Repair Procedures; Compressor; Checking Procedures - Daikin altherma 3 M Service Manual

3 | Components
To perform an electrical check of the booster heater thermal protector

3.6.2 Repair procedures

To remove the booster heater thermal protector
To install the booster heater thermal protector

3.7 Compressor

3.7.1 Checking procedures

To perform an auditive check of the compressor
Service manual
134
1 For the correct procedure, see the installation manual of the water tank.
All measured circuit breakers are
closed?
Yes
No
1 For the correct procedure, see the installation manual of the water tank.
2 To install the booster heater thermal protector, see
4
procedures" [ 134].
1 For the correct procedure, see the installation manual of the water tank.
Is the problem solved?
Yes
No
INFORMATION
It is recommended to perform the checks in the listed order.
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Remove the required plate work, see
1 Open the compressor insulation.
2 Turn ON the power using the respective circuit breaker.
3 Start the unit operation via the user interface.
4 Wait for - or create condition to operate the compressor.
5 Listen to the compressor when it tries to operate. Judge if a mechanical lock is
present.
Action
Booster heater thermal protector is OK.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Replace the booster heater thermal
protector, see "3.6.2 Repair
4
procedures" [ 134].
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
"3.17 Plate work" [
EBLA09~16DA + EDLA09~16DA
"3.6.2 Repair
4
230].
Daikin Altherma 3 M
ESIE20-06A – 2021.03