Thomas & Betts RGM 405 manuals
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Thomas & Betts RGM 405 Dimensions
24 pages 1.29 Mb
Model CAUAGas-Fired, Indoor, Vertical (Upflow) Power-Vented Heater GENERALCAUTION: Do not locate the heater where it may be exposed to water spray, rain or dripping water. HAZARD INTENSITY LEVELS 2 1. Installation Codes2. Warranty 3. Uncrating and Preparation GENERAL (Cont'd) 5. Mounting the HeaterApproximate Net Weight (lbs) Size 150 200 250 300 350 400 Weight (lbs) 288 300 380 394 445 460 Shipped-Separate Accessories 4. ClearancesRequired Clearances (All Sizes)Mfg No. 164771, Page 3Corner indicators for cutting inlet air opening J 2-1/2 (64mm) 2-1/8 (54mm) 16 (406mm) 3 6. DimensionsFigure 1 - Dimensions of Model CAUA Front ViewNOTE: Composite drawings are not proportional for all sizes. Dimensions (inches + or - 1/8")Size A B C D E F G H J K M N P Top View Right Side Rear Bottom Dimensions (mm +or- 3)Size A B C D E F G H J K M N P Air Opening Dimensions 4 7. Venting and Combustion AirSTEP 1 - Decide which Venting System to Install:Type of Installation Type of Vent System Vent Configuration/Options Required Type of VENT Pipe* Required STEP 2 - installedUsing required pipe (See Table above), FOLLOW INSTRUCTIONS IN SECTION 7A 5 Installation (must use either Option CC2 or CC6)1. Combustion Air Inlet 2. Venter Outlet HorizontalInstructions and Requirements for Installing Vent Terminal/Combustion Air Inlet Option CC64. Pipe Diameter and LengthMaximum Pipe Length from Heater to Concentric Adapter - minimum length is five feet (1524mm) 6 Installation (must use either Option CC2 or CC6) (cont'd)Option CC6 Package includes: 5. Joints Installation Instructions for Option CC6 Figure 4 - When joining different pipe diameters, use taper- type pipe connectors 6. Support 7. Clearance7 5AFlash or caulk the inlet air pipe on the outside wall 5B Inlet Air Guard 5C First, attach the inlet air guard; Second, attach the exhaust cap 8 Installation (must use either Option CC2 or CC6) (cont'd)Side View VerticalInstructions and Requirements for Installing a Vent Terminal/Combustion Air Inlet (Requires Concentric Adapter Kit, Option CC2)Vertical Vent T erminal/Combustion Air Package (Option CC2) includes: Top Installation Instructions for Option CC2 9 22" (559mm)6A 6B 6D Snow Clearance 6C Side View Exhaust Terminal 12" (305mm) Combustion Air Inlet Rear 4) Vent System SupportFigure 8 - Alternate Vent Directions 10 Specific Venting Requirements (read all before installing)1) Venter (Flue) OutletVenter Outlet Size: Vent in any position above horizontal A minimum of 12" of straight pipe is required before an elbow Venter Outlet Attachment Requirements: Figure 7 - Confined Space: 2) Vent Pipe Diameter and LengthMaximum Vent Length - minimum length is 5 ft (1.5M) 3) Vent Pipe and Joints11 5) Condensation6) Vent Terminal (Pipe and Vent Cap)Figure 8 - Horizontal Vent Terminals Run and Single- Single-Wall Vent Run and Double- Wall Terminal Horizontal Vent Terminal ClearancesFigure 9 - Vertical Vent T erminals Run and Single- Run and Double- 12 8. Duct Connections and DuctworkHeater Attach to Duct Flange Removable Access Panel in the Ductwork - 6" x 10" (152mm x 254mm) Figure 11 - Connecting Discharge Ductwork Figure 10 - Top View showing Discharge Duct Connection Dimensions (inches) Requirements and Suggestions for Connecting and Installing Ducts 13 9. Gas Piping and PressuresPRESSURE TESTING SUPPLY PIPING Manifold or Orifice Pressure Settings Figure 13 - Supply Piping Connection Instructions to Check Manifold Pressure (when unit is operating):Figure 14 - Burner Condensate Drain Connection Manifold Pressure Settings (cont'd) 14 10. Burner Condensate DrainInstructions for Installing the Burner Condensate Drain (Figure 14) 11. Electrical Supply and Connections 12. Thermostat and ConnectionsWARNING: If you turn off the power supply, turn off the gas. See Hazard Levels, page 2.!! ! Hex Locknut (silver) "" " Sealing Washer ## ## # Brass Nut $$ $$ $ 90 Nylon Fitting 9. Gas Piping and Pressures (cont'd) 15 14. Blower Motor and Drive13. Combustion Air Proving SwitchAdjusting Blower SpeedMotor AmpsOptional Belt Drive Motors 16 15. Gas Valve16. Ignition System 14. Blower Motor and Drive (cont'd) 17 TYPICAL WIRING DIAGRAMS5. USE 14 GA. WIRE FOR LINE AND MOTOR WIRING ON UNIT. CAUA SERIES 150 - 400 DWG. # B-164607 REV #1 AG1 - AK2 OR AK3 - CL10 - DIRECT DRIVE BABSMAIN PLUG PILOT OUTLET PILOT BY-PASS GAS VALVE(DO NOT USE WITH 208V) G Y W 3 2 BLACK - BK BROWN - BR RED - R ORANGE - O YELLOW - Y GREEN - G BLUE - BL PURPLE - PR WHITE - W FACTORY WIRING LEDCOOL SPEED CONTACTS PROTECTED MOTOR W Figure 17 - Typical Wiring Diagram for Model CAUA with Direct-Drive Blower Motor(s)208 OR 230/1/60GRD G BK OPTIONAL DISCONNECT SWITCH CONTACTS HEAT SPEED BLOWER INHERENTLY INHERENTLY PROTECTED BLOWER MOTOR GGRD 75' 125' 175' #18 GA. WIRE #16 GA. WIRE #14 GA. WIRE TOTAL WIRE LENGTH DISTANCE FROM UNIT TO CONTROL MIN. RECOMMENDED WIRE GUAGE FIELD WIRING OPTIONAL FACTORY WIRING WIRING CODE MAIN TERMINAL BLOCK UNIT TERMINAL STRIP THERMOSTAT TERMINAL STRIPDOOR SWITCH SET ANTICIPATOR AT 0.6 AMPS T87F THERMOSTAT Q539A SUBBASER MOTOR WIRE COLORS WHITE - NEUTRAL BLACK - HIGH SPEED BLUE - MEDIUM SPEED RED - LOW SPEED (SEE NOTE #7) (SEE NOTE #8) (SEE NOTE) BK ALTERNATE W.R. OR ROBERTSHAW PLUG PILOT OUTLET MAIN BK BY-PASS GAS VALVE HONEYWELL PILOT 10. WHEN BLOWER DOOR IS OPENED, THE UNIT IS SHUTDOWN. FOR 230V. UNITS USE BLACK AND YELLOW LEADS (CAP RED). 18 TYPICAL WIRING DIAGRAMS (cont'd)Form 405, Page 18 Figure 18 - Typical Wiring Diagram for Models CAUA with Belt-Drive Blower MotorWIRING CODE BLACK - BK BROWN - BR RED - R ORANGE - O YELLOW - Y GREEN - G BLUE - BL PURPLE - PR WHITE - W FACTORY WIRING 5. USE 14 GA. WIRE FOR LINE AND MOTOR WIRING ON UNIT.M PILOT BY-PASS GAS VALVE MAIN PLUG PILOT OUTLET LED2 208 OR 230/1/60GRD G BK OPTIONAL DISCONNECT SWITCH CONTACTOR MOTOR BLOWER MAIN TERMINAL BLOCK UNIT TERMINAL STRIP THERMOSTAT TERMINAL STRIPDOOR SWITCH SET ANTICIPATOR AT 0.6 AMPS T87F THERMOSTAT Q539A SUBBASER INHERENTLY GGRD (SEE NOTE) BK BY-PASS GAS VALVE HONEYWELL PILOT BK ALTERNATE W.R. OR ROBERTSHAW PLUG PILOT OUTLET MAIN 11. SET THERMOSTAT SYSTEM SWITCH AT "OFF" POSITION, FAN SWITCH AT "AUTO" POSITION, FOR SHUTDOWN.FIELD CONTROL WIRING 150' 250' 350' 75' 125' 175' #18 GA. WIRE #16 GA. WIRE #14 GA. WIRE TOTAL WIRE LENGTH DISTANCE FROM UNIT TO CONTROL MIN. RECOMMENDED WIRE GUAGE FIELD WIRING OPTIONAL FACTORY WIRING 19 17. Optional Cased Cooling Coil, Model ACUA, ACUB, or ACUCOPTIONAL ACCESSORIESHeater/Coil Cross-Reference Table by Cabinet Size Electrical Connections Burner Condensate Drain 20 OPTIONAL ACCESSORIES (cont'd) 18. Optional Filter Cabinet (return air only)Figure 21 - Filter Cabinets with Filter Arrangements and Filter SizesFigure 21A - Assembled with Vertical Air Inlet Opening Figure 21B - Assembled with Horizontal Air Inlet Opening Figure 21C - Small Filter Cabinet for Sizes 150 and 200 only -- Horizontal Air Inlet Only 19. Mixing Cabinet (Outside and Return Air) 21 20. Discharge Plenum and 400 only)Figure 23 - Dimensions of Optional Mixing Box - inches (mm) Figure 22 - Optional Outside Air and Return Air Mixing Box 21. Inlet Base 22 Check/Test/Start-Up 22. Check Installation & Start-UpCheck the installation prior to start-up: % %
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