10
.
The Water Timer must be stored in a dry place away from frost
before the frosty season begins.
.
The max. temperature for the water flow is 40 °C.
.
The minimum operating pressure is 1 bar, the maximum operating
pressure is 12 bar.
.
Check the filter in the sleeve nut
7
regularly and clean if necessary.
.
Avoid tensile strain. Do not pull the hose connected to the Water
Timer Electronic.
.
Only use clear fresh water.
9. Anti-Theft Protection
(Fig. D)
To protect your Water Timer against theft, the GARDENA anti-theft
protection
0
(1815 - 00 .791. 00) is available at GARDENA Service.
The bracket on the anti-theft protection is fitted onto the back of the unit.
Note that the screw included cannot be loosened once it has been
screwed in. The bracket can be used, for example, to attach a chain.
10. GARDENA Soil Moisture Sensor
(Fig. E)
Together with the GARDENA Soil Moisture Sensor (Art. No. 1187) watering
is controlled considering the soil moisture.
Assembly
The Soil Moisture Sensor is connected to the connection socket
6
on
the back of the control unit (Fig. A).
How it works
If the connected Soil Moisture Sensor indicates there is sufficient moisture
then the watering program is either interrupted or not initiated.
Note :
Manual watering (function
On / Off
-
man.
) is still possible.
11. GARDENA Rain Sensor
(Fig. F)
Together with the GARDENA Rain Sensor (Art. No. 1189) watering is
controlled considering natural precipitation.
Assembly
The Rain Sensor, as an alternative to the Soil Moisture Sensor, can be
connected to the connection socket
6
on the back of the control unit
(Fig. A).
Summary of Contents for 1820
Page 3: ......
