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RPIZ-0.8HNDTSQ
RPIZ-1.0HNDTSQ
Low-Height
In-the-
RPIZ-1.3HNDTSQ
Ceiling Type
RPIZ-1.5HNDTSQ
RPIZ-1.8HNDTSQ
RPIZ-2.0HNDTSQ
This manual is exclusively prepared for
R410A indoor unit. Please read this manual
in conjunction with corresponding manual for
outdoor unit.
RPIZ-2.3HNDTSQ
RPIZ-2.5HNDTSQ
P01589Q
ORIGINAL INSTRUCTIONS
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Table of Contents
Related Manuals for Hitachi RPIZ-0.8HNDTSQ
Summary of Contents for Hitachi RPIZ-0.8HNDTSQ
- Page 1 RPIZ-0.8HNDTSQ RPIZ-2.3HNDTSQ RPIZ-1.0HNDTSQ RPIZ-2.5HNDTSQ Low-Height In-the- RPIZ-1.3HNDTSQ Ceiling Type RPIZ-1.5HNDTSQ RPIZ-1.8HNDTSQ RPIZ-2.0HNDTSQ This manual is exclusively prepared for R410A indoor unit. Please read this manual in conjunction with corresponding manual for outdoor unit. P01589Q ORIGINAL INSTRUCTIONS...
- Page 3 Declaration of Conformity (Manufacturer’s Declaration) Qingdao Hisense Hitachi Air-conditioning Systems Co., Ltd. Add: 218, Qianwangang Road, Economic & Technical Development Zone, Qingdao, P.R. China declares under its sole responsibility that the air conditioning models to which this declaration relates: RPIZ-0.8HNDTSQ, RPIZ-1.0HNDTSQ, RPIZ-1.3HNDTSQ, RPIZ-1.5HNDTSQ, RPIZ-1.8HNDTSQ, RPIZ-2.0HNDTSQ, RPIZ-2.3HNDTSQ, RPIZ-2.5HNDTSQ...
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Page 4: Important Notice
This manual describes and introduces this heat pump air conditioner in a unified manner, so it's applicable for your and other air conditioners. ● Hitachi pursues a policy of continuous improvement in design and performance of products. The right is therefore reserved to change specifications without notice. ●... - Page 5 DANGER ● Please don't perform installation works such as refrigerant piping connection, drain pipe connection, and wiring connection. Violations may result in system leakage, electrical failure or fire. In the case of fire, please turn off the power immediately; please don't touch electrical parts with the hands, or electric shock may arise. ●...
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Page 6: Checking Product Received
The standard operation method for the machine is described in the present manual. Please contact local dealer when problem arises. Hisense Hitachi shall not be held responsible for any consequence of the modification to machine performed without its written consent. - Page 7 Unit Description Part Name 3.1 Indoor Unit 3.2 Remote Control Before Operation Automatic Control Section2 Installation & Maintenance Manual...
- Page 8 Protection and Control Devices Field Operation 10.3 Setting of External Static Pressure...
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Page 9: Before Operation
3. Part Name 3.1 Indoor Unit Refer to Fig. 3.1 "Low-height in-the-ceiling DC indoor unit" Do not have the indoor unit or outdoor unit exposed to water. All these parts are designed 3.2 Remote Control with electronic components that may cause Refer to the remote control instruction manual for operation short circuit when exposed to water. - Page 10 Models: 0.8~1.3 Model: 1.5 Models: 1.8~2.5 Fig. 3.1 Low-Height in-the-Ceiling DC Type Indoor Unit...
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Page 11: Automatic Defrosting
5. Auto Control Automatic Defrosting Press "Run/Stop" key to stop heating. The outdoor This system is designed with the following features. unit can automatically detect frost and automatically perform defrosting for up to 10 minutes. NOTE Overload Protection Please keep the main power supply ON unless the system is left unused for long. - Page 13 Note: When in immediate contact with refrigerant, please use the installation tools and instruments dedicated to the new refrigerant. DANGER Since the pressure of new refrigerant R410A is 1.4 times that of traditional refrigerant, its performance is susceptible to impurities like moisture, scale and grease, etc. It's essential to remove the moisture, dust, other refrigerants or refrigerant oils from the refrigeration system.
- Page 14 Install the indoor unit as per national standard. Refer to the packing list in the end page of this manual for details of accessories. Please contact the dealer if the accessories are not delivered with machine.
- Page 15 Models: 0.8~2.5 Electric Box Back Service Access (≥450) Install suspension bolts as shown in Fig. 4.2. 1. Where the ceiling is not removable, please arrange a necessary service access under the For Concrete Slab For Steel Beam indoor unit. 2. The service Insert 150 to 160mm (100 to150kg)
- Page 16 4.3.3 Installation of Indoor Unit 4.3.2 Suspension Bolt and Pipe 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.
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Page 17: Air Duct Connection
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. -
Page 18: Piping Connection
Pipe Diameter (a) Flaring Diameter As shown in Fig. 5.4, two spanners shall be used for tightening the nut. 12.7mm Fig. 5.4 Nut Tightening Torque (3) Select copper pipes based on Fig. 5.2. Insulate the refrigeration piping with field-supplied 5.2 Piping Connection insulating pipe as shown in Fig. -
Page 19: Drain Pipe
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. - Page 20 ● Turn OFF the main power switch to the indoor unit and the outdoor unit and wait for at least 3 minutes before electrical wiring work or a periodical check is performed. ● Check to ensure that the indoor fan and the outdoor fan have stopped before electrical wiring work or a periodical check is performed.
- Page 21 Terminal Block (TB) Wire Clamp Entwine the magnetic ring 3 turns at wires L and N of power cord Wired Remote Enlarged View of P Part Control Wire Terminal Block (TB) Wiring Communication Cable Power 220-240V 50/60Hz Cord Electrical Box Wire Clamp Body Wire Clamp Nut Hand-Operated Nut...
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Page 22: Field Operation
10. Field Operation 10.1 Specifications of Field Connected Power Cord Electrical Parameters and Wire Size of Indoor Unit Rated Power Cord Signal Wire Indoor Unit Capacity (HP) Power Supply Specifications Specifications Current 0.50A 1.0~1.3 0.50A 220-240V 50/60Hz 0.50A 1.8~2.0 0.90A 2.3~2.5 0.90A Total Current (A) - Page 23 (1) DIP switch must be set with power sources (3) Model code setting (DSW4) of the indoor and outdoor units in OFF state. No setup is required. The code is set before delivery. Otherwise, the settings are invalid. (2) DIP switch positions are shown in the figure below.
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Page 24: Setting Of External Static Pressure
10.3 Setting of External Static Pressure 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. External Pressure Settings of Wired Indoor Unit Remote Control Capacity (HP) - Page 26 1110035 Qingdao Hisense Hitachi Air-conditioning Systems Co., Ltd. Add: 218, Qianwangang Road, Economic & Technical Development Zone, Qingdao, P.R. China http://www.hisense-vrf.com E-mail: export@hisensehitachi.com P01589Q 2018.08...