Toshiba RAV-GP1101AT8-E, Service Manual

Page: 61 / 109

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Check
code
[H0 3 ]
[H04]
Outdoor
LED display
<Display 1> <Display 2>
<Display 1> <Display 2>
<Display 1> <Display 2>
Check and troubleshooting
(Item without special mention Indicates part of outdoor unit.)
[Current detection circuit trouble]
[Power supply trouble (Vdc)]
→
Refer to [P05] col u mn.
[Case thermostat operation]
Check cr us hed or b roken pipe.
Tro ub le
→
Correct and Replace
Open valve f u lly.
Repair tro ub le po s ition.
Recharge refrigerant.
Replace o u tdoor P.C. b oard
(MCC-1599).
Correct connector.
Ca s e thermo s tat tro ub le
→
Replace
I s valve f u lly opened?
I s PMV normal?
I s there no ga s leak?
I s it not refrigerant s hortage?
I s cooling/heating operation availa b le
when s hort-circ u iting ca s e thermo s tat?
Are CN609 connection
and ca s e thermo s tat normal?
YES
YES
YES
YES
YES
NO
NO
NO
NO
Replace PMV.
NO
<Display 1> <Display 2> [Unset model type] : Only when s ervice P.C. b oard i s us ed [L10]
C u t j u mper line according
to the explanation s heet packaged
with the s ervice P.C. b oard.
Replace o u tdoor P.C. b oard
(MCC-1596).