Refrigerator Model:HBC-70/200(India)51MAINTENANCE SERVICE AND TROUBLE SHOOTINGAssume l1, l2, l3 is the length, width, height of refrigerator respectively, unitis m.A=l1/2 +d b=l2/2 +d c=l3/2 +dTake d=1mThen S=4(ab+bc+ac)The positions of measuring points are shown in table 4.12.8Measuring technology of refrigerator performanceparameter12.8.1 Measuring contentThe measuring technology of refrigerator includes measurement ofrefrigeration property and measurement of safety requirement of electricalparts. The following items must be done before ex-factory: (1) appearancerequirement; (2) cooling speed; (3) leakage of current; (4) insulationresistor (cool state); (5) electrical intensity; (6) starting performance; (7)ground resistor; (8) sealing performance of refrigeration system; (9)documents and accessories.Spot tests for ex-factory are: (10) store temperature; (11) insulation resistor(wet state and hot state); (12) electrical intensity (wet state and hot state);PDF created with pdfFactory trial version www.pdffactory.com