Toshiba RAV-SP1100UT-E Service Manual page 56

[P19 error]/[08 error]
NO
Check and replace
electron expansion
valve.
NO
* Refer to Characteristics-2.
Replace TC sensor.
• In cooling operation, if high pressure is abnormally raised, [P19 error]/[08 error] may be displayed. In this
case, remove cause of pressure up and then check again referring to the item [P04 error]/[21 error].
[F02 error]/[0d error]
Is connection of TC sensor connector
(Indoor P.C. board CN101) normal?
YES
Are characteristics of
TC sensor resistance value normal?
YES
Check indoor P.C. board
(MCC-1402).
Defect Replace
Is operation of
4-way valve normal?
YES
Is flow of refrigerant
by electron expansion
valve normal?
YES
Are characteristics
of TC sensor resistance
value normal?
YES
Check indoor P.C. board.
Defect Replace
NO
NO
* Refer to Characteristics-2.
Is voltage applied
NO
to 4-way valve coil terminal
in heating operation?
YES
Is circuit cable normal?
YES
Check CDB P.C. board.
YES
56
NO
Check 4-way valve
Defect Replace
NO
Check and correct circuit.
NO
Check CDB P.C. board.
Defect Replace
Correct connection of connector.
Replace TC sensor.