GUSA SPECS - Johnstone Supply
Contents
1. Heating amp Air Conditioning anao Comfort Quality Trust High Fire Rates Number Input Btu hr Output Btu hr Low Fire Rates Output Btu hr Btu hr UE Range Rated AF GUSA Two Stage High Efficiency Circulator Blower Minimum Maximum Circuit Overcurrent Ampacity Protection Amps Amps Size D x W Gas FiredFurnace Specification Sheet Affix this Specification Sheet Installation Instructions and Users Information Manual adjacent to the unit Pressure Tons AC Switch Settings at 0 5 ID ID Front HP ESP Blwr Blwr Cover Low High Feussorossas 60000 5 200 28000 zoo sao 7 vo esso 20 ss o7 1 Minimum Circuit Ampacity 1 25 x Circulator Blower Amps ID Blower Amps Maximum Overcurrent Protection refers to maximum recommended fuse or circuit breaker size 3 As shipped for installations below 7000 feet Dimensions Inches DISCHARGE AIR mi 28 3 4 gt 3 4 20 3 16 g ALTERNATE GAS SUPPLY HOLE HIGH VOLTAGE ELECTRICAL HOLE LEFT SIDE _ DRAIN LOW VOLTAGE __ ELECTRICAL HOLE SIDE CUT OUT 2 1 2 AIR INTAKE PIPE 2 PVC 13 4 3 4 23 9 16 BOTTOM KNOCK OUT LEFT SIDE VIEW Due to continuous engineering design and development the information in this spec sheet is subject to change without notice December 2001 Rev2. Refer to Minimum Filter Area tables to determine filter area requirement NOTE Filters can also be installed elsewhere in the duct system such as a central return Disposable Minimum Filter Area in Permanent Minimum Filter Area in Based on a 300 ft min filter face velocity Based on 600 ft min filter face velocity CFM CFM 800 1000 1200 1400 1600 2000 800 1000 1200 1400 1600 2000 res sr sem e mofe ee ae wo perpe p 1 mln pm wef ppm ppm gm mpm pm mn ss ow perfor S pcm ow foo fnm m Minimum filter area dictated by heating airflow requirement Minimum filter area dictated by heating airflow requirement Input Airflow NOTE Filters are required with this furnace and must be provided by the installer The filters used must comply with UL900 or CAN ULCS1 11 standards Installing this furnace without filters will void the unit warranty The figure below shows how the filter is retained over the bottom return air opening 2 CAPTIVE LANCES IN BACK PANEL O S MM f FILTER LM N Q RETAINER o FILTER FURNACE BOTTOM Cut Away Side View of Bottom Return Wire Filter Retainer IMPORTANT NOTES 1 All furnaces have a redundant gas valve and blower door interlock switch 2 All furnaces are manufactured for use on 115 VAC 60 Hz single phase electrical supply IMPORTANT While the data is p
3. 1 WARNING To avoid death personal injury or property damage due to fire do not exceed maximum recommended fuse or circuit breaker size 188 Cabinet Size c oro 15 ao oon Large 090 50 24 1 2 23 20 3 8 18 5 8 115 50 lt A 3 4 HAR AIR DISCI AIR 21 6 cec CONDENSATE DRAIN TRAP w 3 4 PVC DISCHARGE RIGHT OR LEFT SIDE All dimensions are in inches DISCHARGE AIR VENT FLUE PIPE 2 PVC ALTERNATE AIR INTAKE LOCATION STANDARD GAS SUPPLY HOLE _ ALTERNATE VENT FLUE LOCATION HIGH VOLTAGE ELECTRICAL HOLE RIGHT SIDE DRAIN LINE HOLES 30 1 4 1193 16 LOW VOLTAGE ELECTRICAL HOLE SIDE CUT OUT 113 4 4 13 4 L BOTTOM KNOCK OUT FRONT VIEW Amana 1810 Wilson Parkway Fayetteville TN 37334 RIGHT SIDE VIEW 11134638 GUSA Blower Performance External Static Pressure nr Water Model Heating Speed As Shipped 0 a a NN a CFM Fia Fire CFM pae Fire CFM rri Fire CFM che Fire CFM Rise Rise Rise Rise Rise Rise Rise Rise GUSA070BX35 HIGH FIRE D LOW FIRE Low f 48 n i 30 GUSA090BX40 i 34 HIGH FIRE Med 4 i 40 LOW FIRE Low 45 GUSA090BX50 HIGH FIRE LOW FIRE Low 46 GUSA115BX50 i 41 HIGH FIRE Med 46 LOW FIRE Low 53 e Blower speeds for each firing rate are set indepe
4. BURNER COMPARTMENT _ BLOWER COMPARTMENT MANUAL RESET AUXILIARY LIMIT CONTROL PK 30 4 24 V THERMOSTAT CONNECTIONS SSS iz CIRCULATOR BLWR Isconnec FINGOW TOHLNOO Q31VHO3LNI JINON TOHLNOO Q31VHO3LNI 6 amp OT QO PONER 0 S1 Tuis shock d Ica FLAME SENSOR VT 2 YL 20 G XFMR H 115 VAC T STAT SELECTOR 40VA TH 5 TRANSFORMER HEAT OFF DELAY Fi AM AUTO RESET DIP SWITCHES FUSE3A MANUAL RES AUXILIARY HLO 11 LIMIT s MANUAL RESET ROLLOUT LIMIT CONTROL S HL1 6 I PS1 12 D NO LOW FIRE FRONT COVER PRESSURE PRESSURE SWITCH SWITCH LUNIO S YOLOANNNOO TWO STAGE INTEGRATED CONTROL MODULE YOLOANNOO LINOHIO 6 be p o 2 d 5 o E i 2 o c m MVL 7 po VL 1 PM SNOI LO3NNOO 1V LSOWH3HL Ave CIRCULATOR BLOWER 4 5 PS2 2 HIGH FIRE A o BK HI o BU MED OR MED LO BLOWER COMPARTME
5. NT RD LOW DOOR SWITCH TR CAPACITOR OPEN WHEN CHASSIS GROUND DOOR OPEN EGRATED CONTROL MODULE MVC 8 PRESSURE SWITCH o GND 10 10 form ing ma STEADY ON REPLACE CONTROL LOW VOLTAGE 24V PMENT GND 5 1FLASH SYSTEM LOCKOUT RETRIES RECYCLES EXCEEDED LOW VOLTAGE FIELD FIELD GND 2 FLASHES LOW FIRE PRESSURE SWITCH STUCK CLOSED 3 FLASHES LOW FIRE PRESSURE SWITCH STUCK OPEN HI VOLTAGE 115V FIELD SPLICE 15 4 FLASHES THERMAL PROTECTIVE DEVICE OPEN HI VOLTAGE FIELD 7 SWITCH TEMP C 6 FLASHES 115 VOLT AC POWER REVERSED JUNCTION 7 FLASHES LOW FLAME SENSE SIGNAL TERMINAL IGNITER uuu 8 FLASHES CHECK IGNITER OR IMPROPER GROUNDING INTERNAL TO SWITCH PRESS 55 9 FLASHES HIGH FIRE PRESSURE SWITCH STUCK OPEN INTEGRATED CONTROL OVERCURRENT CONTINUOUS FLASHES UNANTICIPATED FLAME PRESENT PLUG CONNECTION PROT DEVICE icing or per ICHEHEHSHEHEHEHSHZHSI COLOR CODES PK PINK NOTES YL YELLOW BR BROWN 1 SET HEAT ANTICIPATOR ON ROOM THERMOSTAT AT 0 7 AMPS OR ORANGE WH WHITE 2 MANUFACTURER S SPECIFIED REPLACEMENT PARTS MUST BE USED WHEN SERVICING VT VIOLET BU BLUE 8 IF ANY OF THE ORIGINAL WIRE AS SUPPLIED WITH THE FURNACE MUST BE GN GHEEN GRAY REPLACED IT MUST BE REPLACED WITH WIRING MATERIAL HAVING A TEMPERATURE BK BLACK DRED RATING OF AT LEAST 105 C USE C
6. OPPER CONDUCTORS ONLY 20339801 REV 00 4 UNIT MUST BE PERMANENTLY GROUNDED AND CONFORM TO N E C AND LOCAL CODES To prevent death personal before serv
7. ndently All furnaces ship as high speed for cooling Installer must adjust blower speed as needed For most jobs about 400 CFM per ton when cooling is desirable This chart is for furnaces installed at O 4000 feet At higher altitudes a properly derated unit will have the same temperature rise at a particular CFM while the ESP at that CFM will be lower The shaded area Jindicates ranges in excess of maximum external static pressure allowable when heating For satisfactory operation external static pressure should not exceed 0 5 W C The data for 0 6 W C to 0 8 W C is shown for air conditioning purposes only e The dashed areas indicate a temperature rise not recommended for this model e The installation must be adjusted to obtain a temperature rise within the range listed on the furnace nameplate STANDARD ALTITUDE INSTALLATIONS For installations above 7 000 feet please refer to your Amana distributor for required kit s Manifold Pressure Pressure Pressure Switch 0 7000 None 43 3 5 wc 1 9 wc None 0 7000 __ LPTKO9 Note In Canada gas furnaces are certified to 4500 feet When installing this furnace refer to the High Altitude Chart for proper high altitude kit if required and gas manifold pressure FLAME SENSOR Flame sensor outputis 1 to 4 microamps at 115 volts MINIMUM CLEARANCES h WARNING To avoid death personal injury or proper
8. resented as a guide itis required to properly size fuses and wires and make electrical connections in accordance with the National Electrical Code and or all existing local codes 4 Performance figures are based on Department of Energy information and requirements under continuous operating conditions Performance will vary with weather conditions and use 5 Drain connections must conform to local codes ID BLOWER DISCONNECT TWO STAGE PRESSURE La SWITCH ASSEMBLY HOT HIGH FIRE SURFACE PRESS SWITCH IGNITER 2 CIRCUIT OR 22 CONNECTOR 3 WARNING DISCONNECT POWER BEFORE 2 BR 13 SERVICING WIRING TO UNIT MUST BE TWO STAGE PROPERLY POLARIZED AND GROUNDED GAS VALVE 1 GY 47 9 Linn AlddNS H3MOd ZH 09 L OVAS LL furnace NOILO3LOHd LNAYYNOYSAO HM nv IS TO 115VAC 10 60 HZ POWER SUPPLY WITH FRONT COVER OVERCURRENT PROTECTION DEVICE PRESSURE SWITCH N WARNING 1 1 1 DISCONNECT POWER MANUAL RESET ROLLOUT LOW FIRE BEFORE SERVICING q CONTROLS PRESS WIRING TO UNIT SWITCH MUST BE PROPERLY 1 POLARIZED AND GROUNDED DISCONNECT E power to th zx RESET PRIMARY LIMIT CONTROL VT 28 INDUCED bd DRAFT BLOWER E ELECTRONIC V Y amp AIRCLEANER 4 Tang GNNOYD sISSVHO Ica ra EN t electr
9. ty damage due to fire clearances to combustible surfaces listed as below must be observed Service Accessibility and Unit Connections 36 inches front clearance is required for servicing or cleaning Unit connections electrical flue and drain may necessitate greater clearances than the minimum clearances listed below NOTE In all cases accessibility clearance must take precedence over clearances from the enclosure where accessibility clearances are greater Minimum Clearances To Combustible Materials inches POSITION FRONT BOTTOM FLUE SIDES REAR Upflow 0 s o 1 O 9 i 6 3 j O Oo L 8 6 C All positioning is determined as installed unit is viewed from the front C If placed on combustible floor floor MUST be wood ONLY FILTERS NOTE Filters are required with this furnace and mustbe provided by the installer The filters used must comply with UL900 or CAN ULCS 1 11 standards Installing this furnace without filters will void the unit warranty This furnace has provisions for the installation of return air filters at the side and or bottom return The furnace will accommodate the following filter sizes depending on cabinet size Side Return s Bottom Return Cabinet Nominal Approx Cabinet Nominal Approx Width Filter Size Flow Area Width Filter Size Flow Area in in in in in in 20 1 2 16x25x1 24 1 2 20x25x1
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