33
9 - START-UP
Reading the objective operating conditions is useful for
checking the unit over time.
With unit of full load, namely in stable conditions and close to
those of work, take the following data:
x
Voltage and general absorptions with unit at full load
x
Absorption of varied electrical loads (compressors, fans,
etc)
x
Temperature and air flow, both inlet and outlet from unit,
fridge data
x
The readings should be stored and made available during
maintenance .
9.7
STARTING REPORT
9.6 - BASIC FUNCTION
Vacation mode
After pressing "Vaction" button, Unit will automatically heat
water to 15°C for the purpose of energy saving during vaca-
tion days.
How is the unit running
If unit is OFF, press unit will be waken, press
to set target water temperature (38-70°C), press unit
will automatically select mode and start to heat water to target
temperature.
Query function
For the convenience of maintenance and debug, query
function is available by press 2 buttons together: “ ” +
“ ” ,then system running parameters will be shown
one by one with following sequence by each pushing
of " " or " " button.
N.
Hour
low bit
Min.
higt bit
Min.
low bit
Temp. /
Days
Description
1
5
Temp.
T5U: Storage tank
temperature sensor
(Upper)
2
5
Temp.
T5L: Storage tank
temperature sensor
(Lower)
3
3
Temp.
T3: Evaporator
temperature sensor
4
4
Temp.
T4: Ambient
temperature sensor
5
Temp.
Tp: Discharge
temperature sensor
6
Temp.
Th: Suction
temperature sensor
7
Current
Compressor
8
1
Last error code
9
2
Previous 1 st error or
protection code
10
3
Previous 2 st error or
protection code
11
Software number
Weekly disinfect function
Under disinfection mode unit immediately start to heat water
up to 70°C to kill the potential legionella bacteria inside water
of storage tank,“
”icon will light on the display screen
during disinfection; Unit will quit disinfection mode if water
temperature is higher than 70°C and extinguish “
”icon.
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