Redring PowerStar AE115 Handbook
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Redring PowerStar AE115 Handbook

Redring PowerStar AE115 Handbook

Electric tankless water heaters
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Summary of Contents for Redring PowerStar AE115

  • Page 2: Table Of Contents

    Important Safety Instructions When using this electrical equipment, basic safety precautions should always be followed, including the following: 1. READ AND FOLLOW ALL INSTRUCTIONS. This appliance must be grounded. Disconnect this product from the electrical supply before cleaning, servicing or removing the cover.

  • Page 3: Specifications

    Specifications AE115 Unit AE125 Unit Voltage supply 2 x 240V AC (Canada 240VAC) 3 x 240V AC (Canada 240VAC) Amperage 2 x 40 A (Canada 80 A) 3 x 40 A (Canada 120 A) Maximum output 17.25 kW 26.85kW Temperature control range 95°F to 131°F 95°F to 131°F Pressure range...

  • Page 4: Water Connections

    Mounting the Powerstar WARNING: The heater must only be installed in the orientation shown in Diagram 1 i.e., mounted in a vertical position with the water fittings located at the bottom of the heater. Under no circumstances should the heater be mounted differently.

  • Page 5: Electrical Connections

    Do not use plastic piping within 3 feet on either side of heater. Use Teflon tape for sealing pipe threads. Do NOT use pipe dope. Remember to keep the hot water pipe runs as short as possible. After the heater has been plumbed, and before you wire it, flush it with water to remove any debris or loose particles.
  • Page 6 Diagram 2 AE115 Terminal Block Connection The AE115 requires two independent 240V AC circuits protected by two separate and independent double pole breakers (as shown) rated at 40 A each. Diagram 3 AE125 Terminal Block Connection The AE125 requires three independent 240V AC circuits protected by three separate and independent double pole breakers (as shown) rated at 40 A each.
  • Page 7 Canada wiring – auxiliary terminal block and connections Fitting the auxiliary terminal block (see diagram below). AE115 AE125 U.S.A. Connect the red wires from the left hand terminal of the new block to the L1 terminals in the unit. (There are two red wires required in the AE115 and three in the AE125). Connect the blue wires from the right hand terminal of the new block to the L2 terminals in the unit.

  • Page 8: Starting Up The Powerstar

    Starting up the PowerStar Checking for leaks and purging air Verify all circuit breakers supplying power to the water heater are turned off. Open all hot water taps supplied by the water heater and inspect all water connections for leaks. With all hot water taps still open, inspect each tap to ensure all air in the lines has been purged out.

  • Page 9: How The Powerstar Works

    For example: For the AE115 unit, using the outlet ball valve, ensure the flow rate does not exceed 2.3 gallons / minute. For the AE125 unit, using the outlet ball valve, ensure the flow rate does not exceed 3.5 gallons / minute.

  • Page 10: Using The Powerstar

    Diagram 4: Internal wiring schematic for single phase AE125 unit. (AE115 does not have Elt 5 & 6 fitted and uses two supplies). (In Canada an auxiliary terminal block is fitted durin g installation). Using the PowerStar WARNING Do not use the unit if you think it may be frozen, as this could result in serious damage to the unit. Wait until you are sure that it has completely thawed out before you switch it on.

  • Page 11: Spare Parts

    Spare Parts Part Description Number (Refer to Diagram 1, Page 4) For further information ask your 93 793770 4 way term. block (for AE115) local dealer. 93 793771 6 way term. block (for AE125) 93 793772 Front cover (white) FOR SERVICE AND INSTALLATION QUESTIONS CALL TOLL FREE: 93 793773 Thermal cut-out (AE115)

  • Page 12: Troubleshooting

    Troubleshooting WARNING Always switch off the electricity supply to the unit before you remove the cover. IMPORTANT: If you are unable to perform the tasks listed below, or need additional assistance please contact your original installer/licensed electrician. Cold water only – Neon light off Flow rate is too Verify the flow rate out of fixture is at or above the minimum activation rate required for the unit to activate.
  • Page 13 Water too cold – Neon light on Temperature dial Turn the temperature dial located on the bottom of the water heater clockwise for is turned too low hotter temperatures. Refer to Graph 1 for outlet temperature vs. flow rate variance. Water flow is too Adjust water flow to stay within the water heater’s specifications.
  • Page 14 Using an Ohmmeter to check for Premature element failure LEFT MODULE Top View RIGHT MODULE Top View Meter probes Ohm Reading Meter probes Ohm Reading Outer to Outer 10.5 ± 0.5 Ohms Outer to Outer 10.5 ± 0.5 Ohms Middle to Middle 11.5 ±...

  • Page 15: Warranty

    Water Temperature Too Hot Temperature dial Turn the temperature knob located on the bottom of the water heater set too high counterclockwise for cooler temperatures. There are Obstructions in the water path can restrict the flow of water through the heater restrictions in the causing overheating.
  • Page 16 (…Continued) However, if the water heater is installed in other than a single family dwelling this heating modules warranty is limited to two (2) years from the date of original installation and o peration. Note : Damage caused by exposure to freezing conditions is not covered by the warranty. Note : Damage caused by scale formation is not covered by the warranty.

This manual is also suitable for:

Powerstar ae125

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