
User manual - version 1.1 English 31
5.5.2 Manual operation
1. Press MENU. Select User menu > Manual
operation using Sand T. Press ENTER.
2. Select Manual operation start or Manual
operation stop using Sand T. Press ENTER.
5.5.3 Filling the installation
Applies to types S6A-R and S6A-R 2P.
1. Press MENU. Select User menu > Manual
operation using Sand T. Press ENTER.
2. Select Manual operation > system fill
using Sand T. Press ENTER.
3. Select Degassed or Non degassed. Press ENTER.
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 ON/OFF.
3. Press ENTER 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 EXIT two times. The status menu shows the
message Err 7 when the test of the run dry
protection has been completed successfully.
9. Press MENU. Select Manual operation using S
and T. Press ENTER.
10. Select Reset using Sand T. Press ENTER.
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 MENU. Select User menu > History using S
and T. Press ENTER.
2. Select Fault history or Operation history
using Sand T. Press ENTER.
3. Select an item using Sand T. Press ENTER.
4. Repeatedly press EXIT to return to the status report.
5.5.6 Reading data
The following general data have been stored in the
memory of the unit:
•Unit type
•Software version
•Installation date.
The general data can be read in the following way:
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 Sor
T. Press ENTER.
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 *)
Pressure at which the unit stops.
Psystem desired*) Pressure at which the refilling
stops. Set this as low as possible if
the refilling is controled by the BMS
or external devices.
Refillpressure*) 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*) Maximum amount of fluid that may
be refilled per time (0 - 2500 l; 0 =
switched off).
Refill alarm after*) Continuous refilling time (0 - 255
min.; 0 = switched off).
Max. refill freq.*) Maximum number of times per day
that refilling is allowed
(0 - 10 times; 0 = switched off).
*) applies to types S6A-R and S6A-R 2P.
NOTE
If manually switched off, the process must be
manually switched on again.
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.
Parameter Description
NOTE
The green LED "OK" indicates that the unit is
ready for use.
OBJ_DOKU-75-001.fm Page 31 Thursday, January 29, 2009 1:34 PM