Haier DW-40L92 Service Manual

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Contents

Haier DW-40L92 Service Manual Manual pdf 14 page image

14 / 253 Temperature display function The actual temperature displayed is integer. The measured value is rounded off to integer. innormal situation, the temperature shall not hop, with all temperature variable being ±1 /min;℃ The display range is from +34 to℃ -45 , with temperature higher than +34 , displaying “HH”;℃ ℃with temperature lower than -45 , displaying “LL”.℃4 Quick-freeze setup function Press quick-freeze button to light indicating light SF, indicating that the refrigerator is in operation;press the button again to release the status, or it may be released automatically after three hours.Temperature can not be set under quick-freezing status;5 Overheat alarming function When the actual temperature sensed by the sensor is higher +5 higher or lower than set℃temperature, the overheat alarming light will flicker (with interval of 1S), accompanies by buzzing (withinterval of 0.5S). Press the buzzing releasing button to release buzzing; but the red light will keep onflickering (press again can not recover buzzing. It is only when the temperature is within +5 upper or℃lower than set temperature or cut the power, the buzzing releasing button can reset to recover buzzingfunction). Note: if the freezing sensor is in error, the red light may keep on flickering with interval of 1S andalarming fail.6 Recovery processing and error display of freezing sensor When the freezing sensor is in error (short circuit or open circuit), the temperature value displayedwill be “F1”; the frozen food cabinet enters protecting mode and compressor is in fixed alternation of20min on and 5min off with alarming in failure; if the refrigerator is in quick-freeze status, quit (thecorresponding light will be off).7 Break down memory function When the frozen food cabinet is broken down and electrified again, the memory function canoperate according to status set before breaking down. Display control>quick freeze>normal control F1 display >temperature display8 Temperature adjustment principle and alignmentThis machine adopts microcomputer controlled temperature control system to control on-off of the press.In electrified condition, the screen may display current temperature. If you want to change the settemperature, for example, change from -30 to℃ -35 , please operate as following:℃Press both “ ” and “ ” for 3 seconds, the set temperature starts flickering. Press “ ” once, the∧ ∨ ∧temperature will decrease by 1 until it reaches℃ -40 , and then press back to℃ -10 ; press “ ” once, the℃ ∨temperature will increase by 1 until it reaches℃ -10 , and then press back to℃ -40 ; if there is no 5℃second operation, quit the setting status back the normal temperature display.Press “quick-freeze”, “ ” and “ ” simultaneously for 5 seconds to align difference between displayed△ ▽temperature and set temperature at certain point, with aligning temperature being ±5 . If the displayed℃temperature is -40 and temperature of certain poin℃ t is -35 , enter +5 to make display temperature℃ ℃-35 , vice versa.℃Press alarm, cancel and temperature set for 10 seconds, the screen display HS. Press two temperaturesetting buttons simultaneously, the number on screen flickers; press “ ” and “ ” to set△ ▽ highesttemperature and then loosen. It will quit automatically in 3 seconds and the screen now displays LS.Press two temperature setting buttons simultaneously, the number on screen flickers; press “ ” and “ ”△ ▽to set lowest temperature and then loosen. It will quit automatically in 3 seconds.

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