Toshiba HWT-601XWHT6W-E - Page 122

121
[F19] Detection of THO disconnection error
Attach THO sensor
to pipe
Replace THO sensor
No
No
THO sensor
is attached to pipe
Yes
THO sensor
characteristic is normal
Yes
Replace TWO sensor
No
TWO sensor
characteristic is normal
Yes
Start
Check water heat exchange control board
If defective, replace it
PC board
MCC-1753
(Refer to Characteristic table on page 137)
(Refer to Characteristic table on page 137)