Nordyne RC 92+, RL 90+ installation instructions Upflow Furnace Models, Downflow Furnace Models

Page 37

Upflow Furnace Models

 

 

 

1

Igniter (Not Shown)

18

 

 

2

Flame Sensor (Not

 

 

 

 

 

 

Shown)

 

 

19

3

Gas Valve

4

 

 

4

Flame Roll-out Switch(s)

 

16

5

Pressure Switch

 

 

 

6

Vent Pressure Switch

1

 

 

 

(Not Shown)

 

2

7

Control Board

3

 

8

Blower Door

 

 

 

 

11

 

Switch

 

10

9

Vent Safety Switch

5

15

10

Low Voltage

 

 

 

 

 

Transformer

7

 

13

11

Supply Air Limit

17

 

 

Switch

 

 

 

 

 

 

12

Circulating Air

8

 

 

 

Blower Assembly-

 

 

 

 

 

 

13

Induced Draft

 

 

9

 

Blower

 

 

 

14

Condensate Drain Tube

 

 

 

15

In-Line Drain

 

12

 

 

Assembly

 

 

 

 

 

 

16

Burner View Port

 

 

 

17

Front Header Box

 

 

 

18

Combustion Air

14

 

 

 

Intake

 

 

 

19

Exhaust Vent

 

 

 

Downflow Furnace Models

 

 

19

1

Igniter (Not Shown)

 

 

18

 

 

 

2

Flame Sensor (Not

10

 

 

 

Shown)

 

 

 

3

Gas Valve

 

 

12

4 Flame Roll-out

 

 

 

 

 

 

Switch(s)

7

 

 

5

Pressure Switch

8

 

15

7

Control Board

 

 

 

 

 

 

8

Blower Door

 

 

 

 

Switch

 

 

 

9

Vent Safety Switch

5

 

 

10

Low Voltage

 

 

 

 

Transformer

 

 

 

11

Supply Air Limit

13

 

17

 

Switch

 

 

 

9

 

 

12

Circulating Air

 

 

 

Blower Assembly-

14

 

 

13

Induced Draft

 

 

 

Blower

 

 

 

14

Condensate Drain

 

 

 

15

Tube

11

 

 

In-Line Drain

 

 

 

 

Assembly

3

 

2

16

Burner View Port

 

 

 

 

17

Front Header Box

1

 

16

18

Combustion Air

 

 

Intake

4

 

 

19

Exhaust Vent

 

 

 

 

 

Figure 30. Location of Major Components

37

Image 37
Contents What to do if YOU Smell GAS Installation InstructionsPage Table of Contents Furnace Specifications Downflow *RL Furnace G6RC Upflow Furnace Capacities -Furnace Airflow DataCapacities Installation Requirements Requirements and Codes Safety InformationImportant Note Minimum Clearances to Combustible Material Clearances to Combustible MaterialsDownflow Warning *RL Models Horizontal InstallationsLocation Vinyl Cap Grey Tubing Installation on a concrete slab *RL Supplyair Plenum InstallationInstallation on a combustible floor *RL Circulating AIR SupplyVenting and Combustion AIR Requirements Return AirFurnace on a Wood Floor Downflow Sub-Base DimensionsEquipment in a Confined Installation In An Unconfined Space Air Requirements For One-Pipe InstallationInstallation In a Confined Space Combustion Air QualityVenting Requirements Vent Pipe Material SolutionVent Pipe Length and Diameter Seal any unused openings in the vent- ing systemDownflow Furnaces Upflow FurnacesVent Table Pipe Routing and Support Vent Pipe InstallationLocation of Outdoor Terminations Horizontal VentingVertical Venting Page Vent Termination Clearances for Direct Vent Furnaces For appliances 100,00 Btuh 30 kW Vent Protection Vertical VentingVent Freezing Protection = 12 Above Roof or Snow Accumulation LevelUpflow Models Concentric Vent Termination Drainage of Condensate from FurnaceSide Wall Vent Kit Leak Check GAS Supply and PipingAbove Sea Level Manifold Pressure in WC for Natural Gas at Various AltitudesHigh Altitude Application ConversionNatural Gas High Altitude Conversion LP/Propane Gas Sea Level and High Altitude ConversionLine Voltage Wiring Electrical WiringLow Voltage Wiring Start-Up Procedure START-UP and AdjustmentsVerifying and Adjusting Firing Rate Firing rate = 1040 x 90 = 93,600 BtuhBlower Speed Tap Location Verifying and Adjusting Temperature RiseVerifying Burner Operation Verifying Operation of the Supply Air Limit SwitchDescription of Components Gas Flow RateMaintenance WD# For Upflow and Downflow Residential FurnacesDownflow Furnace Models Upflow Furnace ModelsSystem Operation Information Heating ModeSequence of Operation Fan Mode Cooling ModeFurnace Fails to Operate Twinning of Two FurnacesFuel Type INSTALLATION/PERFORMANCE Check List