Hitachi RAM-112FPSQB Скачать руководство пользователя страница 20 | Manualshive

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66MP1388 RAC-AF-D

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Содержание RAM-112FPSQB

Страница 1: ...nts may generate electromagnetic wave avoid causing malfunction of the air conditioner To prevent electromagnetic interference EMI do not point the electromagnetic wave emitting surface of medical instruments toward the electrical control panel remote controller and remote controller cable of the air conditioner To avoid EMI in the air keep machinery generating electromagnetic wave such as radios ...

Страница 2: ...geration oil with the special filling machine for R410A and Ze GLES RB74 may cause machine failure and even explosion or fire Make sure to use qualified refrigerant and refrigeration oil only The machine maintains a high pressure at all times Do not heat the machine or any parts in any situation This may cause machine failure and even explosion or fire Make sure to remove all flammable objects on ...

Страница 3: ...ench y 2mm larger than the Φ12 7 or Φ15 88 wrenches for use on R410A pipes Not suitable for use on the pipes of currently used refrigerants For locking cap nuts y Φ6 35 and Φ9 53 wrenches can also be used Welder y Weld pipes as instructed flame adjustment welding temperature and choice of welding materials For welding refrigerant pipes Nitrogen y Strictly prevent dust from entry Following the nitr...

Страница 4: ...7 0 8 O 0 8 O 0 8 O Φ15 88 1 0 O 1 0 O 1 0 O Φ19 05 1 0 O 1 0 O 1 0 1 2H Φ22 2 1 2 O 1 15 O 1 0 1 2H Φ25 4 1 2 O 1 0 1 2H 1 0 1 2H Φ28 6 1 4 O 1 0 1 2H 1 0 1 2H Φ31 75 1 4 O 1 1 1 2H 1 1 1 2H Φ38 1 1 65 O 1 15 1 2H 1 35 1 2H Connector Selection The wall thickness of connectors elbows and tubing must be changed according to the design pressure change As 1 2H parts cannot be bend or expanded select ...

Страница 5: ...and PSW3 switches on the mainboard of outdoor unit for three seconds 2 3 Outdoor unit installation 1 Installation space Retain maintenance space for the outdoor unit as shown below unit mm Standalone Standalone Standalone Two or More Units side by side No obstruction above No obstruction on sides and above Obstruction in front of the air outlet Even both sides are clear of obstruction maintain at ...

Страница 6: ... Do not install the unit at locations where strong wind may blow off the roof or wall Secure the unit with steel wire if necessary 2 Add rubber cushions to the four legs of the unit stand 3 The location should be convenient for draining rainwater and condensate from defrosting For good drainage the outdoor unit should be installed in places with draining facilities When installing under roofs wher...

Страница 7: ...ection A when using this type of anchor bolts Otherwise it will be difficult to remove the pipe cover 5 Securely fix the outdoor unit on the foundation to prevent collapse in a strong wind or an earthquake or noise due to loss of level leaning aside 6 When using ordinary frames whose legs are narrower than the legs of the outdoor unit add a board under the legs of the outdoor unit as shown in the ...

Страница 8: ... the indoor units 20 20 Max lapse height between indoor units H2 3 3 Max pipe length between branch pipes and indoor units L1 L2 10 10 Branch pipe selection MW NP282A at a Cautions 1 The length and route of both the refrigerant and refrigeration oil pipes must be the same 2 Branch pipes should be near the indoor unit 2 Refrigerant pipe size Indoor unit Outdoor unit Capacity Level Refrigerant Pipe ...

Страница 9: ... instructions below Operation Air Conditioner Pipe union Ⓐ on the gas interceptor valve Low pressure Pipe union Ⓑ on the liquid interceptor valve Filling refrigerant after evacuation or repair Note After removing the filling hose prevent refrigerant and refrigeration oil from contaminating the electrical panel Penetrating walls Protect pipe ends when penetrating walls Protect pipe ends with a cove...

Страница 10: ...ing the unit put back the pipe cover afterwards Wrap pipes with insulation sheets prepare on site before penetrating pipes through the cap hole to ensure it is seamless Make sure that there is adequate space for putting back the pipe cover Panel removal direction Rear piping Pipe cover Front piping Right piping Bottom piping cover y As shown in the left diagram pipes can be installed in four locat...

Страница 11: ...terwards 5 Make sure to check leakage with a leakage detector and bubbles Do not use bubble liquids containing NH3 Recommended bubble liquids for the leakage test tabulated below Do not use general household detergents in the bubble test 2 Refrigeration filling 1 The unit has been equipped with refrigerant before shipping If pipes are longer than the design range add suitable amount of refrigerant...

Страница 12: ...W additional refrigerant L l x P L Pipe length l Standard pipe length 30m P Compensational value 60g m Example L L0 L1 L2 25 6 3 34m L l 34 30 4m Additional quantity of refrigerant W L l x P 4m x 60 g m 240g 3 Fill in the additional quantity of refrigerant W calculated in 2 3 5 Recovering Refrigerant Follow the steps below to recover refrigerant from the outdoor unit before relocating the indoor a...

Страница 13: ...W5 1 ON is shown on the right diagram When more than two outdoor units are connected to the H LINK disabled the terminal impedance DSW5 1 OFF from the second outdoor unit onward Make sure that the terminal impedance of only one outdoor unit in the H LINK is ON When there is only one outdoor unit do not change the factory setting y Use the same type of cables for all units on the H LINK Located on ...

Страница 14: ...bove 0 75 2 0 2 0 Above 0 75 ELCB Selection Determine the rated current of the ELCB based on the total wiring capacity shown in the right table Determine the ELCB model sensed current and trip current based on the information shown in the right table Use high sensitivity high speed trip time 0 1 second ELCB Confirm the ELCB rated current sensitivity and trip time and protective coordination of the...

Страница 15: ... Type 3 method at impedance under 100Ω Ask a qualified electrician to implement the work 5 Make sure to disconnect power source before opening the electrical panel for wiring or service to prevent electric shock Warning When installing the panel cover avoid jamming wires together to prevent electric shock and fire L1 1 L2 2 N Upper Right Panel Cover Earth cable Main power cable Operation circuit c...

Страница 16: ...f there are abnormalities Press the Run Stop and CHECK buttons on the remote control at the same time for 3 seconds or longer Test Run and Connected No of Indoor Units will be shown on the LCD display When multiple units are connected check the total number of connected indoor units If the number of connected units shown on the LCD display is smaller than the actual number of connected units check...

Страница 17: ...igerant temperature Fluid pipe temperature ºC Compressor out temperature ºC 8 Refrigerant pressure Delivery pressure MPaG Intake pressure MPaG 9 Voltage Rated voltage V Operating voltage L1 N V L1 L2 V Start voltage V 10 Compressor input power and current Power kW Current A 11 Refrigerant filling level Correct Incorrect 12 Remote control functions Correct Incorrect 13 Protective device functions C...

Страница 18: ... Settings of each input terminal should be different The value of settings greater than the default value is invalid Not in use Not in use Heating Mode Operation Signal Cooling Mode Alarm Signal Stop Request Compressor ON Signal Force Stop Defrost Signal Current Control 60 Current Control 70 Current Control 80 Current Control 100 Input Setup 1 CN1 Code 1 2 Input Setup 2 CN1 Code 2 3 Input Setup 3 ...

Страница 19: ...t capacity mismatch Indoor unit capacity is 100 130 higher than the outdoor unit capacity 35 Indoor unit number setup error Repeated number setting or the number is greater than the connected number of indoor units 38 Protection check circuit error outdoor unit Error of the outdoor unit protection check circuit 41 Cooling overload high pressure switch activated When the outdoor unit protection act...

Страница 20: ...20 66MP1388 RAC AF D ...

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