Roberts Gorden CTU 22 TO 115 service manual Immediately call your local gas, Fire Hazard

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FOR YOUR SAFETY

Combat

 

6.

Immediately call your local gas

 

If you smell gas:

 

®

1.

Open windows.

 

2.

DO NOT try to light any appliance.

 

3.

DO NOT use electrical switches.

 

4.

DO NOT use any telephone in

 

 

 

your building.

 

 

5.

Leave the building.

Tubular Unit Heaters

 

supplier after leaving the building.

 

Follow the gas supplier’s

 

 

 

instructions.

Installation, Commissioning,

 

supplier, call the Fire Department.

7.

If you cannot reach your gas

 

 

 

 

Operation & Service Manual

 

WARNING

 

 

 

 

Model CTU 22 to 115

Fire Hazard

Do not store or use petrol or other flammable vapours and liquids in the vicinity of this or any other appliance.

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.

WARNING

 

 

Installer

 

 

 

 

 

 

 

Please take the time to read and understand

Improper installation, adjustment, alteration, service

 

 

these instructions prior to any installation.

or maintenance can result in death, injury or property

 

 

 

 

Installer must give a copy of this manual to the owner.

damage. Read the installation, operation and service

 

 

 

 

 

 

manual thoroughly before installing or servicing

 

 

Owner

this equipment.

 

 

 

 

 

 

 

 

 

 

Keep this manual in a safe place in order to provide

Installation must be done by a registered installer/your serviceman with necessary information. contractor qualified in the installation and service

of gas-fired heating equipment or your gas supplier.

 

Roberts-Gordon Europe Limited

 

 

Unit A, Kings Hill Business Park

 

 

Darlaston Road, Wednesbury

 

 

West Midlands WS10 7SH UK

 

 

Telephone: +44(0)121 506 7700

 

 

Fax: +44 (0)121 506 7701

 

 

Service Telephone: +44 (0)121 506 7709

 

Service Fax: +44 (0)121 506 7702

 

Quality in Any Language™

E-mail: uksales@rg-inc.com

 

E-mail: export@rg-inc.com

P/N X407UK Rev G 10/07

© Copyright 2007 Roberts-Gordon, LLC

www.rg-inc.com

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Contents Supplier after leaving the building Immediately call your local gasFollow the gas supplier’s Instructions Supplier, call the Fire DepartmentPage Roberts-Gordon, LLC Page Table of Figures Page Product Approval Installer Responsibility Heater SafetyClearances to Combustibles Corrosive ChemicalsCritical Considerations 3.1 Basic Information Minimum Required Installation ClearancesVentilation Gas SupplyInstallation Clearances and Clearances to Combustibles Dimension Data Ctua All Models Specifications 4.1 CtuaTop View End View Rear ViewCTUB, Ctuc and Ctud Dimension Data CTUB, Ctuc and CtudGeneral Technical Data Table Gas rates corrected to standard conditions 1013.25 mbar 15 C Handling Heater Installation 5.1 GeneralType B22 Appliance Flue Installation 6.1 Flue InstallationAir Intake Terminal Cover Vertical and Horizontal Flue Termination Type B22 Appliance AIR Supply Distribution Duct Work for CTUB, Ctuc and Ctud Heaters Optional Heater ConfigurationsCtud Heaters Connections GAS PipingOption a Option BWiring and Electrical Information 50 Hz Ctua Wiring Diagram ModelsSite Wiring CTUB/C Wiring Diagram Models Site Wiring230 V 1 Ø 50 Hz Ignition ModuleRUN For external fan wiring Ctud Wiring Diagram ModelsSite Wiring and Electrical Information Louvres CommissioningElectrical Checks Mechanical ChecksEnd View Automatic Burner Control Box SequenceCheck Gas Rate Combustion TestingTurning Off the Heater Complete the Commissioning External ControlsInstruction to the User Heater Operation Burner Lockout Reset ButtonCommon User Controls Thermostat Limit Thermodisc Lighting Instructions To Turn On HeaterSimple Fault Finding Burner Faults Simple Fault FindingTo Turn the Heater Off 13.3 Fan/Motor Assembly Maintenance Burner MaintenanceHeat Exchanger Maintenance Gas Control Valve MaintenanceBurner Conversion Conversion Between Gases 14.1 GeneralGas Valves Start Conduct Commissioning procedure as shown on Page 24, SectionFor your safety and optimum heater performance Troubleshooting For Automatic Ignition Burner SystemsConduct Commissioning procedure as shown Troubleshooting for Solenoid Valves Troubleshooting for Flame Supervision SystemRemoval and Replacement Parts Burner Injectors Burner CompartmentIgnition Electrode and Flame Probe Remove screws securing outlet flange to the flue adapter RG P/N Pressure SwitchFan Removal and Replacement Ctua Axial Fan/Guard/Motor AssemblyTo Replace the Fan Assembly Ctub & Ctuc Centrifugal Fan/Guard/Motor AssemblyFan Data Centrifugal Fan OrientationPage Page Page Some objects can catch fire or explode when placed

CTU 22 TO 115 specifications

The Roberts Gordon CTU 22 TO 115 is a renowned unit heater designed to deliver efficient heating solutions in commercial and industrial settings. Known for its advanced features and robust design, this unit heater is ideal for applications where warmth and comfort are essential, such as warehouses, manufacturing facilities, and large retail spaces.

One of the main features of the CTU 22 TO 115 is its powerful heating capacity. With a range of output capabilities, it can effectively heat large areas, ensuring that employees and equipment remain comfortable during cold weather. The heater's output is adjustable, allowing for tailored heating solutions based on specific operational needs.

This model integrates several innovative technologies to enhance efficiency and performance. The use of advanced combustion technology ensures optimal fuel efficiency, which translates to lower energy costs and reduced environmental impact. The heater is available in both gas and oil configurations, providing versatility to accommodate different fuel sources depending on availability and preference.

In addition to its energy efficiency, the Roberts Gordon CTU features a compact design, making it suitable for installations in tight spaces. Its lightweight construction allows for easy installation and relocation, ensuring that businesses can quickly adapt to changing layout requirements. The unit is equipped with high-quality materials and a durable finish, contributing to its longevity and low maintenance needs.

Safety is a paramount concern in any heating system, and the CTU 22 TO 115 doesn't disappoint. It comes with various safety features, including over-temperature protection, ensuring that it operates securely under all conditions. With automatic shutoff capabilities, the heater provides peace of mind to operators, allowing for unattended operation in more remote settings.

Moreover, the CTU’s quiet operation is a significant advantage, as it minimizes disruption in the workplace, ensuring a comfortable environment for personnel. Its design also facilitates easy access to components for maintenance, thus ensuring that the unit remains operational with minimal downtime.

Overall, the Roberts Gordon CTU 22 TO 115 combines performance, efficiency, and safety features to create a reliable heating solution for diverse industrial applications. Its adaptability to various fuel types and efficient design makes it a popular choice among facility managers looking for dependable heating solutions.