Maintenance; Replace Batteries Of Control Unit - Worcester Comfort+ II RF Installation And Operating Instructions Manual

Maintenance

[blank display or low battery symbol]
Description
Batteries are used up.
Table 14
1017- [system pressure too low]
Description
System pressure is too low.
Table 15
207 - [low system pressure]
Description
System pressure is low.
Table 16
1070 - [maintenance due on ...]
Description
Maintenance is next due on
<dd.mm.yyyy>. Please call
your installer, tel. <tel nr>
Table 17
1071 - [maintenance now due]
Description
Maintenance is now due.
Please call your installer, tel.
<tel nr>
Table 18
1072 - [maintenance overdue]
Description
Maintenance is overdue.
Please call your installer, tel.
<tel nr>
Table 19
18
Action
Replace batteries.
Action
Fill system.
Action
Fill system.
Action
Inform the installer that
maintenance should be
carried out within the next 30
days
Action
Inform the installer that
maintenance should be
carried out
Action
Inform the installer that
maintenance is 14 days
overdue
Key
The LED flashes every second if a fault display is present (e.g.
no EMS connection).
[LED flashes once per second]
Description
Local program fault
No fault in the heat source but
probably loss of the wireless
signal to at least one control
unit.
Table 20
9 Maintenance
The control unit and key require no maintenance other than
changing the batteries in the control unit.
The casing can be cleaned with a dry cloth. Do not use cleaning
agents or solutions.
9.1

Replace batteries of control unit

As soon as the symbol for weak batteries is displayed in normal
operation, the batteries must be replaced within the next
60 days, otherwise the programmed settings are lost.
▶ Replace the batteries with new ones of the same type: LR6/
AA 1.5 V Alkaline.
1
pmam
Fig. 16 Low batteries display
Access to the batteries
To release the control unit from the wall socket:
1. Insert a flat-head screwdriver into the recess on the
underside of the control unit.
2. Gently turn the screwdriver, until the locking device is
open.
3. Release the control unit from the wall socket.
Comfort+ II RF – 6720886122 (2018/07)
Action
Check the control units for
faults.
0010009674-002