Related Manuals for A.O. Smith STE - 400
Summary of Contents for A.O. Smith STE - 400
- Page 1 Commercial Electric Storage Water Heater STE - 400/500/600/750/1000 Installation, User and Service Manual Innovation has a name. 0311 370 / 03-2014...
- Page 2 A.O. Smith Europa, De Run 5305, 5503 LW Veldhoven, The Netherlands +31 (0)40 294 25 00...
- Page 3 Any brand names mentioned in this manual are registered trademarks of their respective Trademarks owners. A.O. Smith Water Products Company accepts no liability for claims from third parties arising Liability from unauthorised use, use other than that stated in this manual, and use other than in accordance with the General Conditions registered at the Chamber of Commerce.
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Page 5: Table Of Contents
Introduction ........................17 Troubleshooting table ......................18 Warranty ....................... 21 General warranty ........................ 21 Tank warranty ........................21 Conditions for installation and use ..................21 Exclusions .......................... 22 Scope of warranty ......................22 Claims ..........................22 Obligations of A.O. Smith ....................22... - Page 6 Installation, User and Service Manual...
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Page 7: Technical Specifications
Installation, User and Service Manual 1 Technical specifications 1.1 Floor load Take the storage water heaters weight in account for the maximum floor load; refer to the table (1.4 "General specifications"). 1.2 Water composition The storage water is intended for heating drinking water. The drinking water must comply with the regulations governing drinking water for human consumption. -
Page 8: Electrical Specifications
Installation, User and Service Manual 1.5 General specifications Electrical Specifications - flange element Unit 2.0 kW 2.5 kW 3.3 kW 6.0 kW 7.5 KW Supply voltage (-15%, +10% V Volt Number of phases Current (max. amount per phases) 10.9 14.4 Mains frequency (±1 Hz) IP class IP-5X... - Page 9 Installation, User and Service Manual Unit STE 400 STE 500 STE 600 STE 750 STE 1000 Connection Rp ¾ Rp ¾ Rp ¾ Rp ¾ Rp ¾ Anode connection Rp 1¼ Rp 1¼ Rp 1¼ Rp 1¼ Rp 1¼ Connection Rp 2 Rp 2 Rp 2...
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Page 11: Installation
Installation, User and Service Manual 2 Installation 2.1 Installation diagram This figure shows the installation diagram. This diagram is referred to in the sections describing the actual connection procedure. Installation diagram Legend 2. inlet security group 3. T&P-valve (mandatory) 4. stop valve (recommended) 5. -
Page 12: Electrical Connections
Installation, User and Service Manual 2.2.2 Hot Water side See (B) in the installation diagram (2.1 "Installation diagram"). Note Insulating long hot water pipes prevents unnecessary energy loss. Optional: fit a temperature gauge so you can check the temperature of the tap water. Fit the T&P valve (3). - Page 13 Installation, User and Service Manual Connecting an element of 230 V 3. Connect the neutral (N), of the power cable, to the N-terminal on the thermostat; 4. Connect the live (L), of the power cable, to the L-terminal on the thermostat; 5.
- Page 14 Installation, User and Service Manual Connecting an element of 230 V 5. Connect the neutral (N), of the power cable, to the N-terminal on the thermostat; 6. Connect the live (L), of the power cable, to the L-terminal on the thermostat; 7.
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Page 15: Maintenance
Installation, User and Service Manual 3 Maintenance Warning Maintenance may only be carried out by a competent person. At each service, the storage water heater undergoes maintenance on water side. The maintenance must be carried out in the following order. 1. - Page 16 Installation, User and Service Manual Work order: 1. Undo bolts from the cover. 2. Remove cover and the gasket. 3. Inspect the tank and remove the loose scale deposits and contamination. 4. If the scale cannot be removed by hand, descale the storage water heater with a descaling agent.
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Page 17: Errors
Installation, User and Service Manual 4 Errors Introduction This chapter deals with the following problems with the water heater: Water leakage No hot water Insufficient hot water... -
Page 18: Troubleshooting Table
Installation, User and Service Manual Troubleshooting table Symptom Cause Precautions Comment Water leakage Leakage from a water connection (threaded). Tighten the threaded connection. If the leak persists, consult you installation engineering. Leakage from another nearby water heater or pipe Trace the leak. segment. - Page 19 Installation, User and Service Manual Symptom Cause Precautions Comment Element(s) switched off. 1. Check whether the element is ON. If the error has not been rectified and no other cause can be found, isolate Hot water supply is used up. 1.
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Page 21: Warranty
A.O. Smith shall offer to replace the defective storage water heater with an entirely new storage water heater of equivalent size and quality. The warranty period given on the replacement storage water heater shall be equal to the remaining warranty period of the original storage water heater that was supplied. -
Page 22: Exclusions
A.O. Smith Water Products Company products. Inspection of the storage water heater as referred to in articles 1 and 2 shall take place in one of the laboratories of A.O. Smith. 4.7 Obligations of A.O. - Page 23 Installation, User and Service Manual 0311 370 R0.0...