Hitachi RPIZ-0.8HNDTS1Q Operation Installation Maintenance Manual Download Page 10 | Manualshive

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Protection and Control Devices

Field Operation

10.3

Setting of External Static Pressure

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Summary of Contents for RPIZ-0.8HNDTS1Q

Page 1: ...IZ 0 8HNDTS1Q RPIZ 1 0HNDTS1Q RPIZ 1 3HNDTS1Q RPIZ 1 5HNDTS1Q RPIZ 1 8HNDTS1Q RPIZ 2 0HNDTS1Q RPIZ 2 3HNDTS1Q RPIZ 2 5HNDTS1Q This manual is exclusively prepared for R410A indoor unit Please read this manual in conjunction with corresponding manual for outdoor unit ...

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Page 3: ...ded that these are used in accordance with our instructions following the provisions of Directives as amended Manufacturing number and manufacturing year refer to model Nameplate Notes This declaration becomes invalid if technical or operational modifications are introduced without the manufacturer s consent Johnson Controls Hitachi Air Conditioning Europe SAS is authorized to compile technical fi...

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Page 5: ...il Places with inflammable gases Places with sulfurated gases or silicon e g hot spring etc Coastal areas with much salt or places exposed to strong acids or bases that may cause corrosion to machine IMPORTANT NOTICE Signal words DANGER WARNING and CAUTION are used to indicate hazard seriousness Definitions of the hazard levels are provided below with respective signal words Do not have the air ou...

Page 6: ...inal may result in looseness of terminal that may cause a fire Make sure the air conditioner is installed with enough strength of fixation otherwise the air conditioner may fall or topple over which may bring about machine damage or personal injury Please follow the installation instructions and related regulations and standards for electrical construction otherwise electrical failure or fire may ...

Page 7: ...ioner to any high power electrical equipment results in extremely high inductive surge voltage in the power cord of air conditioner This air conditioner must be serviced by professional maintenance personnel CAUTION CHECKING PRODUCT RECEIVED This appliance can be used by children aged from 8 years and above and persons with reduced physical sensory or mental capabilities or lack of experience and ...

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Page 9: ...5 5 6 6 6 6 7 7 6 10 10 10 11 Section2 Installation Maintenance Manual Unit Description Part Name 3 1 Indoor Unit 3 2 Remote Control Before Operation Automatic Control 6 1 6 2 6 3 6 4 4 ...

Page 10: ...12 12 12 13 13 14 14 15 v Protection and Control Devices Field Operation 10 3 Setting of External Static Pressure 16 ...

Page 11: ...ve been left unused for a long period of time shall be electrified for more than 12 hours before startup Do not start the machine immediately after power on since this may cause damage to compressor due to inadequate warm up of lubricating oil Please check if the outdoor unit is covered with ice or snow If yes please remove the ice or snow with warm water However the water temperature shall not ex...

Page 12: ...2 Fig 3 1 Low height ceiling Ducted Indoor Unit Models 0 8 1 3 Model 1 5 Models 1 8 2 5 ...

Page 13: ...od of time to avoid frosting on indoor heat exchanger Cold Air Prevention To prevent the output of cold air from indoor unit in heating mode the fan runs at low speed The fan speed is set based on outlet air temperature of indoor unit Control of Indoor Fan during Defrosting The indoor fan is out of service during automatic defrosting of outdoor unit Surplus Heat Output from Indoor Unit Upon comple...

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Page 15: ...ntial to remove the moisture dust other refrigerants or refrigerant oils from the refrigeration system Hence the failure to use specified materials and tools may result in explosion personal injury refrigerant leakage electrical failure or fire DANGER Note When in immediate contact with refrigerant please use the installation tools and instruments dedicated to the new refrigerant ...

Page 16: ...2 5 Install the indoor unit as per national standard Please contact the dealer if the accessories are not delivered with machine 6 Magnet Ring ...

Page 17: ...nt manner Indoor unit must be so positioned that the indoor temperature is distributed evenly There should be no obstruction that blocks air flow indoors and at air vent Install suspension bolts as shown in Fig 4 2 For Concrete Slab 150 to 160mm Steel Insert 100 to150kg Concrete Anchor Bolt W3 8 or M10 For Steel Beam Suspension Bolt W3 8 or M10 l Beam For Wooden Beam Wooden Rib 60 to 90mm square t...

Page 18: ... 4 3 a Suspension Bolt Size 410 Suspension Bolt Size Outgoing Direction Top View Fig 4 3 Suspension Bolt 4 3 3 Installation of Indoor Unit Indoor unit is installed as shown in Fig 4 4 Installation of Field Supplied Parts Suspension Bolt 4 M10 or W3 8 Nut 8 M10 or W3 8 Washer 8 M10 or W3 8 Fig 4 4 Installation of Indoor Unit 1 How to Install Suspension Bolt and Nut Mount nuts to the four bolts as s...

Page 19: ...oor unit is slightly lower than its front part by 0 5mm so as to facilitate drainage 3 Tighten the suspension nut upon completion of adjustment It s essential to apply thread locking agent to avoid nut looseness Please cover the machine with plastic cloth during installation so as to keep it clean 4 3 5 Air Duct Connection Air duct is connected to indoor unit via canvas hose to effectively isolate...

Page 20: ...ng flaring connected for off factory installation is adjusted as compared with R22 and R407C Please perform the processing operation based on the dimensions shown below See Fig 5 3 As shown in Fig 5 4 two spanners shall be used for tightening the nut Fig 5 4 Nut Tightening Torque Insulate the refrigeration piping with field supplied insulating pipe as shown in Fig 5 5 upon completion of refrigeran...

Page 21: ...l be fabricated at installation site and placed under the indoor unit as shown in Fig 6 2 Indoor Unit Auxiliary Drain Pan Field Supplied Drain Outlet Fig 6 2 Water pan Power on Fill the water pan with 2L or 2 5L of water Check and ensure the water flows without obstruction and no leakage exists Pour 2L of water if no water flows out of pipe end Drain Lift Pipe PVC Pipe VP25 Field Supplied Field Su...

Page 22: ...d thereby cause fire Do not use the power terminal strip used for the air conditioner to sub connect any power cable but use power branch box to sub connect power wire at indoor unit side instead and be sure to calculate wire capacity or otherwise too low capacity may cause fire The system shall not be started until all inspections have been performed properly Wrap the accessory packing around the...

Page 23: ... 50 60Hz Indoor Unit Indoor Unit Capacity HP Capacity of Fuse on Indoor Unit Control Circuit Freeze Protection Temperature Cut out Cut in Set Temperature Difference 220 240V 50 60Hz Terminal Block TB Entwine the magnetic ring 3 turns at wires L and N of power cord The View of D Direction Communication Wire Remote Controller Wire Cord Clamps Power Wire ...

Page 24: ...ication circuit shall not be lower than that for RVV S P shielded wires or equivalent and the shielding layer shall be grounded 6 A switch that can ensure all pole disconnection shall be installed between power supply and air conditioning unit in such a manner that the contact spacing shall not be less than 3mm 7 Once the power cord is damaged the dealer or the professionals from designated mainte...

Page 25: ...witch must be set with power sources of the indoor and outdoor units in OFF state Otherwise the settings are invalid 2 DIP switch positions are shown in the figure below 3 a c Model code setting DSW4 No setup is required The code is set before delivery d b e ...

Page 26: ... 00 Default 01 0 8 1 5 1 8 2 5 The static pressure can be changed by setting the external static pressure C5 on the wired remote control Please refer to the installation and maintenance manual for wired remote control Indoor Unit Capacity HP External Pressure Settings of Wired Remote Control ...

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Page 28: ...g Systems Co Ltd Add No 218 Qianwangang Road Economic and Technological Development Zone Qingdao China The Company is committed to continuous product improvement We reserve the right therefore to alter the product information at any time and without prior announcement ...

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