Table of contents
Service manual
6
FTXA20~50A(W)(S)(T) + FTXA20~50B(B)(S)(T) + RXA42+50A +
RXA20~35A(9) + RXA42+50B
Split Stylish R32
ESIE18-03D – 2021.05
5.1.1 Detailed information setting mode: Indoor unit ........................................................................................... 170
5.1.2 Detailed information setting mode: Outdoor unit ........................................................................................ 170
5.1.3 Detailed information setting mode: Remote controller................................................................................ 170
5.2 Wiring diagram................................................................................................................................................................ 171
5.2.1 Wiring diagram: Indoor unit........................................................................................................................... 171
5.2.2 Wiring diagram: Outdoor unit........................................................................................................................ 173
5.3 Piping diagram ................................................................................................................................................................ 176
5.3.1 Piping diagram: Indoor unit............................................................................................................................ 176
5.3.2 Piping diagram: Outdoor unit......................................................................................................................... 177
5.4 Component overview...................................................................................................................................................... 180
5.4.1 Component overview: Indoor unit................................................................................................................. 180
5.4.2 Component overview: Outdoor unit.............................................................................................................. 182
5.5 Field information report ................................................................................................................................................. 185
5.6 Service tools .................................................................................................................................................................... 188
5.7 Field settings ................................................................................................................................................................... 189
5.7.1 To control heating only mode........................................................................................................................ 189
5.7.2 To adjust target set temperature in heating operation ................................................................................ 189
5.7.3 To control the indoor unit fan during thermostat off in cooling................................................................... 190
5.7.4 To change auto restart ON to OFF ................................................................................................................. 190
5.7.5 To control cooling mode only ........................................................................................................................ 190
5.7.6 To reduce maximum sound levels ................................................................................................................. 191