6 MAINTENANCE DATA .......................................................................... 30
6.1 Troubleshooting procedures for electrical equipment .............. 30
6.2 Servicing ........................................................................................ 48
7 REFRIGERANT PIPING INSTALLATION / SERVICING MANUAL
FOR AIR CONDITIONERS USING R410A........................................... 49
7.1 Outline ............................................................................................ 49
7.2 Refrigerant piping installation ..................................................... 50
7.3 Installation, removal and servicing.............................................. 56
7.4 Refrigerant recovery ..................................................................... 61
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