Jacuzzi lodge M, Use & Maintenance

21

Water heating

The water in the tub is heated by the electric heater (or to the heat 
exchanger) located in the tub compartment. Temperature adjust-
ment is managed based on specific parameters to be set from the 
control panel.

X

Press the key “

Up/Down

”

: the display will show the cur-

rently memorized temperature, the respective symbol appears 
and the LED comes on.

X

Press the key “

Up/Down

” 

 again to change the displayed 

value from a minimum of 15 °C to a maximum of 40 °C (59÷104 °F).

NOTE:

 if you press the upper part of the key, the displayed value 

increases. If you press the lower part, it decreases.

If the display is equipped with two separate keys, press the key

“

Up

”

 to increase the value or the key

 “

Down

”

 to decrease it.

X

To show the temperature of the water in the tub again, do 

not touch any key for about 5 seconds.

Maintenance of minimum temperature of water in tub and 
anti-freeze protection of the pipes (“Smart Winter”).

The system software of your hot tub is designed to provide effi-

cient, rational management of any hazardous situations which may 
occur due to excessively cold temperatures and freezing of the water.

For further information on water heating and system safe-

guards, refer to the product’s installation manual.

NOTE: 

when the anti-freeze protection is active, the display will 

show the message

 ICE.

Keyboard lock

To prevent the modification of set parameters, there is the option of 
activating the “keyboard lock” function.

X

To activate this function, simply press the first two keys to the 

right of the control panel at the same time for approximately 5 
seconds until the message “

Loc

” appears on the display followed 

by the water temperature value. 
It is still possible to activate the main hot tub functions 

(pump, 

light and blower where provided) 

where this function is active. 

X

To disable this function, simply press these same keys for ap-

proximately 5 seconds. The water temperature value will be pre-
sented on the display.

Abnormal operating conditions

- alarm signals -

Alarms are indicated on the display, with the corresponding error 
code. You will continue to see the code if the alarm condition per-
sists.

Here is a list of the various alarms that may appear. Refer to the 

product’s installation manual for a detailed description of the vari-
ous messages that may appear on the display.

X

“

FLO

”

The heater does not turn on.

- Contact an authorized Jacuzzi® service centre.

X

“

HOH

” 

The temperature is higher than or equal to 48 °C (118 °F) 

(the heater is turned off) 

DO NOT ENTER THE WATER

- If the alarm condition persists, try turning the switch up the line 
from the hot tub off and back on. If the signal stays on, contact 
an authorized Jacuzzi® service centre.

X

“

Ho

”  

Excessive water temperature 

DO NOT ENTER THE WATER

- If present, remove cover from hot tub. 
- If the excessive temperature increase is due to sunlight, add 
cold water to the hot tub. 
When the temperature has dropped to below 43 °C (109 °F), the 
hot tub should re-activate automatically. If it does not, discon-
nect the power supply and contact an authorized Jacuzzi® ser-
vice centre.

X

“

H2O

” (if installed) 

Water level too low.

It’s not possible to activate the pump.

- Fill with water until the message disappear. 

X

“

rPF

” 

Defective temperature probe.

DO NOT ENTER THE WATER

It is not possible to activate any function.

- Contact an authorized Jacuzzi® service centre.

X

“

HPF

”  

Activation of safety thermostat.

It is not possible to activate the electric heater.
(overheating; this may be due to irregular water flow).

- Try turning the switch up the line from the hot tub off and back 
on (system reset). If the signal stays on, contact an authorized 
Jacuzzi® service centre.