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FOR YOUR SAFETY
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. Extinguish any open flame.
Combat
6. Leave the building.
7. Immediately call your local gas
Compact Tubular Unit Heaters
supplier after leaving the building.
Follow the gas supplier’s
instructions. Installation, Commissioning,
8. If you cannot reach your gas
supplier, call the Fire Department.
Operation
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TABLE OF CONTENTS SECTION 1: Heater Safety......................................................2 SECTION 13: Servicing.........................................................27 1.1 Manpower Requirements .............................................2 13.1 Servicing Instructions...............................................27 1.2 Safety Labels and Their Placement .............................2 13.2 Burner Maintenance.................................................27 SECTION 2: Installer Respon
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TABLE OF FIGURES Figure 1: Front and Back Panel Label Placement.....................2 Figure 2: Side Panel Label Placement......................................3 Figure 3: Installation Clearances and Clearances to Combustibles.............................................................6 Figure 4: Suspension Methods ............................................... 11 Figure 5: Shelf Mounting and Hanging Suspension................ 12 Figure 6: Vertical Louvres (Optional) .........................
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® COMBAT Compact Tubular Unit Heaters are high efficiency heaters and are listed on the Enhanced Capital Allowance Scheme ’Energy Technology Product List’. The ETL symbol is a UK registered certification mark of The Carbon Trust. Product Approval
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® COMBAT CTCU UNIT HEATERS INSTALLATION OPERATION AND SERVICE MANUAL SECTION 1: HEATER SAFETY Your Safety is Important to Us! Before installation, check that the local distribution This symbol is used throughout the conditions, nature of gas and pressure, and manual to notify you of possible fire, adjustment of the appliance are compatible. electrical or burn hazards. Please pay The heater must be applied and operated under the special attention when reading and general concepts of reasonab
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SECTION 1: HEATER SAFETY Figure 2: Side Panel Label Placement Description Part Number Lighting Label 91040002 Wiring Diagram Label 91040020 3 of 42
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® COMBAT CTCU UNIT HEATERS INSTALLATION OPERATION AND SERVICE MANUAL SECTION 2: INSTALLER RESPONSIBILITY 2.2 Corrosive Chemicals � To install the heater, as well as the gas and elec- CAUTION trical supplies, in accordance with applicable specifications and codes. Roberts-Gordon recommends the installer contact a local building inspector, Fire Officer or insurance company for guidance. �To use the information given in the manual together with the local and national codes to Product Damage H
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SECTION 3: CLEARANCES TO COMBUSTIBLES SECTION 3: CLEARANCES TO COMBUSTIBLES tions, storage racks, hoists, building construction, etc. WARNING � In locations used for the storage of combustible materials, signs must be posted to specify the maximum permissible stacking height to main- tain required clearances from the heater to the combustibles. Signs must be posted adjacent to the heater thermostat. In the absence of a ther- mostat, signs must be posted in a conspicuous Fire Hazard locatio
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® COMBAT CTCU UNIT HEATERS INSTALLATION OPERATION AND SERVICE MANUAL Figure 3: Installation Clearances and Clearances to Combustibles * Heaters may be mounted at a higher level if destratification **80 cm is necessary to service fans are installed. heater. The heater must always be installed at least 1.8 m above the floor. The flue pipe must have clearance from combustibles by 5 cm. If installed at low levels where individuals can come in contact with hot heat exchanger components, adequate gu
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SECTION 4: CRITCAL CONSIDERATIONS SECTION 4: CRITCAL CONSIDERATIONS 4.1 Ventilation 4.3 Electrical Supply WARNING DANGER Carbon Monoxide Hazard Electrical Shock Hazard Heaters may be installed vented or unvented. Disconnect electric before service. Vented heaters must be vented outdoors. Heater must be properly grounded. Unvented heaters must be installed in buildings with ventilation rates as per Failure to follow these instructions can result section 7. in death or electrical shock. Failure
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® COMBAT CTCU UNIT HEATERS INSTALLATION OPERATION AND SERVICE MANUAL SECTION 5: SPECIFICATIONS 5.1 CTCUA (All Models) ! !! $" !+
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SECTION 5: SPECIFICATIONS 5.2 General Technical Data Table (All Models) Model CTCU-7 CTCU-11 CTCU-15 CTCU-22 CTCU-27 / 32 CTCUA, Axial Fans Total Electrical Load W 260 274 336 384 345 Run Current A 1.1 1 .2 1.5 1 .7 1.5 Start Current A 1.7 1.8 2.5 2.9 2.6 3 Air Flow m /h 1120 1220 2710 2750 4474 Air Throw m 9 12 14 16 16 [NR] [31] [35] [39] [42] [42] Sound Pressure Level at 3 m dB(A) 37 41 45 48 48 Flue and AIr Intake Flue and Air Intake Size mm Ø 80 80 80 80 100 *Maximum Straight Flue
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® COMBAT CTCU UNIT HEATERS INSTALLATION OPERATION AND SERVICE MANUAL SECTION 6: HEATER INSTALLATION 6.1 General 6.5 Suspension and Shelf Mounting Heaters are designed for installation above 2.5 m. WARNING These heaters must be installed within the heated space. Duct delivery systems are not permitted with axial fans. When handling or supporting the heater from below, ensure that the weight is taken at the support points. 6.2 Basic Information Crush Hazard CTCU heaters have automatic ignitio
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SECTION 6: HEATER INSTALLATION Figure 4: Suspension Methods 4 0 5 111 2 4 - 6-1'#67*8 / 4 - #11 3 ) ) / 0 1 #11 2 3 - / 4 Description Part Number Qty. Shelf Mounting Bracket 11111510K 1 , Kit - Shelf Mounting Bracket (2) 111111510 2 Screw #10 x 1/2" 94311008 2 Type AB Phil HWH Z (2) ) 4 6
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® COMBAT CTCU UNIT HEATERS INSTALLATION OPERATION AND SERVICE MANUAL Figure 5: Shelf Mounting and Hanging Suspension 4 6
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SECTION 7: FLUE INSTALLATION SECTION 7: FLUE INSTALLATION 7.1 Flue Installation connections are required, follow the instructions on Page 39, Section 16.4 through Page 40, Section 16.5. WARNING The flue must terminate outside of the building. Flues and air intakes must be a fully sealed system and correctly sized for the model. Flues should be assembled as detailed on Page 14, Figure 7 through Page 15, Figure 9. The joints between the flue Carbon Monoxide Hazard terminal and the roof or
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® COMBAT CTCU UNIT HEATERS INSTALLATION OPERATION AND SERVICE MANUAL Figure 7: Flue and Roof Detail 1
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1 23
Figure 8: Vertical and Horizontal Flue Termination - Type B Appliance 22 Roof Terminal Masterflash Flue Vertical Option Masterflash Flue Horizontal Option Wall Terminal 14 of 42
