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RPIM-0.8HNAUB1Q RPIM-1.0HNAUB1Q RPIM-1.3HNAUB1Q RPIM-1.5HNAUB1Q RPIM-1.8HNAUB1Q RPIM-2.0HNAUB1Q Ceiling Ducted Type RPIM-2.3HNAUB1Q RPIM-2.5HNAUB1Q RPIH-3.0HNAUB1Q RPIH-3.3HNAUB1Q RPIH-4.0HNAUB1Q RPIH-5.0HNAUB1Q RPIH-6.0HNAUB1Q This manual is exclusively prepared for R410A indoor unit. Please read this manual in conjunction with corresponding manual for outdoor unit. P01974Q ORIGINAL INSTRUCTIONS...
This manual should be considered as a permanent part of the air conditioning equipment. Please keep it properly. ● Hitachi pursues a policy of continuous improvement in design and performance of products. The right is therefore reserved ● to change specifications without notice.
WARNING Do not use any sprays such as insecticide, lacquer, hair spray or other flammable gases within approximately one (1) ● meter from the system. ● If the earth leakage breaker (ELB) is frequently activated, please stop the system and contact your local dealer or customer services.
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Unit Description Part Name 3.1 Indoor Unit 3.2 Remote Control Before Operation Operation Mode Auto Control Cleaning of Filter 7.1 Removing Filter 7.2 Cleaning Filter 7.3 Resetting Filter Indicator 8.1 If Trouble Still Remains 8.2 No Operation 8.3 Not Cooling or Heating Well 8.4 This is Not Abnormal...
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Section 2 Installation & Maintenance Manual Wiring for Static Pressure Protection and Control Devices Field Operation...
Unit Description This heat-pump type air conditioning unit can consist of one outdoor unit and several indoor units. Detailed Do not have the indoor unit or outdoor unit configurations are stated in the corresponding exposed to water. All these parts are designed installation &...
4. Before Operation Freeze Protection during Refrigeration When the outlet air temperature of indoor unit is excessively low, refrigeration may be automatically switched to air supply mode, in which the unit runs for The units that have been left unused for a long period of a period of time to avoid frosting on indoor heat time shall be electrified for more than 12 hours before exchanger.
7. Cleaning of Filter The operation of indoor unit is strictly prohibited without filter. Please turn off the main power supply before removing the filter (the previous operational function may occur). 7.1 Removing Filter 8.1 If Trouble Still Remains 7.2 Cleaning Filter If the trouble still remains even after checking the following, contact your contractor and inform Please clean the filter in the following steps.
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Check whether the design pressure of machine is 4.15 MPa. The following tools are necessary for the installation & construction. Tool Tool Spanner Handsaw Charging Cylinder Phillips Screwdriver Gauge Manifold Vacuum Pump Cutter for Wires Refrigerant Gas Hose Megohmmeter Gas Leak Detector Copper Pipe Bender Leveller Water Pump...
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Install the indoor unit as per national standard. possible Please contact the dealer if the accessories are not delivered with machine.
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Models: 0.8~2.5 Unit: mm Electric Box Service Access (≥450) Back Front Install suspension bolts as shown in Fig. 4.2. Top View Models: 3.0~6.0 Unit: mm For Concrete Slab For Steel Beam Electric Box Insert Service Access (≥450) 150 to 160mm (100 to150kg) 1.
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4.3.2 Suspension Bolt and Pipe 4.3.3 Installation of Indoor Unit Connection Points Indoor unit is installed as shown in Fig. 4.4. Installation of Field-Supplied Parts (1) Indicate the location of suspension bolt, and the connection points of refrigerant pipe and drain Suspension Bolt 4-M10 or W3/8 pipe.
4.3.5 Air Duct Connection (2) Installation of Indoor Unit Air duct is connected to indoor unit via canvas hose Place the left bracket on the nut and washer of to effectively isolate noise and vibration. Indoor unit suspension bolt as shown in the figure below. is designed with flange with hole connectible to air Make sure the left bracket is properly placed duct.
As shown in Fig. 5.4, two spanners shall be used for 5.2 Piping Connection tightening the nut. (1) Piping connection points are shown in Figs. 5.1 and 5.2. Models 0.8~2.5 Unit: mm Drain Pipe Refrigerant Gas Tube For Drain Pump Refrigerant Liquid Tube (mm) (N.m)
Where the relative humidity of air inlet or Excessive and inadequate refrigerant is a ambient air exceeds 80%, an auxiliary drain pan leading cause of system anomaly. Please shall be fabricated at installation site and placed inject the right amount of refrigerant. under the indoor unit, as shown in Fig.
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Check the capacity of power source. The system can't be started if the supply ● voltage is excessively low. Turn OFF the main power switch to the indoor unit and the outdoor unit and wait for at least 10 minutes before electrical wiring work or a periodical check is performed.
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7.3 Static Pressure Selection Wiring Static Pressure (Pa) RPIM-0.8~2.5HNAUB1Q Plug Wording Static Pressure (Pa) RPIH-3.0~6.0HNAUB1Q Plug Wording *: Factory default The plug printed with number "1" before delivery of above-noted indoor unit is inserted into the socket. To change the static pressure, insert the plug printed with number "2".
10. Field Operation 10.1 Field Minimum Wire Dize for Power Source Line Diameters of Field-Connected Wires and Power Cords Power Cord Signal Wire Power Supply Rated Current Models Specifications Specifications 0.93A RPIM-0.8~1.0HNAUB1Q 1.33A RPIM-1.3~1.5HNAUB1Q 1.59A RPIM-1.8~2.0HNAUB1Q 220V ~ 60Hz 1.94A RPIM-2.3~2.5HNAUB1Q RPIH-3.0~4.0HNAUB1Q 3.11A...
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The refrigeration system codes of all indoor units (A) Positions of DIP Switches are required to be set based on the position diagram below. All are set to OFF before delivery. H-LINK II. H-LINK II. Safety reset (DSW7) No setup is needed All are set to OFF before delivery.
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1154115 Qingdao Hisense Hitachi Air-conditioning 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.