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Rheem AquaMax E50S SS Series, Service Instructions Manual, Page: 1 / 29

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This document is stored and maintained electronically by Rheem Technical Support

. All printed copies are deemed “uncontrolled”

 

Rheem Australia Pty Ltd

 

 

ABN 21 098 823 511 

 

SERVICE INSTRUCTIONS 

Stainless Steel 

Electric Water Heaters

 

TM074 

 

 

 

 

Issued: November 13 

Revision: AB 
Issued: July 16

 

 

 

Rheem Stellar 

Everhot 

AquaMax 

4A1050 

 

2A1050 

E50S 

4A1080 

 

 

 

4A1125 

 

 

 

4A1160 

 

 

 

4A1250  4A2250  2A1250 

 

4A1315  4A2315  2A1315 

 

 
 

 

Summary of Contents for AquaMax E50S SS Series

Page 1: ...pies are deemed uncontrolled Rheem Australia Pty Ltd ABN 21 098 823 511 SERVICE INSTRUCTIONS Stainless Steel Electric Water Heaters TM074 Issued November 13 Revision AB Issued July 16 Rheem Stellar Ev...

Page 2: ...HANGES 11 FAULT FINDING 12 General Fault Finding Chart 14 Fault Finding Chart 1 No Hot Water 15 Fault Finding Chart 2 Insufficient Hot Water Water Not Hot Enough 18 Fault Finding Chart 3 Water Too Hot...

Page 3: ...this Service Manual is to provide sufficient information to allow a person with the skills as required by the controlling Regulatory Authorities to carry out effective repairs to a Rheem Stellar Everh...

Page 4: ...ter to which it is attached 4 A 1 250 M 5 P Cylinder Warranty 2 Everhot 4 Rheem A Stainless Steel Heating Units 1 Single Heating Unit 2 Two Heating Units Rated Delivery Plant of Manufacture Heating Un...

Page 5: ...etting C Top T stat Setting C Water Connections With ECV Without ECV Inlet Outlet TPR 2A1050M7 4A1050Mx E50SxSS 50 1400 960 1120 60 80 RP 20 RP 15 4A1080Mx 80 1400 960 1120 60 70 RP 20 RP 15 4A1125Mx...

Page 6: ...sets properly Always open and close the valve gently 3 Check for leaks at all tank fittings 4 Check for signs of excessive corrosion on the water heater jacket 5 If an overflow tray is installed check...

Page 7: ...ase of excessive temperature pressure or both Never fit a TPR Valve with a pressure rating greater than that indicated on the product rating label Pressure Limiting Valve P L V A valve that controls i...

Page 8: ...ric Water Heater Service Instructions REV AB Issued 07 16 This document is stored and maintained electronically by Rheem Technical Support All printed copies are deemed uncontrolled 8 WIRING DIAGRAMS...

Page 9: ...t Installation Instructions Two Temperature Zone Plumbing Diagram Circulated Flow Return Plumbing Diagrams For circulated hot water flow and return systems a temperature limiting device can only be in...

Page 10: ...Water Heater Service Instructions REV AB Issued 07 16 This document is stored and maintained electronically by Rheem Technical Support All printed copies are deemed uncontrolled 10 Circulated Flow Ret...

Page 11: ...Heater Service Instructions REV AB Issued 07 16 This document is stored and maintained electronically by Rheem Technical Support All printed copies are deemed uncontrolled 11 PRODUCT CHANGES There are...

Page 12: ...household and compare this with the potential delivery of the model water heater installed It can then be established if the usage is within or outside the capacity of the model The areas to look at...

Page 13: ...hen do either of the following a With your ear close to the stopcock turn it on slightly and listen for any water passing If there are no leaks water should not pass b Open a hot tap while listening f...

Page 14: ...FAULT FINDING CHART 1 2 3 4 5 Insufficient hot water Water not hot enough Water too hot Leaking water heater Noisy water heater Chart Complaint Page 1 No hot water Power supply fault finding 15 1 1 El...

Page 15: ...Refer to the section on Electrical Insulation Testing Is reading below 1 mega ohm 1 1 YES Isolate power and continue fault finding NO Fault in premises electrical wiring Isolate power and continue fa...

Page 16: ...Is the overall resistance of the water heater correct TEST 5 YES Locate wiring failure and repair NO Water heater electrically ok YES YES Fault Finding Chart 1 3 Twin element model 1 3 Are the top the...

Page 17: ...rientation NO YES Install element in correct orientation and reset ECO Replace bottom thermostat Are the bottom thermostat contacts closed TEST 3 Is cylinder water temp 12 C less than the bottom therm...

Page 18: ...Isolate crossed connections YES NO Is cylinder water temp 8 C less than the thermostat setting YES NO 1 2 Has there been a recent large draw off of hot water NO YES Is a tempering valve installed YES...

Page 19: ...er than they may desire i e 1 When mixed with cold water more hot water delivery is possible 2 To prohibit bacteria growth Tempering devices should be suggested as a solution Is a tempering valve inst...

Page 20: ...ed conduct a pressure test Replace heater if pressure will not hold NO Fault Finding Chart 5 Noisy Water Heater NOISY WATER HEATER 5 Is noise only evident during heating cycle YES NO Check for 1 Miner...

Page 21: ...he off peak Active terminal A1 and the Neutral terminal N on the terminal block Then measure between the boost Active terminal A2 and the Neutral terminal N on the terminal block The following results...

Page 22: ...imeter on the resistance scale measure between the Active wire A and the Neutral wire N on the terminal block Note If model is a twin element model mark disconnect and twist A1 and A2 actives together...

Page 23: ...ned electronically by Rheem Technical Support All printed copies are deemed uncontrolled 23 Fault Finding Test 8 Test 8 Using a multimeter set on the resistance scale measure between the top thermosta...

Page 24: ...earth 4 Operate megger on 500 VDC setting A reading above 1 mega ohm should be obtained 5 If a reading below 1 mega ohm is obtained all component parts will need to be individually tested to locate th...

Page 25: ...m thermostat Personal Protective Equipment should be worn when conducting step 3 of this procedure to reduce the risk of electric shock 1 Isolate the power supply to the water heater by removing fuse...

Page 26: ...between Active and Neutral at the terminal block that voltage is not present 4 Disconnect the cold water supply pipe 5 Fit a drain hose to the cold water connection and run the other end to a drain or...

Page 27: ...ation for cracking 8 Conduct an electrical insulation test refer to Electrical Insulation Testing on page 24 9 Refit the thermostat protective cover and the lower access cover 10 Restore the power sup...

Page 28: ...test should be performed whenever an element or element gasket is replaced adjusted or serviced in any way This continuity test is performed between the heaters internal storage cylinder and the main...

Page 29: ...SION HISTORY Title Stainless Steel Electric Water Heater Service Instructions Document No TM074 Revision Details of change D O I 00 Service Instructions issued 11 13 AA Twin Element 50L Models added 0...

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