Goodman GDS8 - Manuals

6 IO-242C 05/05 • Provisions must be made for venting combustion products outdoors through a proper venting system. The length offlue pipe could be a limiting factor in locating the furnace. • E n s u r e a d e q u a t e c o m b u s t i o n a i r i s a v a i l a b l e f o r t h e furnace. Improper o...

7 IO-242C 05/05 R e f e r t o s u b b a s e i n s t r u c t i o n s f o r i n s t a l l a t i o n d e t a i l s .F o l l o w t h e i n s t r u c t i o n s w i t h t h e s u b b a s e f o r p r o p e rinstallation. Do not install the furnace directly on carpeting,tile, or other combustible material o...

8 IO-242C 05/05 If this furnace is to be installed in the same space with other gasappliances, such as a water heater, ensure there is an adequatesupply of combustion and ventilation air for the other appliances.Refer to the latest edition of the National Fuel Gas Code NFPA 54/ANSI Z223.1 (Section 5...

9 IO-242C 05/05 Space, Unconfined. For purposes of this Code, a space whose volume is notless than 50 cubic feet per 1,000 BTU per hour of theaggregate input rating of all appliances installed in thatspace. Rooms communicating directly with the space inwhich the appliances are installed through open...

10 IO-242C 05/05 4. When ducts are used, they shall be of the same cross- sectional area as the free area of the openings to whichthey connect. The minimum dimension of rectangularair ducts shall not be less than 3 inches. Furnace WaterHeater Opening Chimney or Gas Vent NOTE: The single opening must...

11 IO-242C 05/05 Venting T H I S F U R N A C E I S N O T D E S I G N C E R T I F I E D T O B EHORIZONTALLY VENTED. Supply Air Upflow Rotated Induced Draft Blower To rotate the induced draft blwer counterclockwise, proceed asfollows: 1. Disconnect electrical power from the furnace.2. Disconnect the i...

14 IO-242C 05/05 • If the combustion air supplied to the furnace will be contaminated with compounds containing chlorine orfluorine, a liner of AL294C stainless steel should be used.Common sources of chlorine and fluorine compoundsinclude indoor swimming pools and chlorine bleaches,paint strippers, ...

15 IO-242C 05/05 CAUTION L ABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING CONTROLS. W IRING ERRORS CAN CAUSE IMPROPER AND DANGEROUS OPERATION. V ERIFY PROPER OPERATION AFTER SERVICING. WARNING T O AVO ID THE RIS K O F INJURY , EL E CTR ICAL SHO CK OR DE AT H, TH E F URNAC E M US T BE ELE C TRI...

16 IO-242C 05/05 WARNING T O AVOID THE RISK OF INJURY, ELECTRICAL SHOCK OR DEATH, THE FURNACE MUST BE ELECTRICALLY GROUNDED IN ACCORDANCE WITH LOCAL CODES OR, IN THEIR ABSENCE, WITH THE LATEST EDITION OF THE N ATIONAL E LECTRIC C ODE. To ensure proper unit grounding, the ground wire should runfrom t...

17 IO-242C 05/05 24 V AC H UM 1. 24 VAC Hum - A ¼” piggy back quick connect terminal onthe pressure switch provides 24 VAC humidifier control.This terminal will be powered any time the pressure switchis closed. To connect 24 VAC hum, connect 24vac line ofhumidifier to piggyback on the pressure switc...

18 IO-242C 05/05 using a heating value of approximately 1,000 Btu/hr, and shouldnot normally require change. Most cases will not require a changeat altitudes up to 7,500 feet. For use at altitudes in excess of 4,500feet, refer to the following table for maximum input rates based onaltitude. Contact ...

19 IO-242C 05/05 T h i s u n i t i s c o n f i g u r e d f o r n a t u r a l g a s . T h e a p p r o p r i a t emanufacturer’s propane gas conversion kit, must be applied forpropane gas installations. Refer to the “Propane Gas and/orHigh Altitude Installations” section for details. C o n t a c t y o...

20 IO-242C 05/05 C OUNTERFLOW I NSTALLATIONS When the gas piping enters through the left side of the furnace,the installer must supply a straight pipe to reach the exterior of thefurnace. A ground joint union, drip leg, and manual shutoff valve must alsobe supplied by the installer. In some cases, t...

21 IO-242C 05/05 3/8" 1/2" 5/8" 3/4" 7/8" 1-1/8" 1/2" 3/4" 1" 1-1/4" 1-1/2" 10 39 92 199 329 501 935 275 567 1,071 2,205 3,307 20 26 62 131 216 346 630 189 393 732 1,496 2,299 30 21 50 107 181 277 500 152 315 590 1,212 1,858 40 19 41 90 145 233 427 129 267...

22 IO-242C 05/05 3. Set the room thermostat to the lowest possible setting. 4. Remove the burner compartment door. NOTE: This furnace is equipped with an ignition device which automatically lights the burner. Do not try to light the burner byhand. 5. White-Rodgers Models 36F22/36G22: Push the switch...

23 IO-242C 05/05 5. Turn OFF gas to furnace at the manual shutoff valve and disconnect manometer. Reinstall plug before turning ongas to furnace. 6. Turn OFF any unnecessary gas appliances started in step 3. W HITE -R ODGERS 36G22 G AS V ALVE The line pressure supplied to the gas valve must be withi...

24 IO-242C 05/05 G AS M ANIFOLD P RESSURE M EASUREMENT AND A DJUSTMENT CAUTION T O PREVENT UNRELIABLE OPERATION OR EQUIPMENT DAMAGE, THE GAS MANIFOLD PRESSURE MUST BE AS SPECIFIED ON THE UNIT RATING PLATE. O NLY MINOR ADJUSTMENTS SHOULD BE MADE BY ADJUSTING THE GAS VALVE PRESSURE REGULATOR. W HITE -...

25 IO-242C 05/05 T EMPERATURE R ISE Air temperature rise is the temperature difference between supplyand return air. The proper amount of temperature rise is usuallyobtained when the unit is operated at the rated input with the “asshipped” blower speed. If the correct amount of temperature riseis no...

26 IO-242C 05/05 C h e ck th e b u r n e r fla m e s fo r : 1 . G o o d a d ju s tm e n t2 . S ta b l e, s o ft a n d b l u e 3 . N o t c u r li n g , f lo a t i n g , o r lif t in g o f f . Burner Flame A UXILIARY L IMIT C ONTROL Auto reset limits are located on or near the blower. To access thisau...

27 IO-242C 05/05 Use the following precautions during furnace installation andservicing to protect the integrated control module from damage.By putting the furnace, the control, and the person at the sameelectrostatic potential, these steps will help avoid exposing theintegrated control module to el...

28 IO-242C 05/05 U PRIGHT F ILTER R EMOVAL To remove filters from an external filter rack in an upright upflowinstallation, follow the directions provided with external filter rackkit. Clean, wash and dry a permanent filter. When using a metal filter,b o t h s i d e s s h o u l d b e s p r a y e d w...

29 IO-242C 05/05 1 Integrated control module will automatically attempt to reset from lockout after one hour. 2 LED Flash code will cease if power to the control module is interrupted through the disconnect or door switch. T ROUBLESHOOTING C HART • Furnace lockout due to an excessivenumber of igniti...

30 IO-242C 05/05 T ROUBLESHOOTING C HART Fault Description(s) Symptoms of Abnormal Operation 4 4 FLASHES Associated LED Code 2 • Circulator blower runs continuously. No furnaceoperation. • Integrated control module diagnostic LED is flashing FOUR (4) flashes. 6 6 FLASHES 7 7 FLASHES • Furnace fails ...

31 IO-242C 05/05 Wiring Diagram for GMS8/GDS8/GHS8 TO 115VAC/ 1 Ø /60 HZ POWER SUPPLY WITH JUNCTION BOX GND LINE-N LINE H DOOR SWITCH PROPERLY POLARIZED AND GROUNDED. SERVICING.WIRING TO UNIT MUST BE WARNING:DISCONNECT POWER BEFORE CAP BK ( HI) AUXILARY INTEGRATED 24 VAC FUSE 6 3 9 12 HUMIDIFIER TWI...

32 IO-242C 05/05 NOTE: SPECIFICATIONS AND PERFORMANCE DATA LISTED HEREIN ARE SUBJECT TO CHANGE WITHOUT NOTICE Quality Makes the Difference! All of our systems are designed and manufactured with the same high quality standards regardless of size orefficiency. We have designed these units to significa...