Daikin Altherma EBLQ011CA3V3 - Booster Heater; Checking Procedures; Repair Procedures

2 Components
Service manual
49
EBLQ+EDLQ011~016CAV3+W1 + EBLQ+EDLQ011~016CA3V3+W1
+ EK(2)CB07CAV3 + EKMBUHCA3V3+9W1
Daikin Altherma – Monobloc
ESIE18-04 – 2019.02
2 Open the switch box.
3 Loosen and remove the 2 screws that fix the backup heater
thermal protector bracket to the switch box.
b c a
ac d
a Screw
b Backup heater thermal protector bracket
c Screw
d Backup heater thermal protector
4 Loosen and remove the 2 screws that fix the backup heater
thermal protector to the bracket.
5 Disconnect the wires from the backup heater thermal protector
terminals.
6 Remove the backup heater thermal protector while guiding the
sensor and wiring through the grommet.
7 To install the backup heater thermal protector, see
"2.5.2Repair procedures"on page48.
To install the backup heater thermal protector
1 Route the backup heater thermal protector sensor and wiring
through the grommet of the switch box.
b c a
ac d
a Screw
b Backup heater thermal protector bracket
c Screw
d Backup heater thermal protector
2 Connect the wires to the backup heater thermal protector
terminals.
3 Install the backup heater thermal protector on the bracket.
Install and tighten the 2 screws.
4 Install the backup heater thermal protector bracket on the
switch box. Install and tighten the 2 screws.
5 Install the backup heater thermal protector sensor on the
backup heater.
a b
a Backup heater thermal protector sensor
b Backup heater
6 Close the switch box.
Is the problem solved? Action
Yes No further actions required.
No Return to the troubleshooting of
the specific error and continue
with the next procedure.
2.6 Booster heater
2.6.1 Checking procedures
To perform an electrical check of the booster
heater
1 For the correct procedure, see the installation manual of the
water tank.
Does the booster heater
function correctly?
Action
Yes Return to the troubleshooting of
the specific error and continue
with the next procedure.
No Replace the booster heater, see
"2.6.2Repair procedures"on
page49.
2.6.2 Repair procedures
To remove the booster heater
1 For the correct procedure, see the installation manual of the
water tank.
2 To install the booster heater, see "2.6.2Repair procedures"on
page49.
To install the booster heater
1 For the correct procedure, see the installation manual of the
water tank.
Is the problem solved? Action
Yes No further actions required.
No Return to the troubleshooting of
the specific error and continue
with the next procedure.