Frigidaire FRS22PYS2 Installation Instructions (All Languages) - Page 19

Electrical safety Perform the electric safety check after completing installation: 1. Insulated resistance: The insulated resistance must be more than 2M . 2. Grounding work: After finishing grounding work, measure the grounding resistance by visual detection and grounding resistance tester. Make sure the grounding resistance is less than 4 . 3. Electrical leakage check (performing during test running): During test operation after finishing installation, the serviceman can use the electric probe and multimeter to perform the electrical leakage check. Turn off the unit immediately if electrical leakage happens. Check and find out the solution ways till the unit operates properly. Gas leak check Soap water method Apply a soap water or a liquid neutral detergent on the indoor unit connection or outdoor unit connections by a soft brush to check for leakage of the connecting points of the piping. If bubbles come out, the pipes have leakage point. Leak detector Use the leak detector to check for leakage. Caution A: Lo packed valve, B: Hi packed valve C and D are ends of indoor unit connection. indoor unit check point Cover Outdoor unit check point Electrical safety and gas leak check 24