Maytag HRN31240P manual

1 www.maytagwaterheaters.com PRINTED IN THE U.S.A. 0505 P ART NO. 66001897 18 468 3-0 01 FOR POT ABLE W A TER HEA TING ONL Y NOT SUIT ABLE FOR SP ACE HEA TING NOT FOR USE IN MANUF ACTURED (MOBILE) HOMES Model Numbers For Y our Safety AN ODORANT IS ADDED TO THE GAS USED BY THIS W A TER HEA TER. POWER VENT GAS W A TER HEA TER USER’S GUIDE Series T [...]

2 SAFE INST ALLA TION, USE AND SERVICE Y our safety and the safety of others is extremely import ant in the installation, use and servicing of this water heater . Many safety-related messages and instructions have been provided in this manual and on your own water heater to warn you and others of a potential injury hazard. Read and obey all safety [...]

3 SAFETY PRECAUTIONS[...]

4 T ABLE OF CONTENTS SAFE INST ALLA TION, USE AND SER VICE ............................................................................................. .......................................... 2 SAFETY PRECAUTIONS .....................................................................................................................................[...]

5 T ANK RECOVERY DIMENSIONS CAP ACITY TYPE R ATE GALS. VENT PIPE DIAMETER I N INCHES (mm) IN GALS O F B T U PER HOUR INCHES INCHES HEIGHT TOP OF MODEL NUMBER (LITERS) G A S R A T E @ 90°F RISE (mm) (mm) DRAFT HOOD HRN1 1240P 4 0 (151) N A TURAL 40,000 46.0 3" (76)** 20" (508) 71 1/2" (1,816) *HRN31240P 4 0 (151) N A TURAL 40,000 46.[...]

6 ACCESSORIES AND TOOLS NEEDED Accessories T o simplify the installation Maytag has available the installation p art s shown below . Y ou may or may not need all of these accessories depending on your type of installation. Call Mayt ag Customer Service at 1-800-788-8899 for an authorized installer . EXP ANSION T ANKS FOR THERMAL EXP ANSION CONDITIO[...]

7 INSTRUCTIONS FOR INST ALLA TION 1. Turn “OFF” the gas supply to the water heater . If the main gas line Shut-off valve serving all gas appliances is used, also shut “OFF” the gas at each appliance. Leave all gas appliances shut “OFF” until the water heater installation is completed, see Figures 1 and 2. 2. Turn “OFF” the water sup[...]

8 TYPICAL INST ALLA TION GET T O KNOW YOUR W A TER HEA TER - GAS MODELS A V ent Pipe B Blower C Anode D Hot Water Outlet E Standard Pipe Fittings F Gas Supply G Manual Gas Shut-off V alve H Ground Joint Union * INST ALL IN ACCORDANCE WITH LOCAL CODES. * DRIP LEG AS REQUIRED BY LOCAL CODES. FIGURE 7. I Drip Leg (Sediment T rap) J Inner Door K Outer [...]

9 FIGURE 8. This appliance has been design certified as complying with American National Standard/CSA Standard for water heaters and is considered suitable for: Water (Potable) Heating: All models are considered suitable for water (potable) heating. HOTTER W A TER CAN SCALD: W ater heaters are intended to produce hot water . Water heated to a tempe[...]

10 Fact s to Consider About the Location Carefully choose an indoor location for the new water heater , because the placement is a very important consideration for the safety of the occupants in the building and for the most economical use of the appliance. This water heater is not for use in manufactured (mobile) homes or outdoor installation. Whe[...]

11 INST ALLA TIONS IN AREAS WHERE FLAMMABLE LIQUIDS (V APORS) ARE LIKEL Y T O BE PRESENT OR STORED (GARAGES, STORAGE AND UTILITY AREAS, ETC.): Flammable liquids (such as gasoline, solvents, propane [LP or butane, etc.] and other substances such as adhesives, etc.) emit flammable vapors which can be ignited by a gas water heater ’s pilot light or [...]

12 • 12” minimum from the ground, 9” ceiling overhangs, see Figure 1 1. FIGURE 11. • The Power V ent outlet terminal shall terminate at least 36” above any forced air inlet into the building located within 10 feet, see Figure 12. • The Power V ent outlet terminal shall terminate at least 4 feet below , 4 feet horizontally from or 1 foot[...]

13 FIGURE 16. Insulation Blankets Insulation blankets available to the general public for external use on gas water heaters are not necessary with Maytag products. The purpose of an insulation blanket is to reduce the standby heat loss encountered with storage tank heaters. Y our Maytag water heater meets or exceeds the National Appliance Energy Co[...]

14 B. ALL AIR FROM OUTDOORS: (See Figures 18, 19 and 20) The confined space shall be provided with two permanent openings, one commencing within 12 inches (30 cm) of the top and one commencing within 12 inches (30 cm) from the bottom of the enclosure. The openings shall communicate directly , or by ducts, with the outdoors or spaces (crawl or attic[...]

15 Figure 22 shows the typical attachment of the water piping to the water heater . The water heater is equipped with 3/4” NPT water connections for 40,000 Btuh models and 1 inch water connections for 70,000 and 75,000 Btuh models. NOTE: If using copper tubing, solder tubing to an adapter before attaching the adapter to the cold water inlet conne[...]

16 Secure all insulation using tape. FIGURE 23. T emperature-Pressure Relief V alve This heater is provided with a properly certified combination temperature - pressure relief valve by the manufacturer . The valve is certified by a nationally recognized testing laboratory that maintains periodic inspection of production of listed equipment of mater[...]

17 The temperature-pressure relief valve must be manually operated at least once a year . Caution should be taken to ensure that (1) no one is in front of or around the outlet of the temperature-pressure relief valve discharge line, and (2) the water manually discharged will not cause any bodily injury or property damage because the water may be ex[...]

18 USE WITHOUT POWER CORD If power cord cannot be used, then follow these wiring instructions. • Provide a way to easily shut off the electric power when working on the water heater . This could be with a circuit breaker or fuse block in the entrance box or a separate disconnect switch. • Install and connect a circuit directly from the main fus[...]

19 V enting T o insure proper venting of this gas-fired water heater, the correct vent pipe diameter must be utilized. Do not install other gas appliances on the same vent with this water heater as this will adversely affect the operation on the water heater . The combustion and ventilation air flow must not be obstructed. The power vent water heat[...]

20 75 GALLON 70,000 AND 75,000 BTU/HR MODELS ONL Y - OPTIONAL 4” VENT PIPING 4” PVC, ABS or CPVC Schedule 40 vent piping: • A wire screen to fit a 4” PCV , ABS or CPVC Schedule 40 - 45 o vent cap is supplied with the water heater . • A 4” PVC, ABS or CPVC Schedule 40 - 45 o vent cap (must be supplied locally). • A 3” PVC, ABS or CPV[...]

21 • The water heater requires its own (separate) venting system. • 2” and 3” PVC, ABS or CPVC Schedule 40 piping and fittings are acceptable materials for the vent system on all 40 and 50 gallon 40,000 BTU/HR models. • It cannot be connected to existing vent piping or chimney . • It must terminate horizontally to the outdoors. NOTE: Se[...]

22 40 AND 50 GALLON 40,000 BTU/HR MODELS See Chart below for maximum length. FIGURE 39. • The total vertical and horizontal vent run cannot exceed the maximum length with the number of 90 o elbows as specified in the following tables. If more are required the venting distance must be reduced 5 feet for every 90 o elbow . 75 GALLON 70,000 AND 75,0[...]

23 75 GALLON 70,000 AND 75,000 BTU/HR MODELS ONL Y 3” DIA. VENT NUMBER OF MAX. LENGTH (FT .) 9 0 ELBOWS*(Inside bldg.) 60 1 55 2 50 3 45 4 40 5 35 6 75 GALLON 70,000 AND 75,000 BTU/HR MODELS ONL Y - OPTIONAL 4” VENT PIPING 4” DIA. VENT NUMBER OF MAX. LENGTH (FT .) 90 o ELBOWS*(Inside bldg.) 100 1 95 2 90 3 85 4 80 5 75 6 ALL 40 AND 50 GALLON [...]

24 FIGURE 42. The 3” )or optional 2” or 4”) PVC, ABS or CPVC Schedule 40 vent pipe can be run from the water heater through the wall or from the wall to the water heater , whichever is most convenient. The vent pipe must extend a minimum of 1 1/2” through the exterior wall. Extending the vent cap as far as possible from the surface of the e[...]

25 • 4” and 3” PVC, ABS or CPVC Schedule 40 piping and fittings are acceptable materials for vent system on all 75 gallon 70,000 and 75,000 BTU/HR models and must be supplied locally . FIGURE 46. ALL 40 AND 50 GALLON 40,000 BTU/HR MODELS - OPTIONAL 2” VENT PIPING 2” PVC, ABS or CPVC Schedule 40 vent piping: • A wire screen to fit 2” P[...]

26 ALL 40 AND 50 GALLON 40,000 BTH/HR MODELS ONL Y - OPTIONAL 2” VENT PIPING 2” DIA. VENT NUMBER OF MAX. LENGTH (FT .) 9 0 o ELBOWS* 50 1 45 2 40 3 35 4 30 5 25 6 * T wo 45 o elbows are equivalent to one 90 o elbow. One 90 o elbow equals 5 feet of equivalent vent length. Gas Piping Make sure the gas supplied is the same type listed on the model[...]

27 • Contaminants in gas lines can cause fire or explosion. • Clean all gas piping before installation. • Install drip leg in accordance with NFP A 54. Sediment T rap s Contaminants in the gas lines may cause improper operation of the gas control valve that may result in fire or explosion. Before attaching the gas line be sure that all gas pi[...]

28 OPERA TING INSTRUCTIONS This water heater is equipped with an electronically operated venting system and electronic control. For the burner to come on, the water heater thermostat must call for heat. Then the system will begin sequencing, each section proving itself before gas is allowed to flow to the burner . BEFORE THE W A TER HEA TER WILL OP[...]

29 Operating Propane gas is heavier than air . Should there be a leak in the system, the gas will settle near the ground. Basements, crawl spaces, skirted areas under manufactured (mobile) homes (even when ventilated), closets and areas below ground level will serve as pockets for the accumulated gas in the area. Search for odor of gas by sniffing [...]

30 are also available. Consult Maytag Customer Service (1-800-788-8899) . Follow manufacturer’s instructions for installation of the valves. Before changing the factory setting on the thermostat, read the T emperature Regulation section in this manual, see Figure 52. Never allow small children to use a hot water tap, or to draw their own bath wat[...]

31 FOR YOUR SAFETY READ BEFORE LIGHTING W ARNING: If you do not follow these instructions exactly , a fire or explosion may result causing property damage, personal injury or loss of life. • If you cannot reach your gas supplier , call the fire department. C . Use only your hand to push in or turn the gas control button. Never use tools. If the c[...]

32 SERVICE AND MAINTENANCE • Flue gases may escape if vent pipe is not connected. • Be alert for obstructed, sooted or deteriorated vent system to avoid serious injury or death. • Do not store corrosive chemicals in vicinity of water heater . • Chemical corrosion of flue and vent system can cause serious injury or death T ank (Sediment) Cle[...]

33 L.P . Gas Control V alve & Burner Assembly Replacement Information For Prop ane (L.P .) Models Only Y our water heater is equipped with a Propane (L.P .) gas control valve and a main burner assembly with left hand threads for the following fittings and their connections. • The connection between the manifold and the gas control valve (A an[...]

34 NOTE: If the water heater is going to be shut down and drained for an extended period, the drain valve should be left open with hose connected allowing water to terminate to an adequate drain. • CLOSE the drain valve. • Follow instructions in the Filling The Water heater section. • Follow the lighting instructions in the Operation section [...]

35 Start Up Conditions Condensation Whenever the water heater is filled with cold water , some condensate will form while the burner is on. A water heater may appear to be leaking when in fact the water is condensation. This usually happens when: • A new water heater is filled with cold water for the first time. • Burning gas produces water vap[...]

36 hot water lines. Contact Maytag Customer Service at 1-800-788-8899 for further information concerning an Anode Replacement Kit and this Chlorination T reatment. If the smelly water persists after the anode replacement and chlorination treatment, we can only suggest that chlorination or aeration of the water supply be considered to eliminate the [...]

37 Leakage Checkpoints Read this manual first. Then before checking the water heater make sure the gas supply has been turned “OFF”, and never turn the gas “ON” before the tank is completely full of water . Never use this water heater unless it is completely filled with water . T o prevent damage to the tank, the t ank must be filled with w[...]

38 This troubleshooting guide has been supplied for use by qualified service personnel who have a complete understanding of both electricity and gas. Label all wiring before disconnecting any wiring; to ensure correct reconnection. Failure to follow this instruction could caus e improper and possible dangerous operation, resulting in DEA TH, SERIOU[...]

39 PROBLEM SOLUTION An open earth ground circuit to the 1. Check that the earth ground connection is ignition system. properly connected. 2. Check that the ground conductor on the water heater is properly connected. Wiring error or a high resistance to 1. Check for proper connection of line earth ground. neutral and hot wires. 2. Check that the wat[...]

40 These guidelines should be used by a qualified Maytag Customer Service Center Agent. Call the Maytag Customer Service Center at 1-800-788-8899 for assistance. Problem Cause Solution Blower will not run. A) “ON/OFF” control switch turned off Turn switch to the “ON” position. B) Blower unplugged. Plug blower back into 1 15 VAC outlet. C) N[...]

41 MODEL NO’S HRN1 1240P 40 Gallon Natural Gas HRN31240P 4 0 Gallon Natural Gas HRP1 1240P 40 Gallon Prop ane Gas (L.P .) HRP31240P 4 0 Gallon Propane Gas (L.P .) * Not Shown. Now that you have purchased this gas water heater , should a need ever exist for repair parts or service, simply call Maytag Customer Service at 1-800-788-8899 for an autho[...]

42 MA YT AG GAS W A TER HEA TERS REP AIR P ARTS LIST Now that you have purchased this gas water heater , should a need ever exist for repair parts or service, simply call Maytag Customer Service at 1-800-788-8899 for an authorized servicer . Be sure to provide all pertinent facts when you call or visit. THIS IS A REP AIR P ARTS LIST , NOT A P ACKIN[...]

43 MA YT AG GAS W A TER HEA TERS REP AIR P ARTS LIST MODEL NO’S HRN1 1275P 75 Gallon Natural Gas HRN31275P 7 5 Gallon Natural Gas HRP1 1275P 75 Gallon Propane Gas (L.P .) HRP31275P 75 Gallon Propane Gas (L.P .) Now that you have purchased this gas water heater , should a need ever exist for repair parts or service, simply call Maytag Customer Ser[...]

44 66001010 9002404 6600101 1 9001609 66001012 9001608 66001013 ETC2X 66001014 ETC5X 66001015 9002401 66001020 9000734 66001021 9001584 66001025 0230120 66001027 900241 1 66001029 9000281 66001030 9002444 66001034 9002445 66001035 0230141 66001041 0230224 66001046 0230124 66001047 0230123 66001052 9002059 66001068 9001453 66001 105 9002769 66001 14[...]

45 NOTES[...]

46 NOTES[...]

47 NOTES[...]

48 FULL ONE YEAR W ARRANTY For one year from the date of original retail purchase, any part which fails in normal home use will be repaired or replaced free of charge. If a leak occurs in the tank, a new water heater of the closest capacity and quality then available, will be replaced free of charge. The warranty of the replacement is the balance o[...]