Roberts Gorden CTU 22 TO 115 service manual Some objects can catch fire or explode when placed

Page 51

SECTION 16: REMOVAL AND REPLACEMENT PARTS

Attach this information to the wall near the ROBERTS GORDON® heater

®

Read the Installation, Commissioning, Operation and Service Manual thoroughly before installation, operation or service.

OPERATING INSTRUCTIONS

WARNING

 

 

 

1.STOP! Read all safety instructions on this information sheet.

2.Open the manual gas valve in the heater supply line.

3.Turn on electric power to the heater.

4.Set the thermostat to desired setting (above ambient temperature). The automatic starting sequence begins.

NOTE: Following long shutdown periods, the burner control may go to to 'LOCKOUT' during the start sequence. Push the reset button to recommence firing. Contact service department if 'LOCKOUT' continues (see manual for details).

TO TURN OFF THE HEATER

1. Turn the thermostat/time switch to 'OFF'. The burner will turn 'OFF'

 

Fire Hazard

immediately, but fans will continue to cool heat exchanger until the fan

 

 

thermostat switches off.

 

Some objects can catch fire or explode when placed

 

 

 

 

IF THE HEATER WILL NOT OPERATE, TO ENSURE YOUR SAFETY,

close to heater.

 

 

 

FOLLOW THESE INSTRUCTIONS TO SHUT DOWN YOUR HEATER

Keep all flammable objects, liquids and vapors the

 

 

 

 

1. Set the thermostat to off or the lowest setting.

required clearances to combustibles away from heater.

 

 

2. Turn off electric power to the heater.

Failure to follow these instructions can result in death,

3. Turn off the manual gas valve in the heater supply line.

4. Call your registered installer/contractor qualified in the installation

injury or property damage.

and service of gas-fired heating equipment.

 

 

Installation Clearances

 

 

 

Roof Terminal

 

Clearances to Combustibles

Air

 

 

 

 

 

Intake

 

 

15 cm

 

15 cm

 

 

 

 

 

 

Flue

3 m

50 cm

50 cm**

Wall

 

 

 

 

60 cm

 

 

 

Terminal

 

 

 

 

 

 

 

 

 

 

 

 

30 cm

 

 

 

2.5 - 3.5 m*

 

 

 

 

 

 

**80 cm is necessary to service heater.

*Heaters may be mounted at a higher level if destratification

 

 

fans and/or turn down nozzles are installed.

 

 

Roberts-Gordon Europe Limited

Fax: +44(0)121 506 7701

Roberts-Gordon, LLC

Telephone: 716.852.4400

Unit A, Kings Hill Business Park

Service Telephone: +44(0)121 506 7709

1250 William Street

Fax: 716.852.0854

Darlaston Road, Wednesbury

Service Fax: +44(0)121 506 7702

P.O. Box 44

Toll Free: 800.828.7450

West Midlands WS10 7SH UK

E-mail: uksales@rg-inc.com

Buffalo, NY 14240-0044 USA

 

Telephone: +44(0)121 506 7700

E-mail: export@rg-inc.com

 

 

 

Installation Code and Annual Inspections:

All installations and service of ROBERTS GORDON® equipment must be performed by a contractor qualified in the installation and service of equipment sold and supplied by Roberts-Gordon and conform to all requirements set forth in the ROBERTS GORDON® manuals and all applicable governmental authorities pertaining to the installation, service and operation of the equipment. To help facilitate optimum performance and safety, Roberts-Gordon recommends that a qualified contractor annually inspect your ROBERTS GORDON® equipment and perform service where necessary, using only replacement parts sold and supplied by Roberts-Gordon.

For installations at elevations above 2000' (610 m), the appliance shall be derated 4% for each 1000' (305 m) of elevation above sea level.

Further Information:Applications, engineering and detailed guidance on systems design, installation and equipment performance is available through ROBERTS GORDON® representatives. Please contact us for any further information you may require, including the Installation, Commissioning, Operation and Service Manual.

These products are not for residential use.

© 2007 Roberts-Gordon, LLC

www.rg-inc.com

Printed in U.S.A.

P/N 91040028 Rev B

45

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Contents Supplier, call the Fire Department Immediately call your local gasSupplier after leaving the building Follow the gas supplier’s InstructionsPage Roberts-Gordon, LLC Page Table of Figures Page Product Approval Corrosive Chemicals Heater SafetyInstaller Responsibility Clearances to CombustiblesGas Supply Minimum Required Installation ClearancesCritical Considerations 3.1 Basic Information VentilationInstallation Clearances and Clearances to Combustibles End View Rear View Specifications 4.1 CtuaDimension Data Ctua All Models Top 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 GeneralFlue Installation 6.1 Flue Installation Type B22 ApplianceAir Intake Terminal Cover Vertical and Horizontal Flue Termination Type B22 Appliance AIR Supply Optional Heater Configurations Distribution Duct Work for CTUB, Ctuc and Ctud HeatersCtud Heaters Option B GAS PipingConnections Option aWiring 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 Mechanical Checks CommissioningLouvres Electrical ChecksEnd View Automatic Burner Control Box SequenceCombustion Testing Check Gas RateTurning Off the Heater External Controls Complete the CommissioningInstruction to the User Lighting Instructions To Turn On Heater Burner Lockout Reset ButtonHeater Operation Common User Controls Thermostat Limit ThermodiscSimple Fault Finding Simple Fault Finding Burner FaultsTo Turn the Heater Off Gas Control Valve Maintenance Burner Maintenance13.3 Fan/Motor Assembly Maintenance Heat Exchanger MaintenanceConversion Between Gases 14.1 General Burner ConversionGas Valves Start Conduct Commissioning procedure as shown on Page 24, SectionTroubleshooting For Automatic Ignition Burner Systems For your safety and optimum heater performanceConduct 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 SwitchCtub & Ctuc Centrifugal Fan/Guard/Motor Assembly Ctua Axial Fan/Guard/Motor AssemblyFan Removal and Replacement To Replace the Fan 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.
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