Password is required for the sevice man
and factory users.
To input password, follow the instructions below:
• When the digit is blinking, press <Plus>/<Minus> to select the value. Then, press
<Enter> to confirm, and proceed to the next digit.
• Or, press <Esc> at any time to cancel the input and return to the previous blinking
digit.
• Repeat steps above to input other three numbers.
• After inputting the password, press <Enter> to confirm, and proceed to setting
parameter values.
Adjusting Parameter Values
Display Procedures
After inputting password and enter into the parameter setting mode, the “ST”
parameter group will by default be displayed.
Press <Plus> or <Minus> to select the
parameter code, and press <Enter> to confirm.
The default value of the parameter will start
flashing, allowing you to make a change.
Press <Plus> or <Minus> to increase or
decrease the value, and press <Enter> to
confirm.
Continuously press <Esc> to exit out of the current level and back to the desired
menu level.
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Siemens Building Technologies SIEMENS Controller HEAT PUMP controller
HVAC Products 27.11.2006
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