Brant Radiant Heaters QTD Series User Instruction Download Page 28 | Manualshive

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QTD

Series

28

3.0

Installation

•

Gas Supply

WARNING

!

Testing for gas leaks with an open ﬂame or other sources of ignition may lead to a
ﬁre or explosion and cause serious injury or death. Test in accordance with NFPA
or local codes.

Figure 3.18

•

Gas Connection (Approved Flexible Gas Connection)

•

Control Box Side View

Figure 3.19

•

Gas Connection (Approved Flexible Gas Connection)

•

Control Box Back View

NOTE

: Do not exceed 14 Inches of water column to the appliance.

Burner Control Box

End View

Ball Valve / Inlet Tap

7”-14”

Type 1 Hose Gas Connector, formed into a U-bend

Adapter

Drip Leg/
Sediment Trap

Elbow

Adapter

Elbow

Ball Valve / Inlet Tap

Type 1 Hose Gas Connector, formed into a U-bend

Burner

Control Box

Side View

Heater Movement/Expansion

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Summary of Contents for QTD Series

Page 1: ...ors and liquids in the vicinity of this or any other appliance may result in re or explosion Do not store or use gasoline or other ammable vapors and liquids in the vicinity of this or any other appli...

Page 2: ...nes 11 Heater Packaging 12 Heater Mounting Requirements and Weights 12 Heater Assembly 13 Installing the Re ector Assembly 14 Preparing Points for Hanging 15 Hanging Pre Assembled Unit 16 Venting 18 C...

Page 3: ...are the responsibility of the installer Notify your product representative or Brant Radiant Heaters Limited of any discrepancy or missing kit contents prior to installing unit Speci cations Chart 1 1...

Page 4: ...AMPS 120 60Hz 1 5 1 1 MANIFOLD PRESSURE MIN INLET PRESSURE ORIFICE SIZE 10 0 WC 110 WC 19 D M S HEATER TYPE VERSION MIN MOUNTING ANGLE ALTITUDE 0 4 500 FT FOR INDOOR USE BRANT RADIANT HEATERS LIMITED...

Page 5: ...D P P P P q 7 q q _ _ _ _ _ _ 7 7 7 7 SIDE VIEW END VIEW CLEARANCE TO COMBUSTIBLES in and T T D END VIEW V Z SIDE VIEW Q _ T s P P 88 s P 0 s P 0 T T J P V V Q T RIS UE D INCENDIE T D FIRE HAZARD P P...

Page 6: ...g Symbols Safety is the most important consideration during installation operation and maintenance of the radiant tube heater You will see the following symbols and signal words when there is a hazard...

Page 7: ...NFPA 88A or the Code for Motor Fuel Dispensing Facilities and Repair Garages ANSI NFPA 30A In Canada refer to CAN CGA B149 1 Heaters must not be installed less than 8 ft 2 4 m above the oor Minimum c...

Page 8: ...ocation The stated clearance to combustibles represents a surface temperature of 90 F 32 C above room temperature Building materials with a low heat tolerance such as plastics vinyl siding canvas tri...

Page 9: ...ersonal injury property damage and or death Failure to mount the appliance level may result in personal injury property damage and or death QTD Series 9 2 0 Safety Clearance to Combustibles Figure 2 1...

Page 10: ...ts Inspect and evaluate the mounting conditions vent locations gas supply and wiring Refer to Chart 3 1 on page 11 for the recommended mounting heights and coverages for the model being installed The...

Page 11: ...g for total building heat However certain applications such as spot heating freeze protection and outdoor heating generally require additional heat per square foot to comfortably heat these areas Clea...

Page 12: ...sult in re and or explosion property damage serious injury or death Always maintain minimum clearances and post clearance safety limit signs or the clearance safety tag where needed Chart 3 3 Heater M...

Page 13: ...ay out two re ectors TP 6088 parallel to each other 2 Place U end re ector end cap TP 6084A at one end and burner re ector end cap TP 6085A at the opposite end with the over under tabs facing the re e...

Page 14: ...e U end re ector end cap using the red shoulder screws TP 6086A provided see Detail E 5 Repeat process with remaining re ector assembly Venting Installation 1 Insert vent adapter TP 6080 into vent pip...

Page 15: ...rod and turnbuckles may be used NOTE The unit must be in straight alignment and level Adjust chain lengths until radiant tubing is level and equal weight distribution is achieved Chains must be strai...

Page 16: ...nually or with a winch system 2 Attach two chains to exchanger connection hanging bracket TP 6079 Secure S hooks 3 Attach the third chain located furthest from the gas and electrical connections to th...

Page 17: ...s the length Figure 3 7 2 Check the unit for level across the width Figure 3 8 Figure 3 7 Hanging the Heater Side View Figure 3 8 Hanging the Heater Burner Box Back View Figure 3 9 Hanging the Heater...

Page 18: ...o CAN CGA B149 1 Installation Code for Gas Burning Appliances The heating system may operate either vented or unvented Venting can terminate through the sidewall horizontal or the roof vertical and be...

Page 19: ...accomplish the air displacement Local codes may require that the mechanical exhaust system be interlocked with the electrical supply line to the heaters enabling both to function simultaneously Exhau...

Page 20: ...ard the outlet 1 4 in per foot of length Do not pitch the heater Vent must extend beyond any combustible overhang if the vent is less than 36 in below the combustible overhang Figure 3 11 Sidewall Ven...

Page 21: ...ents adjacent to public walkways must terminate a minimum of 7 ft 2 1 m above grade level The vent terminal must be installed to prevent blockage by snow and protect building materials from degradatio...

Page 22: ...cap The vent terminal must extend a minimum of 2 ft 6 m above the roof Consult the NFPA ANSI Z223 1 Gas Vent Termination criteria if roof pitch exceeds 9 12 Figure 3 12 Rooftop Venting Side View Vent...

Page 23: ...er double wall Type B vent and 6 in vent cap must be used Common vented heaters must be controlled with the same thermostat Do not operate individually Figure 3 14 Common Sidewall Venting Top View Con...

Page 24: ...the following apply Chemicals such as chlorinated or uorinated hydrocarbons typical sources are refrigerants solvents adhesives degreasers paints paint removers lubricants pesticides etc High humidit...

Page 25: ...ved wall intake cap P N WIV 4 must be used with horizontal outside intake ducts The wall intake cap P N WIV 4 must be installed to prevent blockage Locate the intake where dirt steam snow etc will not...

Page 26: ...lizing used pipe verify that its condition is clean and comparable to a new pipe Test all gas supply lines in accordance with local codes Test and con rm that inlet pressures are correct Refer to the...

Page 27: ...t may not be concealed within or run through any wall oor or partition When installing the heater in a corrosive environment or near corrosive substances use a gas connector suitable for the environme...

Page 28: ...lexible Gas Connection Control Box Side View Figure 3 19 Gas Connection Approved Flexible Gas Connection Control Box Back View NOTE Do not exceed 14 Inches of water column to the appliance Burner Cont...

Page 29: ...e When heater is set up for the alternate operation DO NOT supply an external supply of 24 volts Damage could result to the Dual Pole Isolation Relay This con guration can only be utilized on a single...

Page 30: ...gure 3 21 Field Wiring Diagram Multiple Unit operation on a Single 24V Control N L1 N L1 P D 0 P D T D P D 0 P D T D T T Q D 0 T T T P T P T T PP NOTE T T T P T TP T D T T T T P T TP T 24V OUT STAGE 1...

Page 31: ...the Dual Pole Dual Throw Switch must be toggled to the 24VAC OUT position See Detail A 24V Yellow Control Cord Green Common White Low Fire Black High Fire N L1 P D 0 P D T D NOTE T T T P T TP T D T T...

Page 32: ...k existing wiring replace if necessary NOTE If any of the original wire supplied with the appliance must be replaced it must be replaced with wiring material having a temperature rating of at least 10...

Page 33: ...QTD Series 33 3 0 Installation Electrical Requirements Internal Wiring Diagrams Figure 3 24 Internal Ladder Wiring Diagram 0 T T D P T P T T T P T P T T 0 0 T DPDT T D D T D D T T...

Page 34: ...he thermostat to the lowest setting Turn OFF all electrical power to the appliance Turn manual shutoff clockwise to OFF Wait ve 5 minutes to clear out any gas If you smell gas STOP Follow the safety i...

Page 35: ...he spark igniters and the solenoid of the gas valve are simultaneously energized The trial for ignition is 15 seconds Single Stage Running Circuit After ignition the control monitors burner ame throug...

Page 36: ...e replaced or repaired Find source of electrical problem between the external transformer and thermostat controller Is there 24V on the secondary side of the external transformer Is there 24V to the t...

Page 37: ...elay is faulty and must be replaced Is there 24V across the circuit board with terminal to ground No Repair faulty wiring Check both high temperature spark wires and both electrodes If good replace ci...

Page 38: ...ds after power to heater Is there 24V to valve for 15 seconds Yes The following can cause the heater to shut down Improper grounding High winds Dirty environment Fluctuating gas pressure Do the burner...

Page 39: ...in low re mode and the troubleshooting steps described below should be followed Check to make sure gas pressure is within minimum and maximum inputs as indicated on the heater s rating plate Is gas pr...

Page 40: ...4G Air Proving Switch TP 6007 Burner Box Rear Panel Upper TP 337 Electrical Plastic Bushing 3 TP 6008A Burner Box Rear Panel Lower TP 826 40VA Transformer 120V Pri 24V Sec TP 6009 Burner Center Panel...

Page 41: ...TP 6044 Manifold Pipe with Foot Mounts TP 6085A Burner Re ector End Cap 2 TP 6047 5 x 1 2 Gas Inlet Pipe TP 6086A 8 x 1 2 Red Shoulder Screw 4 TP 6048 1 2 Gas Inlet Street Elbow TP 6087A Tube Saddle B...

Page 42: ...de air intake ducts for combustion is recommended Combustion air intake system when applicable Check for blockage and or leakage Check the outside termination and the connection at the heater Heat exc...

Page 43: ...t Heaters Limited has made a diligent effort to provide product information and illustrate the products in this literature accurately however such information and illustrations are for the sole purpos...

Page 44: ...th Burner Control Box THCS 60 Chain w S Hooks TP 6022 5 16 18 Keps Nut TP 6021B Tube Flange Gasket TP 6080 4 Vent Adapter Fitting TP 6085A Burner Re ector End Cap TP 6089A U End Re ector End Cap TP 60...

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