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MODEL OVERVIEW
About this model: Midea MRT18S2AWW
MRT18S2AWW is the Canadian white 18-cu-ft top-freezer model with wire shelving, an optional IM1800MD ice maker, a separate standby lamp and three verified LED sensor rows.
Recognize the white wire-shelf model
MRT18S2AWW is Midea Canada's white top-freezer refrigerator with eighteen cubic feet overall, divided into 13.9 cubic feet of refrigerated storage and 4.1 in the freezer. Its exact listing measures 29.5 inches wide, 30.9 deep and 66.6 high, and rates noise at 41 dB. The product emphasises two produce crispers, reversible doors, LED lighting and durable wire shelves. Its owner parts diagram counts three wire shelves plus a glass shelf, with door bins and levelling feet. The PDF cover names exact MRT18S2AWW beside black and stainless S2 variants and gives 115 V at 60 Hz. This is not the later 18.1-cubic-foot D3 series: capacity split, shelf material, optional ice-maker kit and control timing differ. Check the complete model before using advice or indicator labels from a similar white Midea refrigerator.
Respect its installation and waiting periods
The guide calls for a free-standing placement with three inches of clearance at the top, rear and both sides, plus room for the door to swing when its hinges are reversed. A grounded 115-volt, 60-hertz, 15-amp supply is specified in the electrical chapter. The product page uses a nominal 120-V label; the manual and appliance rating plate should guide the actual installation. After normal transport, let the unit stand upright about two hours before plugging it in. If it spent time horizontal, the moving instructions instead say wait 24 hours for refrigerant to settle. The reversible-door procedure uses a supplied left hinge kit. Ice production is optional: the owner manual identifies compatible IM1800MD, whose installation has a separate guide. Do not assume an unmodified MRT18S2AWW contains an active ice maker or has an ice diagnostic. These installation details are more useful than guessing from cabinet appearance.
Operate two temperature controls
The control is unusual compared with a digital temperature display. Five front LED positions represent progressively colder refrigeration settings; LED3 lights at the medium default. A change made with the setting button takes effect after twenty-five seconds. LED6 identifies standby. Holding the button three seconds enters standby and stops the compressor; a brief press resumes operation. The freezer also has its own COLD/COLDER dial, so a warm freezer may reflect that separate position rather than the fresh-food LED setting. The manual says an actual failure causes an appropriate LED sequence, while normal operation shows the current cooling choice. Before diagnosing, observe whether the panel is simply at LED3, is in standby, or is showing the pair described in the error table. A recent adjustment should be given its stated response time.
Check normal causes before calling
Door gaskets need to remain clean and flexible, and food should be wrapped so odors do not develop. The troubleshooting table says a recently added large load, frequent door opening or a door that does not seal can lengthen compressor operation or leave food warm. If the unit was disconnected, the guide allows around four hours to cool completely before adding food. Check the household breaker, level the cabinet and move packages out of the door path before treating a cooling complaint as a sensor fault. Wire shelves help circulation only when not blocked by tightly packed items. If the refrigerator smells, cleaning or wrapping may solve it; the owner table does not connect odor to any of its three LED faults. Routine maintenance and fault reading are separate tasks, even though both begin with looking at the same refrigerator.
Compare all three owner fault rows
The physically rendered owner table on PDF page 21 defines three indicator rows. LED1 with LED2 is labelled refrigerator temperature-sensor circuit. LED1 with LED3 names the freezer defrost sensor. LED1 with LED4 names the ambient-temperature sensor. Page 16 explains that the relevant LEDs flash in a failure, while normal LED positions communicate the chosen temperature. These are panel indications, not E-codes appearing on a character display. Distinguish the second LED carefully: LED3 in the diagnostic row is different from the steady LED3 medium setting. Record MRT18S2AWW, both indicator numbers and the behaviour of the lights. The owner guide directs repairs to qualified service personnel, especially around the refrigerant and electrics. The three rows are present in the exact owner's PDF linked from the manufacturer's Canadian product page.
Verified model details
13.9-cu-ft fresh section and 4.1-cu-ft freezer
Source for this detailWire shelves and two produce drawers
Source for this detailFive cooling LEDs plus standby
Source for this detailThree owner-table indicator pairs on page 21
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18.0 Cu. Ft. 30" Top Mount Freezer Refrigerator MRT18S2AWW
Open official sourceIf there is a safety risk, stop using the appliance and follow the manufacturer’s instructions.