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SERVICE AND TECHNICAL SUPPORT MANUAL

Gas Furnace: (F/G)9MVE

Specifications  subject to change without notice.

440 04 4801 04

13

Figure 5

Furnace Setup Switch Description

RCL

1

LHT

2

LHR

3

C/E

4

CFM

5

TST

6

OFF

7

DLY

8

SW1

SETUP

SWITCH

SWITCH

NAME

NORMAL

POSITION

DESCRIPTION

 

OF

 

USE

SW

1

­

1

S

tatus

 C

ode

R

eco

v

ery

O

FF

T

urn

 

ON

 

to

 

retrie

v

e

 

u

to

 

7

 

stored

 

status

 

codes

 

for

 

troubleshooting

 

assistance

 

when

 R

thermostat

 

lead

 

is

 

disconnected.

SW

1

­

2

Low

 

Heat

Only

(A

da

p

ti

v

e

Heat

 

Mode

when

 SW

1

­

2

is

 

O

FF)

O

FF

W

hen

 SW

1

­

2

 

is

 

O

FF 

allows

 

two-stage

 

o

p

eration

 

with

 

a

 

single

 

stage

 

thermostat.

 T

urn

ON

 

when

 

using

 

two-stage

 

thermostat

 

to

 

allow

 

Low

 

Heat

 

o

p

eration

 

when

 R 

to

 W

/

W

1

closes

 

and

 

High

 

Heat

 

o

p

eration

 

when

 R 

to

 W

/

W

1

 

and

 W

2

 

close.

SW

1

­

3

Low

 

Heat

R

ise

A

d

j

ustment

O

FF

T

urn

 

ON

 

to

 

increase

 

Low

 

Heat

 

airflow

 

by

 

18

 p

ercent.

 T

his

 

com

p

ensates

 

for

 

increased

return

 

air

 

tem

p

erature

 

caused

 

with

 

by

p

ass

 

humidifier.

SW

1

­

4

C

omfort/

E

fficiency

A

d

j

ustment

ON

T

urn

 

ON

 

to

 

decrease

 

Low

 

Heat

 

airflow

 

by

 

a

pp

ro

x

imately

 

7

 p

ercent

 

and

 

High

 

Heat

 

air

­

flow

 

by

 

a

pp

ro

x

imately

 

1

0 p

ercent

 

for

 

ma

x

imum

 

comfort.

SW

1

­

5

CF

M

 p

er

 

ton

ad

j

ust

O

FF

T

urn

 

ON

 

for

 

4

00 CF

M

 p

er

 

ton

, T

urn

 

O

FF 

for

 

35

0 CF

M

 p

er

 

ton.

  S

ee

 

also

 SW

2.

SW

1

­

6

C

om

p

onent

S

elf

 T

est

O

FF

T

urn

 

ON

 

to

 

initiate

 C

om

p

onent

 S

elf

 T

est

 

for

 

troubleshooting

 

assistance

 

when

 R

thermostat

 

lead

 

is

 

disconnected.

 T

urn

 

O

FF 

when

 S

elf

 T

est

 

is

 

com

p

leted.

SW

1

­

7

 &

SW

1

­

8

B

lower

 

O

FF

delay

ON

 

or

 

O

FF

B

lower

 

Off

 D

elay

 

time

 – 

ad

j

ustable

 90 

seconds

 

to

 

18

seconds.

  S

ee

 

table

 

in

A

d

j

ustments

 

section

 

or

 

refer

 

to

 

unit

 

wiring

 

diagram.

TWN

1

CFM

2

3

4

5

6

7

8

SW2

CF

AC

SW

2

­

1

T

wining

O

FF

A

llows

 

for

 

selection

 

of

 

furnace

 

Main

 (

O

FF) 

or

 S

econdary

 (

ON

when

 T

winned

 

furnace

setu

is

 

re

q

uired.

 S

ee

 k

it

 

instructions

 

for

 

further

 

directions

 

on

 

installation

 

and

 

setu

p

.

   SW

2

­

2

CF

M

 p

er

 

ton

A

d

j

ust

O

FF

A

llows

 

additional

 CF

M

 p

er

 

ton

 

selections

 

when

 

used

 

with

 SW

1

­

5

325

 CF

M

 p

er

 

ton

 (

nominal

when

 SW

2

­

2

 

ON

 

and

 SW

1

­

5

 

O

FF

35

0 CF

M

 p

er

 

ton

 (

nominal

when

 SW

2

­

2

 

O

FF 

and

 SW

1

­

5

 

O

FF

37

0 CF

M

 p

er

 

ton

 (

nominal

when

 SW

2

­

2

 

ON

 

and

 SW

1

­

5

 

ON

4

00 CF

M

 p

er

 

ton

 (

nominal

when

 SW

2

­

2

 

O

FF 

and

 SW

1

­

5

 

ON

S

ee

 A

ir

 D

eli

v

ery

 T

ables

 

for

 

model

 

s

p

ecific

  CF

M

 v

s.

 

static

 p

ressure

SW

2

­

6

7

8

AC

(C

ooling

A

irflow

)

O

FF

T

he

 AC 

setu

switches

 

select

 

desired

 

cooling

 

or

 

high

 

stage

 

cooling

 (

two-stage

 

units

)

airflow.

 S

ee

 C

ooling

 A

ir

 D

eli

v

ery

 T

ables

 

for

 

s

p

ecific

 

switch

 

settings.

SW

2

­

3

4

5

CF

(C

ontinuous

F

an

)

O

FF 

T

he

 CF 

setu

switches

 

select

 

desired

 C

ontinuous

 F

an

 A

irflow

T

he

 CF 

switch

 p

osition

 

is

 

the

 

low

 

cooling

 

airflow

 

selection

 

for

 

two-stage

 

cooling

 

units.

T

he

 CF

M

 v

alues

 

are

 

shown

 

in

 

the

 A

ir

 D

eli

v

ery

 T

ables

 

below

 

for

 SW

2

 

settings.

 SW

2

­

3

4

,

5

 

cannot

 

be

 

set

 

for

 

airflow

 

higher

 

than

 SW 

2

­

6

,  

7

8.

S

ee

 C

ontinuous

 F

an

 A

ir

 F

low

 T

able

 

for

 

s

p

ecific

 

switch

 

settings.

BASED ON 350 CFM/TON (Factory Default: SW1

5 = OFF, SW2

2 = OFF)

Model

Size

ON

ON

ON

ON

ON

ON

ON

ON

5

4

3

5

4

3

5

4

3

5

4

3

5

4

3

5

4

3

5

4

3

5

4

3

040-10

525

525

700

875

875

875

875

875

040-12

525

525

700

875

1050

1050

1050

1050

060-12

525

525

700

875

1050

1050

1050

1050

060-14

525

525

700

875

1050

1225

1225

1225

080-16

525

525

700

875

1050

1225

1400

1400

080-20

700

700

875

1050

1225

1400

1750

1750

100-20

700

700

875

1050

1225

1400

1750

1750

120-22

875

700

875

1050

1225

1400

1750

1925

Содержание F9MVE Series

Страница 1: ...abels The signal word WARNING is used throughout this manual in the following manner Safety alert symbol When you see this symbol on the unit and in instructions or manuals be alert to the potential f...

Страница 2: ...l result in enhanced installation reliability or operation FIRE EXPLOSION ELECTRICAL SHOCK AND CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in dangerous operation perso...

Страница 3: ...in Connected Condensate Drain Trapped Manual Gas Shut off Upstream of Furnace Drip Leg Gas Valve turned ON Type of Gas Natural Propane Filter Type and Size Shade in Final Furnace Settings Below O N O...

Страница 4: ...l Setup Switches SW1 The furnace control has 8 setup switches that may be set to meet the application requirements To set these setup switches for the appropriate requirement 1 Remove blower door 2 Lo...

Страница 5: ...soap solution made specifically for the detection of leaks to check all connections A fire or explosion may result causing property damage personal injury or loss of life WARNING Adjustments FIRE HAZ...

Страница 6: ...0 Btu cu ft Specific gravity 0 62 Therefore Orifice No 44 Furnace is shipped with No 44 orifices In this example all main burner orifices are the correct size and do not need to be changed to obtain p...

Страница 7: ...ease input rate Figure 3 Redundant Automatic Gas Control Valve 2 Stage without Tower Pressure Ports ON OFF Switch Regulator Seal Cap RegulatorAdjustment Regulator Seal Cap under Cap 1 2 NPT Outlet 1 8...

Страница 8: ...s warning could result in personal injury death and or property damage Manifold pressure tap set screw must be tightened or 1 8 in NPT pipe plug must be installed to prevent gas leaks WARNING c Tighte...

Страница 9: ...300 21 171 343 857 62 58 116 290 22 164 327 818 64 56 112 281 23 157 313 783 66 54 109 273 24 150 300 750 68 53 106 265 25 144 288 720 70 51 103 257 26 138 277 692 72 50 100 250 27 133 267 667 74 48...

Страница 10: ...43 3 8 1 6 42 3 2 1 4 850 44 3 8 1 6 43 3 5 1 5 43 3 6 1 5 43 3 7 1 6 875 44 3 6 1 5 44 3 7 1 6 43 3 4 1 4 43 3 5 1 5 4000 900 44 3 4 1 4 44 3 5 1 5 44 3 7 1 5 44 3 8 1 6 1219 925 44 3 2 1 4 44 3 4 1...

Страница 11: ...re and airflow FURNACE DAMAGE HAZARD Failure to follow this caution may result in S Overheating the heat exchangers or condensing flue gases in heat exchanger areas not designed for condensate S Short...

Страница 12: ...r off delay See Table 4 and Figure 4 Figure 5 Table 4 Blower Speed Taps DESIRED HEATING MODE BLOWER OFF DELAY SEC SETUP SWITCH SW1 7 and 8 POSITION 90 OFF OFF 120 ON OFF 150 OFF ON 180 ON ON Adjust Co...

Страница 13: ...r refer to unit wiring diagram TWN 1 CFM 2 3 4 5 6 7 8 SW2 CF AC SW2 1 Twining OFF Allows for selection of furnace Main OFF or Secondary ON when Twinned furnace setup is required See kit instructions...

Страница 14: ...can be established that limit is functioning properly and will operate if there is a restricted return air supply or motor failure If limit control does not function during this test cause must be de...

Страница 15: ...FF OFF ON 605 565 510 455 420 See note 4 OFF ON OFF 785 750 705 675 630 585 See note 4 OFF ON ON 955 920 895 860 825 785 755 720 685 650 ON OFF OFF 1135 1110 1080 1055 1020 990 935 880 825 745 ON OFF...

Страница 16: ...0 22 Clg Default OFF OFF OFF 2010 1960 1910 1850 1800 1750 1690 1645 1565 1480 Cooling SW2 OFF OFF ON 1015 805 645 550 480 See note 4 OFF ON OFF 1075 975 915 835 765 See note 4 OFF ON ON 1205 1135 105...

Страница 17: ...itioned air is discharged upward Since this furnace can be installed in any of the 4 positions shown in Figure 7 you must revise your orientation to component location accordingly Figure 7 Multipoise...

Страница 18: ...isconnecting the limit switch To retrieve Status Codes follow the procedure below 2 Turn Setup Switch SW1 1 ON 3 Manually close blower door switch 4 Control will flash up to 7 Status Codes 5 The last...

Страница 19: ...eason Service as necessary 4 Inspect burner compartment before each heating season for rust corrosion soot or excessive dust If necessary have furnace and burner serviced by a qualified service agency...

Страница 20: ...balance will be affected 7 If greasy residue is present on blower wheel remove wheel from the blower housing and wash it with an appropriate degreaser To remove wheel a Mark blower wheel location on s...

Страница 21: ...following items must be performed by a qualified service technician If the burners develop an accumulation of light dirt or dust they may be cleaned by using the following procedure NOTE Use a back up...

Страница 22: ...the Hot Surface Igniter NOTE Use propane resistant pipe dope to prevent leaks Do not use Teflon tape 13 Install the gas pipe to the gas valve Figure 12 Igniter Position Side View L12F041 2 in 2 5 mm...

Страница 23: ...quired Verify a condensate trap gasket is included in the service kit or obtain one from your local distributor 1 Disconnect power at external disconnect fuse or circuit breaker 2 Turn off gas at exte...

Страница 24: ...wiring diagram and reconnect wires to flame rollout switch gas valve igniter and flame sensor 10 Turn on gas and electrical supplies to furnace 11 Check furnace operation through two complete heat op...

Страница 25: ...uart of anti freeze solution into the funnel tube Antifreeze should run through the collector box overfill condensate trap and flow to an open drain 8 Replace the rubber plug in the port on the collec...

Страница 26: ...SERVICE AND TECHNICAL SUPPORT MANUAL Gas Furnace F G 9MVE Specifications subject to change without notice 440 04 4801 04 26 Figure 15 Service Label 340688 2 REV D...

Страница 27: ...SERVICE AND TECHNICAL SUPPORT MANUAL Gas Furnace F G 9MVE Specifications subject to change without notice 27 440 04 4801 04 Figure 16 Wiring Diagram 340688 2 REV D...

Страница 28: ...t flashes When done put setup switch SW1 1 in the OFF position Was there a previous status code other than the heartbeat Go to section below for the status code that was flashed Does the control respo...

Страница 29: ...t check manifold pressure If OK check burner carryover and flame sensor location Clean flame sensor with fine steel wool and recheck current Nominal current is 4 0 to 6 0 microamps Is current near typ...

Страница 30: ...t high speed and the high heat pressure switch relay HPSR is de energized to close the NC contact When sufficient pressure is available the high heat pressure switch HPS closes and the high heat gas v...

Страница 31: ...tor BLWM will continue operating at cooling airflow for an additional 90 seconds Jumper Y Y2 to DHUM to reduce the cooling off delay to 5 seconds See Figure 4 b Two Stage Thermostat and Two Speed Cool...

Страница 32: ...eat pump the furnace control automatically changes the timing sequence to avoid long blower off times during demand defrost cycles Whenever W W1 is energized along with Y1 or Y Y2 the furnace control...

Страница 33: ...801 04 Figure 20 Variable Speed Furnace with Single Stage Heat Pump Dual Fuel L09F026 NOTE 9 Figure 21 Variable Speed Furnace with Two Stage Heat Pump Dual Fuel L09F028 NOTE 9 Figure 22 Variable Speed...

Страница 34: ...stallation Instructions for additional information and setup procedure 4 When using a Humidity Sensing Thermostat set DEHUMIDIFY OPTIONS to H DE ENRGZD FOR DEHUM 5 Optional connection If wire is conne...

Страница 35: ...ector box Condensate trap Condensate trap elbow Gaskets WARNING FIRE EXPLOSION ELECTRICAL SHOCK AND CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in dangerous operation...

Страница 36: ...ed X ECM S Single stage T Two stage FEATURE B Base AFUE Efficiency E Extra AFUE Efficiency C Communicating D Dual Certified 2 pipe or 1 pipe R 2 pipe only S Single stage T Two stage N Standard L Low N...

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