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Optima 155

Press (arrow up) and (arrow down) simultaneously for 
app.10 seconds in order to enter the operating menu. 
To show the choosen value press   . The display will 

now show the first point E0 in the operating menu. The 

operating menu will close and return to the main menu if 
a button has not been pressed for 15 sec.

If you wish to scroll through the operating menu, it may 
be done by pressing (arrow up) or (arrow down). The 
value of a point is shown when pressing (temp button). 
The value may be changed with the (arrow up) or (arrow 
down) while simultaneously pressing (temp button). The 
control will return to standard indication if no buttons have 
been pressed for app. 15 seconds.

1.3 Operating menu

E0: Factory default

If the system does not function as expected, even though 
the setpoints have been adjusted, and the cause is 
impossible to locate, it is recommended to note down the 
settings in the schedule. Thereafter, the setpoint must be 
adjusted to 1 and wait until the control returns to standard 
settings. Now all the set points have been changed to 
the factory default. It is now possible to start all over and 
adjust the set points.

Factory setting: 0

E2: T9 set temperature

This sensor is able to control the relay R9, which will 
be activated when the setpoint E2 is reached. The R9 
relay can be used to control the three way damper of the 
exhaust air. This three way damper can supply the living 
area with cool air, if the room temperature reaches the 
setpoint E2. For this function you will need a separate 
sensor, which is not a within the standard delievering. 
E2 can be set between 0-30°C
Factory setting: 21°C 

E8: Disinfection function ON/OFF

By setting the point to 1, the electric heating element will 
provide 65°C hot water once a week in order to disinfect 
the tank (legionella protection function), also although E2 
is set to 0.
Factory setting: 0

E9: Operating in cold surroundings ON/OFF

If the setting is 0 the heat pump will run as long as there 

is a need of heat.
Using the heat pump when taking the admission air 
from e.g. the cellar, there is an option of making the 
compressor stop in case the room is getting to cold. 
Instead, the electrical heat element will heat the water. 
The function is activated when the value has been set to 
0.
It is also possible to automatically let the electrical heat 
element help heating the water when the intake air 
temperature is below the temperature set in E10. 
Factory setting: 0

E10: Operating in cold surroundings

When activating the function menu E9, the temperature 
at which the compressor will stop or the electrical heat 
element will assist, may be set. The temperature is 
adjustable between -5-10°C.
Factory setting: 0°C

E13: Under floor min. Temp (Only Vanvex RS)

With this setting the minimum tank temperature is set,

which will allow heat to be delivered to the under floor

heating circuit. The temperature is adjustable between
20-50 °C.
Factory setting: 35

E15: Hygrostat / stop unit

If the value is 0 the speed of the fans will change to 3 
when the relative humidity is above the preset value of 
the hygrostat. If the value is 1 the unit will stop when the 
clips 25 and 26 are short circuiting.
Factory setting: 0

E16: Min. air flow

This value shows the minimum speed at which the fan is 
permitted to run when operating. Notice that the cooling 
system may be overloaded, resulting in a drop out of the 
high pressure switch, if the value has been set too high. 
The value should not be chosen higher than necessary 

in order to secure a minimal airflow through the cooling 

surface. Set between 0-100%.
Factory setting: 0%

E17: Forced ON

At 3rd speed there is an option of making the unit step 
down automatically to the 2nd speed after a number of 
hours by adjusting to set 1. If the set point is adjusted to 
0, the unit will run at the 3rd speed until a lower speed 
has been selected manually.
Factory setting: 0

E18: Hours

If automatic step-down at 3rd speed is in use, the number 
of hours at which the unit is to operate with forced air, 
may be adjusted here. The set point may be adjusted 
between 1 - 10 hours.
Factory setting: 3

Содержание Optima 155

Страница 1: ...Version V7 03 0310 GB User Manual Optima 155 Domestic Hot Water Heat Pump Vanvex R Vanvex RS...

Страница 2: ...t programme 5 2 Function 2 1 Control Optima155 6 2 2 Extra capacity 6 2 3 Operation safety 6 2 4 Faults 6 3 Maintaining 3 1 Communication box 7 3 2 Cooling System 7 3 3 Water circuit and boiler 7 3 4D...

Страница 3: ...al element will turn on whenever needed By adjusting the set point to 0 the electrical element will not turn on if needed At an outdoor temperature below 0 C it is an advantage to use the electric ele...

Страница 4: ...ill run as long as there is a need of heat Using the heat pump when taking the admission air from e g the cellar there is an option of making the compressor stop in case the room is getting to cold In...

Страница 5: ...arameter indicates the water temperature at which the reduction should start It may be set to 0 55 C Factory setting 45 C E23 Tmop This value indicates the maximum permitted evaporation temperature Th...

Страница 6: ...ings ON OFF 1 E10 Operating in cold surroundings 0 E13 Under floor min Temp 35 E15 Hygrostat stop unit 0 E16 Min air flow 0 E17 Forced ON 0 E18 Hours 3 E19 Extra Function 0 E20 Solar col hyst 5 E21 TX...

Страница 7: ...This may be used in order to achieve more extract in e g the bathroom while taking a shower When breaking the short circuit on the input pins to T4 the control will return to its previous step Defros...

Страница 8: ...ter pipe prevents the water from flowing back into the cold water pipe This means that the pressure in the tank will increase to the maximum pressure permitted by the safety valve at which point it wi...

Страница 9: ...r protects the equipment against overheating during heating with the electrical heating element The safety breaker is mounted on the electricat heat element The sensor for the electrical heat element...

Страница 10: ...10 Optima 155 Notes...

Страница 11: ...11 Optima 155 Notes...

Страница 12: ...12 Optima 155 Notes...

Страница 13: ...m Artiklima bvba B 9220 Hamme Tel 32 0 52 41 25 41 Fax 32 0 52 41 29 66 E Mail info artiklima be Great Britain Total Home Environment Ltd GB Moreton in Marsh GL 56 0JQ Tel 44 0 845 260 0123 Fax 44 0 1...

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