Service Manual 51
Cycle Troubleshooting Guide
Comp basic step.
Free joint outdoor unit has two compressor (TPS: Twin power system)
If overload Max. capacity, display error code in indoor unit.
Max. capacity
Step Step 1 Step 2 Step 3
Outdoor Operation Mode COMP 40%(B)only COMP 60%(A)only COMP 100%(A+B) together
18k(Max. 19k)
Cooling Qs<=7k Qs<=12k 12k<Qs
Heating - Qs<=9k 12k<Qs
21k(Max. 23k)
Cooling Qs<=9k Qs<=12k 12k<Qs
Heating - Qs<=9k 12k<Qs
30k(Max. 33k)
Cooling Qs<=12k Qs<=19k 19k<Qs
Heating Qs<=12k Qs<=19k 19k<Qs
Outdoor Max capacity
14k 14k combination
18k 19kcombination
21k 23k combination
30k 33k combination
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