Mitsubishi PK18FL3 Скачать руководство пользователя страница 34

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OC275-34

3. WRONG WIRING ON SITE

Symptom due to wrong wiring between indoor and outdoor units

4. HOW TO CHECK THE PARTS

Wrong wiring

Thermostat

Phenomena

Outdoor unit

Indoor unit

OFF

The outdoor unit stops.

Operation stops. 9 minutes later, the check code ¨P8¨ appears
on the remote controller display.

OFF

Operation stops.

9 minutes later, the check code ¨P8¨ appears on the remote con-
troller display.

Disconnect between 1 and 1 or 2 and
2.

Room temperature
thermistor (RT1)
Pipe temperature
thermistor (RT2)

Fan motor (MF)

Disconnect the connector, then measure the resistance using a tester.
(Surrounding temperature 50°F to 86°F)

Measure the resistance between the terminals using a tester.

Opening and closing temperature of protector.

Open: 266

41°F (Fan motor OFF)

Close: 176

68°F (Fan motor ON)

Normal

4.3k

to 9.6k

Abnormal

Open or short

Motor terminal

Relay connector

Normal

18,24FL3

Abnormal

Red-White

99.5

10%

Open or short

White-Black

103.5

10%

Red

White

Black

Relay connector

Protector

Parts name

Check points

30,36FL3

62.6

10%

74.0

10%

Vane motor (MV)

Measure the resistance between the terminals using a tester.
(Surrounding temperature 68°F to 86°F)

Normal

186 to 214

Abnormal

Open or short

3 6 1

4
5
2

Pink

Connector

Red

Orange

Blue

Brown

ellow

Brown-Yellow

Brown-Blue

Red-Orange

Red-Pink

OC275--2.qxp 01/12/14 3:07 PM Page 34

Содержание PK18FL3

Страница 1: ...OC275 6 6 OUTLINES AND DIMENSIONS OC275 13 7 REFRIGERANT SYSTEM DIAGRAM OC275 15 8 WIRING DIAGRAM OC275 16 9 OPERATION FLOW CHART OC275 17 10 MICROPROCESSOR CONTROL OC275 20 11 TROUBLESHOOTING OC275...

Страница 2: ...TRANSFORMER to POWER BOARD 2 SW1 changed from function selector to mode selector 3 SW2 changed from unit selector to address selector 4 The number of switches of SW3 changed from 3 to 2 pieces 5 Func...

Страница 3: ...back plate installation guide gives clear instructions on installation positions The enlarged back plate secures the unit firmly to the wall while the support piece which lifts the unit makes left si...

Страница 4: ...RATURE button sets any desired room temperature CLOCK display Displays the current time display Displays the order of timer operation display Displays whether timer is on or off Buttons used to set th...

Страница 5: ...0 11 0 12 23 28 53 33 1 2 154 55 1 8 34 1 4 11 5 8 PK24FL3 24 000 2 34 10 3 10 6 PK24FL3 15 1 0 7 710 530 640 480 7 2 48 41 1 1 16 53 PU24EK1 20 16 0 65 0 65 NH33NBD 11 5 54 0 16 0 17 33 39 55 207 Mun...

Страница 6: ...23 4 23 2 22 1 21 7 33 7 31 4 29 2 29 0 27 7 27 1 38 4 35 7 33 3 33 1 31 5 30 9 85 SHC 14 3 15 8 17 2 15 4 15 0 14 4 15 8 18 1 20 0 17 6 17 1 16 6 20 8 23 6 25 8 22 9 22 3 21 5 22 1 25 3 28 1 24 8 24...

Страница 7: ...5 Total capacity 10 3 Btu h Total power consumption kW Outdoor intake air DB temperature F indoor intake air WB temperature F indoor intake air WB temperature F SHF 0 82 Total capacity 10 3 Btu h Tota...

Страница 8: ...50 60 70 80 90 100 110 Outdoor ambient temperature DB F DB F psi G Indoor DB temperature F Indoor DB temperature F Condensing pressure Suction pressure PK24FL3 Cooling mode PK24FL3 Outdoor ambient tem...

Страница 9: ...door ambient temperature F PK30FL3 Suction pressure DB F 86 80 75 70 100 90 80 70 60 50 40 30 30 40 50 60 70 80 90 100 110 psi G Indoor DB temperature F Outdoor ambient temperature F Indoor DB tempera...

Страница 10: ...00 0 82 1 75 PK18FL3 115 1 60 0 09 0 7 PU18EK1 208 230 1 60 1 66 12 0 0 75 255 82 171 118 51 25 80 67 61 59 1 300 710 95 75 790 1 590 PK24FL3 Cooling 24 000 0 72 2 34 PK24FL3 115 1 60 0 09 0 7 PU24EK1...

Страница 11: ...ltage Min 103V Max 127V Min 198V Max 253V Function Cooling DB F 80 95 67 80 Condition Standard temperature Maximum temperature Minimum temperature Maximum humidity Indoor Intake air temperature Outdoo...

Страница 12: ...Hi NOTCH Lo 49 SPL dB 44 LINE 7 NOISE CRITERION CURVES 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE NC 60 NC 50 NC 40 NC 30 NC 2...

Страница 13: ...ck out hole for piping 31 32 43 11 16 7 7 32 9 7 16 B 44 3 32 21 23 32 4 23 32 2 5 32 4 1 32 4 3 8 Air outlet 21 23 32 Air outlet Change vane manual Under panel Removable at left hand side piping Knoc...

Страница 14: ...15 32 1 17 32 1 17 32 3 15 16 3 15 16 5 32 5 32 2 29 32 2 29 32 2 9 16 3 27 32 1 17 32 Lower side 2 1 Knock out hole for wiring 9 1 4 1 25 32 9 1 4 1 25 32 9 1 4 1 25 32 9 1 4 1 2 1 25 32 2 15 32 1 2...

Страница 15: ...e temperature thermistor Liquid RT2 Pipe temperature thermistor Liquid RT2 Refrigerant pipe Option 5 8 with heat insulator Refrigerant pipe Option 3 8 with heat insulator Distributor Indoor heat excha...

Страница 16: ...ration If remote controller or microcomputer fails but there is no other trouble emergency operation is possible by setting dip switch SW3 I B on the indoor controller board NOTES LED DC5V POWER X4 RE...

Страница 17: ...door side Outdoor side Fan STOP Compressor OFF Fan STOP MAIN OPERATION w1 In addition the centralised control and remote control can be operated w2 The modes which indicate the sources of trouble are...

Страница 18: ...mperature 30 F or lower YES NO 6 minute time delay 3 minute time delay Coil frost prevention release Allowance period 6 minute time delay Allowance set 1 min continue Coil frost protection FAN speed L...

Страница 19: ...perature is below 43 F the fan speed changes to LOW mode It is not possible to set the fan speed with the remote controller DRY OPERATION DRY operation Initial dry operation Room temperature is 64 F o...

Страница 20: ...e thermistor Indoor coil thermistor Independent Control of Outdoor Unit OUTPUT to indoor unit INPUT from indoor unit 12VDC Receives orders from remote controller and temperature data from indoor unit...

Страница 21: ...controller setting MIN 3 minutes w1 Room temperature becomes equal to set temperature Room temperature rises above set temperature Operation stops by POWER button OFF How to operate 1 Press POWER ON...

Страница 22: ...uously operated for 3 minutes or more and the indoor coil temperature has been 5 F or below for 3 minutes the coil frost protection will start Coil frost protection Compressor stops for 6 minutes and...

Страница 23: ...e controller display Changes by pressing the AIR DISCHARGE button AUTO RETURN When discharge 60 or 70 continues for 1 hour with the fan speed at LOW the discharge direction turns to the horizontal dis...

Страница 24: ...or 3 minutes If the room temperature thermistor reads 79 F to 83 F with thermostat 0N the compressor will operate for 4 more min utes and then stop for 3 minutes If the room temperature thermistor rea...

Страница 25: ...he indoor fan will stop When the indoor coil temperature is below 43 F the indoor fan will run on LOW speed b During compressor ON The indoor fan runs on LOW speed Dry mode The fan notch is controlled...

Страница 26: ...operate 1 Push POWER ON OFF button 2 Check if or not the current time is correct 3 Push the or button and select the desired time 4 Set the timer time using HR and MIN buttons 2 3 FAN operation 2 4 TI...

Страница 27: ...L mode then check whether cool air is blown out from the unit 4 Press the button and check whether strong air is blown out from the unit 5 Press the button and check whether the auto vane operates pro...

Страница 28: ...cy operation because the drain may overflow How to operate 1 For emergency cooling set the dip switch SW3 1 to ON and SW3 2 to OFF 2 Turn ON the outdoor unit breaker and then ON the indoor unit breake...

Страница 29: ...ch for detecting abnormalities in the outdoor unit abnormality detection OFF When an abnormality occurs it is detected ON Even if an abnormality occurs it can not be detected SW1 8 Switch for auto res...

Страница 30: ...nitial factory setting by is based on each capacity Model SW7 PK36FL3 1 2 3 ON OFF PK30FL3 1 2 3 ON OFF PK24FL3 1 2 3 ON OFF 7 SW8 Option SW8 1 2 Not for use SW8 3 4 Not for use SW8 5 Not for use SW8...

Страница 31: ...operation from the status of remote controller display turned off blinks and Model No is lighted 3 Press the button twice continuously A Pair No 0 blinks 4 Press the temp button to set the pair number...

Страница 32: ...he number of blinks of the operation lamp 4 Press the ON OFF button to stop the self check CHECK h CHECK ON OFF TEMP FAN VANE MODE CHECK LOUVER TEST RUN AUTO STOP AUTO START h min RESET SET CLOCK 4 A...

Страница 33: ...utdoor connecting wire 2 Change the connection of electric wiring 3 Check the protection device 4 Measure the resistance of the outdoor coil ther mistor If the resistance is normal replace the outdoor...

Страница 34: ...e using a tester Surrounding temperature 50 F to 86 F Measure the resistance between the terminals using a tester Opening and closing temperature of protector Open 266i41 F Fan motor OFF Close 176i68...

Страница 35: ...box cover and remove the cover 3 Disconnect the connectors on the indoor controller board 4 To unhook the catches on the right hand side of the indoor controller board pull the left hand side toward y...

Страница 36: ...panel from the catch on the unit 2 Slide the left side panel to the left to remove the panel Note Fix the unit to the metal fixture securely 3 Remove the air filters 4 Hold and press the center cover...

Страница 37: ...supports and remove the motor supports and the fan motor See Photo 9 8 Remove the 2 screws on the left and right sides of the heat exchanger and pull the bearing support toward you See Photo 11 9 Rem...

Страница 38: ...ARING BEARING MOUNT LINE FLOW FAN L LINE FLOW FAN L HEAT EXCHANGER HEAT EXCHANGER HEAT EXCHANGER DRAIN PAN DRAIN PAN JOINT SHAFT 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 R01 005 103 R01 Z61 102...

Страница 39: ...1 2 1 1 1 1 1 1 1 2 1 2 1 1 1 1 1 1 1 1 2 1 2 1 1 1 1 1 1 1 2 1 2 1 1 1 1 1 1 1 1 2 1 2 1 1 1 1 1 1 1 2 1 2 1 1 1 1 1 1 1 1 2 1 2 1 1 1 1 1 1 1 2 MV RT1 RT2 TB4 TB2 C I B F1 2 I B P B MF MF W R 2P 1 2...

Страница 40: ...OP PLATE DRAIN SOCKET 1 1 1 4 1 1 1 2 1 1 1 1 1 1 4 1 1 1 2 1 1 1 1 1 1 5 1 1 1 2 1 1 1 1 1 1 1 5 1 1 1 2 1 1 1 1 R01 12G 662 R01 E01 812 R01 E00 812 R01 E00 811 R01 E01 811 R01 A17 500 R01 50J 317 R0...

Страница 41: ...3400 Lawrenceville Suwanee Road Suwanee Georgia 30024 Toll Free 800 433 4822 Toll Free Fax 800 889 9904 www mrslim com Specifications are subject to change without notice...

Страница 42: ...3400 Lawrenceville Suwanee Road Suwanee Georgia 30024 Toll Free 800 433 4822 Toll Free Fax 800 889 9904 www mrslim com Specifications are subject to change without notice...

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