Rinnai 37Ahb Users Manual Spec Sheet Cover (7 2010)
37AHB Rinnai_37AHB_Spec_Sheet
37AHB to the manual 815ee57a-59c7-4519-a54f-c36a01d1bef5
2015-02-05
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37AHB spec sheet cover (7-2010).ai 7/23/2010 10:16:37 AM 37AHB Series Hydronic Furnace 37AHB Series Hydronic Furnace Air Delivery †† Required filter sizes shown are based on the larger of the AHRI (Air Conditioning & Refrigeration Institute) rated cooling airflow or the heating airflow velocity of 300 ft/min for throwaway type or 450 ft/min for high-capacity type. Air filter pressure drop for non-standard filters must not exceed 0.08 in. wg. This product is manufactured in a facility registered by UL to ISO 9001. File No. A6887. 951 1400 1351 1317 1275 1225 1183 1134 1095 1053 1011 3.0 1573 1530 1490 1448 1417 1372 1327 1293 1253 1221 1175 3.5 1777 1732 1694 1650 1630 1592 1553 1517 1464 1441 1361 4.0 1934 1889 1857 1818 1784 1750 1715 1680 1568 1491 1377 5.0 777 829 887 937 979 1222 1174 1140 1100 1063 1014 2.5 1391 1350 1320 1281 1245 1209 1190 1131 1090 1064 1031 3.0 1561 1524 1490 1456 1428 1396 1364 1330 1230 1265 1224 3.5 1700 1666 1635 1604 1576 1543 1518 1492 1465 1430 1402 466 504 533 626 777 1.5 844 810 734 698 665 581 642 680 715 784 911 2.0 971 942 880 847 817 751 690 908 937 955 984 1148 1128 1103 1072 1045 1012 2.5 889 1343 1318 1296 1270 1248 1225 1197 1168 1109 1025 3.0 510 541 569 628 652 740 1.5 803 768 712 682 768 864 2.0 921 891 836 812 788 596 559 594 699 596 795 841 891 868 TAP 4 (L) TAP 1 (H) TAP 4 (L) AIRFLOW (CFM) 819 772 0.8 0.7 0.6 0.5 0.4 0.3 921 948 2.0 4.0 TAP 1 (H) 37AHB090 with TAP 2 (MH) RC98HP, RC80HP, R94LS, or R75LS TAP 3 (ML) ‡ Airflows shown are nominal (blower speeds are factory set). For air delivery other than stated, refer to the Air Delivery & Performance table. Side intake filter to be (1) 20”x20”x1” typical for all models. 37AHB075 with TAP 2 (MH) RC98HP, RC80HP, R94LS, or R75LS TAP 3 (ML) Tested in accordance with ANSI/ASHRAE Standard 37-Latest edition. PATENT PENDING AHB90 AHB75 AHB60 FEATURES ● Four models covering a range of heating capacities ○ 27,100 to 96,300 BTU/hour ● Multi-position (upflow, downflow, horizontal left, horizontal right) without modifications * ○ Modifiable for side-entry return air ● Low-flow, high-head pump custom designed to work with Rinnai's tankless water heaters ● Integrated control board with learning algorithm ● No combustion air infiltration losses when used with a Rinnai tankless water heater ● Four selectable heat blower off delay times ● Strong 20-gauge steel cabinet TAP 1 (H) 37AHB060 with RC98HP, RC80HP, TAP 2 (MH) R94LS, R75LS, or TAP 4 (ML) V53i TAP 5 (L) † Part of the Rinnai Tankless Heating System ● Multi-speed motors (ECM) 37AHB045 with TAP 3 (H) RC98HP, RC80HP, TAP 4 (M) R94LS, R75LS, or V53i TAP 5 (L) K 701 0.9 CMY 0.2 CY 0.1 MY 0 CM UNIT SIZE Y External Static Pressure (ESP) M SUPPORTS COOLING ECM SPEED CAP. RANGE TAP (TONS) NOMINAL AIR DELIVERY CHART (BOTTOM OR SIDE RETURN w/ FILTER) C 742 567 37AHB Series Hydronic Furnace 1.0 Specifications ○ Galvanized, painted ○ Fully insulated cabinet ○ Low 34 inch profile ● Multi-position control box ● Designed for serviceability ● Schrader valves to purge air from the system AHB45 The optimum in hydronic technology, the newly designed Rinnai® multi-position hydronic furnaces offer a unique solution for a wide variety of small- and medium-sized residential and light commercial applications. They are compact and ready to fit in tight spaces which may include, but not limited to, attics, basements, closets, crawlspaces, and utility rooms. Intelligent Microprocessor Controller The 37AHB units are equipped with an intelligent microprocessor control that allows for domestic hot water priority and adapts to available hot water flow for space heating by automatically regulating the pump and fan sequence to maximize comfort. Fine Tuned to Work with Rinnai Tankless Water Heaters These unique hydronic furnaces are designed to work in combination with our line of Rinnai® tankless water heaters to deliver heating capacities that cover a wide spectrum of residential and light commercial heating applications. When combined, the units form the Rinnai Tankless Heating System, the first matched, tankless hydronic heating solution in the industry! ● Integral filter rack with filter This product is manufactured in a facility registered by UL to ISO 9001. ● Fan motor with ECM technology * NOTE: The unit is not designed to be installed on its back or face down. UL recogniz ed component 600000060 (7/2010) 37AHB spec sheet inside (7-2010).ai 7/23/2010 11:58:33 AM 37AHB Series Hydronic Furnace 37AHB Series Hydronic Furnace 20 gauge prepainted galvanized steel fully insulated CABINET HEAT EXCHANGER copper tube aluminum fin PUMP high-head low-flow integrated check valve BLOWER ASSEMBLY FIELD-SUPPLIED ACCESSORIES capable of interfacing with the Rinnai Hydronic Furnace: Humidifier (HUM) Connect an auxiliary 2.5 FLA, 2.5 LRA @ 115 VAC max Humidifier. Connections are made via the “HUM” quick connects. The humidifier output is on whenever a heating demand is being satisfied. The contacts of this output are isolated to allow application of 24 VAC or 115 VAC to one terminal and the humidifier load to the other. Electronic Air Cleaner (EAC) Connect an auxiliary Electronic Air Cleaner; rating shall be max 1.0 Amp @ 115 VAC. This output is energized whenever any of the four blower speeds are energized. Connections are made via 0.250 x 0.032” male quick connect terminals labeled "EAC" and "N3". multi-speed motor (ECM) Y integrated microprocessor based mm 355.6 444.5 533.4 622.3 37AH B 045 08 K 1" 2 1/8" A 5 Model Multi-position 37AH - Multi-speed Hydronic Furnace 5 = Yes 2 = No Series K FLOW SENSOR * Programmable, 5-2 days; both A/C and heat pump versions For domestic hot water priority * Supplied with the unit ANTI-SCALD MIXING VALVE FILTER RACK and BOTTOM FILL PLATES To maintain safe domestic hot water temperature For modification to allow side-entry return airflow Factory available from Rinnai mm 304.8 406.4 508 609.6 in. 10 - 1/2 16 - 11/16 18 - 11/16 21 - 1/8 mm 266.7 423.9 474.7 536.6 in. 19 19 - 1/4 19 - 1/2 19 mm 482.6 489 495.3 482.6 BACK zero SIDE zero 34" 17 13/16" SIDE zero 18 5/16" 1" 045 = 45,000 060 = 60,000 075 = 75,000 090 = 90,000 Voltage Code (V-Ph-HZ) Cooling / Heating Air Flow Range (CFM) 120º F 130º F 140º F 150º F 160º F 6" SERVICING 24” (610 mm) AHB60 (BTU) 36,400 45,100 50,800 59,700 68,100 AHB75 (BTU) 43,700 52,900 61,600 70,400 78,900 1 3/8" 22" BOTTOM zero Minimum Clearance to Combustible Construction Warranty Nominal heating capacities as tested with Rinnai tankless water heaters. For final rated capacities refer to the Air Delivery and Performance Tables in the Operation and Installation Manual. AHB45 (BTU) 27,700 33,300 40,100 47,700 51,200 A K = 115 - 1 - 60 L = 240 - 1 - 50 (export models) 08 = 800 (650-800) 12 = 1200 (650-1200) 14 = 1400 (1000-1600) 16 = 1600 (1200-1750) Heating Capacities D Denotes minor change Nominal Heating Capacity (BTU/h) THERMOSTATS in. 12 16 20 24 E FRONT zero E Engineering Digit A - Unit with PSC Motor B - Unit with ECM Technology Accessories mm 457.2 457.2 457.2 457.2 D TOP/PLENUM zero CY CMY in. 18 18 18 18 C C B Nomenclature FILTER in. 14 17 -1/2 21 24 - 1/2 B 17 13/16" CM MY UNIT SIZE 37AHB04508KA5 (AHB45) 37AHB06012KA5 (AHB60) 37AHB07514KA5 (AHB75) 37AHB09016KA5 (AHB90) Can accomodate most brands of evaporator A-coil for cooling applications. C CONTROL BOARD A Connect an auxiliary UV lamp (if required); rating shall be max 1.0 Amp @ 115 VAC. This output is energized whenever any of the four blower speeds are energized. Connections are made via 0.250 x 0.032” male quick connect terminals labeled "UV" and "N2". UV Lamp Cooling Coil M Dimensions Optional Equipment Equipment 37AHB Series Hydronic Furnace AHB90 (BTU) 54,900 63,900 76,200 86,600 96,300 Parts: 5 years * / Labor: 1 year * * In order to receive full warranty coverage on the Hyrdronic Furnace when connected to any other type or brand of product other than a Rinnai tankless water heater, the flow rate through the Hydronic Furnace must not exceed a maximum of 5 GPM. Rinnai will repair or replace the covered product or any part or component that is defective in materials or workmanship as set forth. Rinnai will pay reasonable labor charges associated with the repair or replacement of any such part or component. All repair parts must be genuine Rinnai parts. All repairs or replacements must be performed by an individual or servicing company that is properly trained, state qualified or licensed to do the type of repair. 37AHB spec sheet inside (7-2010).ai 7/23/2010 11:58:33 AM 37AHB Series Hydronic Furnace 37AHB Series Hydronic Furnace 20 gauge prepainted galvanized steel fully insulated CABINET HEAT EXCHANGER copper tube aluminum fin PUMP high-head low-flow integrated check valve BLOWER ASSEMBLY FIELD-SUPPLIED ACCESSORIES capable of interfacing with the Rinnai Hydronic Furnace: Humidifier (HUM) Connect an auxiliary 2.5 FLA, 2.5 LRA @ 115 VAC max Humidifier. Connections are made via the “HUM” quick connects. The humidifier output is on whenever a heating demand is being satisfied. The contacts of this output are isolated to allow application of 24 VAC or 115 VAC to one terminal and the humidifier load to the other. Electronic Air Cleaner (EAC) Connect an auxiliary Electronic Air Cleaner; rating shall be max 1.0 Amp @ 115 VAC. This output is energized whenever any of the four blower speeds are energized. Connections are made via 0.250 x 0.032” male quick connect terminals labeled "EAC" and "N3". multi-speed motor (ECM) Y integrated microprocessor based mm 355.6 444.5 533.4 622.3 37AH B 045 08 K 1" 2 1/8" A 5 Model Multi-position 37AH - Multi-speed Hydronic Furnace 5 = Yes 2 = No Series K FLOW SENSOR * Programmable, 5-2 days; both A/C and heat pump versions For domestic hot water priority * Supplied with the unit ANTI-SCALD MIXING VALVE FILTER RACK and BOTTOM FILL PLATES To maintain safe domestic hot water temperature For modification to allow side-entry return airflow Factory available from Rinnai mm 304.8 406.4 508 609.6 in. 10 - 1/2 16 - 11/16 18 - 11/16 21 - 1/8 mm 266.7 423.9 474.7 536.6 in. 19 19 - 1/4 19 - 1/2 19 mm 482.6 489 495.3 482.6 BACK zero SIDE zero 34" 17 13/16" SIDE zero 18 5/16" 1" 045 = 45,000 060 = 60,000 075 = 75,000 090 = 90,000 Voltage Code (V-Ph-HZ) Cooling / Heating Air Flow Range (CFM) 120º F 130º F 140º F 150º F 160º F 6" SERVICING 24” (610 mm) AHB60 (BTU) 36,400 45,100 50,800 59,700 68,100 AHB75 (BTU) 43,700 52,900 61,600 70,400 78,900 1 3/8" 22" BOTTOM zero Minimum Clearance to Combustible Construction Warranty Nominal heating capacities as tested with Rinnai tankless water heaters. For final rated capacities refer to the Air Delivery and Performance Tables in the Operation and Installation Manual. AHB45 (BTU) 27,700 33,300 40,100 47,700 51,200 A K = 115 - 1 - 60 L = 240 - 1 - 50 (export models) 08 = 800 (650-800) 12 = 1200 (650-1200) 14 = 1400 (1000-1600) 16 = 1600 (1200-1750) Heating Capacities D Denotes minor change Nominal Heating Capacity (BTU/h) THERMOSTATS in. 12 16 20 24 E FRONT zero E Engineering Digit A - Unit with PSC Motor B - Unit with ECM Technology Accessories mm 457.2 457.2 457.2 457.2 D TOP/PLENUM zero CY CMY in. 18 18 18 18 C C B Nomenclature FILTER in. 14 17 -1/2 21 24 - 1/2 B 17 13/16" CM MY UNIT SIZE 37AHB04508KA5 (AHB45) 37AHB06012KA5 (AHB60) 37AHB07514KA5 (AHB75) 37AHB09016KA5 (AHB90) Can accomodate most brands of evaporator A-coil for cooling applications. C CONTROL BOARD A Connect an auxiliary UV lamp (if required); rating shall be max 1.0 Amp @ 115 VAC. This output is energized whenever any of the four blower speeds are energized. Connections are made via 0.250 x 0.032” male quick connect terminals labeled "UV" and "N2". UV Lamp Cooling Coil M Dimensions Optional Equipment Equipment 37AHB Series Hydronic Furnace AHB90 (BTU) 54,900 63,900 76,200 86,600 96,300 Parts: 5 years * / Labor: 1 year * * In order to receive full warranty coverage on the Hyrdronic Furnace when connected to any other type or brand of product other than a Rinnai tankless water heater, the flow rate through the Hydronic Furnace must not exceed a maximum of 5 GPM. Rinnai will repair or replace the covered product or any part or component that is defective in materials or workmanship as set forth. Rinnai will pay reasonable labor charges associated with the repair or replacement of any such part or component. All repair parts must be genuine Rinnai parts. All repairs or replacements must be performed by an individual or servicing company that is properly trained, state qualified or licensed to do the type of repair. 37AHB spec sheet inside (7-2010).ai 7/23/2010 11:58:33 AM 37AHB Series Hydronic Furnace 37AHB Series Hydronic Furnace 20 gauge prepainted galvanized steel fully insulated CABINET HEAT EXCHANGER copper tube aluminum fin PUMP high-head low-flow integrated check valve BLOWER ASSEMBLY FIELD-SUPPLIED ACCESSORIES capable of interfacing with the Rinnai Hydronic Furnace: Humidifier (HUM) Connect an auxiliary 2.5 FLA, 2.5 LRA @ 115 VAC max Humidifier. Connections are made via the “HUM” quick connects. The humidifier output is on whenever a heating demand is being satisfied. The contacts of this output are isolated to allow application of 24 VAC or 115 VAC to one terminal and the humidifier load to the other. Electronic Air Cleaner (EAC) Connect an auxiliary Electronic Air Cleaner; rating shall be max 1.0 Amp @ 115 VAC. This output is energized whenever any of the four blower speeds are energized. Connections are made via 0.250 x 0.032” male quick connect terminals labeled "EAC" and "N3". multi-speed motor (ECM) Y integrated microprocessor based mm 355.6 444.5 533.4 622.3 37AH B 045 08 K 1" 2 1/8" A 5 Model Multi-position 37AH - Multi-speed Hydronic Furnace 5 = Yes 2 = No Series K FLOW SENSOR * Programmable, 5-2 days; both A/C and heat pump versions For domestic hot water priority * Supplied with the unit ANTI-SCALD MIXING VALVE FILTER RACK and BOTTOM FILL PLATES To maintain safe domestic hot water temperature For modification to allow side-entry return airflow Factory available from Rinnai mm 304.8 406.4 508 609.6 in. 10 - 1/2 16 - 11/16 18 - 11/16 21 - 1/8 mm 266.7 423.9 474.7 536.6 in. 19 19 - 1/4 19 - 1/2 19 mm 482.6 489 495.3 482.6 BACK zero SIDE zero 34" 17 13/16" SIDE zero 18 5/16" 1" 045 = 45,000 060 = 60,000 075 = 75,000 090 = 90,000 Voltage Code (V-Ph-HZ) Cooling / Heating Air Flow Range (CFM) 120º F 130º F 140º F 150º F 160º F 6" SERVICING 24” (610 mm) AHB60 (BTU) 36,400 45,100 50,800 59,700 68,100 AHB75 (BTU) 43,700 52,900 61,600 70,400 78,900 1 3/8" 22" BOTTOM zero Minimum Clearance to Combustible Construction Warranty Nominal heating capacities as tested with Rinnai tankless water heaters. For final rated capacities refer to the Air Delivery and Performance Tables in the Operation and Installation Manual. AHB45 (BTU) 27,700 33,300 40,100 47,700 51,200 A K = 115 - 1 - 60 L = 240 - 1 - 50 (export models) 08 = 800 (650-800) 12 = 1200 (650-1200) 14 = 1400 (1000-1600) 16 = 1600 (1200-1750) Heating Capacities D Denotes minor change Nominal Heating Capacity (BTU/h) THERMOSTATS in. 12 16 20 24 E FRONT zero E Engineering Digit A - Unit with PSC Motor B - Unit with ECM Technology Accessories mm 457.2 457.2 457.2 457.2 D TOP/PLENUM zero CY CMY in. 18 18 18 18 C C B Nomenclature FILTER in. 14 17 -1/2 21 24 - 1/2 B 17 13/16" CM MY UNIT SIZE 37AHB04508KA5 (AHB45) 37AHB06012KA5 (AHB60) 37AHB07514KA5 (AHB75) 37AHB09016KA5 (AHB90) Can accomodate most brands of evaporator A-coil for cooling applications. C CONTROL BOARD A Connect an auxiliary UV lamp (if required); rating shall be max 1.0 Amp @ 115 VAC. This output is energized whenever any of the four blower speeds are energized. Connections are made via 0.250 x 0.032” male quick connect terminals labeled "UV" and "N2". UV Lamp Cooling Coil M Dimensions Optional Equipment Equipment 37AHB Series Hydronic Furnace AHB90 (BTU) 54,900 63,900 76,200 86,600 96,300 Parts: 5 years * / Labor: 1 year * * In order to receive full warranty coverage on the Hyrdronic Furnace when connected to any other type or brand of product other than a Rinnai tankless water heater, the flow rate through the Hydronic Furnace must not exceed a maximum of 5 GPM. Rinnai will repair or replace the covered product or any part or component that is defective in materials or workmanship as set forth. Rinnai will pay reasonable labor charges associated with the repair or replacement of any such part or component. All repair parts must be genuine Rinnai parts. All repairs or replacements must be performed by an individual or servicing company that is properly trained, state qualified or licensed to do the type of repair. 37AHB spec sheet cover (7-2010).ai 7/23/2010 10:16:37 AM 37AHB Series Hydronic Furnace 37AHB Series Hydronic Furnace Air Delivery †† Required filter sizes shown are based on the larger of the AHRI (Air Conditioning & Refrigeration Institute) rated cooling airflow or the heating airflow velocity of 300 ft/min for throwaway type or 450 ft/min for high-capacity type. Air filter pressure drop for non-standard filters must not exceed 0.08 in. wg. This product is manufactured in a facility registered by UL to ISO 9001. File No. A6887. 951 1400 1351 1317 1275 1225 1183 1134 1095 1053 1011 3.0 1573 1530 1490 1448 1417 1372 1327 1293 1253 1221 1175 3.5 1777 1732 1694 1650 1630 1592 1553 1517 1464 1441 1361 4.0 1934 1889 1857 1818 1784 1750 1715 1680 1568 1491 1377 5.0 777 829 887 937 979 1222 1174 1140 1100 1063 1014 2.5 1391 1350 1320 1281 1245 1209 1190 1131 1090 1064 1031 3.0 1561 1524 1490 1456 1428 1396 1364 1330 1230 1265 1224 3.5 1700 1666 1635 1604 1576 1543 1518 1492 1465 1430 1402 466 504 533 626 777 1.5 844 810 734 698 665 581 642 680 715 784 911 2.0 971 942 880 847 817 751 690 908 937 955 984 1148 1128 1103 1072 1045 1012 2.5 889 1343 1318 1296 1270 1248 1225 1197 1168 1109 1025 3.0 510 541 569 628 652 740 1.5 803 768 712 682 768 864 2.0 921 891 836 812 788 596 559 594 699 596 795 841 891 868 TAP 4 (L) TAP 1 (H) TAP 4 (L) AIRFLOW (CFM) 819 772 0.8 0.7 0.6 0.5 0.4 0.3 921 948 2.0 4.0 TAP 1 (H) 37AHB090 with TAP 2 (MH) RC98HP, RC80HP, R94LS, or R75LS TAP 3 (ML) ‡ Airflows shown are nominal (blower speeds are factory set). For air delivery other than stated, refer to the Air Delivery & Performance table. Side intake filter to be (1) 20”x20”x1” typical for all models. 37AHB075 with TAP 2 (MH) RC98HP, RC80HP, R94LS, or R75LS TAP 3 (ML) Tested in accordance with ANSI/ASHRAE Standard 37-Latest edition. PATENT PENDING AHB90 AHB75 AHB60 FEATURES ● Four models covering a range of heating capacities ○ 27,100 to 96,300 BTU/hour ● Multi-position (upflow, downflow, horizontal left, horizontal right) without modifications * ○ Modifiable for side-entry return air ● Low-flow, high-head pump custom designed to work with Rinnai's tankless water heaters ● Integrated control board with learning algorithm ● No combustion air infiltration losses when used with a Rinnai tankless water heater ● Four selectable heat blower off delay times ● Strong 20-gauge steel cabinet TAP 1 (H) 37AHB060 with RC98HP, RC80HP, TAP 2 (MH) R94LS, R75LS, or TAP 4 (ML) V53i TAP 5 (L) † Part of the Rinnai Tankless Heating System ● Multi-speed motors (ECM) 37AHB045 with TAP 3 (H) RC98HP, RC80HP, TAP 4 (M) R94LS, R75LS, or V53i TAP 5 (L) K 701 0.9 CMY 0.2 CY 0.1 MY 0 CM UNIT SIZE Y External Static Pressure (ESP) M SUPPORTS COOLING ECM SPEED CAP. RANGE TAP (TONS) NOMINAL AIR DELIVERY CHART (BOTTOM OR SIDE RETURN w/ FILTER) C 742 567 37AHB Series Hydronic Furnace 1.0 Specifications ○ Galvanized, painted ○ Fully insulated cabinet ○ Low 34 inch profile ● Multi-position control box ● Designed for serviceability ● Schrader valves to purge air from the system AHB45 The optimum in hydronic technology, the newly designed Rinnai® multi-position hydronic furnaces offer a unique solution for a wide variety of small- and medium-sized residential and light commercial applications. They are compact and ready to fit in tight spaces which may include, but not limited to, attics, basements, closets, crawlspaces, and utility rooms. Intelligent Microprocessor Controller The 37AHB units are equipped with an intelligent microprocessor control that allows for domestic hot water priority and adapts to available hot water flow for space heating by automatically regulating the pump and fan sequence to maximize comfort. Fine Tuned to Work with Rinnai Tankless Water Heaters These unique hydronic furnaces are designed to work in combination with our line of Rinnai® tankless water heaters to deliver heating capacities that cover a wide spectrum of residential and light commercial heating applications. When combined, the units form the Rinnai Tankless Heating System, the first matched, tankless hydronic heating solution in the industry! ● Integral filter rack with filter This product is manufactured in a facility registered by UL to ISO 9001. ● Fan motor with ECM technology * NOTE: The unit is not designed to be installed on its back or face down. UL recogniz ed component 600000060 (7/2010) 37AHB spec sheet cover (7-2010).ai 7/23/2010 10:16:37 AM 37AHB Series Hydronic Furnace 37AHB Series Hydronic Furnace Air Delivery †† Required filter sizes shown are based on the larger of the AHRI (Air Conditioning & Refrigeration Institute) rated cooling airflow or the heating airflow velocity of 300 ft/min for throwaway type or 450 ft/min for high-capacity type. Air filter pressure drop for non-standard filters must not exceed 0.08 in. wg. This product is manufactured in a facility registered by UL to ISO 9001. File No. A6887. 951 1400 1351 1317 1275 1225 1183 1134 1095 1053 1011 3.0 1573 1530 1490 1448 1417 1372 1327 1293 1253 1221 1175 3.5 1777 1732 1694 1650 1630 1592 1553 1517 1464 1441 1361 4.0 1934 1889 1857 1818 1784 1750 1715 1680 1568 1491 1377 5.0 777 829 887 937 979 1222 1174 1140 1100 1063 1014 2.5 1391 1350 1320 1281 1245 1209 1190 1131 1090 1064 1031 3.0 1561 1524 1490 1456 1428 1396 1364 1330 1230 1265 1224 3.5 1700 1666 1635 1604 1576 1543 1518 1492 1465 1430 1402 466 504 533 626 777 1.5 844 810 734 698 665 581 642 680 715 784 911 2.0 971 942 880 847 817 751 690 908 937 955 984 1148 1128 1103 1072 1045 1012 2.5 889 1343 1318 1296 1270 1248 1225 1197 1168 1109 1025 3.0 510 541 569 628 652 740 1.5 803 768 712 682 768 864 2.0 921 891 836 812 788 596 559 594 699 596 795 841 891 868 TAP 4 (L) TAP 1 (H) TAP 4 (L) AIRFLOW (CFM) 819 772 0.8 0.7 0.6 0.5 0.4 0.3 921 948 2.0 4.0 TAP 1 (H) 37AHB090 with TAP 2 (MH) RC98HP, RC80HP, R94LS, or R75LS TAP 3 (ML) ‡ Airflows shown are nominal (blower speeds are factory set). For air delivery other than stated, refer to the Air Delivery & Performance table. Side intake filter to be (1) 20”x20”x1” typical for all models. 37AHB075 with TAP 2 (MH) RC98HP, RC80HP, R94LS, or R75LS TAP 3 (ML) Tested in accordance with ANSI/ASHRAE Standard 37-Latest edition. PATENT PENDING AHB90 AHB75 AHB60 FEATURES ● Four models covering a range of heating capacities ○ 27,100 to 96,300 BTU/hour ● Multi-position (upflow, downflow, horizontal left, horizontal right) without modifications * ○ Modifiable for side-entry return air ● Low-flow, high-head pump custom designed to work with Rinnai's tankless water heaters ● Integrated control board with learning algorithm ● No combustion air infiltration losses when used with a Rinnai tankless water heater ● Four selectable heat blower off delay times ● Strong 20-gauge steel cabinet TAP 1 (H) 37AHB060 with RC98HP, RC80HP, TAP 2 (MH) R94LS, R75LS, or TAP 4 (ML) V53i TAP 5 (L) † Part of the Rinnai Tankless Heating System ● Multi-speed motors (ECM) 37AHB045 with TAP 3 (H) RC98HP, RC80HP, TAP 4 (M) R94LS, R75LS, or V53i TAP 5 (L) K 701 0.9 CMY 0.2 CY 0.1 MY 0 CM UNIT SIZE Y External Static Pressure (ESP) M SUPPORTS COOLING ECM SPEED CAP. RANGE TAP (TONS) NOMINAL AIR DELIVERY CHART (BOTTOM OR SIDE RETURN w/ FILTER) C 742 567 37AHB Series Hydronic Furnace 1.0 Specifications ○ Galvanized, painted ○ Fully insulated cabinet ○ Low 34 inch profile ● Multi-position control box ● Designed for serviceability ● Schrader valves to purge air from the system AHB45 The optimum in hydronic technology, the newly designed Rinnai® multi-position hydronic furnaces offer a unique solution for a wide variety of small- and medium-sized residential and light commercial applications. They are compact and ready to fit in tight spaces which may include, but not limited to, attics, basements, closets, crawlspaces, and utility rooms. Intelligent Microprocessor Controller The 37AHB units are equipped with an intelligent microprocessor control that allows for domestic hot water priority and adapts to available hot water flow for space heating by automatically regulating the pump and fan sequence to maximize comfort. Fine Tuned to Work with Rinnai Tankless Water Heaters These unique hydronic furnaces are designed to work in combination with our line of Rinnai® tankless water heaters to deliver heating capacities that cover a wide spectrum of residential and light commercial heating applications. When combined, the units form the Rinnai Tankless Heating System, the first matched, tankless hydronic heating solution in the industry! ● Integral filter rack with filter This product is manufactured in a facility registered by UL to ISO 9001. ● Fan motor with ECM technology * NOTE: The unit is not designed to be installed on its back or face down. UL recogniz ed component 600000060 (7/2010)
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