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 elec trical supply before cleaning, servicing or removing the
To reduce the risk of injury, close supervision is necessary when the product is used near
children or elderly persons.
Warning: Do not install the heater in a location where it may be subject to freezing.
Warning: Do not install a check valve or any other type of back flow preventer within ten feet of
the cold water inlet.
The electrical installation must conform to current National Electrical Codes.
Warning: Do not switch the heater on if you suspect that it may be frozen. Wait until you are
sure that it has completely thawed out.
The PowerStar is designed to heat potable cold water for domestic purposes. The maximum
inlet water temperature it can handle is 86 degrees F. Contact Bosch Water Heating before
specifying or installing the appliance in any other application.
10. Additional Canadian safety instructions:
As per the Canadian Electrical Code, C22.1-02 Section 26-744, an auxiliary terminal block
must be fitted to the unit before connecting to the electrical supply (Kit Part N° "AE Canada
Kit"). (See Page 6).
A green terminal (or a wire connector marked "G," "GR," "GROUND" or "GROUNDING") is
provided within the control. To reduce the risk of electrical shock, connect this terminal or
connector to the grounding terminal of the electrical service of supply panel with a
continuous copper wire in accordance with the Canadian Electrical Code, Part I.
c) This product shall be protected by a Class A ground fault circuit interrupter.
Keep this guide in a safe place once your unit has been installed.
You may need to refer to it for general instructions or future maintenance.
Important Safety Instructions
SAVE THESE INSTRUCTIONS