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FRIEDRICH MWM18Y3J
Owner's Manual
Shop genuine replacement parts for FRIEDRICH
MWM18Y3J
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Summary of Contents for Friedrich CB146032301 L13396
- Page 1 This Owner's Manual is provided and hosted by Appliance Factory Parts. FRIEDRICH MWM18Y3J Owner's Manual Shop genuine replacement parts for FRIEDRICH MWM18Y3J Find Your FRIEDRICH Other Parts - Select From 56 Models -------- Manual continues below part list --------...
- Page 2 Available Replacement Parts for FRIEDRICH MWM18Y3J P69700326 Cross Flow Fan P69700335 Filter Sub Assembly P69700328 Step Motor P69700323 Fan Motor P69700321 Front Case Assembly P69700313 Remote Controller...
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- Page 9 220V 220V Conditions Indoor:DB80°F/WB66.9°F Outdoor:DB95°F/WB75°F Indoor air flow:Super High Pipe length:24.6ft 230V 230V 240V Conditions Indoor:DB70°F/WB60°F 240V Outdoor:DB47°F/WB43°F Indoor air flow:Super High Pipe length:24.6ft Compressor speed (rps) Compressor speed (rps) Condition Condition Indoor:DB 70°F Indoor:DB 80.6°F WB66.2°F Indoor air flow: Super High Indoor air flow: Super High Pipe length:24.6ft Pipe length:24.6ft...
- Page 10 Conditions Conditions Indoor:DB80°F/WB70°F Indoor:DB70°F/WB60°F Outdoor:DB95°F/WB75°F Outdoor:DB47°F/WB43°F Indoor air flow:Super High Indoor air flow:Super High Pipe length:24.6ft Pipe length:24.6ft 89.6 91.4 93.2 96.8 98.6 100.4 102.2 104 105.8 107.6 109.4 Outdoor temp.(°F) Outdoor temp.(°F) Downloaded from www.Manualslib.com manuals search engine...
- Page 11 Indoor side noise when blowing Outdoor side noise when blowing High Super High Middle Indoor Fan Motor Rotating Speed Compressor frequency/Hz MWM18Y3J MRM18Y3J MRM24Y3J MWM24Y3J Downloaded from www.Manualslib.com manuals search engine...
- Page 12 5 1/2 21 2/7 7 1/5 Φ2 1/6 Φ2 1/6 1 4/7 6 1/3 2 4/5 5 1/8 7 3/5 Φ2 1/6 Φ2 1/6 2 3/4 3 1/2 Downloaded from www.Manualslib.com manuals search engine...
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- Page 14 Indoor unit Outdoor unit Gas pipe side Valve 4-Way valve Di s charge Heat Suction Accumlator exchanger Compressor (evaporator) Heat exchanger Liquid pipe (condenser) side Valve Strainer Capillary Strainer COOLING HEATING Indoor unit Outdoor unit Gas pipe side Valve 4-Way valve Di s charge Heat Suction...
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- Page 16 WARNING Please don't touch any terminal when the voltage of terminal P(DC+) and N(DC-) at 6YEGN U(R) COMP AP1 is higher than 30V to prevent the risk of electrical shock! V(S) W(C,T) BOTTOM BOND HEATER MAGIC RING 15YE 16BU 17RD TERMINAL TERMINAL HEAT...
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- Page 20 Compressor interface Compressor overload protector Temperature sensor Electric expansion valve Fan HALL interface Outdoor fan 4-way valve Communication interface with indoor unit Live wire Earthing wire Neutral wire Reactor interface 1 PFC capacitor interface Reactor interface 2 Downloaded from www.Manualslib.com manuals search engine...
- Page 21 START / STOP:Press to start or stop operation. :Press to decrease temperature setting. :Press to increase temperature setting. AUTO:Press to set fan speed. MODE:Press to select operation mode (AUTO/COOL/DRY/FAN/HEAT). SENSOR CLOCK:Press it set clock. TIMER ON:Press it to set auto-on timer. AIR SWEEP:Press it set swing angle.
- Page 22 Auto Medium speed High speed Low speed AUTO COOL DRY HEAT no display (horizontal louvers stops at current position) Downloaded from www.Manualslib.com manuals search engine...
- Page 23 Sketch map for replacing batteries Downloaded from www.Manualslib.com manuals search engine...
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- Page 31 Space to the wall Space to the wall At least 5 8/9 inch At least 5 8/9 inch Drainage pipe Downloaded from www.Manualslib.com manuals search engine...
- Page 32 Start installation Preparation before installation Read the requirements select installation Prepare tools for electric connection location Select indoor unit Select outdoor unit installation location installation location Install the support of outdoor unit Install wall-mounting frame, drill wall holes (select it according to the actual situation) Connect pipes of indoor Fix outdoor unit unit and drainage pipe...
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- Page 34 center location Level Wall Wall Space Space to the to the wall wall Open-end 5 8/9 5 8/9 wrench inch inch above above Union nut Pipe Pipe joint Union nut Pipe Torque wrench Left Φ2 1/6inch Right Φ2 1/6inch (Rear piping hole) (Rear piping hole) Indoor pipe Wall...
- Page 35 Screw Panel Wiring cover Indoor and outdoor power cord Indoor unit pipe Liquid pipe Band Drain hose Drain hose Connection pipe Band connection wire sleeve Indoor power cord N(1) Outdoor unit connection Outdoor Indoor Wall pipe Sealing gum Upper hook Lower hook of wall-mounting frame Downloaded from...
- Page 36 Handle N(1) POWER N(1) Indoor unit connection Drain vent Chassis At least 1 1/6inch above the floor Outdoor drain join t Drain hose Foot holes wire pipe Fixed nut Finish Foot holes The drain hos can't raise Liquid pipe Pipe joint upwards Liquid gas pipe...
- Page 37 The drain hose can't be fluctuant The water outlet can't be placed The drain hose in water can't be fluctuant The water outlet can't be fluctuant Liquid valve Piezometer Gas valve Valve cap Refrigerant charging vent Nut of refrigerant Charging vent Vacuum pump Inner hexagon spanner...
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- Page 42 Start Is the wiring terminal between temperature sensor and the controller loosened or poor ly contacted? Insert the temperature sensor tightly Malfunction is eliminated. Is there short circuit due to tri-pover of the pa rts? Make the parts upright Malfunction is eliminated.
- Page 43 Troubleshooting for H6 malfunction Stir the blade with a tool to see whether the blade rotates smoothly Tighten the screw; reassemble the blade, motor and shaft bearing rubber base sub-assy to make sure there is no foreign object between them Is malfunction eliminated Is the...
- Page 44 Possible causes: 1. There is no jumper cap on the controller; 2. Jumper cap is not inserted properly and tightly; 3. Jumper cap is damaged; 4. Controller is damaged. See the chart below: C5 is displayed on the unit. Install a matching Is there jumper cap on the jumper cap .
- Page 45 Start Normal fluctuation is within 10% of the rated voltage on the Is the supply voltage unstable with big fluctuation? Malfunction is eliminated. nameplate Is the supply voltage too low with overload? Adjust the supply voltage to maintain it within normal range Malfunction is eliminated.
- Page 46 Test 9 Test 3 Test 4 Test 2 Test 1 Test 5 Test 7 Tset 8 Test 6 Test 12 Test 10 Test 14 Test 11 Test 13 Downloaded from www.Manualslib.com manuals search engine...
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- Page 48 Turn on the unit and wait 1 minute Use DC voltmeter to measure the voltage on the two ends of electrolytic capacitor Fault with the voltage Replace the control testing circuit on Voltage higher than 200V? panel AP1 control panel AP1 Measure the AC voltage between terminal L and N on wiring board XT(power supply)
- Page 49 Energize and switch on Use AC voltmeter If the voltage Check the supply to measure the IPM protection between terminal L voltage and voltage between occurs after the and N on wiring machine has run for terminal L and N restore it to board XT is within a period of time?
- Page 50 Anti-high temperature, overload protection Normal protection, please use If the outdoor ambient temperature is it after improve the outdoor higher than 53 ºC? ambient temperature After the unit de- energized for 20min Improve the If the radiating of outdoor radiating environment of and indoor unit is well? unit...
- Page 51 Energize the unit and start it If the stop time is not enough and the If the stop time of compressor high and low pressure of system is not is more than 3min? balance , please start it after 3min Improve the connection situation If the compressor wire COMP(UVW) is of control board AP1 and...
- Page 52 Synchronism Synchronism after energize the unit occurred during and start it operation Check if the fan Replace fan If the stop time of If the outdoor fan works terminal OFAN is capacitor C1 compressor is more than normally? connected well 3min Replace Improve the radiating...
- Page 53 After the unit de-energized for 20min If the overload protector SAT is well connected? Under ambient temperature, test the resistance of overload protector with ohmic Connect wire If the wiring terminal FA of electron well with wiring expansion is well connected? diagram The resistance value of firs t 4 l e ad fo ot an d th e...
- Page 54 Start Check the connection wire of reactor (L) of outdoor unit and PFC capacity Replace connection If there is damaged If the malfunction is wire with circuit short circuit removed? diagram Remove PFC capacity and test resistance of two terminals Capacity is Re-energize short...
- Page 55 Start If the unit is operation normal before malfunction Check connection wire of indoor and outdoor unit with circuit diagram Check built- in wiring of Connection indoor and correct? outdoor unit Malfunction of Check connection circuit is wire of indoor and If the wiring is detected with outdoor unit with...
- Page 56 Start Test voltage value with Test 12 position in diagram with voltage meter Number jumping Test voltage value with Test 13(18K) 11(24K) position in diagram with voltage meter Number jumping Outdoor unit Test voltage malfunction value with Test 10 position in diagram with voltage meter Number jumping...
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- Page 79 Pipe Pipe cutter Leaning Uneven Burr Pipe Shaper Downwards Union pipe Pipe Hard mold Expander Pipe Smooth surface Improper expanding damaged leaning crack uneven surface thickness The length is equal Downloaded from www.Manualslib.com manuals search engine...
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