Mitsubishi Electric CITY MULTI PUHY-EP1000YSLM-A Installation Manual Download

Page: 27 / 53

GB-25

WT07281X03

・

Connecting the on-site piping and the service valve piping
When routing the pipes through the front of the unit

Liquid side

Gas side

EP200

Use the supplied connecting pipe

①

Expand the end of the on-site piping. (ID ø9.52 mm (ø3/8 in)) Use the supplied connecting elbow

⑤

and connecting

pipe

⑥

EP250

Use the supplied connecting pipes

①

and

⑧

Expand the end of the on-site piping. (ID ø12.7 mm (ø1/2 in))

EP300

Use the supplied connecting pipes

②

and

⑨

Expand the end of the on-site piping. (ID ø9.52 mm (ø3/8 in))

Use the supplied connecting elbow

⑤

and connecting

pipe

④

Use the supplied connecting pipe

②

Expand the end of the on-site piping. (ID ø12.7 mm (ø1/2 in))

EP350
EP400
EP450

Use the supplied connecting pipe

③

EP500

When routing the pipes through the bottom of the unit

Liquid side

Gas side

EP200

Sever the supplied connecting pipe

①

as shown in the figure below with

a pipe cutter.

Expand the end of the on-site piping. (ID ø9.52 mm (ø3/8 in))

Use the supplied connecting pipe

⑦

Expand the end of the on-site piping. (ID

ø22.2 mm (ø7/8 in))

EP250

Sever the supplied connecting pipe

①

as shown in the figure below with

a pipe cutter, and connect it to connecting pipe

⑧

Expand the end of the on-site piping. (ID ø12.7 mm (ø1/2 in))

EP300

Sever the supplied connecting pipe

②

as shown in the figure below with

a pipe cutter, and connect it to connecting pipe

⑨

Expand the end of the on-site piping. (ID ø9.52 mm (ø3/8 in))

Expand the end of the on-site piping. (ID

ø28.58 mm (ø1-1/8 in))

Sever the supplied connecting pipe

②

as shown in the figure below with

a pipe cutter.

Expand the end of the on-site piping. (ID ø12.7 mm (ø1/2 in))

EP350
EP400
EP450

Sever the supplied connecting pipe

③

as shown in the figure below with

a pipe cutter.

Expand the end of the on-site piping. (ID ø15.88 mm (ø5/8 in))

EP500

<Reference> Size of refrigerant pipes

On-site piping [mm (in)]

Service valve piping [mm (in)]

Liquid

Gas

Liquid

Gas

EP200

ø9.52 (ø3/8)

ø22.2 (ø7/8)

ø9.52 (ø3/8)

ø28.58 (ø1-1/8)

EP250

ø9.52 (ø3/8)

ø12.7 (ø1/2)

EP300

ø9.52 (ø3/8)

ø28.58 (ø1-1/8)

ø12.7 (ø1/2)

EP350

ø12.7 (ø1/2)

EP400

ø12.7 (ø1/2)

ø15.88 (ø5/8)

EP450

ø15.88 (ø5/8)

EP500

ø15.88 (ø5/8)

*1 When the piping length from the outdoor unit to the farthest indoor unit is less than 90 m (295 ft)

*2 When the piping length from the outdoor unit to the farthest indoor unit is 90 m (295 ft) or more

*3 When the piping length from the outdoor unit to the farthest indoor unit is less than 40 m (131 ft)

*4 When the piping length from the outdoor unit to the farthest indoor unit is 40 m (131 ft) or more.

<Reference> Severed section

[mm (in)]

Ⓐ

Ⓑ

Ⓐ

Pipe section to be cut (Use a pipe cutter.)

Ⓑ

Service valve side

20 (26/32)

18 (23/32)

25 (1)

Connecting pipe

①

Connecting pipe

②

Connecting pipe

③

Summary of Contents for CITY MULTI PUHY-EP1000YSLM-A

Page 1: ...KİTABI Emniyetli ve doğru biçimde nasıl kullanılacağını öğrenmek için lütfen klima cihazını monte etmeden önce bu elkitabını dikkatle okuyunuz 安装手册为了安全和正确地使用本空调器请在安装前仔细阅读本安装手册 PŘÍRUČKA K INSTALACI V zájmu bezpečného a správného používání si před instalací klimatizační jednotky důkladně pročtěte tuto příručku k instalaci NÁVOD NA INŠTALÁCIU Pre bezpečné a správne použitie si pred inštalovaním kli...

Page 2: ......

Page 3: ...rk 17 9 1 Restrictions 17 9 2 Pipe selection 19 9 3 Twinning kit selection 20 9 4 Pipe connection example 20 9 5 Piping connections and valve operations 23 9 6 Air tightness test 26 9 7 Thermal insulation for pipes 27 9 8 Evacuation of the system 29 9 9 Additional refrigerant charge 30 10 Electrical work 34 10 1 Before electrical work 34 10 2 Power cables and device capacity 34 10 3 Control cable ...

Page 4: ...e of the wrong type of refrigerant Do not use the unit in an unusual environment If the unit is used in areas exposed to large amounts of oil steam organic solvents or corrosive gases such as ammonia sulfuric compounds or acids or areas where acidic alkaline solutions or special chemical sprays are used frequently it may significantly reduce the performance and corrode the internal parts resulting...

Page 5: ...damage is left uncorrected the unit will fall and cause serious injury Consult your dealer for the proper disposal of the unit The refrigerant oil and the refrigerant in the unit will pose a risk of environmental pollution fire or explosion Children should be supervised to ensure that they do not play with the appliance Do not operate the unit with the panels and guards removed Rotating hot or hig...

Page 6: ...installed on a structure that can sustain its weight Failure to do so will cause the unit to fall resulting in serious injury Seal all openings around pipes and wires to keep out small animals rainwater or snow Failure to do so may result in current leakage electric shock or damage to the unit 1 4 Precautions for piping work Before heating the brazed sections remove the gas and oil that are trappe...

Page 7: ...h fuse that meets local electrical codes or overcurrent breaker Failure to do so may result in electric shock malfunction smoke or fire Only use standard power cables of sufficient capacity Failure to do so may result in current leakage overheating smoke or fire Proper grounding must be provided by qualified personnel Improper grounding may result in electric shock fire explosion or malfunction du...

Page 8: ...g in damage to furniture and other surroundings Take appropriate measures against electrical noise interference when installing the unit in hospitals or radio communication facilities Inverter high frequency medical or wireless communication equipment as well as power generators may cause the air conditioning system to malfunction The air conditioning system may also adversely affect the operation...

Page 9: ...ause the refrigerant oil to deteriorate and cause the compressor to malfunction Do not use existing refrigerant piping The old refrigerant and refrigerant oil in the existing piping contain a large amount of chlorine which will cause the refrigerant oil in the new unit to deteriorate and cause the compressor to malfunction Charge refrigerant in a liquid state Charging refrigerant in the gaseous st...

Page 10: ... EP300YLM A BS PUHY EP250YLM A BS PUHY EP200YLM A BS PUHY EP800YSLM A BS PUHY EP300YLM A BS PUHY EP300YLM A BS PUHY EP200YLM A BS PUHY EP850YSLM A BS PUHY EP300YLM A BS PUHY EP300YLM A BS PUHY EP250YLM A BS PUHY EP900YSLM A BS PUHY EP300YLM A BS PUHY EP300YLM A BS PUHY EP300YLM A BS PUHY EP950YSLM A BS PUHY EP350YLM A BS PUHY EP300YLM A BS PUHY EP300YLM A BS PUHY EP1000YSLM A BS PUHY EP400YLM A BS...

Page 11: ...o 50 2 to 50 2 to 50 2 to 50 2 to 50 Temperature range Cooling Indoor W B 15 0 C to 24 0 C 59 0 F to 75 0 F Outdoor D B 5 0 C to 52 0 C 23 0 F to 126 0 F Temperature range Heating Indoor D B 15 0 C to 27 0 C 59 0 F to 81 0 F Outdoor W B 20 0 C to 15 5 C 4 0 F to 60 0 F Model PUHY EP900YSLM A PUHY EP950YSLM A PUHY EP1000YSLM A PUHY EP1050YSLM A PUHY EP1100YSLM A Sound level 50 60 Hz 66 dB A 66 dB A...

Page 12: ... in ID ø22 2 mm ø7 8 in ID ø28 58 mm ø1 1 8 in OD ø22 2 mm ø7 8 in ID ø9 52 mm ø3 8 in OD ø12 7 mm ø1 2 in ID ø12 7 mm ø1 2 in OD ø9 52 mm ø3 8 in EP200 1 1 2 EP250 1 1 1 2 2 1 1 1 2 EP300 3 1 2 4 2 EP350 2 EP400 2 EP450 2 EP500 2 1 When the piping length from the outdoor unit to the farthest indoor unit is less than 90 m 295 ft 2 When the piping length from the outdoor unit to the farthest indoor...

Page 13: ... to protect the unit from being scratched Put 50 mm 2 in or thicker protective pads between slings and the unit where the slings touch the unit at the top of the unit to protect the unit from being scratched and to avoid contact with the slings and the fan guard Make sure that the angles between slings at the top are less than 40 degrees EP200 to EP250 EP300 to EP350 Ⓐ Ⓑ Ⓒ Ⓔ Ⓓ Ⓐ Ⓑ Ⓒ Ⓔ Ⓓ EP400 to E...

Page 14: ...L1 Front L2 Rear L3 Right Left When the distance behind the unit L2 needs to be small 450 17 3 4 100 3 15 16 50 2 When the distance to the right or left L3 needs to be small 450 17 3 4 300 11 13 16 15 5 8 2 When one or more walls exceed their height limits When the wall s at the front and or the right left exceed s their height limits When the wall at the rear exceeds its height limit When all wal...

Page 15: ...left between each block of six units 1 Side by side installation When the distances between the units L4 need to be small When the distance behind the block of units L2 needs to be small h2 L2 L1 h1 L4 Ⓐ Ⓐ h2 h1 L1 L2 L4 Ⓐ Ⓐ Required minimum distance mm in L1 Front L2 Rear L4 Between 450 17 3 4 h1 300 11 13 16 h2 30 1 3 16 Required minimum distance mm in L1 Front L2 Rear L4 Between 450 17 3 4 h1 1...

Page 16: ...e two walls in an L shape h2 h2 L2 L4 L2 Ⓐ Ⓐ h2 h3 L2 L4 L3 Ⓐ Ⓐ Required minimum distance mm in L2 Right L2 Left L4 Between 300 11 13 16 h2 300 11 13 16 h2 900 35 7 16 Required minimum distance mm in L2 Right L3 Right Left L4 Between 300 11 13 16 h2 1000 39 3 8 h3 900 35 7 16 Ⓐ Leave open in two directions 500 19 11 16 500 19 11 16 500 19 11 16 Unit height ...

Page 17: ...or unit by putting a rubber cushion or by applying an electrically insulated coating to prevent the base from rusting Install the unit on a level surface With some types of installation unit vibration and sound will be transmitted to the floors and walls In such locations take measures to prevent vibration such as using anti vibration rubber pads mm in 1 Without a detachable leg Ⓐ Ⓑ Ⓒ Ⓓ 2 With a d...

Page 18: ...verall painting with polyester powder Color Munsell 5Y8 1 same as the unit color Size Refer to the Data Book Ⓓ Ⓓ Ⓐ Ⓑ Ⓑ Ⓑ Ⓒ Ⓒ Ⓒ Ⓒ Ⓒ Ⓐ Outlet Ⓑ Inlet Ⓒ Snow hood Ⓓ Raised base Install the unit so that the wind will not blow directly against the inlet and outlet If necessary install the unit on a raised base of the following specifications not supplied to prevent damage from snow Material Angle iron ...

Page 19: ...d refrigerant is mixed with water refrigerant oil or another refrigerant the refrigerant oil will deteriorate and the compressor will malfunction Do not use existing refrigerant piping The old refrigerant and refrigerant oil in the existing piping contain a large amount of chlorine which will cause the refrigerant oil in the new unit to deteriorate and cause the compressor to malfunction 9 1 Restr...

Page 20: ...2 are stopped H Ⓐ Ⓐ H Ⓐ 3 The vertical separation between units H must be 0 1 m 3 15 16 in or below In the figure on the right because the distance is more than 0 1 m 3 15 16 in the oil accumulates in Unit 1 when Unit 3 is in operation and Unit 1 is stopped H Ⓐ H Ⓐ 4 The vertical separation between units H must be 0 1 m 3 15 16 in or below In the figure on the right because the distance is more th...

Page 21: ...of the pipes clean and free of sulphur oxides dust dirt shaving particles oils moisture or any other contaminants Contaminants on the inside of the refrigerant piping will cause the refrigerant oil to deteriorate and cause the compressor to malfunction Use refrigerant pipes for use with R410A refrigerant system Piping for systems for use with other types of refrigerants may not be able to be used ...

Page 22: ...Total capacity of downstream indoor units Number of branches Kit model 200 or below 4 CMY Y104 G 400 or below 8 CMY Y108 G 650 or below 10 CMY Y1010 G Use an adapter if necessary to connect a refrigerant pipe to a twinning pipe of a different diameter 9 3 2 Outdoor unit twinning kit Select a proper outdoor unit twinning kit sold separately based on the total capacity of the outdoor units using the...

Page 23: ...LM A Ⓔ Ⓑ Ⓒ Ⓒ Ⓒ Ⓒ Ⓒ Ⓐ Ⓐ Ⓐ Ⓐ Ⓔ Ⓑ Ⓒ Ⓒ Ⓒ Ⓒ Ⓕ Ⓒ Ⓓ EP650 to EP1350YSLM A Ⓒ Ⓒ Ⓒ Ⓒ Ⓒ Ⓔ Ⓔ Ⓑ Ⓐ Ⓐ Ⓐ Ⓐ Ⓐ Ⓐ Ⓔ Ⓔ Ⓑ Ⓒ Ⓒ Ⓒ Ⓒ Ⓒ Ⓓ Ⓕ Ⓐ Outdoor unit Ⓑ 1st branching Ⓒ Indoor unit Ⓓ Cap Ⓔ Outdoor unit twinning kit Ⓕ Header branching The total length of A1 A2 A3 and A4 is less than 10 m 32 ft Unit 1 Unit 1 Unit 1 Unit 2 Unit 1 Unit 2 Unit 1 Unit 2 Unit 3 Unit 1 Unit 2 Unit 3 ...

Page 24: ... EP600YSLM A EP300 EP300 ø5 8 ø1 1 8 ø1 2 ø1 1 8 ø1 2 ø1 1 8 EP650YSLM A EP250 EP200 EP200 ø5 8 ø1 1 8 ø3 8 ø7 8 ø3 8 ø7 8 ø3 8 ø7 8 ø3 4 ø1 3 8 EP700YSLM A EP300 EP200 EP200 ø3 4 ø1 3 8 ø1 2 ø1 1 8 ø3 8 ø7 8 ø3 8 ø7 8 ø3 4 ø1 3 8 EP750YSLM A EP300 EP250 EP200 ø3 4 ø1 3 8 ø1 2 ø1 1 8 ø3 8 ø7 8 ø3 8 ø7 8 ø3 4 ø1 3 8 EP800YSLM A EP300 EP300 EP200 ø3 4 ø1 3 8 ø1 2 ø1 1 8 ø1 2 ø1 1 8 ø3 8 ø7 8 ø3 4 ø1...

Page 25: ...unit is shipped with the pinched connecting pipes attached to the liquid and gas side service valves to prevent gas leakage Take the following steps through to remove the pinched connecting pipes before connecting refrigerant pipes to the outdoor unit Check that the service valves are fully closed turned clockwise all the way Remove the gas in the pinched connecting pipes and drain out all the ref...

Page 26: ...nding portions as much as possible and make the bending radius as big as possible Do not use any commercially available anti oxidizing agents since they may cause pipe corrosion and degrading of the refrigerant oil Please contact Mitsubishi Electric for more details Make sure that the pipes are not in contact with each other unit panels or base plates 1 When routing the pipes through the front of ...

Page 27: ...plied connecting pipe as shown in the figure below with a pipe cutter and connect it to connecting pipe Expand the end of the on site piping ID ø9 52 mm ø3 8 in Expand the end of the on site piping ID ø28 58 mm ø1 1 8 in 4 Sever the supplied connecting pipe as shown in the figure below with a pipe cutter Expand the end of the on site piping ID ø12 7 mm ø1 2 in EP350 EP400 EP450 Sever the supplied ...

Page 28: ...htness testing Doing so may result in an explosion Chlorine will deteriorate the refrigerant oil After refrigerant pipe installation is completed check the system for leaks by conducting an air tightness test If there is a leak the composition of the refrigerant will change and the performance will drop Air tightness test procedures Make sure the service valves are closed Add pressure to the refri...

Page 29: ...lation thickness may need to be increased in high temperature humidity conditions Even when specifications are defined by your client the standards in the table should be met Ⓐ Ⓒ Ⓑ Ⓓ Ⓔ Ⓐ Steel wire Ⓑ Pipe Ⓒ Oily mastic asphalt or asphalt Ⓓ Insulation material A Ⓔ Outer covering B Insulation material A Glass fiber Steel wire Adhesive Heat resistant polyethylene foam Adhesive tape Outer covering B I...

Page 30: ...Ⓑ Ⓒ Ⓕ 1000 39 3 8 1000 39 3 8 Ⓐ Ⓗ Ⓘ Ⓐ Sleeve Ⓑ Insulation material Ⓒ Lagging Ⓓ Caulking material Ⓔ Band Ⓕ Waterproof layer Ⓖ Sleeve with a flange Ⓗ Caulk with a nonflammable material such as mortar Ⓘ Nonflammable insulation material When caulking the gaps with mortar cover the section of the pipe that goes through the wall with a metal sheet to prevent the insulation material from sagging For this...

Page 31: ...te the system to 533 Pa from both service ports using a vacuum pump Pressurize the system with dry nitrogen gas up to 0 Pa from the discharge service port Evacuate the system to 200 Pa from the suction service port using a vacuum pump Pressurize the system with dry nitrogen gas up to 0 Pa from the discharge service port Evacuate the system from both service ports using a vacuum pump After the vacu...

Page 32: ...dded kg oz Unit model Maximum amount to be added kg oz EP200YLM 22 3 786 EP500YSLM 47 0 1659 EP250YLM 29 7 1048 EP550YSLM 51 3 1811 EP300YLM 32 7 1152 EP600YSLM 53 9 1900 EP350YLM 33 6 1184 EP650YSLM 56 5 1992 EP400YLM 37 2 1311 EP700YSLM 68 9 2430 EP450YLM 45 0 1589 EP750YSLM 68 9 2430 EP500YLM 45 9 1621 EP800YSLM 71 4 2519 EP850YSLM 73 2 2583 EP900YSLM 75 7 2671 EP950YSLM 75 7 2671 EP1000YSLM 80...

Page 33: ...ength 0 11 kg m ø9 52 total length 0 054 kg m ø6 35 total length 0 021 kg m Outdoor unit model Amount kg Total capacity of connected indoor units Amount kg EP200 0 80 or below 2 0 EP250 0 81 to 160 2 5 EP300 0 161 to 330 3 0 EP350 0 331 to 390 3 5 EP400 2 0 391 to 480 4 5 EP450 2 0 481 to 630 5 0 EP500 2 0 631 to 710 6 0 711 to 800 8 0 801 to 890 9 0 891 to 1070 10 0 1071 to 1250 12 0 1251 or abov...

Page 34: ... 1 19 oz ft ø3 8 total length 0 58 oz ft ø1 4 total length 0 23 oz ft Outdoor unit model Amount oz Total capacity of connected indoor units Amount oz EP200 0 80 or below 71 EP250 0 81 to 160 89 EP300 0 161 to 330 106 EP350 0 331 to 390 124 EP400 71 391 to 480 160 EP450 71 481 to 630 177 EP500 71 631 to 710 212 711 to 800 283 801 to 890 318 891 to 1070 353 1071 to 1250 424 1251 or above 494 Example...

Page 35: ...le below for the appropriate tightening torque Pipe size mm in Shaft cap N m Shaft N m Size of hexagonal wrench mm in Service port cap N m ø9 52 ø3 8 15 6 4 3 16 12 ø12 7 ø1 2 20 9 4 3 16 ø15 88 ø5 8 25 15 6 1 4 ø19 05 ø3 4 25 30 6 1 4 ø25 4 ø1 25 30 10 7 16 ø28 58 ø1 1 8 25 16 If the refrigerant tank does not have a siphon pipe charge the liquid refrigerant with the tank upside down as shown in t...

Page 36: ... the wiring regulations of the region Include some slack in the wiring for the control box on the indoor and outdoor units because these boxes are sometimes removed at the time of service work 10 2 Power cables and device capacity Include some slack in the power cables Failure to do so may break or overheat the cables resulting in smoke or fire Install an inverter circuit breaker on the power supp...

Page 37: ...eakage breaker Local switch A Overcurrent breaker NFB A Maximum allowable system impedance Power cable Power cable after branching point Earth wire Capacity Fuse Outdoor unit EP200 4 0 12 4 0 12 30 A 100 mA 0 1 sec or less 25 25 30 IEC 61000 3 3 EP250 4 0 12 4 0 12 30 A 100 mA 0 1 sec or less 32 32 30 IEC 61000 3 3 EP300 4 0 12 4 0 12 30 A 100 mA 0 1 sec or less 32 32 30 IEC 61000 3 3 EP350 6 0 10...

Page 38: ... supply cords of parts of appliances for outdoor use shall not be lighter than polychloroprene sheathed flexible cord design 60245 IEC57 For example use wiring such as YZW This unit is intended for the connection to a power supply system with a maximum permissible system impedance shown in the above table at the interface point power service box of the user s supply The user must ensure that this ...

Page 39: ...ontroller cable ME remote controller cable MA remote controller cable Type 2 core sheathed cable unshielded CVV Size 0 3 1 25 mm2 AWG 22 16 0 75 1 25 mm2 AWG 18 16 if a simple remote controller is connected Length Max 10 m 32 ft If the length exceeds 10 m 32 ft use a 1 25 mm2 AWG 16 shielded cable Max 200 m 656 ft 10 4 System configuration Unit code and the maximum number of connectable units Unit...

Page 40: ...nits 2 If a system controller is used set SW5 1 on all of the outdoor units to ON Maximum allowable length of control cables Transmission cables via outdoor units L1 L2 L3 L4 L1 L2 L3 L5 L1 L2 L6 500 m 1640 ft Transmission cables L1 L3 L4 L3 L5 L6 L2 L6 200 m 656 ft Remote controller cables ℓ1 ℓ2 ℓ3 ℓ4 10 m 32 ft If the length exceeds 10 m 32 ft the length that exceeds 10 m 32 ft needs to be inclu...

Page 41: ... 1640 ft Transmission cables L1 L3 L4 L6 L2 L6 200 m 656 ft Remote controller cables m1 m2 m1 m2 m3 m4 200 m 656 ft 3 When a transmission booster unit is connected TB7 TB7 TB7 Ⓐ Ⓐ Shielded cable 1 Daisy chain terminals TB3 on outdoor units together in the same refrigerant system 2 Leave the power jumper connected to CN41 Maximum allowable length of control cables Transmission cables L1 L2 L3 L5 L6...

Page 42: ... mm2 Knockout hole to be used 2 3 5 5 5 Knockout hole 2 8 14 Knockout hole 4 21 26 33 Knockout hole 3 84 67 53 Knockout hole 5 Ⓐ Cable strap Ⓑ Power cable Ⓒ Transmission cable If there are any gaps around the power cable please be sure to fill these in with a suitable material When putting the power cable through the knockout hole without using a conduit tube deburr the hole and protect the power ...

Page 43: ...etween the ends Cable strap Tie band Supplied Rubber bushing Transmission terminal block M NET board Unit wiring sensor wiring Transmission cable not supplied Power supply terminal block Cable strap Power cable not supplied Rubber bushing Tie band Supplied Unit wiring Cables are coming out of the rubber bushing Wiring Cross sectional view Rubber bushing oval part Rubber bushing oval part Cut Top v...

Page 44: ...nnect the indoor outdoor transmission cable to TB3 If multiple outdoor units are connected to the same refrigerant system daisy chain TB3 M1 M2 earth on the outdoor units The indoor outdoor transmission cable to the indoor unit should be connected to TB3 M1 M2 earth of only one of the outdoor units Connect the shield to the earth terminal Connect the centralized control transmission cables between...

Page 45: ...te controller Main Assign an address that equals the address of the main indoor unit in the group plus 100 101 to 150 Sub Assign an address that equals the address of the main indoor unit in the group plus 150 151 to 200 MA remote controller Address setting is not required The Main Sub setting is required The outdoor units in the same refrigerant circuit are automatically designated as OC OS1 and ...

Page 46: ...gnation of refrigerant in the compressor By turning on the main power and energizing the unit for 12 hours or longer the refrigerant in the compressor will evaporate and the insulation resistance will rise Do not apply an ohmmeter voltage to the terminal block for transmission cables Doing so will damage the control board Do not measure the insulation resistance of the transmission terminal block ...

Page 47: ...d SW6 8 Selection of Low noise or Demand Low noise Night Demand Before being energized SW6 9 SW6 10 Selection of Diagnostic display or Function detail setting Diagnostic display Function detail setting Any time after being energized Do not change the factory settings of SW5 3 through SW5 8 Unless otherwise specified leave the switch to OFF where indicated by which may be set to OFF for a reason 11...

Page 48: ... exhaust heat At the beginning of heating operation the fan cannot be manually set Stand By The fan operates at Very Low speed for five minutes after heating operation starts or until the refrigerant temperature reaches 35 C 95 F then the fan operates at Low speed for two minutes and finally the fan operates at the preset speed When the main power is turned on the display as shown right appears on...

Page 49: ...fan board connector CNINV and the inverter board connector CN1 To plug or unplug connectors check that the outdoor unit fan is not rotating and that the voltage of capacitor in the main circuit is 20 VDC or below The capacitor may collect a charge and cause an electric shock when the outdoor unit fan rotates in windy conditions Refer to the wiring nameplate for details Reconnect the connector CNIN...

Page 50: ...bination PUHY EP300YLM A BS PUHY EP200YLM A BS PUHY EP200YLM A BS PUHY EP300YLM A BS PUHY EP250YLM A BS PUHY EP200YLM A BS Refrigerant R410A 10 3 kg 7 5 kg 7 5 kg 10 3 kg 7 5 kg 7 5 kg Allowable pressure Ps HP 4 15 MPa LP 2 21 MPa Net weight 252 kg 208 kg 208 kg 252 kg 208 kg 208 kg Model PUHY EP800YSLM A BS PUHY EP850YSLM A BS Unit combination PUHY EP300YLM A BS PUHY EP300YLM A BS PUHY EP200YLM A...

Page 51: ...ion PUHY EP450YLM A BS PUHY EP400YLM A BS PUHY EP350YLM A BS PUHY EP450YLM A BS PUHY EP450YLM A BS PUHY EP350YLM A BS Refrigerant R410A 11 8 kg 11 8 kg 10 3 kg 11 8 kg 11 8 kg 10 3 kg Allowable pressure Ps HP 4 15 MPa LP 2 21 MPa Net weight 318 kg 318 kg 252 kg 318 kg 318 kg 252 kg Model PUHY EP1300YSLM A BS PUHY EP1350YSLM A BS Unit combination PUHY EP450YLM A BS PUHY EP450YLM A BS PUHY EP400YLM ...

Page 52: ...GB 50 WT07281X03 ...

Page 53: ... Compatibility Directive 2004 108 EC Pressure Equipment Directive 97 23 EC Machinery Directive 2006 42 EC Please be sure to put the contact address telephone number on this manual before handing it to the customer HEAD OFFICE TOKYO BLDG 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN Authorized representative in EU MITSUBISHI ELECTRIC EUROPE B V HARMAN HOUSE 1 GEORGE STREET UXBRIDGE MIDDLESEX UB8...

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