Daikin FTXA20A - Page 113

2 | Components
Service manual
113
FTXA20~50A(W)(S)(T) + FTXA20~50B(B)(S)(T) + RXA42+50A +
RXA20~35A(9) + RXA42+50B
Split Stylish R32
ESIE18-03D – 2021.05
10 Measure the insulation resistance for the motor terminals. Measurements
between each phase and fan motor body (e.g. axle) MUST be >1000MΩ.
Are the measured resistance values
correct?
Action
Yes Perform a check of the main PCB, see
"Checking procedures"[491].
No Replace the DC fan motor, see "Repair
procedures"[4113].
Problem solved?
After all checking procedures listed above have been performed:
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.
Repair procedures
To remove the propeller fan blade assembly
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
1 Remove the required plate work, see "2.14Plate work"[4120].
2 Remove the nut that fixes the propeller fan blade assembly.
a b
a Nut
b Propeller fan blade assembly
3 Pull and remove the propeller fan blade assembly from the DC fan motor
assembly.
INFORMATION
Use a pulley remover if the propeller cannot be removed manually.
4 To install the propeller fan blade assembly, see "Repair procedures"[4113].