V–7
(5) Normal Display (Level 0)
The normal display appears after passing through the display subsequent to turning the power supply ON, when
selecting menu No. 0, or when no key operation occurs for 10 minutes.
Normal Display (Level 0)
On this outdoor unit system, the following data displays are repeated at 10-second intervals.
Display
sequence
Display contents Display examples Remarks
1 Number of indoor units
Outdoor unit address
System address
Number of indoor units
Outdoor address
System address
Indoor units - 20 units
It is always 0.
System 01
2 Engine operation time
12345 hours
3 Compressor inlet pressure
4 Compressor outlet pressure
When conducting automatic addressing, in place of engine operation time, the display will indicate that
automatic addressing is in progress.
Display
sequence
Display contents Display examples Remarks
1 Number of indoor units
Outdoor unit address
System address
Number of indoor units
Outdoor address
System address
Indoor units - 20 units
It is always 0.
System 01
2Automatic addressing
Mode 1
Mode 2 Heating
Mode 3 Cooling
Heater Remaining Power-on Time Display (Level 0)
Conditions : 5 hours yet to elapse since turning on outdoor unit power supply.
Engine yet to be operated since turning on outdoor unit power supply.
Compressor outlet temperature is 60.0 °C or below.
Display :
Remarks : This display indicates that crank case heater remaining power-on time is 5 hours.
This fi gure (5) decreases by one for the passage of each hour (4, 3…), returning to the normal
display after 5 hours.
3-Minute Off Display (Level 0)
Conditions : Engine startup forcibly delayed by 3 minutes.
Display : 7-segment display fl ashes at 1-second cycles.
Excluded when the No. 9 indoor unit status is displayed.
Warning Display (Level 0)
Conditions : Warning being issued
Display : TEST/WARNING LED fl ashing. Warning contents displayed on 7-segment LED.
ex)
: Oil check warning
GHPtroubleshooting.indbV‒7GHPtroubleshooting.indbV‒7 2012/11/2611:20:182012/11/2611:20:18
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