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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.
6. Leave the building.
7. Immediately call your local gas
supplier after leaving the building.
Follow the gas supplier's
instructions.
8. If you cannot reach your gas
supplier, call the Fire Department.
WARNING
Fire Hazard
Keep all flammable objects, liquids and
vapors the minimum required clear-
ances to 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.
WARNING
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.
Installation must be done by a contractor qualified
in the installation and service of gas-fired heating
equipment or your gas supplier.
© 2012 Roberts-Gordon LLC
BANANZA
Tubular Duct Furnace
(Low Profile Range)
Installation, Operation
& 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 serviceman with necessary information.
Bananza
1100 Seven Mile Road NW
Comstock Park, MI 49321
Telephone: +1.616.726.8800
Fax: +1.616.726.8807
Toll Free: 800.255.3416
www.bananza.com
UHD-Series
Models UHD[X][S]
75, 100, 125
P/N BN113000NA 10/12 Rev C
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Troubleshooting
Related Manuals for Bananza UHD 75
Summary of Contents for Bananza UHD 75
- Page 1 FOR YOUR SAFETY If you smell gas: 1. Open windows. BANANZA 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. 6. Leave the building.
- Page 3 POUR VOTRE SECURITE Si vous sentez une odeur de gaz: 1. Ouvrez les fenêtres. 2. N’essayez PAS d’allumer un appareil. BANANZA 3. N’utilisez PAS d’interrupteurs électriques. 4. N’utilisez PAS de téléphone dans votre bâtiment. 5. Eteignez toute flamme nue. 6. Quittez le bâtiment.
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Page 5: Table Of Contents
16.2 General Technical Data Table ........45 7.9 Replacing an Existing Heater in a Venting System..14 16.3 Technical Data Table ..........45 SECTION 8: Air Supply............19 SECTION 17: BANANZA ® UHD-Series Warranty....47 8.1 Separated Combustion Installation ......19 8.2 Unvented Installation ..........19 8.3 Building Ventilation ............ - Page 7 TABLE OF FIGURES Figure 1: UHD[X][S] 75 Label Placement ......... 2 Figure 2: UHD[X][S] 100-125 Label Placement......3 Figure 3: Clearances to Combustibles ........6 Figure 4: Air Flow Direction ............9 Figure 5: Suspension Methods ..........10 Figure 6: Shelf-Mounting Methods .......... 11 Figure 7: Wall Shelf Mounting and Suspension ......
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Page 9: Section 1: Heater Safety
To order standards that apply to gas piping, electrical wiring, additional labels, please contact Bananza or your venting, etc. must be thoroughly understood before ® BANANZA independent distributor. -
Page 10: Figure 1: Uhd[X][S] 75 Label Placement
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL Figure 1: UHD[X][S] 75 Label Placement Description Part Number Logo Label 91031103 Cut Hazard Label 91010430 Vent Length Label 91039505 Vent to Outdoors Label 91010427 Warning Label 91010429 Rating Plate Label 91039806 Installation Label 91010431... -
Page 11: Figure 2: Uhd[X][S] 100-125 Label Placement
SECTION 1: H EATER AFETY Figure 2: UHD[X][S] 100-125 Label Placement VENT TO OUTDOORS DONNER VENT A DEHORS Printed in U.S.A. / Imprimé aux Etats Unis © 2006 Roberts-Gordon, LLC P/N 91010427 Description Part Number Logo Label 91031103 Cut Hazard Label 91010430 Vent Length Label 91039505... -
Page 12: Section 2: Installer Responsibility
• To provide access for servicing. Bananza cannot be responsible for ensuring that all • To provide the owner with a copy of this appropriate safety measures are undertaken prior to Installation, Operation and Service Manual. -
Page 13: Section 3: Critical Considerations
SECTION 3: C RITICAL ONSIDERATIONS SECTION 3: CRITICAL CONSIDERATIONS 3.1 Basic Information • Must be installed in a manner which allows access to all serviceable components. See Page UHD[X][S] heaters have automatic ignition burners for ON/OFF operation only. 6, Figure 3 for details. 3.2 Manufactured Units 3.4 Minimum Required Installation Clearances Gas-fired, power-vented duct furnace with tubular... -
Page 14: Section 4: Clearances To Combustibles
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL SECTION 4: CLEARANCES TO COMBUSTIBLES 4.2 Clearances to Combustibles 4.1 Required Clearances to Combustibles Clearances must be as indicated on Page 6, Figure 3. If clearances to combustibles are not indicated, WARNING then installation clearances apply. -
Page 15: Section 5: National Standards And Applicable Codes
SECTION 5: N ATIONAL TANDARDS AND PPLICABLE ODES SECTION 5: NATIONAL STANDARDS AND APPLICABLE CODES 5.1 Gas Codes 5.3 Parking Structures and Repair Garages The type of gas appearing on the name plate Installation in garages must be in accordance must be the type of gas used. -
Page 16: High Altitude
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL 5.6 High Altitude These heaters are approved (without modifications) for installations up to 2000' (610 m) in US and Canada. Heaters installed above 2000' (610 m) must be de-rated. For installations above 2000' (610 m) in US, consult factory for information on burner de-rating. -
Page 17: Section 6: Duct Heater Installation
SECTION 6: D EATER NSTALLATION SECTION 6: DUCT HEATER INSTALLATION minimum inlet duct lengths shown on Page 9, Section 6.1.1 should be observed. Pressure drop 6.1 General through the heat exchanger at various air flows is To connect the inlet and outlet ducts to the heater, given on Page 9, Section 6.1.2. -
Page 18: Shelf Mounting And Suspension
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL 6.2 Shelf Mounting and Suspension Do not locate the gas or electrical supply lines directly over the path of the flue products from the WARNING heater. Crush Hazard The heater must be installed in a location that is Use 3/8"... -
Page 19: Figure 6: Shelf-Mounting Methods
SECTION 6: D EATER NSTALLATION Figure 6: Shelf-Mounting Methods Existing cabinet screws must be re-used. Description Part Number Qty. Shelf Mounting Bracket Kit 12011000K Shelf Mounting Bracket 11111510 Screw #10 x 1/2" 94311008 Shelf Mounting Type AB Phil HWH Z Brackets Figure 7: Wall Shelf Mounting and Suspension Hardware provided to construct mounting bracket assembly only. -
Page 20: Section 7: Venting
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL SECTION 7: VENTING sheet metal screws. For single wall venting, pressure sensitive aluminum WARNING tape or silicone sealant must be used to seal all Carbon Monoxide Hazard joints. Aluminum tape shall have a minimum temperature Heaters may be installed rating of 400°... -
Page 21: Unvented Operation
SECTION 7: V ENTING Vents and air intakes must be adequately States); 3 cfm per 1000 Btu/h firing rate (Canada). supported so that the heater does not bear the weight of the pipes. 7.5 Horizontal Venting For vent termination See Page 14, Figure 8 through Horizontally vented heaters must be individually Page 18, Figure 13. -
Page 22: Vent Material
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL Adjust thermostat so that the appliance will 7.7.1 Maximum Vent Lengths operate continuously. Model UHD[X][S] 75, 100, 125 Number of Elbows 40 ft (12.2 m) 5. For any appliance having a draft hood, test for 35 ft (10.7 m) draft hood appliance spillage at the draft hood 30 ft (9.1 m) -
Page 23: Figure 9: Standard Vented Heater - Vertical And Horizontal Vent Termination
SECTION 7: V ENTING Figure 9: Standard Vented Heater - Vertical and Horizontal Vent Termination Model Vent Diameter Part Number UHD[X] 75 - 125 4" (10 cm) 90502102 15 of 47... -
Page 24: Figure 10: Standard Vented Heater - Common Vertical Vent Termination
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL Figure 10: Standard Vented Heater - Common Vertical Vent Termination Requirements: • Maximum of four heaters can be commonly vented through the roof. • Heaters must be of the same BTU output. •... -
Page 25: Figure 11: Separated Combustion Heater - Vertical And Horizontal Vent Termination
SECTION 7: V ENTING Figure 11: Separated Combustion Heater - Vertical and Horizontal Vent Termination Air Intake & Model Part Number Vent Diameter UHD[X]S 75 - 125 4" (10 cm) 90502102 Figure 12: Concentric Vent Box Toward Outside Seal joint between single wall and Type B vent with silicone sealant. -
Page 26: Figure 13: Concentric Vertical And Horizontal Vent Termination - Separated Combustion Heater
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL Figure 13: Concentric Vertical and Horizontal Vent Termination - Separated Combustion Heater Description Part Number Qty. Concentric Vent Kit UHVK1 Concentric Vent Box Top & Side Assembly 90504113 Concentric Vent Box Bottom Assembly 90504112 Screw #6 x 3/8 Self Drilling 91119100... -
Page 27: Section 8: Air Supply
SECTION 8: A UPPLY SECTION 8: AIR SUPPLY WARNING Explosion Hazard Equipment must have access to uncontaminated air at all times. Failure to follow these instructions can result in death, injury or property damage. 8.1 Separated Combustion Installation When installed as a separated combustion heater (UHD[X]S), the air for combustion is drawn in from outside the building. -
Page 28: Section 9: Gas Piping
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL SECTION 9: GAS PIPING standard for elastomeric compostite hose and hose couplings for conducting propane and natural gas, CAN/CGA 8.1 – latest revision. 9.1 Connections Connect the heater to the gas supply ensuring that the final connections are as follows: •... -
Page 29: Figure 14: Gas Connection
SECTION 9: G IPING Figure 14: Gas Connection 21 of 47... -
Page 30: Section 10: Wiring
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL SECTION 10: WIRING DANGER Electrical Shock Hazard Disconnect electric before service. More than one disconnect switch may be required to disconnect electric from equipment. Equipment must be properly grounded. Failure to follow these instructions can result in death or electrical shock. -
Page 31: Uhd[X][S] Series Internal Wiring Diagram
G = MANUAL FAN INPUT FROM THERMOSTAT (GREEN) ORANGE W = HEAT DEMAND INPUT FROM THERMOSTAT (WHITE) ORANGE ORANGE C = COMMON GROUND TO THERMOSTAT LIMIT SWITCH MANUAL RESET LIMIT SWITCH (UHD 75 ONLY) IGNITION MODULE THERMOSTAT INPUT: FIELD SUPPLIED SENSE BLACK BLACK BLACK... -
Page 32: Uhd[X][S] Series Ladder Wiring Diagram
LIMIT SWITCH (UHD 300, 350, 400 ONLY) LIMIT SWITCH ELECTRODE SPARK MANUAL RESET LIMIT SWITCH (UHD 75 ONLY) THERMOSTAT CONNECTION FLUE BLOWER IMPORTANT: For field wiring into service junction box, or if any of the original wire supplied with the heater must be replaced, it must be replaced with wiring material having a temperature rating of at least 105°... -
Page 33: Electrical Connection To The Heater
SECTION 10: W IRING 10.5 Electrical Connection to the Heater Flexible Conduit BX Connector Burner Connect wires together Junction Box with suitable approved wire connectors. Ground Green to Ground Black White to L2 White Black to L1 Green IMPORTANT: Junction box is not provided with heater. Conduit can also be attached directly to heater with wire junction made within the heater cabinet. -
Page 34: Section 11: Operation And Maintenance
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL SECTION 11: OPERATION AND MAINTENANCE WARNING DANGER Electrical Shock Hazard Explosion Hazard Burn Hazard Cut/Pinch Hazard Turn off gas supply to Allow heater to cool Wear protective gear Disconnect electric heater before service. before service. -
Page 35: Figure 15: Automatic Burner Control Sequence
SECTION 11: O PERATION AND AINTENANCE Figure 15: Automatic Burner Control Sequence Burner Sequence for Ignition Control START SHUT DOWN Thermostat 24 V Flue Blower 30 Seconds Purge* 30 Seconds Post Pressure Switch ts = 10 Seconds Ignition Spark Start Gas Valve Flame Signal *Purge time begins at pressure switch change over. -
Page 36: Complete Start-Up
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL 11.2.2 Start-Up the Gas Valve (All Gases) 11.2.2.1 Check Burner Gas Pressure 11.3 Complete Start-Up 1. Remove the plug in the outlet (burner) pressure Ensure that all covers are fitted correctly and all test points are properly sealed. -
Page 37: Section 12: User Instructions
SECTION 12: U NSTRUCTIONS SECTION 12: USER INSTRUCTIONS WARNING DANGER Electrical Shock Hazard Explosion Hazard Burn Hazard Cut/Pinch Hazard Turn off gas supply to Allow heater to cool Wear protective gear Disconnect electric heater before service. before service. during installation, before service. -
Page 38: Lighting Instructions
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL Figure 17: Manual Reset Limit Switch 12.4.1 Simple Troubleshooting (Burner Faults) If the burner fails to ignite for any reason, it will retry Reset Button for ignition (four trials total). After four unsuccessful ignition trials, the control will put the heater into lockout for one hour. -
Page 39: Section 13: Servicing
Do not repair or disassemble gas valve. Replace faulty gas valves with replacement parts IMPORTANT: Check all gas pipes and pipe joints to sold and supplied by Bananza. ensure there are no cracks or gas leaks. Any cracks 13.5 Flue Blower in the pipes or pipe joints must be repaired. -
Page 40: Maintenance Checklist
All installation and service of BANANZA equipment must be performed by a contractor qualified in the installation and service of equipment sold and supplied by Bananza and conform to all ® requirements set forth in the BANANZA manuals and all applicable governmental authorities pertaining to the installation, service, operation and labeling of the equipment. - Page 41 Wall Tag If wall tag is present, make sure it is legible and accurate. Please contact ® Bananza or your BANANZA independent distributor if you need a wall tag. See Page 4, Section 2.1. 33 of 47...
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Page 42: Section 14: Troubleshooting
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL SECTION 14: TROUBLESHOOTING WARNING DANGER Electrical Shock Hazard Explosion Hazard Burn Hazard Cut/Pinch Hazard Turn off gas supply to Allow heater to cool Wear protective gear Disconnect electric heater before service. before service. -
Page 43: General
SECTION 14: T ROUBLESHOOTING 14.1 General 35 of 47... -
Page 44: Troubleshooting For Automatic Ignition Burner Systems
14.2 Troubleshooting For Automatic Ignition Burner Systems If problems persist, contact Bananza at www.bananza.com For optimum heater performance, use only replacement parts sold and supplied by Bananza. Conduct start-up procedure as shown on Page 26, Section 11. 36 of 47... -
Page 45: Troubleshooting For Flame Supervision System
Is flame probe circuit correct? Repair or replace as necessary. If problems persist, contact Heater Operating Bananza at TROUBLESHOOT ENDS. www.bananza.com NOTE: Minimum flame probe current 1 μA DC. Typical flame probe current 3-5 μA DC. 37 of 47... -
Page 46: Troubleshooting For Gas Valves
If problems persist, contact Blower Operating Bananza at TROUBLESHOOT ENDS. www.bananza.com For optimum heater performance, use only replacement parts sold and supplied by Bananza. Conduct start-up procedure as shown on Page 26, Section 11. 38 of 47... -
Page 47: Section 15: Replacement Parts
Explosion Hazard Carbon Monoxide Hazard Fire Hazard ® Use only genuine BANANZA replacement parts per this installation, operation and service manual. Failure to follow these instructions can result in death, electric shock, injury or property damage. See warnings and notes on Page 31, Section 13 Replace in reverse order. -
Page 48: Burner Compartment
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL 15.2 Burner Compartment Burner The burner compartment is a sealed Compartment compartment. Following any work, Cover re-seal the compartment with the Viewing port gas pipe rubber seal fully in place for flame probe and all screws fitted and tight. -
Page 49: Ignition Electrode And Flame Probe
SECTION 15: R EPLACEMENT ARTS 15.3 Ignition Electrode and Flame Probe Inshot Burners Manual Reset Limit Switch (Position may vary.) Flame Probe Flame Probe Limit Switch Burner Compartment Front Views Ignition Electrode Ignition Electrode .120 (3 mm) spark Inshot Burners To replace the electrode or flame probe, remove the electrical lead and screw. -
Page 50: Flue Blower Vertical Installation
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL 15.5 Flue Blower Vertical Installation To remove the blower, remove screws securing the fan and mounting plate to the vent box. To remove the blower from the mounting plate, remove screws. Refit in reverse order. -
Page 51: Pressure Switch
SECTION 15: R EPLACEMENT ARTS 15.6 Pressure Switch Pull off 3 way connector. Spring open plastic clips of mounting cradle. Replace with correct type of pressure switch for model. The pressure switches are color coded for each pressure setting. Carry out a start-up after working on or changing a pressure switch. See Page 26, Section 11. MODEL UHD[X][S] 75 UHD[X][S]100... -
Page 52: Section 16: Specifications
UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL SECTION 16: SPECIFICATIONS 16.1 Dimension Data Model UHD[X][S] 28.5 17.6 20.3 17.6 16.6 1.25 18.2 (cm) 72.4 44.7 51.6 44.7 42.2 16.0 15.5 17.0 46.2 14.0 11.2 17.3 81.3 UHD[X][S] 28.5 22.6 20.3 17.6... -
Page 53: General Technical Data Table
SECTION 16: S PECIFICATIONS 16.2 General Technical Data Table Model UHD[X][S] 75 UHD[X][S] 100 UHD[X][S] 125 Full Load Amps @ 120 V Minimum Air Volume 1020 °F ( °C) Temperature Rise @ Minimum Air Volume 68 (37) 78 (43) 92 (51) Heat Exchanger Pressure Drop @ Minimum Air Volume in wc 0.06... - Page 54 UHD L ROFILE URNACE NSTALLATION PERATION AND ERVICE ANUAL 46 of 47...
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Page 55: Section 17: Bananza Uhd-Series Warranty
Parts or have additional questions, call or write: manufacturing or material defect. Bananza will require the part in question to be returned to Bananza the factory. Bananza will, at its sole discretion, repair or...