-7 General Technical Data Table All ModelsWall Mounting Heater Installation 6.1 GeneralBasic Information HandlingSuspension Methods Shelf Mounting and Hanging Suspension Type B22 Appliance For flue termination See Page 14, through Page 15, FigureFlue and Roof Detail Roof Terminal Plastic Cup Masterflash Manifold Air Intake AIR Supply Room Sealed InstallationOpen Flued Installation Heaters Installed Within the Heated SpaceConnections GAS Pipe WorkGas Connection with Stainless Steel Flex Connector Remote Fan Controls Wiring and Electrical InformationRemote Controls Burner Controls ThermostatCtcua Wiring Diagram Models Electrical Checks CommissioningGas Fired Heater LouvresAutomatic Burner Control Box Sequence Begin Commissioning Before Operating the HeaterCheck Gas Rate Combustion TestingTurning Off the Heater Instruction to the User Complete the CommissioningHeater Operation User InstructionsCommon User Controls 12.3.1 Fan Thermostat Limit Thermostat Burner Lockout Reset ButtonSimple Fault Finding Simple Fault Finding Burner FaultsServicing Instructions 13.3 Fan/Motor Assembly MaintenanceHeat Exchanger Maintenance ServicingVent Pipe/Terminals Gas Control Valve MaintenanceMaintenance Checklist Vicinity of the HeaterFlue Blower Scroll, Wheel When installed DuctworkBurner Observation WindowBurner Conversion Conversion Between Gases 14.1 GeneralGas Valves Troubleshooting General Conduct Commissioning procedure as shown on Page 21, SectionTroubleshooting For Automatic Ignition Burner Systems Troubleshooting for Solenoid Valves Troubleshooting for Flame Supervision SystemTroubleshooting for Main Fan All Models Removal and Replacement PartsBurner Components Models 7Burner Injectors Burner CompartmentIgnition Electrode and Flame Probe Model CTCU-7 Flue Fan Vertical Installation Models 7Flue Fan Vertical Installation Models 22 Pressure Switch To Replace the Fan Assembly Ctcua Axial Fan/Guard/Motor AssemblyFan Removal and Replacement Fan and Limit Thermostats 16.9.1 Removal and ReplacementPage Fire Hazard
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CTCU 32, CTCU 7, CTCU 22, CTCU 11, CTCU 15 specifications

Roberts Gorden offers a diverse range of high-performance make-up air units known as the CTCU series, which includes models CTCU 22, CTCU 15, CTCU 7, CTCU 27, and CTCU 11. Each model is designed to deliver efficient and reliable air management solutions for various industrial and commercial applications.

The CTCU 22 is renowned for its robust construction and powerful performance, providing exceptional air flow rates that can accommodate larger facilities. It features a high-efficiency heat exchanger and a multi-stage filtration system that ensures optimal indoor air quality while reducing energy consumption. This model is particularly beneficial for environments requiring high volumes of tempered air, making it ideal for manufacturing plants and warehouses.

CTCU 15, on the other hand, is slightly smaller yet offers remarkable versatility. With an integrated control system, it can easily adapt to changing operational demands, making it a preferred choice for businesses that experience variable occupancy levels. Its quiet operation minimizes workplace noise, and its energy-efficient design significantly cuts operational costs.

CTCU 7 is specifically engineered for smaller spaces without compromising performance. This unit features compact dimensions while still delivering adequate air flow for localized heating and ventilation needs. The advanced temperature control algorithms allow for precise adjustments, ensuring a comfortable environment even in tight areas.

CTCU 27 stands out with its advanced technology that includes integrated smart controls. This model offers real-time monitoring and data analytics to optimize performance and enhance energy efficiency. Its ability to connect with existing building management systems makes it an appealing choice for modern facilities aiming to improve sustainability initiatives.

The CTCU 11 is characterized by its user-friendly interface and maintenance accessibility. It is built with durable materials that extend its lifespan, ensuring long-term reliability. This unit is ideal for applications where regular maintenance is challenging, as its design allows for easy access to all critical components.

In summary, Roberts Gorden's CTCU series encompasses a range of units catered to various industrial needs. With features focusing on efficiency, flexibility, and user-friendliness, these models deliver high-quality air management solutions to improve indoor environments while reducing energy consumption.
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