Toshiba MMD-AP0186HP1-E Service Manual page 73

Check code
Outdoor 7-segment display
Main
remote
Check
Sub-code
controller
code
H14 H14
H15 H15
Location
Description System status
of
detection
I/F Compressor 2 All stop
case thermo
activation
I/F TD2 sensor All stop
miswiring
(incomplete
insertion)
– –
73
Error detection
Check items (locations)
condition(s)
Compressor 2 case Check Compressor 2 case thermo
thermo was circuit.
activated. (Connector, Wiring, Circuit board)
Open and check the service valve.
(Gas side, Liquid side)
Check the outdoor PMV clogging
(PMV1, 2).
Check the SV42 circuit.
Check the SV4 circuit (SV41 / 42
miswiring).
Check the opening status of indoor
PMV.
Check the four-way valve error.
Check the refrigerant shortage.
Air discharge Check installation of TD2 sensor.
temperature of (TD2) Check connection of TD2 sensor connector
does not increase and wiring.
despite compressor Check resistance characteristics of TD2
2 being in operation. sensor.
Check for defect in outdoor P.C. board (I/F).