Important safety instructions – Bosch AE115 User Manual
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Important Safety Instructions
When using this electrical equipment, basic safety precautions should always be 
followed, including the following: 
1. READ AND FOLLOW ALL INSTRUCTIONS.
2.
This appliance must be grounded.
3.
Disconnect this product from the electrical supply before cleaning, servicing or removing the 
cover. 
4.
To reduce the risk of injury, close supervision is necessary when the product is used near 
children or elderly persons. 
5.
Warning: Mount the unit onto a flat section of wall, well away from any potential splashes of 
water or spray and away from areas where direct moist or wet contact could occur . 
6.
Warning: Do not install the heater in a location where it may be subject to freezing.
7.
Warning: Do not install a check valve or any other type of b ack flow preventer within ten feet of 
the cold water inlet. 
8.
The electrical installation must conform to current National Electrical Codes.
9.
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. 
10. 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 Thermotechnology Corp.
before specifying or installing the appliance in any other appli
cation.
11. Additional Canadian safety instructions:
a)
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 7). 
b)
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 pane l 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.
Contents
Specifications
3
Installing the PowerStar
3
Starting up the PowerStar
8
How the PowerStar works
9
Using the PowerStar
10
Spare Parts
11
Maintenance
11
Troubleshooting
12
Warranty
15
SAVE THESE INSTRUCTIONS
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.
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