How To Change The Set Points - Lochinvar AMICUS HT Series Installation, Commissioning And Service Manual

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6.3 Set point
To change the set-point from the main screen, press SET.
Stand-by
Stand-by
Evaporator inlet temperature
Evaporator outlet temperature
External air temp. (FC)
San. water temperature
PROBES
SET
T1
T2
T3
T4
To modify the values, move the cursor with T1; press SET to select, the value starts blinking, change the data pressing T1 and T2. Once
the required value is reached, press again SET to confirm.
The cursor will automatically position itself on the next value, to modify it, repeat the operation just described.
In this screen it is also possible to verify (but not modify) whether the energy saving mode and dynamic set are active.
Press EXIT to go back to the main menu.
All set points refer to the return temperature from the plant. In case hot water at 45°C is requested and the ∆t is 5°C,
then the set point must be set at 40°C. In case the ∆t is 8°C, then the set point must be set at 37°C. In case cold
water is requested, for example at 15°C and the ∆t is 5°C, then the set point must be set at 20°C. If the ∆t is 8°C,
then the set point must be set at 23°C.
6.3.1 Adjustable parameters
The adjustable set point that can be modified by the end user are:
Function
Heating set-point
Domestic hot water set-point
Cooling set-point
Set point compensation
Password
The units are supplied with a very sophisticated control system with many other parameters that are not adjustable by the
end user; these parameters are protected by a manufacturer password.
00:00 01/01/2014
30.0
°C
35.0
°C
°C
5.0
50.0
°C
ALARM
SERVICE CIRC.
T8
T7
T6
T5
Set point
Set point
Heating
Sanitary water
T1
Adjustment limit
10÷55°C
20÷55°C
10÷25°C
0÷15°C
(Contact the company)
45
Energy saving
Dynamic set
35.0
°C
50.0 °C
ALARM
T2
T3
T6
T4
T5
Default value
35°C
50°C
23°C
10°C
OFF
OFF
SET
EXIT
T8
T7
Rev. A 11-2020

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