Monitoring Operations - Sanyo AHX0752 Service Manual

1. Outdoor Unit Maintenance Remote Controller

4. Monitoring Operations

Display the indoor unit and outdoor unit sensor temperatures.
<Operating procedure>
Press and hold the
4 seconds or longer to engage temperature monitor mode.
During temperature monitoring,
(The display and operations are the same as for monitor mode using the indoor
unit remote controller.)
Press the (UNIT) button and select the indoor unit to monitor.
Press the temperature setting
code of the temperature to monitor.
The unit No. of the selected indoor unit, and the temperature data, are displayed.
To end monitoring, press the
The display returns to the normal display.
NOTE
The display does not blink.
Display of unit No. 1 (main unit)
DN Description
Intake temp.
E1
E2
E3
Discharge temp.
Discharge temp. setting
Indoor unit electronic control valve position
Discharge temp. 1 at Compressor 1
Discharge temp. 2 at Compressor 2
High-pressure sensor temp.
Heat exchanger gas 1
Heat exchanger liquid 1
Heat exchanger gas 2
Heat exchanger liquid 2
Outdoor air temp.
Not used
Inverter primary current
Current at Compressor 2 (CT2)
MOV1 pulse
MOV2 pulse
Discharge temp. 3 at Compressor 3
Current at Compressor 3 (CT3)
MOV3 pulse
Heat exchanger gas 3
Heat exchanger liquid 3
Low-pressure sensor temp.
Suction temp.
Oil 1
Oil 2
Oil 3
Actual operating frequency
0A and subsequent items are outdoor unit data. 0A – 22 are for unit No. 1.
NOTE
2A – 42 are for unit No. 2. 4A – 62 are for unit No. 3. 62 – 89 are for unit No. 4.
(CHECK) and (CANCEL) buttons simultaneously for
illuminates.
and
(CHECK) button.
STEP
A
A
STEP
STEP
A
STEP
Hz
buttons and select the item
Remarks
Indoor unit
Outdoor unit
6-7
Service Checker
4 1 2 3
1
2
3
4
5
6
7
8