34
English
User manual - 1.2
5.5.2
Manual operation
1.
Press M
ENU
. Select
User menu
>
Manual
operation
using
S
and
T
. Press E
NTER
.
2.
Select
Manual operation start
or
Manual
operation stop
using
S
and
T
. Press E
NTER
.
5.5.3
Filling the installation
Applies to types S6A-R and S6A-R 2P.
1.
Press M
ENU
. Select
User menu
>
Manual
operation
using
S
and
T
. Press E
NTER
.
2.
Select
Manual operation > system fill
using
S
and
T
. Press E
NTER
.
3.
Select
Degassed
or
Non degassed
. Press E
NTER
.
5.5.4
Switch on again
Follow the procedure described below after the unit has
been switched off.
1.
Set the adjustment valves from the position "fully
open" in accordance with the table in § 5.4.1.
2.
Press O
N
/O
FF
.
3.
Press E
NTER
two times. The unit starts filling.
4.
Wait for 20 seconds until
Initial fill busy
disappears.
5.
Loosen the air vent screw (A, see figure on the
previous page) a few turns and tighten the screw
again when air has stopped coming out.
6.
Repeat steps 3 - 5 until water starts coming out of
the air vent screw at step 5.
7.
Also deaerate the back-up pump with type S6A-R
2P.
8.
Press E
XIT
two times. The status menu shows the
message
Err 7
when the test of the run dry
protection has been completed successfully.
9.
Press M
ENU
. Select
Manual operation
using
S
and
T
. Press E
NTER
.
10. Select
Reset
using
S
and
T
. Press E
NTER
.
5.5.5
Reading the memory
During operation the following data are stored in the
memory:
•
Accumulative running hours
•
Degassing history
•
Fault history
•
Refilling history (only with types S6A-R and
S6A-R 2P).
The memory can be read in the following way:
1.
Press M
ENU
. Select
User menu
>
History
using
S
and
T
. Press E
NTER
.
2.
Select
Fault history
or
Operation history
using
S
and
T
. Press E
NTER
.
3.
Select an item using
S
and
T
. Press E
NTER
.
4.
Repeatedly press E
XIT
to return to the status report.
Block.time day 2
See Block.time day 1.
Block.time week
Days of the week on which the unit
is not working.
Selected days are marked with an *.
After having changed this
parameter, select
Save
using
S
or
T
. Press E
NTER
.
Block.time year 1
Period per year during which the
unit is not working.
Block.time year 2
- 5
See Block.time year 1.
Max. syst.
pressure
1)
Pressure at which the unit stops.
Psystem desired
1)
Pressure at which the refilling
stops. Set this as low as possible if
the refilling is controled by the BMS
or external devices.
Refillpressure
1)
Pressure at which the refilling
starts.
Set this as low as possible when the
refilling is controled by the BMS or
external devices.
Refill alarm
1)
Maximum amount of fluid that may
be refilled per time (0 - 2500 l; 0 =
switched off).
Refill alarm
after1)
Continuous refilling time (0 - 255
min.; 0 = switched off).
Max. refill freq.
1)
Maximum number of times per day
that refilling is allowed
(0 - 10 times; 0 = switched off).
1) applies to types S6A-R and S6A-R 2P.
NOTE
If manually switched off, the process must be
manually switched on again.
Parameter
Description
NOTE
The unit also fills the installation with
(degassed or not degassed) fluid. When the
desired system pressure is reached, the unit
automatically goes to the
standby
status.
NOTE
The green LED "OK" indicates that the unit is
ready for use.
OBJ_BUCH-45-001.book Page 34 Tuesday, June 14, 2011 10:56 AM
