Replacing The Brine Flow Switch - Daikin EGSQH10S18AA9W Service Manual

ESIE13-03 | Part 3. Repair

2.2.5. Replacing the brine flow switch

2.2.5.1 Preliminary actions
1. Switch off the Daikin Altherma GSHP via the user interface.
2. Remove the front panel, refer to
3. Remove the switch box cover, refer to
4. Drain the brine circuit, refer to
2.2.5.2 Procedure
I
NFORMATION
The brine flow switch wire is replaced together with the brine flow switch. To facilitate the installation of new brine flow
switch, a pull line must be attached to the brine flow switch wire before removal.
Removal
1. Unplug connector X18A (1) from the A10P PCB (2).
2. Attach a pull line (3) of approximately 2 meter to the brine flow switch wire (4).
3. Loosen the nut (5) that fixes the brine flow switch (6).
4. While guiding the pull line (3) through the grommet (7), pull the brine flow switch wire (4) until the pull line (3) surfaces at the
bottom of the Daikin Altherma GSHP.
5. Detach the pull line (3) from the brine flow switch wire (4).
6. Remove the brine flow switch (6).
Page 102
Ground source heat pump
"Removing the front panel" on page
"Removing the switch box cover" on page
"Draining the brine circuit" on page
2. Unit specific repair procedures
85.
89.
86.
13/05/15 | Version 2.0