Bryant 355CAV installation instructions Winter Design

Page 40

355CAV

Table 6 – Maximum Allowable Exposed Vent Pipe Length with Insulation in

Winter Design Temperature Ambient*

 

 

 

 

 

 

 

 

 

 

WINTER DESIGN

MAXIMUM PIPE

 

 

INSULATION THICKNESS†

 

UNIT SIZE

DIAMETER IN.

 

 

 

TEMPERATURE

 

 

 

 

 

 

 

(MM)

 

0

3/8

1/2

3/4

1

 

 

 

 

 

 

 

 

 

 

 

 

20° F / --- 7° C

2 (51)

28 (8.5)

50 (15.2)

56 (17.1)

66 (20.1)

70 (21.3)

060

 

 

 

 

 

 

 

0° F / --- 18° C

2 (51)

11 (3.4)

25 (7.6)

29 (8.8)

35 (10.7)

41 (12.5)

 

--- 20° F / --- 29° C

2 (51)

4

(1.2)

15 (4.6)

18 (5.5)

23 (7.0)

27 (8.2)

 

20° F / --- 7° C

2 (51)

36

(11.0)

65 (19.8)

70 (21.3)

70 (21.3)

70 (21.3)

080

 

 

 

 

 

 

 

0° F / --- 18° C

2 (51)

16 (4.9)

34 (10.4)

39 (11.9)

47 (14.3)

55 (16.8)

 

--- 20° F / --- 29° C

2 (51)

8

(2.4)

21 (6.4)

25 (7.6)

31 (9.4)

37 (11.3)

 

20° F / --- 7° C

2--- 1/2 (64)

42

(12.8)

70 (21.3)

70 (21.3)

70 (21.3)

70 (21.3)

100

0° F / --- 18° C

2--- 1/2 (64)

18 (5.5)

38 (11.6)

43 (13.1)

53 (16.2)

61 (18.6)

 

--- 20° F / --- 29° C

2--- 1/2 (64)

9

(2.7)

23 (7.0)

27 (8.2)

34 (10.4)

41 (12.5)

 

20° F / --- 7° C

3 (76)

44

(13.4)

70 (21.3)

70 (21.3)

70 (21.3)

70 (21.3)

120

0° F / --- 18° C

3 (76)

18 (5.5)

38 (11.6)

44 (13.4)

54 (16.5)

63 (19.2)

 

--- 20° F / --- 29° C

3 (76)

8

(2.4)

23 (7.0)

27 (8.2)

35 (10.7)

41 (12.5)

*Pipe length (ft/m) specified for maximum pipe lengths located in unconditioned spaces. Pipes located in unconditioned space cannot exceed total allowable pipe length as specified in Table 7.

†Insulation thickness based on R value of 3.5 per in.

40

Page 39 Page 41
Image 40
Page 39 Page 41
Contents Installation Instructions Required Notice for Massachusetts Installations Table of Contents Safety ConsiderationsDimensions In. / mm Environmental Hazard355CAV Clearances to Combustibles Electrostatic Discharge ESD Precautions Codes and StandardsIntroduction Unit Damage HazardUpflow Application ApplicationsProperty Damage Hazard Carbon Monoxide Poisoning Hazard Condensate Trap Alternate Upflow OrientationCondensate Trap Tubing Alternate Upflow Orientation Condensate Trap Field Drain Attachment Upper Inducer Housing Drain ConnectionCondensate Trap Freeze Protection Downflow Applications Condensate Trap LocationHorizontal Left Tube Configuration Horizontal Left SUPPLY-AIR Discharge ApplicationsCombustion AIR Intake Vent Construct a Working Platform Property DamageUnit Operation Hazard Horizontal Right SUPPLY-AIR Discharge Applications Condenste Trap Field Drain AttachmentProhibit Installation on Back LocationHazardous Locations Fire or Death HazardFIRE, EXPLOSION, Injury or Death Hazard Installation Installation in Upflow or Downflow ApplicationsInstallation in Horizontal Applications Leveling Legs If DesiredFurnace, Plenum, and Subbase Installed on a Angle AIR Ducts FIRE, Carbon Monoxide and Poisoning Hazard Fire HazardUnit MAY not Operate Gas Piping Fire or Explosion HazardRemoving Bottom Closure Panel Wiring Electrical Shock HazardDisconnect Switch and Furnace Electrical Shock and Fire HazardFire or Electrical Shock Hazard AccessoriesRemoval of Existing Furnaces from Common Vent Systems AIR for Combustion and Ventilation Fire and Explosion HazardCombustion-Air and Vent Pipe Diameter Pipe Fittings Cement Description Marked on PrimersFurnace Control Direct Vent Termination Clearance Ventilated Combustion Air Vent Termination Clearance Vent Pipe Termination for Ventilated Combustion Air System Combustion AIR Pipe Unit Corrosion HazardAttachment of Combustion Air Intake Housing Plug Fitting Combustion Air Termination Ventilated Combustion Air OptionVent Pipe Combustion Air Termination-Direct Vent / 2-Pipe SystemCarbon Monoxide Poisoning Property Damage Hazard Attachment of Vent Pipe 304.8mm minimum 76.2mm minimum Vent Termination Extended Exposed Sidewall PipesVent Termination Kit Direct Vent / 2-Pipe System Only Two-Pipe Termination Kit Direct Vent / 2-Pipe System OnlyWinter Design Maximum Allowable Pipe Length Ft M Number of 90 Elbows BtuhDirect Vent 2-Pipe Only Condensate Drain Multi-venting and Vent TerminationsApplication Personal Injury HazardSTART-UP, Adjustment and Safety Check Air Conditioning A/C Setup SwitchesContinuous Fan CF Setup Switches Additional Setup Switches SW4Example of Setup Switch in Off Position Prime Condensate Trap with WaterWiring Diagram Inducer Housing Drain Tube Furnace Setup Switch DescriptionSequence of Operation Purge Gas LinesTwo-Stage Thermostat and Two-Stage Low / High Heating Two-Stage Thermostat and Two-Stage Medium/High HeatingThermidistat Mode Super Dehumidify Mode Continuous Blower ModeContinuous Blower Speed Selection from Thermostat Heat PumpStep-Modulating Furnace with Single-Speed Air Conditioning Pump Furnace and Two-Speed Air Conditioner Furnace and Two-Speed Heat PumpSet Gas Input Rate Redundant Automatic Gas ValveBurner Orifice Altitude AVG. GAS 675 Altitude Derate Multiplier for USA Burner FlameGas Rate cu Ft/Hr Set Temperature RiseSet Thermostat Heat Anticipator Checklist Check Safety ControlsCheck Pressure Switches Check Primary Limit ControlChecklist Installation Combustion and Vent PipingCatalog No. II355CAV---060---4
Related manuals
Manual 60 pages 10.1 Kb Manual 14 pages 23.93 Kb
Top Page Image Contents