Brant Radiant Heaters DX3L Series Manual Download Page 3

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DX3L

Series

Contents

1.0 Introduction

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Heater Components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Product Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

2.0 Safety

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Safety Labels and Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Warning Symbols. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Standards, Certifications and Government Regulations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Clearance to Combustibles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

3.0 Installation

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Design Considerations and Prechecks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Recommended Mounting Heights and Coverages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Hanger Placement and Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Radiant Tube Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Optional Elbow or U-Bend Accessory Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Burner Control Box Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Reflector Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Baffle Assembly and Placement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Final Heater Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Venting

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Optional Unvented Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Combustion Air Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Gas Supply Installation Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Leak Testing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Electrical Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Thermostat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Wiring. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Unit-Start-Up (Commissioning) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

High Altitude Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

4.0 Operation

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Operating Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Sequence of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

5.0 Troubleshooting Guide

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6.0 Maintenance

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Routine Inspection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Heater Components and Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

7.0 Limited Warranty

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8.0 Kit Contents Check List

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Summary of Contents for DX3L Series

Page 1: ...ed clearances from the heater to the combustibles Signs must either be posted adjacent to the heater thermostats or in the absence of such thermostats in a conspicuous location Not for residential use...

Page 2: ...2...

Page 3: ...ow or U Bend Accessory Configuration 21 Burner Control Box Suspension 23 Reflector Assembly 24 Baffle Assembly and Placement 26 Final Heater Assembly 27 Venting 28 Optional Unvented Operation 36 Combu...

Page 4: ...list of the kit contents for your model heater Materials not included in the heater kit contents e g screws vent material terminals etc are the responsibility of the installer Notify your product repr...

Page 5: ...0 100 Nat or Prop 100 000 50 9 27 5 235 290 15 to 27 Alum Alum 2 DX3L 50 125 Nat or Prop 125 000 50 9 27 5 235 290 15 to 27 Alum Alum 3 DX3L 50 150 Nat or Prop 150 000 50 9 27 5 235 290 16 to 30 Titan...

Page 6: ...butor or the product manufacturer for obtaining replacement signs or labels Do not Rotate Gas hose label SERVICE ACCESS PANEL CONTROLS GAS VALVE COMPARTMENT 1 Disconnect gas electricity 2 Remove four...

Page 7: ...NING AMPS 120 60Hz 4 8 1 1 MANIFOLD PRESSURE MIN INLET PRESSURE ORIFICE SIZE 3 5 WC 5 0 WC 3 D M S HEATER TYPE VERSION MIN MOUNTING ANGLE COMBUSTION CHAMBER 4 BC ALUMINUM FOR INDOOR USE BRANT RADIANT...

Page 8: ...s injury or death Read and understand the installation operating and maintenance instructions thoroughly before installing or servicing this equipment Applications This is not an explosion proof heate...

Page 9: ...e upper surface of wings or of the engine enclosures of the highest aircraft that may be housed in the hangar The measurement shall be made from the wing or engine enclosure whichever is higher from t...

Page 10: ...s Building Location Installation of this tube heater is approved without modifications for elevations up to 6 000 feet 1 829 m MSL sea level in the United States Contact the factory for installations...

Page 11: ...e Marshall fire insurance carrier or other qualified authorities on the installation of gas fired tube heaters for approval of the proposed installation Safety Signs and Labels It is important to prov...

Page 12: ...ld 0 42 107 8 20 6 15 76 193 with 2 side shields 0 20 51 20 51 6 15 76 193 20 ft from burner 0 7 18 7 18 6 15 30 76 DX3L 40 50 60 150 N P 0 24 61 24 61 6 15 81 206 45 58 147 8 20 10 25 81 206 with 1 s...

Page 13: ...onsider the following Has the building s heat loss been evaluated Does the design meet the needs of the space Have recommended mounting heights been observed Have all clearance to combustibles situati...

Page 14: ...erved see Chart 3 1 Produces an uneven heat distribution Four burners 100 000 BTU each are placed in each corner Burner hotter ends direct heat to areas of highest heat demand Recommended mounting hei...

Page 15: ...e factory recommended mounting heights Model BTU Range Recommended Mounting Height ft Coverage Area Straight Config LxW Coverage Area U Tube Config LxW Distance Between Heaters ft Dimension A Distance...

Page 16: ...ommended spacing then additional hangers P N TP 19B may be necessary The spacing between the burner control box mounting brackets and the first hanger should be approximately 2 4 0 7 m The space betwe...

Page 17: ...00 MBH Remove paper band before starting up heater Stainless Steel Tube Clamp 150 200 MBH models only Refer to page 22 for U bend configuration dimensions Model requires 5EA SUB accessory package when...

Page 18: ...t it is securely attached NOTE Threaded rod and turnbuckles may be used 6 Attach hangers to chains Adjust chain lengths until radiant tubing is level and equal weight distribution is achieved Chains m...

Page 19: ...45 degree angle with two suspension points using two Brass Knuckles P N BK fittings 1 double loop chains and S hooks U Tubes can be mounted from a single suspension point using a Single Mounting Brac...

Page 20: ...identification tag Figure 3 9 Attach Tube Clamps Hanger Welded Seam Faces Down Swaged End Tube Clamp Radiant Tube IMPORTANT 150 000 to 200 000 BTU h models must be installed with a stainless steel tub...

Page 21: ...ards exhaust end NOTE If it is difficult to mate the tubes they may be installed incorrectly 4 Center tube clamps over the seam where two radiant tube sections connect If necessary rotate tube clamps...

Page 22: ...require two 2 TR 60 packages Figure 3 12 Elbow and U Bend Clearances Dimension A U Bend can be set in both directions 12 Figure 3 13 U Bend and Elbow Dimensions Chart 3 4 Overall Dimensions for Heate...

Page 23: ...w hook or other type of suspension anchor to hanging point 3 Attach S hook and chain assembly P N THCS to anchor Check that it is securely connected 4 Attach chain assemblies and S hooks to mounting b...

Page 24: ...space surrounding the heater Before you begin assembly determine if the use of reflector accessories are necessary see Chart 3 5 Figure 3 16 Reflector Assembly Reflector 4 Overlap Reflector Center Su...

Page 25: ...reflector P N RU Used over a U shaped radiant tube Reflector Accessory Description Part Number Elbow Reflector 90 bend highly polished aluminum reflector elbow designed to fit atop one elbow accessory...

Page 26: ...the baffle 90 degrees to lock the baffle sections together 5 Repeat this process with all remaining baffle sections to complete assembly Figure 3 19 Assembling the Baffles Figure 3 20 Inserting the B...

Page 27: ...Heater Assembly 50 Foot 60 Foot 70 Foot Stainless steel clamp on 150 000 to 200 000 BTU h models P N TP 220 Stainless steel clamp on 150 000 to 200 000 BTU h models P N TP 220 Stainless steel clamp on...

Page 28: ...or other deficiencies that can cause hazards The vent pipe should be corrosion resistant galvanized steel of a thickness that meets the National Fuel Gas Code Minimum thickness for connectors varies...

Page 29: ...the venting system Have all vent pipe seams or connectors sealed with high temperature silicone sealant approved for at least 550 F field supplied and fastened together with at least three 3 corrosio...

Page 30: ...heaters that are Category I must be connected to a chimney or vent complying with a recognized standard or lined masonry or concrete chimney with a material acceptable to the authority having jurisdi...

Page 31: ...223 1 Gas Vent Termination criteria if roof pitch exceeds 9 12 24 in Min Double Wall B Vent Roof Heater 1 in Minimum Clearance Use Attic Insulation Shield Field Supplied Fire Stop Spacer 8 Sheet Metal...

Page 32: ...incial and local codes The venting system must be provided by the installer and should be comprised of single wall venting materials with a thickness of no less than 26 gauge All joints must be sealed...

Page 33: ...g Vents adjacent to public walkways must terminate a minimum of 7 feet above grade level The vent cap must be a minimum of 6 inches from the sidewall of the building Vent must be a minimum of 36 inche...

Page 34: ...inimized Each elbow installed within the common portion of the vent carrying system reduces the maximum common vent capacity by 10 Refer to NFPA 54 IFEC tables 11 2 and 11 3 for capacity The vent conn...

Page 35: ...m must follow all guidelines for Category III venting as listed on pages 28 29 The vent connector should be routed in the most direct route from the units to the common vent Where two or more vent con...

Page 36: ...nly consider the following A factory vent cap diffuser P N WVE GALV must be used Where unvented heaters are used natural or mechanical means must be provided to supply and exhaust a minimum of 4 CFM 1...

Page 37: ...ch as sawdust welding smoke etc Negative building pressure Unusually tight construction where there is an air infiltration rate of less the 0 40 air changes per hour Guidelines Figure 3 27 Horizontal...

Page 38: ...Test all gas supply lines in accordance with local codes General No more than two 90 elbows are allowed Allow for expansion Use a 4 in flexible hose to connect the duct to the burner control box In h...

Page 39: ...he United States refer to the latest edition of the ANSI Z223 1 NFPA54 Standard and in Canada refer to the latest edition of the CAN CGA B149 1 Standard Supply gas piping to the unit should conform wi...

Page 40: ...e to a new pipe Test all gas supply lines in accordance with local codes To connect the gas The DX3L Series heater is equipped to connect to the Type 1 rubber gas connector Included Do not connect the...

Page 41: ...nnection device that allows for the heater expansion must be used The gas outlet must be in the same room as the appliance is installed and must be accessible It may not be concealed within or run thr...

Page 42: ...Test in accordance with CAN CSA codes 7 14 18 cm 36 cm 9 23 cm Correct Method Wrong Method Side View Front View Side View Front View 9 23 cm 9 14 23 cm 36 cm Correct Method Wrong Method Side View Fron...

Page 43: ...re allowances are made for this movement To ensure your safety and comply with the terms of the warranty all units must be installed in accordance with these instructions Ball Valve Inlet Tap Hose con...

Page 44: ...he pressure NOTE All factory installed gas connections have passed an approved leak test For leak testing on pressures above 1 2 PSI When leak testing with pressures above 1 2 PSI 14 inches W C the un...

Page 45: ...se Do not use this heater in the home sleeping quarters attached garages etc Installation of a commercial tube heater system in residential indoor spaces may result in property damage serious injury o...

Page 46: ...2 electrical knock out When routing the electrical supply conduit to the unit ensure that it does not interfere or obstruct the heater s service access panel Thermostat Connection NOTE Different ther...

Page 47: ...ppropriate for the load The unit must be electrically grounded in accordance with local codes or in their absence with the latest edition of the National Electrical Code ANSI NFPA 70 and or the Canadi...

Page 48: ...tat Connection with External Relay Kit Thermostat Location The location of the thermostat should be determined by the desired heating requirements and be mounted on an inside wall five 5 feet above th...

Page 49: ...49 DX3L Series 3 0 Installation Wiring...

Page 50: ...NFPA 70 or Canadian Electrical code CSA C22 1 Part 1 9 9 The unit is properly mounted to a permanent structure able to bear the weight of the unit 9 9 The proper mounting height is observed for the ap...

Page 51: ...ner or end user High Altitude Operation High altitude operation of this tube heater is approved without modification for elevations up to 6 000 feet 1 829 m above MSL sea level in the United States If...

Page 52: ...e gas is heavier than air and will settle to the floor Refer to the cover 1 If you smell gas and on safety label affixed to the heater Do not use this appliance if any part has been under water Immedi...

Page 53: ...et by briefly interrupting the power source Shut Down When the thermostat is satisfied the fan will enter a two 2 minute post purge cycle This heater must be installed and serviced by trained gas inst...

Page 54: ...flame sense Normal operation 1 minute 1 flash Red Ignition failure 3 minutes 1 flash Red Reverse Polarity 30 seconds 2 flashes Red Ignitor error 12 seconds 3 flashes Red Gas valve error 4 flashes Red...

Page 55: ...55 DX3L Series This page was intentionally left blank...

Page 56: ...r hose connections No No No Yes Find source of electrical problem Is the igniter physically damaged No Yes Replace igniter No Check voltage at igniter sequence usually 5 to 15 seconds after call for h...

Page 57: ...re is not a negative pressure experienced at the area of intake e g high winds attic space tightly sealed building No Repair thermostat or thermostat wiring Yes Remove obstruction Is the draft inducer...

Page 58: ...No Does the burner stay on for approximately 8 10 seconds and then shut off No Yes Turn on gas supply line No Purge gas line No Check inlet pressure and limit switches Check circuit board for flash c...

Page 59: ...page 57 The heater is equipped with a normally open safety pressure switch Temporarily place jumpers across the terminals of the switch reinstall control box cover Does the igniter glow red NOTE If no...

Page 60: ...on heavy duty Vent pipe system Check the outside termination and the connections at the heater Inspect the vent exhausts for leakage damage fatigue corrosion and obstructions If dirt becomes a problem...

Page 61: ...61 DX3L Series This page was intentionally left blank...

Page 62: ...s 8 pcs TP 20D 10 ft Stainless Steel Reflector TP 113 Reflector Tension Spring TP 21B 4 Standard Tube Clamp TP 201B Mid High Burner Color Code TAN TP 25 1 4 Female Spade Terminal Qty 3 TP 204 Gas Orif...

Page 63: ...Orifice with Screen TP 353 Wire Harness for Ignition Controller TP 3033D Power Entry Plate TP 383 Glo Bar Igniter Plate TP 3044 Gas Manifold TP 579 4 Wire Hanger w o Tension Spring TP 3060 Pressure S...

Page 64: ...ential and incidental damages is expressly disclaimed Brant Radiant Heaters Limited s liability in all events is limited to and shall not exceed the purchase price paid Warranty Disclaimer Brant Radia...

Page 65: ...______________________________________________________________ ___________________________________________________________________________________ _____________________________________________________...

Page 66: ...______________________________________________________________ ___________________________________________________________________________________ _____________________________________________________...

Page 67: ...______________________________________________________________ ___________________________________________________________________________________ _____________________________________________________...

Page 68: ...proc der l installation ou l entretien de cet quipement INSTALLER Present this manual to the end user Keep these instructions in a clean and dry place for future reference Model Serial located on rat...

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