mundoclima MU-WZ Series Service Manual Download Page 21 | Manualshive

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7.2. Noise level ( Indoor Cooling- Heating Mode )

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Summary of Contents for MU-WZ Series

Page 1: ...English CL19782 www mundoclima com Service manual AIR CONDITIONER WITHOUT OUTDOOR UNIT MU WZ Series ...

Page 2: ... 4 Explosion view and parts list 5 Rated technical data and 5 1 Performance data Performance data 6 Energy label 7 Noise level Indoor Outdoor 8 Installation 9 Electric wiring 9 Electric wiring 10 Description of software operation 11 Precaution 12 Ordinary maintenance 13 P bl d l ti 13 Problem and solution ...

Page 3: ...2mm holes are required The benefits of no outdoor unit are no sleeve no louvers and no rust ensuring low cost installation and maintenance The heat pump provides low operating costs when in heating mode Also double ducted machine could be installed on glass with special precautions for the glass stcucture R410a gas friendly refrigerant with high efficiency ozone Auto water evaporation in cooling a...

Page 4: ...1 1 Packing method ...

Page 5: ...2 Certificatin 2 1 CE EMC ...

Page 6: ...2 2 CE LVD ...

Page 7: ...2 3 RoHS ...

Page 8: ......

Page 9: ...3 Overall Dimensions ...

Page 10: ...4 Explosion view and parts list WZ 32 Explosion view ...

Page 11: ...bracket 17 R131080033 温控器 Thermostat 18 R131190064 温控器连线 Fuse 19 R128060394 出风管安装环A O ring for air inlet pipe 20 R128060395 出风管安装环B O ring for air outlet pipe 线控膜 21 R128040312 线控器面膜 On board control box film 22 R128040310 线控器盒 On board control box 23 R128060387 提手 Handle 24 R127040631 进风格栅 Air inlet grille 25 R128040324 遥控器盒 Remote control box 26 R128040326 遥控器盒盖 Remote control box cover 27 R137...

Page 12: ...盖 EPP Condenser top epp closer 57 R128060390 底座EPP Condenser lower epp 57 R128060390 底座EPP Condenser lower epp 58 R128060389 蜗壳 EPP Condenser top epp 59 128030542 面板上镜 Upper PMMA 60 R128030469 面板下镜 Lower PMMA 61 R128030455 前面板 Front panel 62 R128030456 导风板 flap panel 63 R128030286 轴套 Axis sleeve 63 R128030286 轴套 Axis sleeve 64 R138140383 面板下海绵 Front panel bottom insulation material 65 R138140382 面...

Page 13: ...w m3 h 690 Noise lever SPL dB A See table Dehumidification capacity L 24h 31 2 Optional temperature remote control 18 30 Maximum external temperature C 43 Minimum external temperature HP C 5 Fuse T3 15L V 250 The above data could be changed in order to improve the performance Fuse T3 15L V 250 Refrigerant R410a g 680 Dimension H W D cm 53 7 94 8 26 Net Weight Kg 45 The machine can work at T3 condi...

Page 14: ...Cooling test ...

Page 15: ...Heating pump test no heater ...

Page 16: ...Heating pump test no heater ...

Page 17: ...Heating pump test no heater ...

Page 18: ...6 Energy label ...

Page 19: ...dB A the structure is not perfectly appropriate for the double ducted machine for this reason the noise level is correct around 3 5 dB A calculated SPL Sound Pressure Level dB A MIN Speed MED Speed MAX Speed Indoor Fan Mode 41 7 45 1 48 3 Indoor Cooling Heating Mode 43 8 46 5 49 0 Out Door Pipes 41 6 59 6 ...

Page 20: ...7 1 Noise level Indoor Fan Mode ...

Page 21: ...7 2 Noise level Indoor Cooling Heating Mode ...

Page 22: ...7 3 Noise level Outdoor Cooling Heating Mode ...

Page 23: ...8 Installation ...

Page 24: ......

Page 25: ...ances of the air conditioner p p Fasten the template to the wall once the following guidelines have been thoroughly checked Do not drill any holes until you are completely confident that there are no obstacles in the area you wish to drill and there are no obstructions which could be hidden by the construction of the wall for example Electrical wiring water gas pipes or supporting lintels or beams...

Page 26: ...pipe as shown on A system please use t B t d i th d t i t t it bl l If t A l d t system B to drain the condensate moisture to a suitable place If use system A please do not unplug the black rubber cup from system B 8 4 Fastening the bracket P6 Drill the holes for anchoring the fastening bracket to the wall using preferably the 6 holes showed in black on the paper template If the wall is not sturdy...

Page 27: ...t its removal it is recommended to fasten it to the wall If the external grating is accessible to prevent its removal it is recommended to fasten it to the wall with wall plugs and screws with a diameter of 6mm Tighten the cord and fasten it to the dent on the internal flanges 8 7 Fitting the air conditioner on bracket P11 P12 After checking again that the fastening bracket is securely fastened to...

Page 28: ...9 Electric wiring ...

Page 29: ...e by judging room temperature see below table Indoor temp Indoor temp 20 20 indoor 25 indoor 25 Running mode heating cooling heating fan cooling only fan cooling heating dehumidify cooling only cooling a When Auto mode is selected unit would check room temperature first and work with fixed mode as above accordingly Every 6 minutes unit would check room temperature again running mode would be chang...

Page 30: ... 10 3 3 Dehumidify mode 10 3 3 1 Setting temperature 18 30 Low speed 1 1 2 5 RT TS 10 3 3 2 Work conditions Action will accord to the indoor temperature and the setting temperature NO conditions Indoor fan motor Outdoor fan motor compressor Four way valve 1 RT Ts Fix in low speed fan Keep running Keep running No power supply 2 RT Ts Fix in low speed fan Works for 10 minutes and then stops for 6 mi...

Page 31: ... except defrost course When unit is turned into heating mode or turned on four way valve will open 5 seconds earlier than compressor When heating mode is changed or unit is turned off four way valve will close 2 minutes later than compressor 10 3 4 5 Outdoor fan motor working conditions Start or close same time as the compressor When unit goes into defrost or over heating protection it will work a...

Page 32: ...ll work as original function if unit has this function Note 1 During defrost cycle yellow Timer led will flash with 1Hz frequency 2 Temperature detection is valid only when compressor is working 3 If outdoor coil sensor is damaged unit will work with Auto defrost cycle 30 minutes works and 12 minutes defrosts 10 3 4 10 Electrical heater function 1 Auto aux electrical heater function When compresso...

Page 33: ...motor will work and four way valve will be temperature the compressor outdoor motor and indoor motor will work and four way valve will be close If room temperature setting temperature it will directly go into sleeping working fluctuation see below graphic Fan speed will be fixed with low speed Flap direction can be adjusted or stay with one position 10 3 6 3 At the beginning of sleeping running in...

Page 34: ... emergency running and process the setting of the remote control 10 4 Flap panel control Use the step motor to control the flap panel moving run or stop according to the flap order 10 5 Protection function 10 5 1 Compressor 3 minutes delay protection a The compressor will run immediately when it works with first time b Compressor must stops for 3 minutes and reworks again Except defrost function i...

Page 35: ...3 minutes defrost Note If both room temperature sensor and indoor coil sensor sensor are damaged unit will display E1 and work with room temperature sensor failure function 10 5 5 Indoor PG motor problem protection If indoor fan motor could not receive the feedback pulse for 5 seconds it would close Compressor outdoor fan motor valve and aux electrical heater will close same time Indoor unit fan m...

Page 36: ... and listen beep times from main PCB main PCB 3 3 times beep means the unit is working with low condenser fan mode all the time even the indoor fan is working with high speed 4 1 time beep means the unit is working with normal condenser fan mode When indoor fan is working with high speed outdoor condenser fan would work with high speed same time 10 7 Speed WZ 32 Cooling 1250rpm 1000rpm 900rpm Heat...

Page 37: ... 3 1943 65 1 2511 93 0 556 10 9 1801 38 3 0815 66 1 2128 94 0 542 10 9 1801 38 3 0815 66 1 2128 94 0 542 11 8 7999 39 2 9733 67 1 174 95 0 527 12 8 4377 40 2 8694 68 1 139 96 0 514 13 8 0925 41 2 7697 69 1 105 97 0 500 14 7 7635 42 2 6740 70 1 072 98 0 487 15 7 4498 43 2 5821 71 1 040 99 0 475 16 7 1506 44 2 4939 72 1 009 100 0 462 17 6 8652 45 2 4091 73 0 980 2 15 5800 18 6 5928 46 2 3276 74 0 95...

Page 38: ...he product from a power source of the same voltage frequency and rating as indicated on the product identification plate This air conditioner is not intended for use in wet or damp locations Do not place the air conditioner near an open flame cooking or heating appliance or hot surface Do not let the power cord hang over the edge of a table or counter Arrange the power cord away from an area where...

Page 39: ...clean with a damp cloth only Do not use an abrasive cloth and or solvents as this may damage the surfaces Do not use excessively wet cloth or sponges as water stagnation could damage the air conditioner and compromise safety 12 3 Active carbon filter The unit includes active carbon filter which not only has the function of eliminating suspended matters that a common mechanical filter has but also ...

Page 40: ...erature goes down 5 The temperature is not properly set check it 6 The grids could be obstructed check and remove the eventual obstacles 7 Dampness in the room coming from walls carpet furnishing or similar p g p g 8 Wrong installation of the air conditioner 9 Wrong connection of the drainage pipe 10 Exhausted batteries 11 Wrong insertion of the batteries inside the remote control 12 Protection of...

Page 41: ... ASK FOR MORE INFORMATION Phone 34 93 446 27 81 eMail info mundoclima com TECHNICAL ASSISTANCE Phone 34 93 652 53 57 www mundoclima com ...

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