Toshiba RAV-SP560AT-E Service Manual page 142

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10-4-3. Troubleshooting with CHECK Display of Central Remote Controller
RAV-SM1100UT-E, RAV-SM1400UT-E, RAV-SM1100AT-E, RAV-SM1400AT-E (A03-003)
1. Operation for CHECK display
When pushing the CHECK switch, the indoor unit No. (Network address No.) including the check data is
displayed in the UNIT No. display section, and the check code is displayed in the set up temp. display sec-
tion.
MONITOR ZONE ON
SET ALL UNIT OFF
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
MONITOR/SET ALL/ZONE ZONE UNIT ON CENTER/LOCKED
ZONE SET/ENTER SELECT OFF TIMER ON
2. Reading of CHECK monitor display
<7 segment display>
0 1 2 3
<Display on CHECK monitor>
Unit line No. (Network address No.)
MONITOR ZONE
SET ALL
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
Check code detected at first
Check code detected at last
<CHECK data>
(Example)
In No.1 unit, first the interconnection wire (bus communication line) of indoor/outdoor has failed.
Next, the room temp. sensor is defective.
For No.16 unit, the high pressure switch at the inverter unit side operates.
UNIT
ON
CENTER AUX. TYPE STANDBY
LOCKED TIMER No. FILTER
MODE FAN TEMP . CHECK
FAN ONLY AUTO
1 ˚C
COOL HIGH
2
DRY MED.
LOUVER
HEAT LOW
MANUAL
AUTO FIX
MODE TEMP.
FILTER RESET CHECK
FAN LOUVER
4 5 6 7
ON CENTER
UNIT OFF LOCKED
MODE
FAN ONLY
COOL
DRY
HEAT
AUTO
UNIT
TEMP . CHECK
1
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CHECK switch
Push for 0.5 seconds to display CHECK code.
Push for 3 seconds to reset indoor microprocessor.
(While indoor microprocessor is locked by ALL STOP alarm)
Push for 10 seconds to clear check data.
RESET switch
8 9 10 11 12
AUX. TYPE STANDBY
TIMER No. FILTER
FAN TEMP . CHECK
AUTO
1 ˚C
HIGH
2
MED.
LOUVER
LOW
MANUAL
FIX
TEMP . CHECK
2
– 142 –
RAV-SM1100/1400UT-E
RAV-SM1100/1400AT-E
Push the switch in the hole with pin.
The remote controller resets initialized.
(All data is cleared.)
Hexadecimal
notation
13 14 15 Decimal notation
(Example)
There is no check data.
UNIT
UNIT
TEMP . CHECK
TEMP . CHECK
1