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Brant Radiant Heaters LD Series Operation, Installation, Maintenance And Parts Manual

Commercial, industrial, residential tube heater
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COMMERCIAL, INDUSTRIAL, RESIDENTIAL
OPERATION, INSTALLATION, MAINTENANCE
WARNING:
If the information in these instructions are not
followed exactly, a fire or explosion may result
causing property damage, personal injury or loss
of life.
FOR YOUR SAFETY!
FOR YOUR SAFETY!
IF YOU SMELL GAS:
IF YOU SMELL GAS:
1. Open windows.
1. Open windows.
2. Do not touch electrical switches.
2. Do not touch electrical switches.
3. Extinguish any open flame.
3. Extinguish any open flame.
4. Immediately call your gas supplier.
4. Immediately call your gas supplier.
Do not store or use gasoline or flammable
vapours and liquids in the vicinity of this or
any other appliance.
LD SERIES
TUBE HEATER
AND PARTS MANUAL
REVISIONS:
FORWARD STATEMENT - Jan 07
VENT PLACEMENT- pg. 18, Jan 07
½" TYPE I HOSE CONNECTORS- pg. 22 Jan 07
AVERTISSEMENT:
Assurez-vous de bien suivre les instructions
données dans cette notice pour réduire au
minimum le risque d'incendle ou d'explosion ou
pour éviter tout dommage matérial, toute blessure
ou la mort.
CONSIGNES DE SÉCURITÉ !
CONSIGNES DE SÉCURITÉ !
SI VOUS SENTEZ UNE ODEUR DE GAZ:
SI VOUS SENTEZ UNE ODEUR DE GAZ:
1. Ouvrez les fenêtres.
1. Ouvrez les fenêtres.
2. Ne touchez pas aux interrupteurs électriques.
2. Ne touchez pas aux interrupteurs électriques.
3. Éteignez toute flamme nue.
3. Éteignez toute flamme nue.
4. Contactez immédiatement votre compagnie
4. Contactez immédiatement votre compagnie
de gaz.
de gaz.
Il est interdit d'utiliser des liquides inflammables
ou dégageant des vapeurs infammables, à
proximité de tout appariel fonctionnant au gaz.
Form #LD0307

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  • Page 1 LD SERIES COMMERCIAL, INDUSTRIAL, RESIDENTIAL TUBE HEATER OPERATION, INSTALLATION, MAINTENANCE AND PARTS MANUAL REVISIONS: FORWARD STATEMENT - Jan 07 VENT PLACEMENT- pg. 18, Jan 07 ½” TYPE I HOSE CONNECTORS- pg. 22 Jan 07 WARNING: AVERTISSEMENT: Assurez-vous de bien suivre les instructions...
  • Page 2 : Leave this manual with the appliance. CONSUMER : Retain this manual for future reference. Approval Standards and Certifications Brant Radiant Heaters Limited heaters are design certified by the CSA International and comply with the National Standards of Canada. ™Trade-mark of Canadian Standards Association...

  • Page 3: Table Of Contents

    2.10 Combustion Air Requirements 2.11 Gas Supply 2.12 Allowance for Expansion 2.13 Electrical Requirements 2.14 Thermostat Wiring: One Two-Stage Thermostat and One LD Series Heater 2.15 Thermostat Wiring: One Two-Stage Thermostat and Multiple LD Series Heater 2.16 Lighting Instructions 2.17 Shutdown Instructions 3.

  • Page 4: Safety Information

    Brant Radiant Heaters Limited cannot anticipate every use which may be made of their heaters. Check with your local gas supplier if you have questions about local regulations.
  • Page 5 SAFETY INFORMATION WARNING WARNING Failure to comply with the stated clearance to This heater should be installed so that the combustibles could result in personal injury, minimum clearances to vehicles, as marked on death and/or property damage. the heater, will be maintained. If vehicles lifts are present, ensure that these clearances will be maintained from the highest raised vehicle.
  • Page 6 SAFETY INFORMATION The clearance-to-combustible measurements represent an alcove or clearance box with vertical and horizontal planes. See figure 1.1. Example: LD-15-40 clearances as stated at 0° mounting- Top 6” or 16cm Side 15” or 39cm Below 45” or 115cm Note: Combustible material MUST NOT be placed within the confines of the clearance box. Observe all WARNINGS listed in installation instructions and stated on heater control box.

  • Page 7: Installation

    2 INSTALLATION 2.1 Design Criteria the models being installed. Buildings that require the Perimeter mounting of these infra-red heaters provides for the most efficient installation. In figure rows of heaters to be farther apart than the 2.1.1, the heaters are mounted at the perimeter of the recommended distance in the chart may need additional heaters placed in the center of the space.
  • Page 8 When positioning heaters, keep in mind the * Outside air for combustion must be ducted to the heater if the building atmosphere where the heater clearances to combustible materials, lights, sprinkler is installed contains one of the following: heads, overhead doors, storage areas with stacked materials, gas and electrical lines, parked vehicles, cranes and any other possible obstructions or - Chemicals such as chlorinated or fluorinated...

  • Page 9: Prechecks

    Re-Verber-Ray the heater’s model numbers, as displayed on the rating label, make sure the finished installation distributor or Brant Radiant Heaters Limited at Customer Service- 1-800-387-4778. will conform to the design requirements listed on the label and the Clearance-To-Combustibles Chart and the figures shown on page 3.
  • Page 10 "C" "B" "B" "B" "A" DIM DIMENSION CONTROL BOX MODEL SUSPENSION “A” NUMBER POINTS “B” STABILIZER “C” LD 10 LD 15 LD 20 LD 30 18" 16" 11 1/8" 8 1/8" 45.7 cm 28.3 cm 20.6 cm 40.6 cm 2" 4"...

  • Page 11: Heater Hanging

    INSTALLATION Heater Hanging 1. The combination tube/reflector suspension 5. The suspension chains must be installed so that hangers (DB-3HGR), shipped in the parts box they are perpendicular to the heater. When located in the heater control box carton shall be mounting reflectors at 0 degrees one chain per sufficient to support the heater every 10 feet or 3 m.

  • Page 12: Tube Assembly

    INSTALLATION Tube Assembly All LD models use highly emissive coated aluminized 3. STOP: Before final assembly of the last radiant titanium steel for combustion tube ( first 10 ft./3.1m). tube verify baffle length, install baffle in the An aluminized titanium tube is identified by a bright vertical position and complete final assembly.

  • Page 13: Baffle Assembly

    INSTALLATION Baffle Assembly INSTALLATION: BAFFLES MUST BE INSTALLED ACCORDING TO MANUFACTURERS INSTRUCTIONS TO ENSURE THE HEATERS SAVE AND EFFICIENT OPERATION. LS, LD, LSA, & LDA models use one section of heat transfer baffle and two sections of pressure baffle. The pressure baffle utilizes restrictor tabs that incorporate a factory set angle to optimize heater performance.

  • Page 14: Reflector Assembly

    INSTALLATION Reflector Assembly 1. Install reflector intermittent support DB-IH as 4. Install clips in their “A” position as shown in shown in figure 2.5.1 Figure 2.5.3 on the first and last suspension hanger. Clips are located right side front and left 2.

  • Page 15: Optional Side Shield Installation

    INSTALLATION 2.6 OPTIONAL Side Shield Installation 1. Install side shields as per figure 2.6.1. The clearance to combustibles will be altered when side shields are installed. Refer to safety information on page 3. Figure 2.6.1...

  • Page 16: Optional Exchanger "L " Or "U" Configuration

    INSTALLATION OPTIONAL Exchanger “L ” or “U” Configuration A maximum of two 45, 90 degree “L ” or one 180 DB-3UA consists of a 180 degree 16 Ga. Swaged degree “U” bend may be installed to alter the “U”, tube clamp, three piece reflector, standard radiant tube configuration (see Figure 2.7.1).
  • Page 17 Figure 2.7.5 BAFFLE SPECIFICATION CHART 180 DEGREE 45, 90 DEGREE MIN. DISTANCE STANDARD “U” “L ” FROM BURNER BAFFLE SECTIONS MODEL BAFFLE SECTIONS BAFFLE SECTIONS TO AN ELBOW NUMBER HT BAFFLE P BAFFLE HT BAFFLE P BAFFLE P BAFFLE HT BAFFLE OR U FITTING FIRST SECOND...

  • Page 18: Flue Venting

    A dual-exhaust assembly is available from Brant Radiant Heaters, Part Number DB-3YA (see Figures 2.8.4and 2.8.5). A Duravent DB-3VK vent kit must be used for sidewall...
  • Page 19 * Vertical venting may utilize standard “B” vent caps. * All vent pipes must be sealed with high temperature sealant and 4 No. 8 sheet metal screws to prevent leakage of flue gas into building. * Horizontal flues should be pitched down toward outlet, ¼...
  • Page 20 INSTALLATION Canadian Installations US Installations Clearance above grade, veranda, 12 inches (30 cm) 12 inches (30 cm) porch, deck or balcony Clearance to window or door that may 6 inches(15 cm for appliances < , 10,000 6 inches(15 cm for appliances <, 10,000 be opened Btuh (3 kW), 12 inches (30cm) for Btuh (3 kW), 9 inches (23cm) for...

  • Page 21: Installation For Unvented Operation (Optional)

    2 INSTALLATION 2.9 Installation for Unvented Operation (OPTIONAL) NOTE: Not for Residential Applications. If propane is used, a positive air displacement of at The heaters are approved for unvented operation least 4.5 cfm per 1000 BTUh of gas input is when equipped with a factory-supplied end recommended.

  • Page 22: Combustion Air Requirements

    INSTALLATION 2.10 Combustion Air Requirements Combustion air intake has a factory-preset air orifice. NOTE: Use insulated duct or PVC pipe to prevent If indoor combustion air is to be supplied for a tightly condensation on outer surface. Keep intake opening closed room, one square inch of free air opening at least 3 ft.

  • Page 23: Gas Supply

    INSTALLATION 2.11 Gas Supply CORRECT INLET PRESSURES ARE VITAL FOR EFFICIENT OPERATION OF HEATERS. REFER A typical gas supply line connection is illustrated in TO CSA RATING PLATE AND, IF NECESSARY, Figure 2.11.1. The method shown will decrease the CONSULT GAS COMPANY. possibility of any loose scale or dirt in the supply line entering the heater’s control system and causing a If all or a portion of the gas supply line consists of...
  • Page 24 INSTALLATION - 1/2" GAS CONNECTION FOR 125,000 btuh OR LESS Figure 2.11.1 1/2" Gas Connection Supplied 1/2 inch Type I hose is a certified component of the heater and is required on units having inputs of 125,000 btuh or less. Hoses must be installed in a "U" configuration, as defined in the installation diagrams, in order to accommodate heater expansion.

  • Page 25: Allowance For Expansion

    INSTALLATION 2.12 Allowance for Expansion Allowances must be made for the system to expand as detailed in the Heater Expansion Chart on this page. The supplied Type I, flexible gas connector is recommended. If, however, local codes require rigid piping to the heater, a swing joint can be used.

  • Page 26: Electrical Requirements

    INSTALLATION 2.13 Electrical Requirements 2.14 Thermostat Wiring: One Two-Stage Thermostat and 1. Heaters operate on 120 volts, 60 Hz, single phase. One Two-Stage Series Heater The maximum amperage requirement (starting current) is 4.8 amps per heater. The running The Burner box contains a 24 volt transformer that current is 1.1 amps.

  • Page 27: Thermostat Wiring

    INSTALLATION 2.15 Thermostat Wiring: One Two-Stage Thermostat and Multiple Two-Stage Series Heaters - Connect Line 24 volt from installer supplied The Burner box contains a 24 volt transformer that transformer to thermostat terminal (R). operates the control circuits. When more than one - Connect common 24 volt from installer supplied heater is operated with a single thermostat, the 24 transformer to the 24 volt spade on the heater.

  • Page 28: Lighting Instructions

    INSTALLATION 2.16 Lighting Instructions Instructions pour l’allumage 1. Purge main gas supply line at start-up. 1. Purger la conduite d’alimentation en gaz principale. 2. Rotate heater’s manual gas valve knob to the “ON” position. 2. Tourner le bouton du robinet de gaz a commande manuelle jusqu’a ce qu’il se trouve en position de 3.

  • Page 29: Theory Of Operation

    SHUTDOWN THEORY OF OPERATION When the thermostat is satisfied the fan will enter into a two minute post-purge cycle. Micro 60U24 Control LOCKOUT CODES STANDBY In event of a component failure, a red LED The Micro 60U24 circuit control continually checks diagnostic light located on the burner box end panel for internal faults, safety circuit integrity and relay will flash a code identifying the fault.
  • Page 30 Figure 3.1.2...

  • Page 31: Service

    SERVICE Maintenance 4. Heaters exhaust vent must be inspected LD Series gas-fired infra-red heaters require minimum of routine maintenance to keep them periodically to ensure it is free and clear of operating at peak performance. foreign material. 1. Ensure that the heaters air inlet and blower 5.

  • Page 32: Thermo Limit Switch

    4.3 Thermal Limit Switch The thermal limit switch is a safety device designed To test: DISCONNECT ELECTRICAL POWER to discontinue heater operation if the control box SUPPLY and check switch for continuity. If the temperature exceeds its operational limit. Thermal limit switch circuit is “open”, remove and replace.

  • Page 33: General Troubleshooting

    GENERAL TROUBLE SHOOTING GENERAL TROUBLESHOOTING CHART FOR 2-STAGE SERIES EQUIPPED WITH MICRO 60U24 CONTROL SYMPTOM POSSIBLE CAUSE CORRECTIVE ACTION Thermostat closed. 1. Blown fuse. 1. Replace. - NO LED FLASH CODE 2. Replace. 2. Faulty thermostat. 3. Disconnected wire. 3. Repair. 4.

  • Page 36: Combustion Chamber

    LIMITED Seven Year Warranty RE-VERBER-RAY TUBE TYPE GAS INFRA-RED HEATER Brant Radiant Heaters Limited (hereinafter part of the Company, and the Company neither referred to as the Company) warrants to the assumes nor authorizes any person to assume for original purchaser or original user that all Brant...

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