Thomas & Betts UDAS manuals
Household Appliance > Fan
When we buy new device such as Thomas & Betts UDAS we often through away most of the documentation but the warranty.
Very often issues with Thomas & Betts UDAS begin only after the warranty period ends and you may want to find how to repair it or just do some service work.
Even oftener it is hard to remember what does each function in Fan Thomas & Betts UDAS is responsible for and what options to choose for expected result.
Fortunately you can find all manuals for Fan on our side using links below.
Thomas & Betts UDAS Dimensions
36 pages 688.13 Kb
Series Fan-Type Unit Heaters 2 2. Installation Codes1. General Venting Manual by Model Hazard Levels of Warnings in this ManualBOTH this manual and the correct venting manual are REQUIRED for installation of this heater. Special Installations (Aircraft Hangars/ Repair Garages/ Parking Garages) 3 3. Warranty 4. Uncrating and PreparationCalifornia Warning Label Massachusetts RequirementREZNORForm RZ-NA I-UDA, P/N 195673 Rev 5, Page 4 4 5. DimensionsU U FIGURE 1 - Model UDAP, Power Vented Fan ModelMODEL UDAP DIMENSIONS (inches 1/16) MODEL UDAP DIMENSIONS (mm 2)Size A B C D E F G H J K M N P Q R FIGURE 2 - With Optional Downturn Nozzle Dimension U -- Applies to both UDAP and UDASOptions CD 2 a nd C D4 Option CD3 Size 5 REZNORFIGURE 3 - Model UDAS, Separated Combustion Fan Model867 1041 762 584 1067 899 433 229 300 186 703 35 2 08 564 411 MODEL UDAS DIMENSIONS (inches 1/16)34-1/8 41 30 23 42 35-3/8 17-1/16 9 11-13/167-5/1627-11/16 1-3/8 8-3/1622-3/1616-3/16 9-1/16 8-9/16 MODEL UDAS DIMENSIONS (mm 2)Size A B C D E F G H J K M N P Q R S T 511 970 406 584 1067 899 216 210 138 165 652 35 208 564 416 6 6. Technical DataSize 30 45 60 75 100 125 ) pp ( ) pp (Size 150 175 200 225 250 300 350 400 TECHNICAL DATA - Sizes 30 - 125 Data a lies to both Models UDAP and UDAS unless noted otherwise. TECHNICAL DATA - Sizes 150 - 400 Data a lies to both Models UDAP and UDAS unless noted otherwise. 7 7. High Altitude OperationFIGURE 4 - Installing High Altitude Pressure Switch required above 6000 ft (1830M) elevation Pressure Switch Gas valve adjustment for high altitude can only be done after heater is operating; see Paragraph 12. 8. ClearancesClearances Instructions for Changing Pressure Switch FIGURE 5 - Definition of Confined Space and Required Openings for Combustion Air(3) (3) (1) (1) (2) (2) Confined Space 8 9. Combustion Air - applies to Model UDAP and Model UDAP-CV(Note: For Model UDAS, see Venting Manual for combustion air requirements.)Form RZ-NA I-UDA, Mfg #195673 Rev 5, Page 9 FIGURE 6 - Throw for Fan Models UDAP and UDAS 9 10. Unit Heater LocationHeater Throw Location RecommendationsH X Y Z****Z is the point when the air velocity drops below 50 feet (15.2M) per minute. *Louver angle listed in the table is relative to the top of the heater. Dimensions X Y and Z ( feet ) Model UDAP a nd Model UDAS with Sta ndard Horizo ntal Louvers at Mountin Hei hts of 5 - 18 ft Dimensions X Y and Z (meter s) Model UDAP a nd Model UDAS wit h Standard Hor i z ontal Louve rs at Mountin Hei hts of 1.5 - 5.5M 10 11. Hanging the HeaterCAUTION: Do not locate the heater where it may be exposed to water spray, rain, or dripping water. 10. Unit Heater Location11 ZNOR Gas Connection Size 12 12. Gas PipingPressures 14 12. Gas PipingPressures 16 14. Electrical Supply and ConnectionsFIGURE 12 - Supply Wiring Connections at the Circuit Board (DSI Integrated Control Module) ConnectionsCAUTION: Route wires so that they do not contact the flue wrapper or venter housing. 15. Thermostat 13. Burner 24V Control Wiring ConnectionsFIGURE 13 - Terminal Strip for 24-volt wiring is on the outside rear of the heater Unit Mounted Thermostat - Option CM3 Multiple Heater Control - Option CL31 and Option CL32 17 16. Combustion Air Proving Switch (Pressure Switch)18 18. Flame RolloutSizes 30-125 only 16. Combustion Air Proving Switch 17. Limit Control 19 20. IgnitionLED Lights Dip Switch Normal Heat Cycle Operating Sequence 19. Door Switch - Model UDAS only 20 20. Ignition22 21. Gas Valve22. Fan Motor 20. IgnitionLockout Fault Modes (contd)FIGURE 15A - Typical Wiring Diagram for Model UDAP or Model UDAS, Single StageForm RZ-NA I-UDA, Mfg #195673 Rev 5, Page 23 23 23. Wiring DiagramsWD# 185139 REV #1 AG1 UDAP & UDAS SERIESW-S23-6 SUBBASE (SEE NOTE #8) (OPT CL2) W.R. 1C30-341 THERMOSTAT ATO OR ATC W 24V 115/208/230 VOLT 3.0 AMP TERMINAL STRIP G BR BR BR/W (OPT CL3) T874F OR (OPT CL1) W.R. 1C30-341 THERMOSTAT (SEE NOTE #8) FUSE (UDAS ONLY) DISCONNECT SWITCH BK BK 24 23. Wiring Diagrams (contd)Form RZ-NA I-UDA, P/N 195673 Rev 5, Page 24 DISCONNECT SWITCH Q674C SUBBASE (SEE NOTES #8 AND #9) BR/W ATO OR ATC W 24V 115/208/230 VOLT 3.0 AMP G BR BR BR/W (OPT CL18) T874F THERMOSTAT TERMINAL STRIP FUSE (UDAS ONLY) BK BK Form RZ-NA I-UDA, Mfg #195673 Rev 5, Page 25 FIGURE 15C - Typical Wiring Diagram for Model UDAP or Model UDAS, Two Stage Gas Valve 25 WD# 185244 REV #3 AG2UDAP & UDAS SERIESHIGH LOW Q674C SUBBASE (SEE NOTE #8 AND #9) BR/W ATO OR ATC W SW1FAN OFF DELAY TIME 90 120 160 180 24V 115/208/230 VOLT 3.0 AMP TERMINAL STRIP G BR BR BR/W (OPT CL18) T874F THERMOSTAT HIGH LOW (OPT CL7) T874F THERMOSTAT Q674G SUBBASE (SEE NOTE #8) FUSE (UDAS ONLY) BK BK 26 24. Check Installation and StartupWHAT TO DO IF YOU SMELL GAS Check the installation prior to startup: Heater Startup:Operating Instructions and Operating SequenceFIGURE 16 - Gas Valve ON/OFF Control Knob 27 Check installation after startup:o Vent System Testing Procedure - Model UDAP 28 AND SERVICE25. Maintenance Schedule 24. Startup 29 27. BurnerCAUTION: Use of eye protection is recommended. 26. Heat ExchangerBurner Removal Instructions (Refer to FIGURE 17.)FIGURE 17 - Burner Removal (UDAP illustrated; same process for both UDAP and UDAS) Instructions to Re-Install the Burner (Refer to FIGURE 17) 30 28. Burner OrificeRe-Install the BurnerInspect the Lower Portion of the Heat Exchanger (with burner assembly removed) 27. BurnerBurner Removal (contd)Inspect and Clean the Burner 31 29. IgnitionFIGURE 18 - Location of Controls 32 31. Venter Motor and Wheel30. Fan Motor, Fan Blades, and GuardReplacement Instructions FIGURE 21 - Fan Blade Position on the Shaft 29. Ignition (contd) showing required Spark Gap measurement Flame Sensor Ignitor FIGURE 22 - Venter Wheel Position on Shaft 33 32. Operating Gas ValveSingle Stage Gas Valve Optional Two Stage Gas Valve 33. Combustion Air Pressure Switch 34. Limit Control 35. Door Switch - UDAS only 36. T ransformer 34 40. Troubleshooting37. Flame Rollout UDAS only Sizes 30-125 only 39. Vent or Vent/ Combustion Air SystemFor location, see FIGURE 18, page 31. 38. DisconnectDSI Integrated Control Module (Circuit Board) Trial Troubleshooting Flowchart 35 General TroubleshootingCheck the Lights on the DSI Integrated Control Module (Circuit Board) FOR SERVICE OR REPAIR, FOLLOW THESE STEPS IN ORDER: 36 40. Troubleshooting (contd)(800) 695-1901; www.ReznorOnLine.com
Also you can find more Thomas & Betts manuals or manuals for other Household Appliance.