Panasonic CU-4E23LBE - TROUBLESHOOTING; COMMON SYMPTOMS AND CAUSES; PRE-SERVICE CHECKLIST; ERROR CODE RETRIEVAL

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• Multi Split Combination Possibility:
- A single outdoor unit enables air conditioning of up to two separate rooms for CU-2E15LBE, CU-2E18LBE.
- A single outdoor unit enables air conditioning of up to three separate rooms for CU-3E18LBE.
- A single outdoor unit enables air conditioning of up to four separate rooms for CU-4E23LBE, CU-4E27CBPG.