Heat-Flo 115-HO-C Installation, Operating And Service Instructions
Indirect-fired water heaters
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Summary of Contents for Heat-Flo 115-HO-C
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Page 3: Table Of Contents
Table of Contents General Information i-ii Pre-Installation Considerations Dimensions and Capacities 2, 3 Piping 6-10 Electrical 11-13 Operation Important Scalding Information 11, 14 Maintenance 15, 17 Troubleshooting Boiler Supply Ratings Replacement Parts Limited Warranty 21, 22... - Page 4 A water softening system is recommended for areas with hard water. In cases where water quality is unknown, a qualified water treatment expert should be consulted. NOTICE: Damage to tanks caused by improper water quality is not covered under the warranty. Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| i...
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Page 5: Important Safety Instructions
Your water heater should be installed and serviced only by qualified personnel. Contact nearest authorized service facility for examination, repair, or adjustment. SAVE THESE INSTRUCTIONS Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| ii... -
Page 6: Pre-Installation Considerations
Models 30 – 115 single coil units and models 60-D, 80-D, and 115-D dual coil units are less than 96,000 BTU/HR. Models 80-HO, 115-HO, 80-HO-C, and 115-HO-C high output units are less than 84,000 BTU/HR. Models 85-XHO and 115-XHO, the extra high output series, are less than 175,000 BTU/HR. -
Page 7: Dimensions And Capacities
STANDARD AND HO UNITS NOTE: All ratings are based on a 50° F. cold water inlet. For other boiler supply temperatures, see additional tables on the website (www.heat-flo.com). Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 2... - Page 8 HO-C UNITS XHO EXTRA HIGH OUTPUT UNITS Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 3...
- Page 9 In most cases the delay in space heating will not be noticed because of the rapid recovery of the water heater. It must be recognized however that certain water heater malfunctions, such as a failed thermostat or circulator, could delay space heating indefinitely. Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 4...
- Page 10 Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 5...
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Page 11: Piping
WARNING: Do not operate the Heat-Flo water heaters in areas where the Ph is above 8.0 or below 6.0, and/or with chloride concentrations greater than 100 parts per million (ppm). Heat-Flo’s standard warranty does not cover problems caused by improper water Ph or excessive levels of chlorides. - Page 12 (4) inches be provided on the side of the water heater for servicing and maintenance of the combination temperature and pressure relief valve. Do not place a valve between the combination temperature and pressure relief valve and the tank! Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 7...
- Page 13 The use of a union and a shut-off valve is recommended. The use of a check valve is required to prevent back flow through the water heater during operation of the space heating system. Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 8...
- Page 14 Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 9...
- Page 15 Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 10...
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Page 16: Electrical
The temperature at which this occurs varies with a person’s age, and the length of time in contact with the hot water. The slower response time of infants, older, or handicapped people increases the hazard for them. Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 11... - Page 17 Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 12...
- Page 18 Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 13...
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Page 19: Water Temperature Adjustment
The scald label shown to the right can be found on all Heat-Flo Indirect Water Heaters and Storage tanks. Take note and use caution when adjusting the temperature settings with your water system. -
Page 20: Maintenance
Then the relief valve will open, allowing some water to escape, slightly lowering the pressure. Contact your water supplier or local plumbing inspector on how to control this situation. Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 15... - Page 21 Heat-Flo only. Heat-Flo anodes are 1-1/4 NPT and are made with magnesium, brass, and stainless steel. There is no steel in a Heat-Flo anode. Severe or rapid deterioration of the anode indicates very aggressive water. If this occurs, have the water tested to verify whether it is within the limits outlined on page 6.
- Page 22 5. Inspect the anode and replace if needed. The anode should be replaced when more than 6” of core wire is exposed. The anode should be replaced with a Heat-Flo supplied anode only. See above. The brass hex on the anode is 1 ¼ NPT and installs into a 1 ¼...
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Page 23: Troubleshooting
Faulty thermostat Boiler cycles more than 5 times per day Replace thermostat. Boiler high limit set to low in summer. Sediment and or scale buildup Increase boiler hi-limit setting. Clean coil. Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 18... -
Page 24: Boiler Supply Ratings
180°F Boiler Supply IBR Rating Condition HIGH OUTPUT UNITS: 80-HO, 115-HO EXTRA HIGH OUTPUT UNITS: 85-XHO, 115-XHO Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 19... -
Page 25: Replacement Parts
Replacement Parts List Heat-Flo, Inc.| Indirect-Fired Water Heaters Page| 20... -
Page 26: Limited Warranty
If Heat-Flo, Inc. is unable to repair or replace a water heater so as to conform to this warranty, after a reasonable number of attempts, then Heat-Flo, Inc. will provide at its option, either a replacement product, or a full refund of the purchase price. These remedies are the consumer purchaser’s exclusive remedies for breach of the warranty. -
Page 27: Maintenance
The obligations under this warranty apply only to domestic hot water tank installations where the warranty registration card has been completed by the owner of the site of the original installation and received by Heat-Flo in accordance with the terms and conditions herein set out and Heat-Flo has been notified of the alleged defect or deficiency within forty eight (48) hours from the occurrence or discovery of the alleged defect or deficiency. - Page 28 Heat-Flo, Inc. 15 Megan Ct. P.O. Box 612 Uxbridge, MA 01569 | Tel: (508)-278-2400 | | Fax: (508)-278-2466 | www.heat-flo.com...
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