Toshiba RAV-104SBH-PE Service Manual page 88

Heronhill - for all your Toshiba requirements
DIAGNOSTIC FUNCTIONS
CHECK SYMPTON
CODE
OUTDOOR
HEAT-EXCHANGER
SENSOR (TL)
Out of place, break,
short-circuit.
HIGH PRESSURE
SWITCH
High pressure switch
does not reset.
{
5 sec in cooling
30 sec in heating
OTHER
ABNORMALITY OF
OUTDOOR UNIT
Compressor does not
operate. Start once,
but soon after stop by
OCR.
WRONG WIRING OF
REMOTE CONTROL
UNIT
Indoor Unit does not
operate at all.
*
FLOAT SWITCH
Float circuit out of
position, break.
*With drain pump unit only
Tel: 01823 665660
6. THE REMOTE CONTROLLERS
STATUS
OF AIR
CONDITIONER
Full Stop
Full Stop
}
Full Stop
Full Stop
Outdoor Unit stops
88
www.heronhill.co.uk
JUDGEMENT AND ACTION
1. Check the outdoor heat-exchanger
sensor.
2. Check the outdoor PCB.
1. Check the high pressure switch.
2. Check the outdoor PCB.
1. Check the compressor.
2. Check the wiring of compressor.
(lack of phase, short circuit)
3. Check the voltage.
4. Check the outdoor PCB.
1. Check the wiring between remote
control unit and Indoor Unit.
2. Check the indoor unit PCB.
1. Fault in drain pump.
2. Drain pipe clogged.
3. Check for indoor PCB.
Fax: 01823 665807