Toshiba MCY-MHP0404HS8-E Installation Manual Download Page 2

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Installation Manual

EN-1

EN-2

ADOPTION OF NEW REFRIGERANT

This Air Conditioner uses R410A an environmentally friendly refrigerant.

Contents

Precautions for Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Accessory Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Installation of New Refrigerant Air Conditioner . . . . . . . . . . . . . . . . . 8

Installation Conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Refrigerant Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Electric Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Address Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Test Run . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Original instruction

Summary of Contents for MCY-MHP0404HS8-E

Page 1: ...Nederlands Ελληνικα Svenska Suomi Norsk Dansk Română Български Eesti Latviski Slovenčina Slovenščina AIR CONDITIONER MULTI TYPE Installation Manual Outdoor Unit Model name Heat Pump Model MCY MHP0404HS8 E MCY MHP0504HS8 E MCY MHP0604HS8 E MCY MHP0404HS8J E MCY MHP0504HS8J E MCY MHP0604HS8J E For commercial use ...

Page 2: ...n environmentally friendly refrigerant Contents 1 Precautions for Safety 4 2 Accessory Parts 8 3 Installation of New Refrigerant Air Conditioner 8 4 Installation Conditions 9 5 Refrigerant Piping 13 6 Electric Wiring 22 7 Address Setting 27 8 Test Run 34 9 Troubleshooting 37 Original instruction ...

Page 3: ...en trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroug...

Page 4: ...wer supplies before servicing WARNING Moving parts Do not operate unit with grille removed Stop the unit before the servicing CAUTION High temperature parts You might get burned when removing this panel CAUTION Do not touch the aluminum fins of the unit Doing so may result in injury CAUTION BURST HAZARD Open the service valves before the operation otherwise there might be the burst Refrigerant rec...

Page 5: ...ed out There is a danger of electric shocks if the circuit breaker is set to ON by mistake Only a qualified installer or qualified service person is allowed to undertake work at heights using a stand of 50 cm or more When working at heights use a ladder which complies with the ISO 14122 standard and follow the procedure in the ladders instructions Also wear a helmet for use in industry as protecti...

Page 6: ...e the product to fall down or topple over or give rise to noise vibration water leakage etc The designated bolts M12 and nuts M12 for securing the outdoor unit must be used when installing the unit Install the outdoor unit property in a location that is durable enough to support the weight of the outdoor unit Insufficient durability may cause the outdoor unit to fall which may result in injury Ins...

Page 7: ...rcuit breaker where it can be easily accessed by the qualified service person When installing the circuit breaker outdoors install one which is designed to be used outdoors Under no circumstances must the power cable be extended Connection trouble in the places where the cable is extended may give rise to smoking and or a fire Electrical wiring work shall be conducted according to law and regulati...

Page 8: ...rant pipe with the service valve left open and the compressor still operating will cause air or other gas to be sucked in raising the pressure inside the refrigeration cycle to an abnormally high level and possibly resulting in rupture injury or other trouble Never recover the refrigerant into the outdoor unit Be sure to use a refrigerant recovery machine to recover the refrigerant when moving or ...

Page 9: ...e size of the charge port of the main unit or connecting section of the installation tool differs to that of an air conditioner for the former refrigerant Accordingly exclusive tools are required for the new refrigerant R410A as shown below For connecting pipes use new and clean piping materials so that water or dust does not enter Required tools and cautions on handling It is necessary to prepare...

Page 10: ...rable enough to support the weight of the outdoor unit Insufficient durability may cause the outdoor unit to fall which may result in injury This outdoor unit has a weight of about 125 kg Pay special attention when installing the unit onto a wall surface CAUTION Do not install the outdoor unit in a location that is subject to combustible gas leaks Accumulation of combustible gas around the outdoor...

Page 11: ...tween the right side panel and wall or other surface of the building for installation and servicing purposes 500 mm 250 mm 3 Leave a clearance of at least 200 mm between the rear panel and wall or other surface of the building in order to maintain the performance of the air conditioner 4 Consider the wind direction during the operational season of the air conditioner and install the unit so that t...

Page 12: ...it Open above and to the right and left of the unit The height of an obstacle in both the front and rear of the unit should be lower than the height of the outdoor unit Standard installation 1 Single unit installation 2 Serial installation of two or more units Serial installation in front and rear Open above and to the right and left of the unit The height of an obstacle in both the front and rear...

Page 13: ...rescribed may lead to the unit tipping over in turn causing an accident Fixing leg GOOD GOOD Foundation Absorb vibration with vibration proof rubber pads Foundation Bottom plate of outdoor unit Support the bottom surface of the fixing leg that is in contact with and underneath the bottom plate of the outdoor unit NO GOOD If only the end of the fixing leg is supported it may deform Do not support t...

Page 14: ... away from inside the connecting pipes 2 Tightly connect the connection between pipes and the unit 3 Evacuate the air in the connecting pipes using a VACUUM PUMP 4 Check for gas leaks at connection points Pipe connection method Flaring 1 Cut the pipe with a pipe cutter 2 Remove the burr inside of the pipe When removing the burr be careful so that chips do not fall into the pipe 3 Remove the flare ...

Page 15: ... 15 88 15 88 0 03 16 00 9 8 0 13 or less 0 80 19 05 19 05 0 03 19 19 11 10 0 15 or less 0 80 K ØC G ØF 0 04 0 02 0 04 0 02 0 04 0 02 0 04 0 02 0 03 0 03 Minimum wall thickness for R410A application 1 If the pipe size is Ø19 05 use a suitable material Table 1 Table 2 2 When system includes Air to Air Heat Exchanger with DX Coil Unit refer to table3 for Min HP capacity Table 3 Soft Half Hard or Hard...

Page 16: ...ty type Gas pipe Liquid pipe 0404 type 15 88 9 52 0504 type 15 88 9 52 0604 type 19 05 9 52 Total capacity codes of indoor units at down stream side Gas pipe Liquid pipe Equivalent to HP Equivalent to capacity Below 2 4 Below 6 6 12 70 9 52 2 4 to below 6 4 6 6 to below 18 0 15 88 9 52 6 4 or more 18 0 or more 19 05 9 52 3 Branching section È Indoor unit Indoor unit connecting pipe Connecting pipe...

Page 17: ...0604 type 19 05 9 52 Total capacity codes of indoor units at down stream side Gas pipe Liquid pipe Equivalent to HP Equivalent to capacity Below 2 4 Below 6 6 12 70 9 52 2 4 to below 6 4 6 6 to below 18 0 15 88 9 52 6 4 or more 18 0 or more 19 05 9 52 3 Branching section È Indoor unit Indoor unit connecting pipe Connecting pipe size of indoor unit 4 Branching section Y shaped branching joint Selec...

Page 18: ...s H2 Allowable length height difference of refrigerant piping for quiet places with PMV Kit 1 Furthest indoor unit from 1st branch to be named A Allowable value Pipes Piping Length Total extension of pipe Liquid pipe real length 150 m L1 L2 L3 a b c d e f g h i j k l Furthest piping length L 1 Real length 65 m L1 L3 f l Equivalent length 80 m Max equivalent length of main pipe 50 m L1 Max equivale...

Page 19: ... refrigerant cycle re tighten the valve rods before applying pressure Re tightening of the valve rods are unnecessary for valves at gas side because they are ball valves For each refrigerant line apply pressure gradually with steps at liquid side and gas side Apply pressure to gas side and liquid side REQUIREMENT Do not use Oxygen Flammable gas and Noxious gas in an airtight test To detect a gross...

Page 20: ...unter flow preventive function so that oil in the pump does not back up in the pipe of the air conditioner when the pump has been stopped If oil in the vacuum pump enters in to the air conditioner with R410A refrigerant an error may occur in the refrigeration cycle Use a vacuum pump that has a high vacuum below 755 mmHg and a large exhaust gas amount over 40 L minute Perform vacuuming for 2 or 3 h...

Page 21: ... length of liquid pipe Additionalrefrigerant charge amount per 1 m liquid pipe Table 1 Compensation by outdoor HP Table 2 Liquid pipe dia mm 6 35 9 52 Additional refrigerant amount 1 m liquid pipe kg m 0 025 0 055 Outdoor unit type MHP0404 MHP0504 MHP0604 Compensation by outdoor HP kg 0 0 4 0 8 L1 Ø9 52 10 m L2 Ø9 52 10 m L3 Ø9 52 5 m L4 Ø9 52 3 m L5 Ø6 35 3 m L6 Ø6 35 4 m L7 Ø6 35 5 m L1 L2 L3 L4...

Page 22: ...sible 4 Only qualified service personnel are allowed to access and service this product Liquid side Gas side Packed valve Using a 4 mm hexagonal wrench fully open the valve rods Closed completely Opened fully Using a minus screwdriver turn it counterclockwise by 90 until it hits the stopper Full open Valve unit Flare nut Charge port Grooves for driver 5 Any handling of the fluorinated greenhouse g...

Page 23: ...d Drawing out frontward When not using the piping cover 6 Electric Wiring WARNING The appliance shall be installed in accordance with national wiring regulations Capacity shortages of the power circuit or an incomplete installation may cause an electric shock or fire CAUTION Perform wiring of power supply complying with the rules and regulations of the local electric company Do not connect 380 415...

Page 24: ...ing use 2 core non polarity wires Use 2 core shield wires to prevent noise trouble In this case for the system grounding close connect the end of shield wires and isolate the end of terminal Use 2 core non polarity wire for remote controller A B terminals Use 2 core non polarity wire for wiring of group control A B terminals U1 U2 U3 U4 U1 U2 U3 U4 U1 U2 A B 2 U B A U1 U2 U1 A 2 U B U1 A B B A B A...

Page 25: ...l wiring between indoor units L6 U3 U4 U1 U2 U1 U3 U2 U4 U1 U2 A B U3 U4 U1 U2 U1 U2 A B U1 U2 A B U1 U2 A B U1 U2 A B U1 U2 A B U3 U4 U1 U2 U5 U6 U1 U2 A B U1 U2 A B U1 U2 A B U3 U4 U1 U2 U5 U6 L1 L5 L6 L6 L7 L7 L4 3 L 2 L Central controller This system Other system Table 1 Header unit Follower unit Table 1 Table 2 Table 3 Outdoor unit Indoor unit Remote controller Remote controller Remote contro...

Page 26: ...e side of the electrical control box and connect the power supply wire to the power supply terminal block and the earth line to the earth screw After that fix the power supply wire with the cord clamp 2 Use round type crimping terminals for power connection Also apply insulating sleeves to the crimping parts Use a driver of appropriate size to fix the terminal screws Design 60245 IEC66 Screw size ...

Page 27: ...lified service person This equipment complies with IEC 61000 3 12 provided that the short circuit power Ssc is greater than or equal to Ssc 1 at the interface point between the user s supply and the public system It is the responsibility of the installer or user of the equipment to ensure by consultation with the distribution network operator if necessary that the equipment is connected only to a ...

Page 28: ...t operate the unit through the cover of electrical control box to avoid electric shock Do not remove the cover of electrical control box Automatic address setting No central control single refrigerant line go to Address setting procedure 1 Central control of 2 or more refrigerant lines go to Address setting procedure 2 Address setting procedure 1 1 Turn on indoor units first and then turn on outdo...

Page 29: ...he outdoor unit of each system Factory default Address 1 NOTE Be sure to set a unique address on each system Do not use a same address as another system refrigerant line or a custom side Interface P C board on the outdoor unit Example Controlling 2 or more refrigerant lines as a group System wiring diagram Outdoor Indoor Remote controller Indoor Indoor Indoor Outdoor Group control SW06 SW07 SW09 S...

Page 30: ...all systems turn off dip switch 2 of SW30 on the interface P C boards of all the outdoor units connected to the same central control except the unit that has the lowest address For unifying the termination of the wiring for the central control of indoor and outdoor units U1 U2 U3 U4 CN02 CN10 U1 U2 U3 U4 TO INDOOR UNIT TO CENTRAL CONTROLLER U1 U2 and U3 U4 not connected Communication terminal boar...

Page 31: ...ontroller Remote controller Remote controller Group Individual Indoor units automatic setting Outdoor unit U1 U2 and U3 U4 connected Outdoor unit U1 U2 and U3 U4 connected Outdoor unit U1 U2 and U3 U4 connected Manual address setting with the remote controller Procedure when setting indoor units addresses first under the condition that indoor wiring has been completed and outdoor wiring has not be...

Page 32: ...ntral control except the unit that has the lowest address For unifying the termination of the wiring for the central control of indoor and outdoor units Connect the relay connectors CN10 between the U1 U2 and U3 U4 terminals on the interface P C board to CN02 in all the outdoor units to which the central control is connected After finishing all the settings above set the address of the central con...

Page 33: ...lected refrigerant line are indicated one after another Only the fan and louvers of the indicated indoor unit are activated UNIT LOUVER 5 6 1 3 4 2 ON OFF TEMP TIME SET CL FILTER RESET TEST TIMER SET CODENo UNIT No SETTING DATA SET R C No UNIT LOUVER SWING FIX UNIT LOUVER To select another system address 5 Push the button to return to step 2 After returning to step 2 select another system address ...

Page 34: ... Push the button to confirm the new address on SET DATA 6 Push the button left side of the button repeatedly to select another address to change Each time you push the button the indoor unit numbers in a refrigerant line are indicated one after another Only the fan and louvers of the selected indoor unit are activated Repeat steps 4 to 6 to change the indoor unit addresses so as to make each of th...

Page 35: ...ve seconds Central control address U 1 A d buS A d nEt A d c L U 1 L08 A d n G 8 Test Run Before test run Confirm that the valve of the refrigerate pipe of the outdoor unit is OPEN Before turning on the power confirm that the resistance between the terminal block of power supply and the earth is more than 1 MΩ using a 500 V megohmmeter Do not run the unit if it is less than 1 MΩ CAUTION Turn on th...

Page 36: ...ective test run which tests all the indoor units connected are available Individual test run Starting operation 1 Set the running mode to COOL or HEAT on the remote controller of the indoor unit to be tested The unit will run in the current mode unless you set the mode otherwise 2 Set the rotary switches on the interface P C board of the outdoor unit SW01 to 16 SW02 and SW03 to the address of the ...

Page 37: ...ing the test run Errors are detected as usual The unit does not perform test run for 3 minutes after turning the power on or stopping running 7 segment display A U1 B 7 segment display A C H B 7 segment display A C H B C H Stop operation 1 Set the rotary switches on the interface P C board of the outdoor unit back SW01 to 1 SW02 to 1 and SW03 to 1 7 segment display A U1 B SW09 SW07 SW11 SW06 SW10 ...

Page 38: ...iring Pd Ps F23 Ps sensor error F24 Pd sensor error F31 Outdoor EEPROM error H01 Compressor breakdown D600 A B D601 D602 D603 D604 H02 Compressor trouble Lock H03 Current detective circuit system error H06 Low pressure protective operation L04 Outdoor system address duplicated L06 Number of indoor units with priority Duplication of indoor units with priority L08 Indoor group Address unset L10 Outd...

Page 39: ...ti air conditioners is 0 3 kg m3 NOTE 1 If there are 2 or more refrigerating systems in a single refrigerating device the amounts of refrigerant should be as charged in each independent device For the amount of charge in this example The possible amount of leaked refrigerant gas in rooms A B and C is 10 kg The possible amount of leaked refrigerant gas in rooms D E and F is 15 kg Total amount of re...

Page 40: ...DB11207201 00 Toshiba Carrier Air Conditioning China Co Ltd ...

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