Related Manuals for American Standard HE 70-125
Summary of Contents for American Standard HE 70-125
- Page 1 ,MKL )J½ GMIRG] 1SHIPW ,) ,) ,) ,) Burner Thermostat Power Temperature DURA-GLAS 2I[ WXERHEVHW MR [EXIV LIEXMRK 3TIVEXMRK MRWXEPPEXMSR ERH WIVZMGI QERYEP 'SQQIVGMEP +EW ;EXIV ,IEXIV 181414 Rev. 02 August - 2010...
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Page 2: What To Do If You Smell Gas
AMERICAN STANDARD WATER HEATERS HIGH EFFICIENCY MODELS: HE70-125, HE100-150, HE100-199 & HE100-250 REQUIRES 120 V A.C. POWER SUPPLY American Standard Water Heaters http://www.waterheating.com WARNING If the information in these instructions is not followed exactly a ½ re or explosion may result causing property damage, personal injury or death. -
Page 3: Air Requirements
GENERAL SAFETY NOTICE TO INSTALLERS & USERS. BE AWARE OF THE FOLLOWING DANGERS ASSOCIATED WITH THE INSTALLATION AND USAGE OF GAS WATER HEATERS: The California Safe Drinking Water and Toxic Enforcement Act requires the Governor of California to publish a list of substances known to the State of California to cause Read and understand instruction manual and safety messages... -
Page 4: Warranty Limitations
WARRANTY LIMITATIONS THE MANUFACTURER OF THIS WATER HEATER ontents TABLE OF WILL NOT BE RESPONSIBLE FOR TANK FAILURES OR WATER HEATER FAILURES RESULTING FROM ANY OF THE FOLLOWING. CONDITIONS AND MAY AT IT'S DISCRETION VOID THE WATER HEATER WARRANTY WHEN THESE CONDITIONS RESULT IN PREMATURE FAILURES OF THE TANK OR COMPONENTS... - Page 5 ONSUMER RESPONSIBILITIES WARNING THIS MANUAL HAS BEEN PREPARED TO ACQUAINT YOU WITH THE UNPACKING THE WATER HEATER INSTALLATION, OPERATION AND MAINTENANCE OF YOUR GAS WATER HEATER AND TO PROVIDE IMPORTANT SAFETY INFORMATION. Use two or more people to WE URGE YOU TO READ ALL INSTRUCTIONS THOROUGHLY BEFORE move and install water heater, ATTEMPTING INSTALLATION OR OPERATION OF YOUR WATER HEATER.
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Page 6: Fire And Explosion Hazard
Figure 1. Metal Drain Pan Piped to adequate 1.75 MAX. drain. FIRE AND EXPLOSION HAZARD Can result in serious injury or death Do not store or use gasoline or fl ammable vapors and liquids in the vicinity of this or any other appliance. Storage of or use of gasoline or other fl... - Page 7 4)'-*-'%8-327 %00 (-1)27-327 -2 -2',)7 ±83² -7 *631 *0336 & 83 834 8 4 %463< 83 %-6 +%7 -20)8 '322 '322 13()0 3* ,86 '30( -2 ,38 398 -28%/) )<,%978 8 4 (È% (6%-2 '322 7,4 ;+,8 ²...
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Page 8: Installation
Breathing Hazard - Carbon Monoxide Gas Install Vent system in accordance with codes. Do not operate water heater if fl ood damaged. Do not operate if soot build up is present. Do not obstruct water heater air intake with WARNING: If replacing an insulating jacket. -
Page 9: Gas Supply And Piping
A properly sized expansion tank must be installed on Chloride-free soap and water solution or other all closed systems. approved means used to check all connections and Tempering valve properly installed per manufacturer’s fi ttings for possible gas leaks. instructions- if desired. LECTRICAL ONNECTIONS Unit connected to a dedicated power supply. - Page 10 (-7',%6+) '36637-32 %2( ;%8)6 59%0-8= 1YWX RSX FI WQEPPIV XLER XLI TMTI WM^I SJ XLI VIPMIJ ;EXIV UYEPMX] [MPP ZEV] JVSQ PSGEXMSR XS PSGEXMSR ERH QE] ZEPZI GSRXEMR GSRXEQMRERXW XLEX QE] VIHYGI XLI PMJI SV 1YWX RSX FI TPYKKIH SV FPSGOIH TIVJSVQERGI SJ XLI [EXIV LIEXIV 1YWX FI SJ QEXIVMEP GETEFPI SJ [MXLWXERHMRK „* 'SRXEQMRERXW [LMGL GER VIHYGI XLI PMJI SV TIVJSVQERGI...
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Page 11: Tempering Valve Installation
temperature and pressure relief valve to make the valve operate freely. If the heater is installed in a closed system, the temperature and pressure relief valve may VALVE NSTALLATION TEMPERING drip at times. If the temperature and pressure relief valve discharges a full stream of water, have the system checked. -
Page 12: Space Heating
EATING PACE OTABLE ATER YSTEM Some water heater models are equipped with inlet/outlet tappings for use with space heating applications. If this water heater is to be used to supply both space heating and domestic potable (drinking) water, the instructions listed below must be followed: Be sure to follow the manual(s) shipped with the air handler system. - Page 13 TEMPERED WATER Figure 5. Water Piping Connections TO FIXTURES HEAT TRAP TEMPERING VALVE (ANTI SCALDING VALVE SET TO 120°F OR LOWER) UNIONS NOTES: REQUIRED FOR DUAL (OPTIONAL) **THE PRESSURE WATER TEMPERATURES REDUCING VALVE MUST BE INSTALLED ON THE MAIN COLD WATER INLET LINE TO THE HOT OUTLET STRUCTURE IN ORDER...
- Page 14 Figure 7. Typical Three Water Heater Connection Figure 8. Typical Four Water Heater Connection...
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Page 15: Condensate Drain
LEARANCES CCESSIBILITY BACK: 0" TOP: 12" MIN. Important: If installing over FOR SERVICE SIDES: 4" MIN. FOR SERVICE carpeting, the carpeting must be VENT: 0 protected by a metal or wood panel beneath the water heater. protective panel must extend beyond the full width and FRONT: 24"... - Page 16 ;LIR MRWXEPPMRK XLI HVEMR PMRI RSXI XLI JSPPS[MRK 4PEWXMG TMTI SV XYFMRK QYWX FI YWIH XS GSRRIGX XLI GSRHIRWEXI HVEMR XS E WYMXEFPI HVEMR SV GSRHIRWEXI TYQT (S RSX YWI GSTTIV XYFMRK MVSR SV WXIIP TMTI JSV XLI GSRHIRWEXI HVEMR PMRI 'SRHIRWEXI HVEMR PMRIW WLSYPH FI MRWXEPPIH MR XIQTIVEXYVI GSRXVSPPIH EVIEW SRP] (VEMR PMRIW MRWXEPPIH MR EVIEW XLEX EVI WYFNIGX XS JVII^MRK XIQTIVEXYVIW WLSYPH FI [VETTIH [MXL E REXMSREPP] VIGSKRM^IHPMWXIH LIEX XETI XLEX MW WYMXEFPI JSV TPEWXMG TMTI ERHSV ETTVSZIH...
- Page 17 :)28 4-4) 1%8)6-%0 *MKYVI 'SVVIGX -RGSVVIGX 4MTI *MXXMRKW 'SVVIGX *MXXMRKW 8LI JSPPS[MRK TPEWXMG QEXIVMEPW QE] FI YWIH JSV FSXL XLI GSQFYWXMSR EMV MRPIX ERH I\LEYWX SYXPIX TMTMRK WYFNIGX XS WXEXI ERH PSGEP GSHIW 7GLIHYPI 4:' SV %&7 7GLIHYPI SV '4:' (;: TMTI MW EGGITXEFPI 2SXI 9WI SRP] E WSPMH RSX JSEQ GSVI TMTMRK...
- Page 18 )2+8, 7M^IW ERH PIRKXL SJ XLI I\LEYWX ERH GSQFYWXMSR EMV MRXEOI TMTIW EVI XS FI EW WTIGMJMIH MR 8EFPI 1 JSV TMTI TS[IV ZIRX MRWXEP PEXMSRW SV 8EFPI 2 JSV TMTI HMVIGX ZIRX GSRJMKYVEXMSRW 8LIWI XEFPIW PMWX XLI QE\MQYQ EPPS[EFPI PIRKXL MR JIIX SJ XLI I\LEYWX ERH GSQFYWXMSR EMV MRPIX TMTIW EW VIPEXIH XS XLI RYQFIV SJ IPFS[W YWIH 8LI WTIGMJMIH QE\MQYQ PIRKXLW PMWXIH ETTP] WITEVEXIP] JSV XLI EMV MRPIX ERH I\LEYWX TMTI W]WXIQW ERH RSX JSV XLI GSQFMRIH PIRKXL SJ FSXL W]WXIQW...
- Page 19 ERMINATION In addition to maintaining the minimum clearances, the vent should OCATIONS terminate according to the following guidelines: 1. Do not expose any 3” x 2” reducers or bushings to outdoor ambient temperatures. The air inlet and exhaust outlet must 2.
- Page 20 ,639+, )28-2+ 6392( 0)%6%2') ;LIR ZIRXMRK GERRSX I\MX XLVSYKL XLI [EPP EX E LIMKLX KVIEXIV XLER SV IUYEP XS ² GQ ERH EFSZI I\TIGXIH WRS[ PIZIP JVSQ XLI KVSYRH XLIR XLI MRWXEPPEXMSR QYWX FI QSHM½ IH EW WLS[R MR ½ KYVI *MKYVI :IRX 8IVQMREP 0S[ +VSYRH 'PIEVERGI „...
- Page 21 9WI XLI JSPPS[MRK TVSGIHYVI XS ZIRX XLVSYKL XLI VSSJ 'YX XLI RIGIWWEV] LSPIW XLVSYKL XLI VSSJ ERH GIMPMRK -RWXEPP XLI I\LEYWX ZIRX ERH EMV MRXEOI TPEWXMG TMTIW EW WLS[R8LI MRWXEPPEXMSR QYWX QIIX XLI PSGEP GSHIW ERHSV 8LI 2EXMSREP *YIP +EW 'SHI %27- > 0EXIWX )HMXMSR -RWXEPPEXMSR 'SHI 6IUYMVIQIRXW ,639+, )28-2+ 6392(...
- Page 22 *MKYVI (MVIGX :IRX 8IVQMREP 'PIEVERGIW & & & & & & :)28 8)61-2%0 %-6 79440= -20)8 %6)% ;,)6) 8)61-2%0 -7 238 4)61-88)( 97 MRWXEPPEXMSRW %! 'PIEVERGI EFSZI KVEHI ZIVERHE TSVGL HIGO SJ MRGLIW GQ FEPGSR] &! 'PIEVERGI XS [MRHS[ SV HSSV XLEX QE] FI STIRIH MRGLIW GQ JSV ETTPMERGIW •...
- Page 23 *MKYVI 3XLIV 8LER (MVIGX :IRX 8IVQMREP 'PIEVERGIW :)28 8)61-2%0 %-6 79440= -20)8 %6)% ;,)6) 8)61-2%0 -7 238 4)61-88)( & & & & & & 97 MRWXEPPEXMSRW %! 'PIEVERGI EFSZI KVEHI ZIVERHE TSVGL HIGO SJ MRGLIW GQ FEPGSR] &! 'PIEVERGI XS [MRHS[ SV HSSV XLEX QE] FI STIRIH JIIX Q FIPS[ SV XS WMHI SJ STIRMRK JSSX QQ EFSZI STIRMRK '! 'PIEVERGI XS TIVQERIRXP] GPSWI] [MRHS[...
- Page 24 ONCENTRIC Figure 18: 2 inch Concentric Vent ERMINATIONS 33.375” For planning purposes, see ½ gures 18, 19 & 20 for vent 3.5” Dia. 1.5” 5.75” XIVQMREP WTIGM½ cations. 6.25” 2” Dia. Vent / Exhaust 16.625” 2” Dia. PVC Inlet / Combustion Air 1.188”...
- Page 25 20)8 980)8 08)62%8-:) 36->328%0 8)61-2%8-32 )61-2%8-327 8%2(%6( 36->328%0 8LI WXERHEVH LSVM^SRXEP EMV MRPIX 8LI GSQFYWXMSR EMV ERH I\LEYWX XIVQMREXMSRW QE] FI VEMWIH YT XS MRGLIW XIVQMREXMSR MW E TMTI [LMGL XIVQMREXIW EFSZI XLI [EPP TIRIXVEXMSRW MJ VIUYMVIH JSV ERXMGMTEXIH WRS[ PIZIPW WII XIVQMREXIW EX XLI I\XIVMSV [EPP ERH *-+96) YXMPM^IW E GSYTPMRK XS TVIZIRX XLI...
- Page 26 )68-'%0 )61-2%8-327 GSRWMHIVIH TEVX SJ XLI XIVQMREXMSR ERH WLSYPH RSX FI MRGPYHIH [LIR 4MTMRK ERH ½ XXMRKW EVI ² SV ² (S RSX GEPGYPEXMRK XLI QE\MQYQ EPPS[EFPI ZIRX TMTI PIRKXL VIHYGI FIJSVI TIRIXVEXMRK XLI [EPP 6IJIV XS ½ KYVI FIPS[ JSV XLI TVSTIV PSGEXMSR SJ XLI EMV MRPIX [MXL VIWTIGX 8LI ZIVXMGEP MRPIX EMV XIVQMREXMSR XS XLI I\LEYWX SYXPIX XIVQMREXMSR8LI ZIVXMGEP I\LEYWX SYXPIX XIVQMREXMSR MW E VIUYMVIW E VIXYVR FIRH SV X[S WLSVX...
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Page 27: Gas Piping
AS PIPING NSTALLATION All piping must comply with local and state ordinances or with the National Fuel Gas code ANSI Z223.1 (NFPA 54), whichever applies. Use clean black iron pipe or equivalent material approved by local codes and ordinances for gas piping. Install a ground-joint-union in the supply line as close to the water heater as possible. - Page 28 LECTRICAL ONNECTIONS 3. Connect the electrical supply to the water heater in accordance with local utility requirements and codes. Use only a dedicated electrical circuit Electrical Shock Hazard containing a properly sized fuse or circuit breaker. Disconnect power before servicing. Maximum overload protection should not exceed Replace all parts and panels before 15 amperes.
- Page 29 POTENTIOMETER UPPER SENSOR TRANSFORMER ELECTRONIC 120V AC INPUT THERMOSTAT 24V AC OUTPUT 40VA RATING SEN-1 LOWER POT. Electrical Diagram T-24 and Wiring Connections T-24H Thermostat Gas Valve Power 120 VAC IGNITOR RELAY Manual Reset Required COIL: 120VAC CONTACTS: 10 AMPS Normally Closed Temperature Activated @ 120VAC Safet &...
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Page 30: Maintenance
AINTENANCE: Maintenance should address all areas of operation, with special attention to maintaining fi lters, burners, controls, vents, electrical supplies, relief This appliance has been designed and valve, and clearances. built to operate with minimal maintenance requirements. However, Always verify proper operation after servicing. to ensure optimal and safe operation, Housekeeping issues such as not storing items, especially fl... -
Page 31: Inspection And Service
URNERS LOWERS NSPECTION ERVICE Every year, under normal use conditions (More frequently if the unit is trapped in the matrix and pushes operated in areas were airborne particles may plug the air passages in the them back inside the burner tube. burner matrix), the burner should be checked. - Page 32 HE WATER HEATER - SEQUENCE OF OPERATION WITH UT CONTROL MODULE KEY: Normal operation sequence shown in bold type. Fault detection or abnormal condition sequences shown underlined. hermostat emand for eat. The control energizes the blower motor when the thermostat contacts are closed. If the thermostat contacts open, the blower motor shuts off automatically.
- Page 33 Flame Ignition Period. The fl ame ignition period is established the moment the gas valve (VALVE light) is lit, gas fl ow begins, gas is ignited and the igniter remains on. Flame Proving Period. The fl ame proving period is the time in which the igniter is turned off and fl...
- Page 34 5. Flame is recognized when there should be no fl ame (gas valve off). Lockout due to false fl ame witnessed and is reset by the lack of fl ame, as an automatic reset feature. Lockout reset from other causes occurs by shutting off the line voltage to the system or opening the room thermostat contact for more than 2 seconds.The control will automatically reset lockout after one hour of continuous call from the thermostat.
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Page 35: Venting System Inspection
“TURN OFF GAS TO APPLIANCE.” ENTING YSTEM NSPECTION 2. Close the cold water inlet valve to the heater. 3. Open a nearby hot water faucet. At least every 3 months a visual inspection should be 4. Open the heater drain valve. made of the venting system. - Page 36 %8)6 )14)6%896) )+90%8-32 8%'/-2+ 8LI XLIVQSWXEX MW EHNYWXIH XS MXW PS[IWX XIQTIVEXYVI WIXXMRK [LIR MX MW WLMTTIH JVSQ XLI JEGXSV] ;EXIV 7XEGOMRK SGGYVW [LIR E WIVMIW SJ WLSVX HVE[W SJ LSX XIQTIVEXYVI GER FI VIKYPEXIH F] QSZMRK XLI XIQTIVEXYVI [EXIV KEPPSRW SV PIWW EVI XEOIR JVSQ XLI [EXIV LIEXIV HMEP XS XLI TVIJIVVIH WIXXMRK 8LI TVIJIVVIH WXEVXMRK TSMRX XERO8LMW GEYWIW MRGVIEWIH G]GPMRK SJ XLI FYVRIV ERH GER MW „* LS[IZIV MR WSQI MRWXERGIW WIXXMRK XLI [EXIV...
- Page 37 FREEZING TEMPERATURES VACATION / RESSURE If the water heater is to remain idle With the water heater in operation (main burner on), the maximum supply for 30 days or more, or is subject to pressure must not exceed the specifi ed value below, and the minimum supply freezing temperatures while shut off, and normal manifold gas pressures are as follows: the water heater and piping should...
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Page 38: Emergency Shutdown
MERGENCY AMPERING Should overheating occur or the gas Firing rates are factory set. supply fail to shut off, turn off the DO NOT FIELD ADJUST manual gas control valve and shut Tampering with the thermostat, gas valve, pilot, burner, or temperature off electric power to the appliance and pressure relief valve is DANGEROUS and voids all warranties. -
Page 39: Floor Level
ATURAL ODELS L.P.G. ROPANE, OTTLED) IF YOU SMELL GAS: ODELS 1. Open windows. 2. Get all people out of building. L.P.G. IS HEAVIER THAN AIR DO NOT light matches. Do not smoke. Should there be a leak in the system, the gas will settle at FLOOR LEVEL. - Page 40 639&0)7,338-2+ 9-() %QIVMGER 7XERHEVH ;EXIV ,IEXIV ,) ERH ,) 7IVMIW 9RMXIH 8IGLRSPSKMIW 1SHIP -KRMXMSR -RHMGEXSV 0)( 'SHIW 2SXI 8S ZMI[ ¾ EWLMRK GSHIW VIQSZI JVSRX GSZIV XS I\TSWI XLI MKRMXMSR QSHYPI0)( MRHMGEXSVW PSGEXIH SR XLI QSHYPI *EGI )VVSV 'SRHMXMSR 0)( -RHMGEXSVW 3R -RHMGEXIH %YXSQEXMG -KRMXMSR 'SRXVSP %GXMSR...
- Page 41 639&0)7,338-2+ 9-()
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Page 42: Troubleshooting Guide
ROUBLESHOOTING UIDE UT Control Module Wiring Connections & LED Diagnostic Indicators LED Diagnostic Indicators P2 TRANSFORMER SECONDARY P3 CONTROL: LOW VOLTAGE, THERMOSTAT & SAFETY CHAIN P4 CIRCULATOR PUMP (Not Utilized) P5 BLOWER MOTOR P1 TRANSFORMER PRIMARY P7 120 VAC LINE INPUT P6 HOT SURFACE IGNITER FS FLAME SENSOR CONNECTION... - Page 43 %8)6 )%8)6 77)1&0= ,) ,) ,) ,) -8)1 ()7'6-48-32 58= 1%+2)7-91 %23() ² 248 < ² 2-440) ô² 248 < ² 8,)61378%8 )'3 7=78)1 ² 927 '0)%2398 +%7/)8 '0)%2398 %'')77 '3:)6 46)7796) ;%7,)6 ² 7'6); ² 92' < ² +6%() )0&3;...
- Page 44 & 3836 03;)6 77)1&0= ,) , ) ,) ,) -8)1 ()7'6-48-32 58= &03;)6 & :)2896= 74)'-*= 13()0 '36/ +%7/)8 '3:)6 &03;)6:)2896- 7'6); 1<3 69&&)6 4-4) '322)'836 ² +%7 :%0:) +%7 :%0:) +%7/)8 +%7 :%0:) 7'6); 1< ž &6%77 )0&3; +%7 :%0:) *C %2+) 69&&)6 *0%2+) 3 6-2+ *0%2+) 7'6);...
- Page 45 & 962)6 ,) -8)1 ()7'6-48-32 58= &962)6 13928-2+ +%7/) & &962)6 *0%1) 7)2736 +%7/)8 *0%1) 7)2736 7'6); 92' < ² -+2-8)6 13928-2+ +%7/)8 ')6%1-' -+2-8)6 ,)<%+32%0 7'6); ² 92' < ² 77 46)7796) ;%7,)6 ² 77 ,)<%+32%0 7'6);...
- Page 46 3:)6 77)1&0= ,) ,) ,) ,) -8)1 ()7'6-48-32 58= 834 '3:)6 '328630 & &0%'/ 48 7;-8', 6)138) 13928 438)28-31)8)6 /3,1 '328630 /23& *36 438)28-31 )8)6 +6))2 -2(-'%836 0%14 =)003; -2(-'%836 0%14 6)( -2(-'%836 0%14 298 *36 -2(-'%836 0%14 ;,-8) : 0)( ;-8, &%7) &0%'/ 0)( &%7)
- Page 47 Notes:...
- Page 48 1IXVSTSPMXER 4PEGI ˆ 4SQSRE ˆ '% ˆ ˆ *E\ ...