Unitary products group FL8V*UH Manuel d'installation télécharger pdf

271001-UIM-A-0407

EFFICIENCY

RATING

CERTIFIED

ISO 9001

Certified Quality

Management System

HIGH EFFICIENCY

TUBULAR HEAT EXCHANGER SERIES

MODELS: PV8*UH/FC8V*UH/FL8V*UH/LC8V*UH/LL8V*UH

(Two Stage Variable Speed Upflow / Horizontal / Low NOx)

57 - 120 MBH INPUT

(16.7 - 35.2 KW) INPUT

INSTALLATION MANUAL

SECTION I: SAFETY

This is a safety alert symbol. When you see this symbol on

labels or in manuals, be alert to the potential for personal

injury.

Understand and pay particular attention to the signal words DANGER,

WARNING, or CAUTION.

DANGER indicates an imminently hazardous situation, which, if not

avoided, will result in death or serious injury

WARNING indicates a potentially hazardous situation, which, if not

avoided, could result in death or serious injury

CAUTION indicates a potentially hazardous situation, which, if not

avoided may result in minor or moderate injury.

It is also used to

alert against unsafe practices and hazards involving only property dam-

age.

Improper installation may create a condition where the operation of

the product could cause personal injury or property damage.

Improper installation, adjustment, alteration, service or mainte-

nance can cause injury or property damage. Refer to this manual

for assistance or for additional information, consult a qualified con-

tractor, installer or service agency.

This product must be installed in strict compliance with the installa-

tion instructions and any applicable local, state, and national codes

including, but not limited to building, electrical, and mechanical

codes.

LIST OF SECTIONS

SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

DUCTWORK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

FILTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

GAS PIPING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

ELECTRICAL POWER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

VENT SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

SAFETY CONTROLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19

START-UP AND ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . .20

WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

LIST OF FIGURES

Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Typical Attic Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Typical Suspended Furnace / Crawl Space Installation . . . . . . . . . . . . 7

Side Return Cutout Markings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Gas Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Upflow Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Horizontal Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Electrical Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Thermostat Chart - AC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Thermostat Chart - HP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Accessory Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Vent Termination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Vent Termination 10 ft. (3.0 m) or less . . . . . . . . . . . . . . . . . . . . . . . . 14

Vent Termination more than 10 ft. (3.0 m) . . . . . . . . . . . . . . . . . . . . . 14

Typical Sidewall Vent Application . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

Typical Sidewall Vent and Termination Configuration . . . . . . . . . . . .15

Home Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

Combustion Airflow Path Through The Furnace . . . . . . . . . . . . . . . . .17

Alternate Air Intake, Air Outlet and Chimney Connections . . . . . . . . .17

Air Inlet, Outlet and Chimney Connections . . . . . . . . . . . . . . . . . . . . .17

Typical Chimney Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

Horizontal Air Inlet, Outlet and Chimney Connections . . . . . . . . . . . .18

Outside and Ambient Combustion Air . . . . . . . . . . . . . . . . . . . . . . . . .18

Pressure Switch Tubing Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . .19

Gas Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

Reading Gas Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

Furnace Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23

Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

LIST OF TABLES

Unit Clearances to Combustibles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Minimum Duct Sizing For Proper Airflow . . . . . . . . . . . . . . . . . . . . . . . 5

Round Duct Size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Cabinet and Duct Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Filter Sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Nominal Manifold Pressure - High Fire . . . . . . . . . . . . . . . . . . . . . . . . 9

Nominal Manifold Pressure - Low Fire . . . . . . . . . . . . . . . . . . . . . . . . . 9

Ratings & Physical / Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Roof Pitch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Estimated Free Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

Free Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

Unconfined Space Minimum Area in Square Inch . . . . . . . . . . . . . . .18

Inlet Gas Pressure Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

Nominal Manifold Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

Filter Performance - Pressure Drop Inches W.C. and (kPa) . . . . . . . .25

Air Flow Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26

Field Installed Accessories - Non Electrical . . . . . . . . . . . . . . . . . . . .27

1 2 3 4 5 6 ... 27 28

Résumé du contenu

Page 1 - INSTALLATION MANUAL

271001-UIM-A-0407EFFICIENCYRATINGCERTIFIEDISO 9001Certified QualityManagement SystemHIGH EFFICIENCYTUBULAR HEAT EXCHANGER SERIESMODELS: PV8*UH/FC8V*UH

Page 2

271001-UIM-A-040710 Unitary Products GroupSECTION V: ELECTRICAL POWERElectrical Power ConnectionsField wiring to the unit must be grounded. Electric w

Page 3

271001-UIM-A-0407Unitary Products Group 11SUPPLY VOLTAGE CONNECTIONSIMPORTANT: The power connection leads and wiring box may be relo-cated to the left

Page 4 - SECTION II: DUCTWORK

271001-UIM-A-040712 Unitary Products Group FIGURE 9: Thermostat Chart - ACAC10 2 Stage Scroll A/C w/ Variable Speed Furnace - PV8/9; (F,L)*8/9V, (G,L

Page 5 - Unitary Products Group 5

271001-UIM-A-0407Unitary Products Group 13 FIGURE 10: Thermostat Chart - HPHP24 Two Stage H/P - H*5B, YZE - w/Variable 2 Stage Furnace, 2 Stage Cooli

Page 6

271001-UIM-A-040714 Unitary Products GroupACCESSORY CONNECTIONSThe furnace control will allow power-switching control of various acces-sories. Refer t

Page 7 - WORK AREA

271001-UIM-A-0407Unitary Products Group 15CATEGORY 1 - 450 F. MAX. VENT TEMP.The venting system must be installed in accordance with Section 5.3,Air f

Page 8 - SECTION IV: GAS PIPING

271001-UIM-A-040716 Unitary Products Group† A vent shall not terminate directly above a sidewalk or paved driveway that is located between two single

Page 9 - Unitary Products Group 9

271001-UIM-A-0407Unitary Products Group 17HORIZONTAL VENT APPLICATIONS AND TERMINATIONWhen selecting the location for a horizontal combustion air / ve

Page 10 - SECTION V: ELECTRICAL POWER

271001-UIM-A-040718 Unitary Products Group FIGURE 21: Typical Chimney Connections FIGURE 22: Horizontal Air Inlet, Outlet and Chimney ConnectionsFUR

Page 11 - SUPPLY VOLTAGE CONNECTIONS

271001-UIM-A-0407Unitary Products Group 19Ventilated Combustion AirThe ventilated attic space or a crawl space from which the combustion air is taken

Page 12 - 12 Unitary Products Group

271001-UIM-A-04072 Unitary Products GroupSPECIFIC SAFETY RULES AND PRECAUTIONS1. Only Natural gas or Propane (LP) gas are approved for use withthis fu

Page 13 - Unitary Products Group 13

271001-UIM-A-040720 Unitary Products GroupLIMIT CONTROLSThere is a high temperature limit control located on the furnace vesti-bule panel near the gas

Page 14 - SECTION VI: VENT SYSTEM

271001-UIM-A-0407Unitary Products Group 21In the USA use the following formula to calculate the furnace input.For natural gas multiply the heat conten

Page 15 - FAN ASSISTED FURNACE

271001-UIM-A-040722 Unitary Products GroupADJUSTMENT OF MANIFOLD GAS PRESSUREInlet and manifold gas pressure may be measured by connecting the“U” tube

Page 16 - 16 Unitary Products Group

271001-UIM-A-0407Unitary Products Group 23ADJUSTMENT OF TEMPERATURE RISEThe temperature rise, or temperature difference between the return airand the

Page 17

271001-UIM-A-040724 Unitary Products GroupContinuous Blower OperationThe blower will run continuously whenever the wall thermostat fanswitch is in the

Page 18 - 18 Unitary Products Group

271001-UIM-A-0407Unitary Products Group 25DIAGNOSTIC FAULT CODE STORAGE AND RETRIEVALThe control in this furnace is equipped with memory that will sto

Page 19 - SECTION VII: SAFETY CONTROLS

271001-UIM-A-040726 Unitary Products GroupTABLE 16: Air Flow DataHIGH / LOW SPEED COOLING AND HEAT PUMP CFMInput 57,000 - 1200 CFM Input 80,000 - 1200

Page 20 - ADJUSTMENTS

271001-UIM-A-0407Unitary Products Group 27APPLYING FILTER PRESSURE DROP TO DETERMINE SYSTEM AIRFLOWTo determine the approximate airflow of the unit wi

Page 21 - Unitary Products Group 21

Page 22

271001-UIM-A-0407Unitary Products Group 3INSPECTIONAs soon as a unit is received, it should be inspected for possible dam-age during transit. If damag

Page 23

271001-UIM-A-04074 Unitary Products GroupSECTION II: DUCTWORKDUCTWORK GENERAL INFORMATIONThe duct system’s design and installation must:1. Handle an a

Page 24

271001-UIM-A-0407Unitary Products Group 51. The Air Temperature Rise is determined by subtracting the ReturnAir Temperature Reading from the Supply Ai

Page 25 - FILTER PERFORMANCE

271001-UIM-A-04076 Unitary Products GroupRESIDENTIAL AND MODULAR HOME UPFLOW RETURN PLENUM CONNECTIONReturn air may enter the furnace through the side

Page 26 - 26 Unitary Products Group

271001-UIM-A-0407Unitary Products Group 7Horizontal Installations With a Cooling Coil CabinetThe furnace should be installed with coil cabinet part nu

Page 27 - DETERMINE SYSTEM AIRFLOW

271001-UIM-A-04078 Unitary Products GroupSECTION III: FILTERSFILTER INSTALLATIONAll applications require the use of an internal or external filter. Fi

Page 28 - SECTION IX: WIRING DIAGRAM

271001-UIM-A-0407Unitary Products Group 9IMPORTANT: An accessible manual shutoff valve must be installedupstream of the furnace gas controls and withi

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Unitary products group FL8V*UH Manuel d'installation

Naviguer en ligne ou télécharger Manuel d'installation pour Processeurs Unitary products group FL8V*UH. Unitary products group FL8V*UH Installation manual Manuel d'utilisatio

Résumé du contenu

Commentaires sur ces manuels

Naviguer en ligne ou télécharger Manuel d'installation pour Processeurs Unitary products group FL8VUH. Unitary products group FL8VUH Installation manual Manuel d'utilisatio