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8
8
. LED Monitor Display
1
How to Read the Service Monitor LED........................................ 115
[1] How to read the LED .............................................................. 115
[2] Outdoor Unit Control LED Monitor.......................................... 116
9
9
. Test Run
1
Before a Test Run ........................................................................ 124
2
Test-Run Method.......................................................................... 124
3
Not to Be Alarmed When the Following Symptoms Appear ........ 125
4
Standard Operation (reference data) .......................................... 126
[1] Cooling Operation .................................................................. 126
[2] Operation under Other Conditions.......................................... 126
0
0
. When Refrigerant Leaks
1
Repairing Leaks: Preparation, making repairs, and recharging
the system with refrigerant .......................................................... 127
[1] Location of leaks: Extension piping or indoor unit .................. 127
[2] Location of leaks: Outdoor unit .............................................. 127
0
01
1
. Circulating Composition Analysis
1
Check the Composition of the Refrigerant .................................. 128