background image

6

T

HIS

 

PRODUCT

 

CONTAINS

 

OR

 

PRODUCES

 

A

 

CHEMICAL

 

OR

 

CHEMICALS

 

WHICH

 

MAY

 

CAUSE

 

SERIOUS

 

ILLNESS

 

OR

 

DEATH

 

AND

 

WHICH

 

ARE

 

KNOWN

 

TO

 

THE

 

S

TATE

 

OF

 

C

ALIFORNIA

 

TO

 

CAUSE

 

CANCER

,

 

BIRTH

 

DEFECTS

 

OR

 

OTHER

 

REPRODUCTIVE

 

HARM

.

WARNING

H

EATING

 

UNIT

 

SHOULD

 

NOT

 

BE

 

UTILIZED

 

WITHOUT

 

REASONABLE

,

 

ROUTINE

,

 

INSPECTION

,

 

MAINTENANCE

 

AND

 

SUPERVISION

.

 

I

F

 

THE

 

BUILDING

 

IN

 

WHICH

 

ANY

 

SUCH

 

DEVICE

 

IS

 

LOCATED

 

WILL

 

BE

 

VACANT

,

 

CARE

 

SHOULD

 

BE

 

TAKEN

 

THAT

 

SUCH

 

DEVICE

 

IS

 

ROUTINELY

 

INSPECTED

,

 

MAINTAINED

 

AND

 

MONITORED

.

 

IN

 

THE

 

EVENT

 

THAT

 

THE

 

BUILDING

 

MAYBE

 

EXPOSED

 

TO

 

FREEZING

 

TEMPERATURES

 

AND

 

WILL

 

BE

 

VACANT

,

 

ALL

 

WATER

BEARING

 

PIPES

 

SHOULD

 

BE

 

DRAINED

,

 

THE

 

BUILDING

 

SHOULD

 

BE

 

PROPERLY

 

WINTERIZED

,

 

AND

 

THE

 

WATER

 

SOURCE

 

CLOSED

.

 

IN

 

THE

 

EVENT

 

THAT

 

THE

 

BUILDING

 

MAY

 

BE

 

EXPOSED

 

TO

 

FREEZING

 

TEMPERATURES

 

AND

 

WILL

 

BE

 

VACANT

,

 

ANY

 

HYDRONIC

 

COIL

 

UNITS

 

SHOULD

 

BE

 

DRAINED

 

AS

 

WELL

 

AND

,

 

IN

 

SUCH

 

CASE

,

 

ALTERNATIVE

 

HEAT

 

SOURCES

 

SHOULD

 

BE

 

UTILIZED

.

WARNING

T

O

 

PREVENT

 

POSSIBLE

 

PROPERTY

 

DAMAGE

,

 

PERSONAL

 

INJURY

 

OR

 

DEATH

 

DUE

 

TO

 

ELECTRICAL

 

SHOCK

,

 

THE

 

FURNACE

 

MUST

 

BE

 

LOCATED

 

TO

 

PROTECT

 

THE

 

ELECTRICAL

 

COMPONENTS

 

FROM

 

WATER

.

WARNING

 

 
 
 
 
 
 
 
 

 

 

 

CARBON MONOXIDE POISONING HAZARD  

-

 

 

Special Warning for Installation of Furnace or Air Handling Units in
Enclosed Areas such as Garages, Utility Rooms or Parking Areas

Carbon monoxide producing devices (such as an automobile, space
heater, gas water heater, etc.) should not be operated in enclosed areas
such as unventilated garages, utility rooms or parking areas because of
the danger of carbon monoxide (CO) poisoning resulting from the exhaust
emissions.  If a furnace or air handler is installed in an enclosed area such
as a garage, utility room or parking area and a carbon monoxide producing
device is operated therein, there must be adequate, direct outside
ventilation.

This ventilation is necessary to avoid the danger of CO poisoning which
can occur if a carbon monoxide producing device continues to operate in
the enclosed area.  Carbon monoxide emissions can be (re)circulated
throughout the structure if the furnace or air handler is operating in any
mode.

CO can cause serious illness including permanent brain damage or death.

B10259-216

II. SAFETY CONSIDERATIONS

 Adhere to the following warnings and cautions when installing, adjust-
ing, altering, servicing, or operating the furnace.   To ensure proper
installation and operation, thoroughly read this manual for specifics
pertaining to the installation and application of this product.
This furnace is manufactured for use with natural gas. It may be field
converted to operate on L.P. gas by using the appropriate L.P. conver-
sion kit listed in the

 PROPANE GAS/HIGH ALTITUDE INSTALLA-

TIONS section

 of this manual

Install this furnace only in a location and position as specified in 

LO-

CATION REQUIREMENTS & CONSIDERATIONS section and IN-
STALLATION POSITIONS section 

of this manual.

Provide adequate combustion and ventilation air to the furnace as
specified in 

COMBUSTION & VENTILATION AIR REQUIREMENTS

section of this manual.

Combustion products must be discharged to the outdoors. Connect
this furnace to an approved vent system only, as specified in 

VENT/

FLUE PIPE & COMBUSTION AIR PIPE

 section of this manual.

Never test for gas leaks with an open flame. Use a commercially avail-
able soap solution made specifically for the detection of leaks to check
all connections, as specified in 

GAS SUPPLY AND PIPING

 section of

this manual.
 Always install a furnace to operate within the furnace’s intended tem-
perature-rise range with a duct system which has external static pres-
sure within the allowable range, as specified on the furnace rating plate
and 

OPERATIONAL CHECKS section

 of these instructions.

 When a furnace is installed so that supply ducts carry air circulated
by the furnace to areas outside the space containing the furnace, the
return air shall also be handled by duct(s) sealed to the furnace casing
and terminating outside the space containing the furnace.
A gas-fired furnace for installation in a residential garage must be in-
stalled as specified in the 

LOCATION REQUIREMENTS AND CON-

SIDERATIONS section

 of this manual.

 This furnace may be used as a construction site heater only if certain
conditions are met. These conditions are listed in the 

PRODUCT

APPLICATION section

 of this manual.

T

O

 

PREVENT

 

PERSONAL

 

INJURY

 

OR

 

DEATH

 

DUE

 

TO

 

IMPROPER

 

INSTALLATION

,

 

ADJUSTMENT

,

 

ALTERATION

,

 

SERVICE

 

OR

 

MAINTENANCE

,

 

REFER

 

TO

 

THIS

 

MANUAL

.

 

F

OR

 

ADDITIONAL

 

ASSISTANCE

 

OR

 

INFORMATION

,

 

CONSULT

 

A

 

QUALIFIED

 

INSTALLER

,

 

SERVICER

 

AGENCY

 

OR

 

THE

 

GAS

 

SUPPLIER

.

WARNING

I

F

 

THE

 

INFORMATION

 

IN

 

THESE

 

INSTRUCTIONS

 

IS

 

NOT

 

FOLLOWED

 

EXACTLY

,

 

A

 

FIRE

 

OR

 

EXPLOSION

 

MAY

 

RESULT

 

CAUSING

 

PROPERTY

DAMAGE

,

 

PERSONAL

 

INJURY

 

OR

 

LOSS

 

OF

 

LIFE

.

D

O

 

NOT

 

STORE

 

OR

 

USE

 

GASOLINE

 

OR

 

OTHER

 

FLAMMABLE

 

VAPORS

 

AND

 

LIQUIDS

 

IN

 

THE

 

VICINITY

 

OF

 

THIS

 

OR

 

ANY

 

OTHER

 

APPLIANCE

.

D

O

 

NOT

 

TRY

 

TO

 

LIGHT

 

ANY

 

APPLIANCE

.

D

O

 

NOT

 

TOUCH

 

ANY

 

ELECTRICAL

 

SWITCH

;

 

DO

 

NOT

 

USE

 

ANY

 

PHONE

 

IN

 

YOUR

 

BUILDING

.

I

MMEDIATELY

 

CALL

 

YOUR

 

GAS

 

SUPPLIER

 

FROM

 

A

 

NEIGHBOR

S

 

PHONE

.

 

F

OLLOW

 

THE

 

GAS

 

SUPPLIER

S

 

INSTRUCTIONS

.

I

F

 

YOU

 

CANNOT

 

REACH

 

YOUR

 

GAS

 

SUPPLIER

,

 

CALL

 

THE

 

FIRE

 

DEPARTMENT

.

I

NSTALLATION

 

AND

 

SERVICE

 

MUST

 

BE

 

PERFORMED

 

BY

 

A

 

QUALIFIED

 

INSTALLER

,

 

SERVICE

 

AGENCY

 

OR

 

THE

 

GAS

 

SUPPLIER

.

WHAT

 

TO

 

DO

 

IF

 

YOU

 

SMELL

 

GAS:

WARNING

Summary of Contents for ACSH96

Page 1: ...nking before acting Most dealers have a list of specific good safety practices follow them The precautions listed in this Installation Manual are intended as supplemental to existing practices However...

Page 2: ...MENTS 16 STANDARD FURNACE CONNECTIONS 16 ALTERNATE FURNACE CONNECTIONS 17 NON DIRECT VENT SINGLE PIPE PIPING 18 DIRECT VENT DUAL PIPE PIPING 19 VENT INTAKE TERMINATIONS FOR INSTALLATION OF MULTIPLE DI...

Page 3: ...OWER UP 37 HEATING MODE 37 MODE DIP SWITCH IS SET TO 1 STG POSITION 37 MODE DIP SWITCH IS SET TO 2 STG POSITION 38 COOLING MODE 38 FAN ONLY MODE 38 XVI Operational Checks 38 BURNER FLAME 38 XVII Safet...

Page 4: ...ed throughout the structure if the furnace or air handler is operating in any mode CO can cause serious illness including permanent brain damage or death B10259 216 TO THE INSTALLER Before installing...

Page 5: ...Electrical Connection Inlets Alternate 18 Coil Front Cover Pressure Tap 19 Coil Front Cover Drain Port 20 Drain Line Penetrations 21 Drain Trap 22 Blower Door Interlock Switch 23 Capacitor 24 Integra...

Page 6: ...verted to operate on L P gas by using the appropriate L P conver sion kit listed in the PROPANE GAS HIGH ALTITUDE INSTALLA TIONS section of this manual Install this furnace only in a location and posi...

Page 7: ...TO SHUT OFF TURN OFF THE MANUAL GAS SHUTOFF VALVE EXTERNAL TO THE FURNACE BEFORE TURNING OFF THE ELECTRICAL SUPPLY WARNING POSSIBLE PROPERTY DAMAGE PERSONAL INJURY OR DEATH DUE TO FIRE EXPLOSION SMOK...

Page 8: ...eaning solutions such as perchloroethylene printing inks paint removers varnishes hydrochloric acid cements and glues antistatic fabric softeners for clothes dryers and masonry acid washing materials...

Page 9: ...latest edition of the National Fuel Gas Code NFPA 54 ANSI Z223 1 and or CSA B149 1 05 1 05 Installation Codes Seal off a non direct vent furnace if it is installed near an area frequently contaminated...

Page 10: ...part of the unconfined space 5 3 3 Equipment Located in Confined Spaces a All Air from Inside the Building The confined space shall be pro vided with two permanent openings communicating directly wit...

Page 11: ...Water Heater Outlet Air Chimney or Gas Vent NOTE The inlet and outlet air openings must each have a free area of not less than one square inch per 4000 BTU of the total input rating of all equipment i...

Page 12: ...ions Refer to Recommended Installation Positions figure for appropriate in stallation positions ductwork connections and resulting airflow arrangements VII HORIZONTALAPPLICATIONS CONSIDERATIONS GENERA...

Page 13: ...The indicated kits must be used to insure safe and proper furnace operation All conversions must be performed by a qualified installer or service agency AIR DISCHARGE AIR DISCHARGE AIR DISCHARGE Bott...

Page 14: ...G Clearance to inside corner H Clearance to each side of center line extended above meter regulator assembly 3 ft 91 cm within a height 15 ft 4 5 m above the meter regulator assembly OTHER THAN DIRECT...

Page 15: ...d Fittings must be DWV type fit tings meeting ASTM D2665 and ASTM D3311 Carefully follow the manufactures instructions for cutting cleaning and solvent cement ing of PVC In addition to PVC and ABS pip...

Page 16: ...insulated and closed with a weather tight corrosion resistant flashing STANDARD FURNACE CONNECTIONS It is the responsibility of the installer to ensure that the piping con nections to the furnace are...

Page 17: ...ELBOW NON DIRECT VENT 90 PVC ELBOW NON DIRECT VENT STANDARD CONNECTIONS OR OR UPFLOW COUNTERFLOW ALTERNATE FURNACE CONNECTIONS If the standard locations are undesirable for a specific installation al...

Page 18: ...105 98 91 84 Not Applicable Not Applicable MH95 ACSH96 AMEH96 GCH95 GME95 Direct Vent 2 Pipe and Non Direct Vent 1 Pipe 6 Maximum Allowable Length of Vent Flue Pipe Combustion Air Pipe ft 1 2 Unit Inp...

Page 19: ...ameter for construction of the vent flue and combustion air intake pipe systems of a direct vent dual pipe installation The number of elbows tabulated represents the number of elbows and or tees in ea...

Page 20: ...e outside the structure and may be installed with the intake and exhaust pipes located side by side or with one pipe above the other This kit is NOT intended for use with single pipe indirect vent ins...

Page 21: ...trap secured to the outside of the cabinet NOTE Refer to Alternate Vent Flue Hose Connections for upright installations using an alternate vent flue outlet 1 Remove the rubber plug from the right side...

Page 22: ...ber elbow Discard cut portion 5 Insert Tube 1 into rubber elbow drain port and secure with a silver hose clamp Angle tube toward trap 6 Cut 17 3 4 inches from the long end of Hose B and discard 7 Secu...

Page 23: ...mp Angle tube outward toward front of furnace 5 Cut X inches from the long end of Hose B and discard Refer to table for appropriate length to cut Secure remaining hose to Tube 1 with a green hose clam...

Page 24: ...ked drain conditions Cut hose to appropriate length to minimize sagging Plug left unused pressure tap with plug removed from right side 2 Secure HoseA to front cover drain tap with a red hose clamp Ro...

Page 25: ...a hose to the induced draft blower housing 6 Cut 5 1 2 inches straight length from the long end of each Tube 2 and discard radius ends 7 Insert approximately one inch of each Tube 2 through left side...

Page 26: ...blower door For direct vent applica tions the cabinet opening to the junction box must be sealed air tight using either a UL approved bushing such as Heyco Liquid Tight or by applying a UL approved no...

Page 27: ...ire routing must not to interfere with circulator blower operation filter removal or routine maintenance Refer to the follow ing figure for thermostat connections to the integrated control module term...

Page 28: ...n specified on the furnace rating plate The combination of the lower air density and a lower manifold pressure will prohibit the burner orifice from drawing the proper amount of air into the burner Th...

Page 29: ...m of three inches long Install a 1 8 NPT pipe plug fitting accessible for test gauge connection immediately upstream of the gas supply connection to the furnace Always use a back up wrench when making...

Page 30: ...ch pipe fittings starting from the gas valve to reach the outside of the cabinet must be supplied 1 Close nipple 1 90 degree street elbow 1 2 1 2 pipe nipple 1 90 degree elbow Straight Pipe The straig...

Page 31: ...vert to capacities at 5 psig settings multiply by 0 879 Propane Gas Piping Chart I Sizing Between Single or Second Stage Regulator and Appliance Maximum Propane Capacities Listed are Based on 1 2 W C...

Page 32: ...s retaining the sheet metal over the duct opening Using tin snips cut the metal strips and remove the sheet metal to free the duct flanges Using the scribe line along the duct flange as a guide unfold...

Page 33: ...e HORIZONTAL INSTALLATIONS Filters must be installed in either the central return register or in the return air duct work XIV STARTUP PROCEDURE ADJUSTMENT Furnace must have a 115 VAC power supply prop...

Page 34: ...OR EQUIPMENT DAMAGE THE INLET GAS SUPPLY PRESSURE MUST BE AS SPECIFIED ON THE UNIT RATING PLATE WITH ALL OTHER HOUSEHOLD GAS FIRED APPLIANCES OPERATING CAUTION The line pressure supplied to the gas va...

Page 35: ...ach a hose and manometer to the outlet pressure barb fitting Honeywell valve or outlet pressure tap White Rodgers valve 5 Turn ON the gas supply 6 Turn on power and close thermostat R and W1 contacts...

Page 36: ...hermometer readings to stabilize 4 Adjust temperature rise by adjusting the circulator blower speed Increase blower speed to reduce temperature rise Decrease blower speed to increase temperature rise...

Page 37: ...to 12 minutes NOTE The ACSH AMH AMEH GCH GDH GMH and GME hybrid furnaces require a single stage thermostat These furnaces utilize a control board with single stage or two stage capability The second s...

Page 38: ...ws R and Y thermostat contacts close initiating a call for cool Integrated control module performs safety circuit checks Outdoor fan and compressor are energized Circulator blower is energized on cool...

Page 39: ...mly touch a clean unpainted metal surface of the furnaces near the control Any tools held in a person s hand during grounding will be discharged 3 Service integrated control module or connecting wirin...

Page 40: ...emove 1 Turn OFF electrical power to furnace 2 Remove filter s from the central return register or ductwork 3 Replace filter s by reversing the procedure for removal 4 Turn ON electrical power to furn...

Page 41: ...nal problem Perform the checks listed in Section XIV Startup Procedure andAdjustments to reduce the chances of repeated fouling XX BEFORE LEAVING AN INSTALLATION Cycle the furnace with the thermostat...

Page 42: ...kage proper length elbows and termination Check drain system Correct as necessary Correct pressure switch setpoint or contact motion Tighten or correct wiring connection Pressure switch hose blocked p...

Page 43: ...e and air inlet piping for blockage proper length elbows and termination Correct as necessary Check rollout limit Replace if necessary Check induced draft blower for proper performance Replace if nece...

Page 44: ...4 793 MED HI MED LO 2 0 981 61 962 62 943 63 917 65 888 67 830 764 665 LOW 1 5 750 79 730 81 714 83 692 86 657 90 620 570 502 HIGH 4 0 2069 29 1965 30 1871 32 1756 34 1661 36 1549 1415 1275 MH950704CX...

Page 45: ...9 534 HIGH 3 0 1431 42 1368 44 1296 47 1228 49 1150 53 1055 962 860 ACSH960703BX MED 2 5 1212 50 1182 51 1138 53 1091 55 1019 59 944 871 769 MED HI MED LO 2 0 1002 60 978 62 956 63 921 66 878 69 825 7...

Page 46: ...039 34 998 35 959 37 923 882 839 T4 BLUE 3 0 1274 28 1239 28 1199 29 1166 30 1129 31 1096 1059 1021 T5 BLACK 3 0 1306 27 1261 28 1232 29 1195 29 1162 30 1132 1090 1057 T1 YELLOW 1 5 714 80 667 79 604...

Page 47: ...682 619 534 HIGH 3 0 1431 42 1368 44 1296 47 1228 49 1150 53 1055 962 860 GCH950703BX MED 2 5 1212 50 1182 51 1138 53 1091 55 1019 59 944 871 769 MED HI MED LO 2 0 1002 60 978 62 956 63 921 66 878 69...

Page 48: ...039 34 998 35 959 37 923 882 839 T4 BLUE 3 0 1274 28 1239 28 1199 29 1166 30 1129 31 1096 1059 1021 T5 BLACK 3 0 1306 27 1261 28 1232 29 1195 29 1162 30 1132 1090 1057 T1 YELLOW 1 5 714 80 667 79 604...

Page 49: ...DOOR OPEN DOOR SWITCH WARNING DISCONNECT POWER BEFORE SERVICING WIRING TO UNIT MUST BE PROPERLY POLARIZED AND GROUNDED BK GND DISCONNECT L POWER SUPPLY WITH OVERCURRENT PROTECTION DEVICE WH JUNCTION B...

Page 50: ...the unit for the most up to date wiring HIGH VOLTAGE D ISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT M ULTIPLE POWER SOURCES MAY BE PRESENT F AILURE TO DO SO MAY CAUSE PROPERTY DAMAGE...

Page 51: ...the wiring diagram on the unit for the most up to date wiring HIGH VOLTAGE D ISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT M ULTIPLE POWER SOURCES MAY BE PRESENT F AILURE TO DO SO MAY C...

Page 52: ...t vent terminal for the horizontally vented gas fueled heating appliance or equipment The sign shall read in print size no less than one half 1 2 inch in size GAS VENT DIRECTLY BELOW KEEP CLEAR OF ALL...

Page 53: ...53 THIS PAGE LEFT INTENTIONALLY BLANK...

Page 54: ...54 THIS PAGE LEFT INTENTIONALLY BLANK...

Page 55: ...55 THIS PAGE LEFT INTENTIONALLY BLANK...

Page 56: ...forgiving to operate We use quality materials and components Finally every unit is run tested before it leaves the factory That s why we know There s No Better Quality Visit our web sites at www goodm...

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