Reznor RDF Unit Installation Manual User Manual

I-RDF, PN148384R5, Page 1Form I-RDF (Version A.3)Obsoletes I-RDF (Version A.2)Applies to: Indoor or Outdoor, Gas, Direct-Fired Makeup Air/Heating Sy

I-RDF, PN148384R5, Page 10Pilot Supply PressureThese systems are designed to operate on a natural gas pilot supply pressure of 3.5" w.c. or pro

I-RDF, PN148384R5, Page 116.2.1 Outside Air Hood or Indoor Filter Cabinet6.2 Unit Inlet AirOption AS2, Outside Air

I-RDF, PN148384R5, Page 126.0 Mechanical (cont'd)Outside Air Hood or Filt

I-RDF, PN148384R5, Page 13Step 1 B - Sub-assemble Top and Bottom Filter Channe

I-RDF, PN148384R5, Page 144. Assemble Air Inlet Hood Section Step 4A - Attach Hood SidesAttach

I-RDF, PN148384R5, Page 15Step 5. - Install Filters, Block Off Sections and Door PanelsOn hoods with lters, position lters and blockoffs on lter ra

I-RDF, PN148384R5, Page 166.0 Mechanical (cont'd)6.4 Blowers, Drives, and MotorsBelt Tension - Check belt tension. Proper belt tension is

I-RDF, PN148384R5, Page 177.0 Electrical Supply and WiringAll electrical wiring and connections including electrical grounding must be in accor-dance

I-RDF, PN148384R5, Page 18FIGURE 14 - Location of Gas Connection,

I-RDF, PN148384R5, Page 19FIGURE 17 - Dirty Filter Pressure SwitchSet screw (on front of switch) must be manually adjusted after system is in operatio

I-RDF, PN148384R5, Page 2WARNING: On makeup air heaters which also recirculate room air, outside ventilation air must be provided in accordance with t

I-RDF, PN148384R5, Page 20FIGURE 20 - Optional Door SwitchFIGURE 22 - Optional PotentiometerFIGURE 23 - Pressure Null SwitchFIGURE 21 - Optional Fi

I-RDF, PN148384R5, Page 21

I-RDF, PN148384R5, Page 229.0 Check-Test StartFIGURE 28 - Control Locations in the Electrical Compartment(NOTE: Locations may not be identical, but co

I-RDF, PN148384R5, Page 23StartupDiagnostic Lights1. Prepare system for startup testing --Attach a slope gauge (0 to 1.0" scale) to the tubing c

I-RDF, PN148384R5, Page 249.0 Check-Test Start (cont'd)Startup (cont'd) Turn on the disconnect switch and re-check the slope gauge. If air

I-RDF, PN148384R5, Page 255. Verication of inlet gas pressure -- If, with the blower and burner operating, the inlet main gas pressure measured in St

I-RDF, PN148384R5, Page 26APPENDIXTechnical DataModel Sizes 1-20-3 1-40-3 1-50-3 1-65-3 2-80-3 2-120-3 3-180-3 3-260-3Maximum Capacity (MBH) 400 600 7

I-RDF, PN148384R5, Page 27INDEXAAir Controls 4BBlower Pulley 16Blowers 16Blower Speed Adjustment 16Burner differential air pressure 23CCheck-Test

I-RDF, PN148384R5, Page 28Installer: Name ________________________________________________________ Company ______________________________________

I-RDF, PN148384R5, Page 31.2 General Description The information in this manual applies to Reznor® Model RDF Series 3 direct-red makeup a

I-RDF, PN148384R5, Page 4Codes for Special Installations: (1) Aircraft Hangar -- Installation in an aircraft han-gar must be in accordance with the St

I-RDF, PN148384R5, Page 54.2 Dimensions FIGURE 1 - Dimensions (inches and mm)

I-RDF, PN148384R5, Page 65.3 Mounting on Field-Supplied Supports 5.1 WeightsNOTE: Net weights are approximate for the standard system. Optional equipm

I-RDF, PN148384R5, Page 7FIGURE 4 - Dimensions of Optional Roof Curb (Option CJ3) - Shipped SeparatelyIMPORTANT NOTE: Area enclosed by roof curb must

I-RDF, PN148384R5, Page 8

I-RDF, PN148384R5, Page 96.1 Gas Piping and PressuresAll piping must be in accordance with the requirements of the National Fuel Gas Code ANSI/Z223.1