Thomas & Betts UDAP, UDAS dimensions Warranty Uncrating and Preparation, Massachusetts Requirement

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Special Installations

(Aircraft Hangars/

Repair Garages/

Parking Garages)

California Warning Label

Massachusetts Requirement

3.Warranty

4.Uncrating and Preparation

Installations in aircraft hangars should be in accordance with ANSI/NFPA No. 409 (latest edition), Standard for Aircraft Hangars; in public garages in accordance with ANSI/NFPA No. 88A (latest edition), Standard for Parking Structures; and for repair garages in accordance with ANSI/NFPA No. 88B (latest edition), Stan- dard for Repair Garages. In Canada, installations in aircraft hangars should be in accordance with the requirements of the enforcing authorities, and in public ga- rages in accordance with CAN/CGA B149 codes.

If the heater is being installed in the state of California, the installer MUST attach a warning label on the outside of the access door. The California Warning label is shipped in the owner’s envelope along with this manual, the warranty form, and any other paperwork that applies.

If installation is in California, select a location on the heater access panel. Be sure the surface is clean and dry and adhere the label.

If the heater is being installed in the Commonwealth of Massachusetts, these units must be installed by a licensed plumber or licensed gas fitter.

Refer to the limited warranty information on the Warranty Card in the "Owner's Envelope".

Warranty is void if ...

a.Wiring is not in accordance with the diagram furnished with the heater.

b.The unit is installed without proper clearance to combustible materials.

c.A fan model is connected to a duct system or if the air delivery system is modified.

This unit was test operated and inspected at the factory prior to crating and was in operating condition. If the heater has incurred any damage in shipment, document the damage with the transporting agency and contact an authorized Reznor Dis- tributor. If you are an authorized Distributor, follow the FOB freight policy proce- dures as published by Thomas & Betts for Reznor products.

Check the rating plate for the gas specifications and electrical characteristics of the heater to be sure that they are compatible with the gas and electric supplies at the installation site.

Read this booklet and become familiar with the installation requirements of your particular heater. If you do not have knowledge of local requirements, check with the local gas company or any other local agencies who might have requirements concerning this installation.

Before beginning, make preparations for necessary supplies, tools, and manpower. If the installation includes optional vertical louvers, downturn nozzle, ceiling mount- ing bracket, hanger kit, high altitude kit, multiple heater control, and/or stepdown transformer, install these options before the heater is suspended. Follow the in- structions included in the option package; option packages are shipped separately. Other shipped separate items could include a vent/combustion air kit, high tem- perature tape, a thermostat bracket kit, a thermostat, and/or a thermostat guard. Be sure all options ordered are at the installation site.

IMPORTANT: Shipping brackets are attached with cabinet screws. When removing shipping brackets, re-insert ALL screws into the cabinet.

Form RZ-NA I-UDA, Mfg #195673 Rev 5, Page 3

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Contents Series Fan-Type Unit Heaters Table of ContentsVenting Manual by Model Installation CodesGeneral Hazard Levels of Warnings in this ManualMassachusetts Requirement Warranty Uncrating and PreparationSize DimensionsModel Udas Separated Combustion Fan Size 100 125 Technical DataClearances Instructions for Changing Pressure SwitchPressure Switch High Altitude OperationModel Udap and Model UDAP-CV Combustion Air applies to Model Udap and ModelUnit Heater Location Heater ThrowLocation Recommendations Model Udas Size 100 125 150 175 225 250 300 350 400 Unit Heater Location cont’dHanging the Heater Model Udap Size 100 125 150 175 225 250 300 350 400Locked to Connectors areRecommended maximum hanger rod length is 6 feet 1.8M Be sure Threaded swivelGas Piping and Pressures Sizing Gas Supply LineGas Connection Size Instructions Two -Stage Valve Manifold Pressure Settings by Altitude for CanadaGas Piping and Pressures cont’d Instructions for High Altitude DerateFeet Meters High Altitude Capacity ChangesThermostat and Connections Burner Electrical Supply and ConnectionsCombustion Air Proving Switch Pressure Switch Pressure Switch Settings Combustion Air ProvingLimit Control StatusLED Lights Door Switch Model Udas only Ignition SystemDip Switch Normal Heat Cycle Operating SequenceSW1 SW2 Time Ignition System cont’dContinuous Fan Operation Fault Modes Gas Valve Fan Motor Fault Modes cont’d LockoutOperating Sequence Wiring DiagramsWiring Diagrams cont’d SW1 Check Installation and Startup Check the installation prior to startup Heater StartupOperating Instructions Operating Sequence Vent System Testing Procedure Model Udap Check installation after startupMaintenance Schedule Startup cont’dUse only factory-authorized parts Burner Removal Instructions Refer to Figure Heat Exchanger Maintenance Burner MaintenanceBurner Orifice Burner Maintenance cont’dInspect and Clean the Burner Re-Install the Burner Instructions to Re-Install the Burner Refer to FigureDSI Fan Blades IgnitionSystem Cont’dUdas only Combustion Air Pressure SwitchDoor Switch Operating Gas ValveDisconnect Flame Rollout Switch Sizes 30-125 onlySwitch Air System TroubleshootingBurner will General TroubleshootingVenter motor Will not startCont’d Troubleshooting cont’d

UDAP, UDAS specifications

Thomas & Betts is a well-respected name in the electrical and industrial products sector, known for its innovation and quality. Among its impressive portfolio, the UDAS and UDAP series of connectors stand out for their reliable performance and advanced features. These connectors are specifically designed to meet the rigorous demands of electrical applications in various industries.

The UDAS (Universal Disconnect Appliance Switch) and UDAP (Universal Disconnect Appliance Plug) are engineered for high-capacity applications where safety, efficiency, and ease of use are paramount. One of the main features of these connectors is their ability to deliver increased electrical resistance and durability. They are constructed from high-quality materials that can withstand extreme environmental conditions, making them ideal for outdoor and harsh industrial applications.

Another key technology employed in the UDAS and UDAP series is the quick-connect mechanism. This innovative design allows users to connect and disconnect circuits swiftly without requiring excessive force or complex tools. This is particularly beneficial in settings where downtime must be minimized and efficiency is crucial. Additionally, the connectors are designed to provide a secure, locking fit to ensure consistent electrical contact, thereby enhancing operational safety.

The UDAS and UDAP connectors are manufactured to comply with several industry standards, ensuring that they meet or exceed the requirements for electrical safety and performance. Their user-centric design features help in reducing installation time and costs, making them a preferred choice among contractors and engineers.

Furthermore, these connectors are versatile, compatible with a wide range of electrical systems, and can be employed in applications such as HVAC, lighting, and power distribution. They also come in various sizes and configurations to accommodate diverse specifications, improving customization options for different projects.

In summary, the Thomas & Betts UDAS and UDAP series stands out for their robust design, quick-connect technology, and versatility across various industrial applications. Their durability and compliance with safety standards make them an excellent choice for professionals seeking reliable connectivity solutions in demanding environments. Investing in these connectors ensures optimal performance and safety in electrical installations, showcasing Thomas & Betts' commitment to excellence in electrical components.
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