Maytag S-8 Instruction Manual

5151 San Felipe Suite 500 • Houston, TX 77056www.goodmanmfg.com • www.amana-hac.com© 2011 - 2013 Goodman Manufacturing Company, L.P.ATTENTION INSTALLI

10HORIZONTAL I NSTALLATIONForhorizontal installations,insert the#8 x 5/8 screwfrom theliterature package.Line contact to framing is permitted when ins

11• Radiant heat from the sun.• Light fixtures or other appliances.• Radiant heat from a fireplace.• Concealed hot or cold water pipes, or chimneys.•

12The minimum vent diameter for the Category I venting systemis as shown:UPFLOW COUNTERFLOW40 4 Inch 4 Inch60 4 Inch 4 Inch80 4 Inch 4 Inch100 5 Inch

13Proper ChimneyTermination?(Check 1)Chimney channelfree of solid andliquid fuelappliances?(Check 2)Change ventingarrangements (Fix 2)Crown in goodcon

14CHECK 3 - CHIMNEY C ROWN C ONDITION.Damage from condensate usually shows up first in the crown.If any of the following trouble signs are present, th

15• Extremely cold weather• Long vent connectors• Masonry chimneys with no air gap between the linerand the bricks. (In practice, this can be difficul

16FIX 4 - RELININGRelining options include B vent and flexible liners.If the chimney has diagonal offsets, B vent probably cannot beused.If B vent is

17WIRING HARNESSThe wiring harness is an integral part of this furnace. Fieldalteration to comply with electrical codes should not be re-quired. Wir

18To ensure proper unit grounding, the ground wire should runfrom the furnace ground screw located inside the furnace junc-tion box all the way back t

19115 VOLT L INE C ONNECTION OF A CCESSORIESELECTRONIC A IR CLEANER(GME8, AMEH8, GDH8 & A/GMH8 MODELS ONLY)HIGHVOL TAGE!TOAVOIDPERSONALINJURY

2Table of ContentsSAFETY CONSIDERATIONS ...

20HIGH A LTITUDE D ERATEIMPORTANT NOTE: The furnace, as shipped, requires nochange to run between 0 - 5500 feet. Do not attempt to increasethe firing

21• Use pipe joint compound on male threads only. Pipejoint compound must be resistant to the action of thefuel used.• Use ground joint unions.• Inst

22PROPANE G AS T ANKS AND P IPINGIFTHEGASFURNACEISINSTALLEDINABASEMENT,ANEXCAVATEDAREAORCONFINEDSPACE,ITISSTRONGLYRECOMMENDEDTOCON

23When the furnace is used in connection with a cooling unit, thefurnace should be installed in parallel with or on the upstreamside of the cooling un

24CIRCULATION A IR F ILTERSOne of the most common causes of a problem in a forced airheating system is a blocked or dirty filter. Circulating air filt

25START-UP PROCEDURE AND ADJUSTMENTFurnace must have a 115 VAC power supply properly connectedand grounded. Proper polarity must be maintained for co

26Pressure RegulatorAdjustment (Under Cap Screw)Gas ValveOn/OffSelectorSwitchINLETOUTLETInlet PressureTapOutlet PressureTapWhite-Rodgers Model 36G22Ga

27Natural Gas Minimum: 4.5" w.c. Maximum: 10.0" w.c.Propane Gas Minimum: 11.0" w.c. Maximum: 13.0" w.c.INLET GAS SUPPLY PRESSURE9

281. Turn OFF gas to furnace at the manual gas shutoff valveexternal to the furnace.2. Connect a calibrated water manometer (or appropriategas pressur

299. Remove regulator cover screw from the outlet pressureregulator and turn screw clockwise to increase pressureor counterclockwise to decrease press

3Table of ContentsPROPANE GAS TANKS AND PIPING ...

30EXAMPLE:Installation’s gas heating (HTG) value: 1,000 BTU/ft3(Obtained from gas supplier)Installation’s seconds per cubic foot: 34 sec/ ft3Conversio

31As shipped, the circulator blower fan will remain on for 150seconds after the gas valve closes. When a call for coolingoccurs, the circulator fan c

32SAFETY CIRCUIT DESCRIPTIONGENERALA number of safety circuits are employed to ensure safe andproper furnace operation. These circuits serve to contr

33RESETTING FROM L OCKOUTFurnace lockout results when a furnace is unable to achieveignition after three attempts. It is characterized by a non-func-

34FLAME S ENSOR (QUALIFIED S ERVICER O NLY)Under some conditions, the fuel or air supply can create anearly invisible coating on the flame sensor. Th

351 Tubular Heat Exchanger2 Pressure Switch3 Flue Pipe Connection4 Induced Draft Blower5 Gas Line Entrance6 Gas Valve7 Rollout Limit8 Junction Box9 Wi

361 Integrated control module will automatically attempt to reset from lockout after one hour.2 LED Flash code will cease if power to the control modu

37TROUBLESHOOTING CHART2 LED Flash code will cease if power to the control module is interrupted through the disconnect or door switch.AssociatedLED C

38TROUBLESHOOTING CHARTAssociatedLED Code22 LED Flash code will cease if power to the control module is interrupted through the disconnect or door swi

39BLOWER PERFORMANCE DATA*M(H/S)8Tons ACat 0.5" 0.6 0.7 0.8ESP CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE CFM CFM CFMHIGH 3.0 1521 ---- 1466 --

4Table of ContentsMAINTENANCE ...

40BLOWER PERFORMANCE DATA*(D/H)S8Tons ACat 0.5" 0.6 0.7 0.8ESP CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE CFM CFM CFMHIGH 3.0 1353 ---- 1290 --

41BLOWER PERFORMANCE DATAADSS8Tons ACat 0.5" 0.6 0.7 0.8ESP CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE CFM CFM CFMHIGH 3.0 1353 ---- 1290 ----

42GME8Tons ACat 0.5" 0.6 0.7 0.8ESP CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE CFM CFM CFMT1 - YELLOW 1.5 875 ---- 793 ---- 736 ---- 674 ---- 5

43BLOWER PERFORMANCE DATATons ACat 0.5" 0.6 0.7 0.8ESP CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE CFM CFM CFMT1 - YELLOW 1.5 875 ---- 793 ----

44Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.HIGH VOLTAGE!DISCONNECT ALL POWER BEFORE

45GME8 / AMEH8 WIRING DIAGRAMHIGH VOLTAGE!DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILU

46*(M,D)H8 / ADSH8 WIRING DIAGRAMCAPBK(HI)AUXILIARY PROPERLY POLARIZED AND GROUNDED.SERVICING.WIRING TO UNIT MUST BEWARNING:DISCONNECT POWER BEFORE XF

47 THIS PAGE LEFT INTENTIONALLY BLANK

48NOTE: SPECIFICATIONS AND PERFORMANCE DATA LISTED HEREIN ARE SUBJECT TO CHANGE WITHOUT NOTICE© 2013 Goodman Manufacturing Company, L.P.• Products•

5GOODMANDAMAGEARISINGFROMIMPROPERSERVICEORSERVICEPROCEDURES.IFYOUINSTALLORPERFORMSERVICEONTHISUNIT,YOUASSUMERESPONSIBILITYFORANY

6 CARBON MONOXIDE POISONING HAZARD - Special Warning for Installation of Furnace or Air Handling Units inEnclosed Areas such as Garages, U

7• The vent system is permanently installed per theseinstallation instructions.• A room thermostat is used to control the furnace. Fixedjumpers that p

8A copy of the National Fuel Gas Code (NFPA 54/ANSI Z223.1)can be obtained from any of the following:American National Standards Institute1430 Broadwa

9 Top - 1"SideClearance - 1"Back - 0"Front Clearance - 3"Vent Pipe Clearance to Combustibles-6" using Single Wall Conne