Temperature Control Operation; Commissioning And Testing - Bosch Highflow 17e Installation Manual
Ys1770ra series, ys2170ra series, ys2670rabz, ys2670ra series
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Also See for Highflow 17e:
- Quick reference manual (24 pages) ,
- Installation & operation manual (16 pages)
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3 Connect one end of the cable to the back of the controller using the terminal
points provided. Run the cable from each controller back to the hot water unit.
Push the cable up through the electrical cord hole located at the base of the
unit.
4 Connect the other end of the cable to the terminals on the PCB.
5 Locate and secure cable to cable support bracket inside unit.
6 Replace the appliance front cover, attach the earth wire and connect the power
TEMPERATURE CONTROL OPERATION
Turn the main temperature selector ON by pressing the Operation switch ON, the
control will display 40°C. Adjust the setting control switch if a different temperature
is required.
To transfer operation to the bathroom or sub control press the priority switch on the
bathroom or sub control and adjust the temperature as required.
The appliance can also be switched on at any of the selectors by pressing the on
button
Priority can be cancelled at the main control by switching OFF & ON (Except if
water running)
COMMISSIONING AND TESTING
After completing the installation of the unit, connect manometer to gas inlet test
point, turn on the water, power and gas supplies to the unit. Confirm the water
heater delivers the temperature the consumer requires. With the hot water running,
confirm correct gas inlet pressure and remove manometer. Retighten test point and
soap test. Test operation of the appliance, explain operation to consumer & hand
over these installation instructions. Please leave your contact details with the
consumer.
BURNER PRESSURE ADJUSTMENT
No adjustment should be necessary providing the gas inlet pressure is correct.
Burner pressure adjustment is necessary when converting to a different gas type or
replacing the PCB. Refer to service manual for details.
N.B.
The combustion fan continues to operate for approximately 7 minutes after
the unit is turned off. This is normal, not a fault.
Installation/Operating Instructions
12
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