Haier BD-478A Manual do Utilizador descarregar pdf (Página 40)

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(3) Filling

① Determine the filling quantity first according to the freezer being

repaired. (Each small mark of the liquid tube is 25g, each big mark is 100g).

② Open all related valves.

③ When the liquid level has reached filling quantity, close valves.

(4) Test run

① After filling, turn on power to freezer for test run. Observe the unit

operation.

② Switch off power.

12.6 Freezer noise

12.6.1 Freezer noise sources

Freezer noise comes from the expanding with heat and contracting with

cold of compressor, evaporator or condenser; from the contacting or

resonance of pipes; from the flowing of refrigerant; or from the vibration of

freezer because the floor is not level, etc.

MAINTENANCE SERVICE AND TROUBLE SHOOTING

Maintenance Service and Trouble Shooting

12.6.2 Compressor

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Haier BD-478A Manual do Utilizador Página 40