Bigassfans IRH Installation, Operation And Service Manual

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IRH

Installation, Operation, and Service Manual

Installer

Please take the time to read and understand these

instructions prior to any installation. Installer must

give a copy of this manual to the owner.

Owner

Keep this manual in a safe place in order to provide

your service technician with necessary information.

B I GAS S FA N S . C OM

EXCEPTIONALLY

ENGINEERED

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Page 1 READ AND SAVE THESE INSTRUCTIONS EXCEPTIONALLY ENGINEERED Installation, Operation, and Service Manual Installer Please take the time to read and understand these instructions prior to any installation. Installer must give a copy of this manual to the owner. Owner Keep this manual in a safe place in order to provide your service technician with necessary information.
Page 2 WARNING Installation must be done by a contractor qualified in the installation and service of gas-fired heating equipment or your gas supplier. Improper installation, adjustment, alteration, service, or maintenance can result in death, injury, or property damage. Read the Installation, Operation, and Service Manual thoroughly before installing or servicing this equipment.
Page 3: Table Of Contents
Contents SECTION 1: HEATER SAFETY ............................SECTION 2: INSTALLER RESPONSIBILITY ........................SECTION 3: CLEARANCES TO COMBUSTIBLES ....................... SECTION 4: NATIONAL STANDARDS AND APPLICABLE CODES ................ SECTION 5: MAJOR COMPONENTS ..........................SECTION 6: HEATER INSTALLATION ..........................SECTION 7: OPTIONAL HEATER ACCESSORIES ....................... SECTION 8: VENTING ................................
Page 5: Section 1: Heater Safety
SECTION 1: HEATER SAFETY For additional copies of the Installation, Operation, and Service Manual, visit www.bigassfans.com. Your Safety is Important to Us! This 1.1 Manpower Requirements symbol is used throughout the manual to notify you of possible fire, To prevent personal injury and damage to the heater, electrical, or burn hazards.
Page 6 Serial numbers are located on both the burner shipping carton and the rating plate label. Each burner will have a unique 14-digit serial number used for identification purposes to allow the lookup of various items, such as manufacture test records, replacement part identification, and manufactured date. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 7: Section 2: Installer Responsibility
Note: Additional standards dimensions in permanent ink according to your for installations in public garages, aircraft hangars, model number and configuration in the open spaces. etc. may be applicable. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 8: Section 3: Clearances To Combustibles
• Hang heater in accordance to the minimum suspension requirements shown in “FIGURE 11: Critical Hanger Placement” on page 13. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 9 1. All dimensions are from the surfaces of all tubes and couplings. 2. Clearances B, C, and D can be reduced by 50% after 25 ft (7.5 m) of tubing downstream from where the burner and burner tube connect. FIGURE 2: Level Reflector IRH 80 IRH 125 IRH 150 IRH 200 6"...
Page 10 2. Clearances B, C, and D can be reduced by 50% after 25 ft (7.5 m) of tubing downstream from where the burner and burner tube connect. FIGURE 5: 45° Tilt Reflector IRH 80 IRH 125 IRH 150 IRH 200 8"...
Page 11 2. Clearances B, C, and D can be reduced by 50% after 25 ft (7.5 m) of tubing downstream from where the burner and burner tube connect. FIGURE 8: U-Tube, Opposite 45° Reflector IRH 80 IRH 125 IRH 150 IRH 200 8"...
Page 12: Section 4: National Standards And Applicable Codes
Structures NFPA 88A – latest revision or the Code for Motor Fuel Dispensing Facilities and Repair Garages, NFPA 30A – latest revision. Canada: Refer to Natural Gas and Propane Installation Code CSA B149.1 – latest revision. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 13: Section 5: Major Components
Tube and Reflector Hanger Suspend system from these Reflector End Cap hangers. Punch out center section to accommodate tube. Reflector Support Strap and Wire Form Vent Adapter Flex Gas Line with Shut-off Cock Turbulator/Swirler WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 14 5.1 Standard Parts List Table 1: Contents of Burner Carton Part No. Description IRH 80 IRH 125 IRH 150 IRH 200 BF71XXXXX Burner (Rate and Fuel Varies) 90709700 Blower Assembly with Cord 02568200 Gasket (Burner to Burner Tube) 90709801 Gasket (Blower to Burner) 91201708 Pipe Nipple (Black) 1/2"...
Page 15 Table 3: Component Package Guide — Standard Reflector Model Tubing Length Aluminized Core Packages IRH 80 20 ft (6 m) CP20ALUM IRH 125 30 ft (9 m) CP30ALUM IRH 150 40 ft (12 m) CP40ALUM IRH 200 50 ft (15 m) CP30ALUM + EXP20ALUM WWW.BIGASSFANS.COM...
Page 16: Section 6: Heater Installation
Do not locate the gas or electric supply lines directly over the path of the flue products from the heater. The heater must be installed in a location that it is readily accessible for servicing. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 17 45° Angle NOTE: Suspension material provided by others. Description Run Length Typical Expansion Minimum “X” Length S-Hook 10–50 ft (3–15.2 m) ±1 in. (3 cm) 12 in. (30.5 cm) Tube/Reflector Hanger WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 19 = 10' (3 m) Distance between hangers 40 ft (12.2 m) Tube Length f = 12.5" (32 cm) Burner height g = 11" (28 cm) Burner length 50 ft (15.2 m) Tube Length WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 20 S-Hook Hanger Burner Tube Weld seam must be to the bottom of the tube. 7' 6" ± 1' (229 cm ± 25 cm) Description Burner Tube S-Hook Tube/Reflector Hanger WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 22 Step 6.3 Coupling and Tube Assembly Note: Prior to coupling installation, review “Step 6.5 Swirler Installation” on page 21. Model IRH 125 requires swirler tab to be installed under coupling. Swirler installation for this model must be complete prior to coupling installation.
Page 23 Repeat Steps 6.3 A through D until all tubes are assembled. Step 6.3.2 Coupling and Tube Assembly Model Tube Length IRH 80 20 ft (6 m) IRH 125 30 ft (9 m) IRH 150 40 ft (12 m)
Page 24 Step 6.4 Turbulator Installation Install turbulator as specified in the “Turbulator Installation” chart below. Turbulator Installation Twist Model Tube Section IRH 80 2nd 10 ft (3 m) Section Turbulator Section Turbulator (Tab located only Adapter on turbulator starter section) Pull String...
Page 25 Swirler Installation Description Model Tube Section Swirler Qty Swirler Starter 62 in. (1.6 m) IRH 125 3rd 10 ft (3 m) Section 2 Starters + 2 Adapters Swirler Adapter 62 in. (1.6 m) IRH 150 4th 10 ft (3 m) Section...
Page 26 FIGURE 14: Swirler Installation Model: IRH 125, 30 ft Straight Tube; Swirler Package — 20 ft (6 m) Note: Swirler installation for this model must be complete prior to coupling installation for proper swirler starter tab placement. Fold swirler tab over tube as shown...
Page 27 FIGURE 15: Swirler Installation Model: IRH 125, 30 ft U-Tube; Swirler Package — 20 ft (6 m) Note: Swirler installation for this model must be complete prior to coupling installation for proper swirler starter tab placement. Pivot Point Swirler Starter Section...
Page 28 Burner Section Tube Coupling Swirler Adapter Section Swirler Starter Section Vent Adapter FIGURE 17: Swirler Installation Model: IRH 150, 40 ft U-Tube; Swirler Package — 10 ft (3 m) Swirler Starter Pivot Point Section Vent Adapter Swirler Adapter Section Swirler Starter...
Page 29 Swirler Starter Tube Section Coupling Swirler Adapter Section Swirler Starter Section Vent Adapter FIGURE 19: Swirler Installation Model: IRH 200, 50 ft U-Tube; Swirler Package — 10 ft (3 m) Pivot Point Vent Adapter Swirler Starter Swirler Adapter Section Section...
Page 30 Note: All tube surfaces must be covered by a reflector, except for a U-tube. Hanger Burner Tube Reflector Description Tube/Reflector Hanger Burner Tube Reflector 96 in. (244 cm) WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 31 Screws Option 3B Reflector Support Package Non-Slip Overlap Wire Form Reflector Support Strap Screw #8 x 3/4 U-Clip (2 clips per U-Clip Package non-slip overlap Reflector End Cap inside a hanger) WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 32 Note: To ensure proper orientation, attach burner tube with tube weld facing downward. Description Bolt Lock Washer Blower Blower to Burner Gasket Lock Nuts # 10-32 Outside Air Flue Collar #8 x 3/8 Hex Washer Head Burner to Burner Tube Gasket WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 33: Section 7: Optional Heater Accessories
U-tube configuration, the following additional rules must be adhered to: • A minimum of 10 ft (3 m) on IRH 80 and a minimum of 15 ft (4.5 m) on IRH 125/150/200 is required between the burner and the U-tube.
Page 34 Lock Washer U-Tube Package Lock Washer 180° U-Tube Tube and Reflector Hanger Coupling Reflector End Cap U-Tube Support Bracket 4" (10 cm) U-Bolts Reflector Support Set S-Hook Hex Nut Lock Washer WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 36 Reflector Side Extension Bracket Step 7.2.2 Side Reflector Installation #8 x 3/8 (3.9 x 9.5 mm) Sheet Metal Screw Cut relief notches for supports and hangers. Retainer Clip (2 per side) Reflector Side Extension WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 37: Section 8: Venting
1 ft (0.3 m) above any door, codes which may apply: operable window, or gravity air inlet into any building. United States: Refer to National Fuel Gas Code NFPA 54/ANSI Z223.1 – latest revision. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 38 B-vent inside of the space. done using a pressure switch. 8.3 Horizontal Venting (Category III) All horizontal venting configurations for this product are considered Category lll. In noncombustible walls only, vent terminal may be used. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 39 8.6 Venting Category Designation by Model Common Venting Category Single Heater Horizontal Single Heater Vertical Model (for both Vertical and Venting Category Venting Category Horizontal) IRH 80 IRH 125 IRH 150 IRH 200 WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 41 550 °F (288 °C) (supplied by others). The installer must perform a leak test on the complete venting system. A solution of soap and water should be used to test the venting system. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 42 550 °F (288 °C) (supplied by others). The installer must perform a leak test on the complete venting system. A solution of soap and water should be used to test the venting system. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 43 550 °F (288 °C) (supplied by others). The installer must perform a leak test on the complete venting system. A solution of soap and water should be used to test the venting system. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 44 Vent Cap 2 ft (0.61 m) Min. Roof Flex Hose 4 in. (10 cm) (recommended) Single Wall Pipe Burner Band Clamp (recommended) Description Vent Cap, Metalbestos — 4 in. (10 cm) WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 45 Band Clamp Single Wall Pipe (Recommended) (Recommended) Description Vent Cap, Metalbestos — 6 in. (15 cm) Requirements: • Heaters must be controlled by a common thermostat. • All joints must be sealed. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 46 (seal all joints) Burner Band Clamp (Recommended) Description Vent Cap, Metalbestos — 6 in. (15 cm) Requirements: • Heaters must be controlled by a common thermostat. • All joints must be sealed. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 47: Section 9: Gas Piping
Failure to follow these instructions can result in death, injury, or property damage. Install the gas hose as shown on “FIGURE 24: Gas Connection with Flexible Gas Hose” on page 44. The gas hose accommodates expansion of the WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 48 Hose (US Models) 3/4" Flexible Stainless Steel Gas Hose (US Models) 1/2" Rubber Type 1 Gas Hose (Canadian Models) 3/4" Rubber Type 1 Gas Hose (Canadian Models) Heater Movement Heater Movement WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 49: Section 10: Wiring
105 °C and 600 volts. 10.1 Line Voltage Thermostat Wiring LINE VOLTAGE THERMOSTAT 120 V, 60 HZ SUPPLY CIRCUIT ADDITIONAL BURNERS GND. GND. GND. MAXIMUM 5 BURNERS PER THERMOSTAT BURNER 1 BURNER 2 WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 50 BLACK BLACK 120 V, 60 HZ SUPPLY CIRCUIT WHITE RED ADDITIONAL BURNERS GND. GND. GND. MAXIMUM 8 BURNERS PER RELAY BURNER 1 BURNER 2 Description DPDT Transformer Relay Low Voltage Thermostat WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 51 10.3 Internal Wiring IGNITION MODULE IGNITER BLACK BLUE PRESSURE SWITCH BLUE BROWN VALVE YELLOW YELLOW TRANSFORMER GREEN YELLOW BLACK WHITE GREEN GREEN WHITE BLACK WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 52 Green White Black Green to Gnd. White to N Gnd. Black to L Internal Wire Bundle Burner Box Electrical Cord or Flexible Conduit Conduit Hole BX or Romex Connector (supplied by others) WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 53: Section 11: Operation And Maintenance
For best performance, the gas, electrical, thermostat disconnecting power and then reconnecting. connections, tubing, venting, suspensions, and overall 8. When thermostat is satisfied, all power to the unit heater condition should be thoroughly inspected. is shut off. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 54 Check for gas leaks. See “SECTION 9: GAS PIPING” on page 43. Burner Observation Window Make sure it is clean and free of cracks or holes. Clean and replace as required. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 55 If wall tag is present, make sure it is legible and accurate. See “2.1 Wall Tag” on page 3. Safety Labels Product safety signs or labels should be replaced by the product user when they are no longer legible. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 56: Section 12: Troubleshooting
Edges are sharp. combustibles away from heater. Some objects will catch fire or explode when placed close to heater. Failure to follow these instructions can result in death, injury, or property damage. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 59 12.2 Manifold Gas Pressure Setting Top View of Heater Manometer Inlet Gas Pressure Port Gas Flow 3.5 in. 10.5 in. (89 mm) (267 mm) Manifold Gas Pressure Port Natural Propane Side View of Valve WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 60: Section 13: Replacement Parts
49 to help ensure all safety systems are in working order before leaving the heater to operate. Minor faults may be traced by using the troubleshooting charts under “SECTION 12: TROUBLESHOOTING” on page 52. WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 61 Blower Assembly DSI Ignition Module Blower Outlet Gasket REAR VIEW TOP VIEW Tube Gasket Electrode Pressure Switch Mica Window Assembly Burner Cup Assembly Transformer Gas Valve WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 62 Gas Valve (Natural) 90032510 Gas Valve (LP) 90032512 Electrode 90427400 DSI Ignition Module 90439500K Transformer 90436900K Pressure Switch (150) 90439802K (80) 90439805K (125) 90439810K (200) 90439801K Motor/Blower Assembly 90709700-P Blower Outlet Gasket 90709801 WWW.BIGASSFANS.COM © 2021 DELTA T LLC ALL RIGHTS RESERVED.
Page 63: Section 14: General Specifications
* See “SECTION 3: CLEARANCES TO COMBUSTIBLES” on page 4. GAS PRESSURE AT MANIFOLD: GAS INLET PRESSURE: Natural Gas: 3.5” wc Natural Gas: LP Gas: 10.5” wc IRH 80, 125, and 150: 4.6” wc Minimum IRH 200: 5.0” wc Minimum PIPE CONNECTION: 14.0” wc Maximum 1/2” NPT LP Gas: DIMENSIONS: 11.0”...
Page 64 BF170101NA Rev. A 10/15/2021 2348 Innovation Drive, Lexington, KY 40511 1 (877) BIG-FANS | WWW.BIGASSFANS.COM...

Bigassfans IRH Installation, Operation And Service Manual

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