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Installation, Operation and Maintenance
INSTRUCTIONS MANUAL
HITACHI PACKAGED-TYPE AIR CONDITIONERS
Models :
─
INVERTER DRIVEN
─
AIR-COOLED TYPE
IMPORTANT:
READ AND UNDERSTAND THIS
INSTRUCTION MANUAL BEFORE
USING THIS AIR CONDITIONER.
KEEP THIS MANUAL FOR FUTURE
REFERENCE.
Indoor Unit Outdoor Unit
RPS-140AN + RAM-140FPS/
RAM-140FPSB
─
─
65MP3192
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Related Manuals for Hitachi RPS-140AN
Summary of Contents for Hitachi RPS-140AN
- Page 1 Models : Indoor Unit Outdoor Unit RPS-140AN + RAM-140FPS/ Installation, Operation and Maintenance RAM-140FPSB INSTRUCTIONS MANUAL HITACHI PACKAGED-TYPE AIR CONDITIONERS ─ ─ INVERTER DRIVEN ─ ─ AIR-COOLED TYPE IMPORTANT: READ AND UNDERSTAND THIS INSTRUCTION MANUAL BEFORE USING THIS AIR CONDITIONER.
- Page 2 ： Useful information for this operation and/or maintenance. ● If you have any questions, contact your installer, dealer of HITACHI or our customer care. ● This manual gives you description and information on how to operate this air conditioning unit.
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Page 3: Table Of Contents
— CONTENTS — Item Page Operation Instructions..................1 PREPARATION Installation Location.................... 10 Installation Space ....................10 Foundation......................12 Unit Check ......................12 INSTALLATION Anti-tumbler for Indoor Unit ................13 Anti-tumbler for Outdoor Unit................14 REFRIGERANT AND DRAINAGE PIPING Preparations ....................... 15 Refrigerant Piping.................... -
Page 4: Operation Instructions
Operation Instructions Operation Instructions ◆ Name of Parts INDOOR UNIT Horizontal Louver Air Outlet Vertical Louver Front Cover Air Inlet Gas Refrigerant OUTDOOR UNIT Piping Air Inlet Liquid Refrigerant Piping Field and Control Wiring Power Supply Main Circuit Breaker Air Outlet Leakage Breaker - 1 -... - Page 5 Operation Instructions Operation Instructions Precautions on Usage ◆ Please use fuse/circuit breaker with Don’t insert any material into the air proper amperage. inlet and air outlet. It may cause accidents and may injure Never use metal or copper wire as a fuse to and damage the units.
- Page 6 Operation Instructions Operation Instructions Remote Control Switch Functions ◆ ▲CAUTION ！ ！ Press switches only with fingers. Do not press switches by any other item, as it may break switches.Do not touch the CHECK switch. This switch is only for servicing. If touched, press the CHECK switch again to reset.
- Page 7 Operation Instructions Operation Instructions Before Operation ◆ When the system is started after a shutdown longer ▲CAUTION ！ than approximately 3 months, it is recommended that the system be checked by your service contractor. Supply electrical power to the system for approximately 12 hours before start-up after long Turn OFF the main switch when the system is stopped shutdown.
- Page 8 Operation Instructions Operation Instructions NOTE ◆Setting Method (Temperature, Fan Speed and Air Louver Direction) In case of DRY mode, the fan speed is automatically changed to LOW, and can not be changed (However. ATTENTION the indication shows the present setting condition.). DO NOT touch the CHECK switch.
- Page 9 Operation Instructions Operation Instructions ◆Timer Operation Cancel ＊Function Press the ON/OFF TIMER switch again. This Function is used to start or stop operation after ● a set time. The timer operation can be set by the ON/OFF ● TIMER switch. "...
- Page 10 Operation Instructions Operation Instructions ◆ Automatic Control The system is equipped with the following functions. Frost Prevention During Cooling Operation ● NOTE When the indoor unit is operated at low discharge air temperature, the cooling operation may be Except for a long period of shutdown, keep the main changed to fan operation for a while to avoid frost power switch ON.
- Page 11 The louver is fixed at the horizontal position. However, the louver indication of LCD continues to activate. Check the contents of the indications and contact your When the unit is stopped during defrost operation, distributor or dealer of HITACHI. The RUN indicator (Red) is OFF. ● Power Failure All the indications are OFF.
- Page 12 Operation Instructions Operation Instructions ◆ Troubleshooting Unit does not start: 1. Is the main power source switch to the unit ON? 2. Is the main fuse normal? Poor cooling operation: 1. Are there any obstacles which hamper sufficient air to the indoor unit and outdoor unit coil? 2.
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Page 13: Preparation
Preparation Preparation 1. Preparation 1.1 Installation Location (1) Required Material – Measure, Architectural Information Regarding Installation Location. (2) Confirm that the final installation location is provided with convenient piping and wiring work. (3) Check the total piping length and difference in height between indoor and outdoor unit, it should not exceed the following: Maximum Piping Length Difference in Height... - Page 14 Preparation Preparation ◆ Operation Space for Outdoor Unit Individual Outdoor Unit (2) In case of existence of (3) In case of existence of (1) In case of existence of obstruction in the back obstruction on the front obstruction on top and and by the side (open (open space in the back, in the back (open...
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Page 15: Foundation
Preparation Preparation 1.3 Foundation (1) Check to ensure that the foundation is flat leveled and sufficiently strong. (2) Confirm elevation provision for the outdoor unit on a solid base with an iron frame or concrete curbs. Unit Leveled Installation (3) In order to obtain proper clearance beneath the either rooftop or on-the-ground installation, provide a gravel or concrete space around the outdoor unit air intake. -
Page 16: Installation
Installation Installation 2. Installation 2.1 Anti-tumbler for Indoor Unit (1) Be sure to secure the air conditioner with the anti-tumbler angle iron. (2) To keep the air conditioner from tumbling, fix it on the floor and the wall. Securing of the wall fixation angle iron ‧... -
Page 17: Anti-Tumbler For Outdoor Unit
Installation Installation 2.2 Anti-tumbler for Outdoor Unit (1) Use fix bolts as shown in the figure right to secure the unit on the base. (2) Apply enhanced installation to keep off seismic movements and typhoons. (3) Use cement base. Refer to figure below. Remark: The securing bolts are measured from 15mm in the base. -
Page 18: Refrigerant And Drainage Piping
Liquid Line Gas Line Outer Diameter Size : Ø 9.53mm Size : Ø 15.88mm RAM-140FPS/ RPS-140AN Type : 3/8 Flare Nut Type : 5/8 Flare Nut Ø 20mm From (31~75m) RAM-140FPSB Quantity : Quantity : (4) Confirm that the indoor unit piping direction and accessories is suitable. -
Page 19: Refrigerant Piping
Refrigerant and Drainage Piping Refrigerant and Drainage Piping 3.2 Refrigerant Piping (1) Check to ensure that the stop valves of outdoor unit have been closed. (2) Attach the connection pipes to the stop valves. (3) Remove the air inlet grill, filter, filter guide and lower front cover. (4) Connect the indoor and the outdoor unit with the specified refrigerant pipes. -
Page 20: Drainage Piping
Refrigerant and Drainage Piping Refrigerant and Drainage Piping B. Outdoor Unit Above A. Outdoor Unit Below Field Piping Arrangement (Maximum piping length = 75m) 3.3 Drainage piping (1) The indoor drainage and the outdoor drainage shall be joined with adherent agents. (2) For assurance of normal drainage tubing operation, a water filler shall be given for a gradual adding of 1000cc of water from the right side of the air outlet to the evaporator while checking for leakage in the drainage. -
Page 21: Evacuation And Refrigerant Charge
Evacuation and Refrigerant Charge Evacuation and Refrigerant Charge 4. Evacuation and Refrigerant Charge Tools and Instruments Vacuum Pump, High Pressure Compound Gauge, Low Pressure Compound Gauge, Refrigerant Cylinder with Sufficient R410A Refrigerant, Weighing Scale, Charging Hoses (Lead Pipes), Other General Piping Tools and Ratchet Wrenches. -
Page 22: Electrical Wiring
(6) Firmly connect the wires with wire terminals to the unit screw terminals according to wiring label attached in the magnetic switch box. (7) Reversal Phase Protection for the Three phase model RPS-140AN. Because the rotation direction of the orbiting scroll of the scroll type compressor is fixed, the scroll compressor is equipped with a Reversal Phase Protection Relay. -
Page 23: Main Power Wiring Specification
Electrical Wiring 5.3 Main Power Wiring Specification Model Nominal Cross-Sectional Area RPS-140AN + RAM-140FPS / 5.5 mm (Or above UL 1015 AWG # 10) RAM-140FPSB 5.4 Control Wiring Connect the control wires between the indoor unit terminals and the outdoor unit terminals according to the following to the wiring label. -
Page 24: Test Running
Test Running Test Running 6. Test Running 6.1 Final Installation Check Inspect the installation work according to all documents and drawings. Installation Work Check List shows the minimum check points. Installation Work Check List INSTALLATION WORK CHECK LIST 1. Is the unit solidly mounted and leveled? 2. -
Page 25: Safety And Control Device Setting
Test Running Test Running 6.4 Safety and Control Device Setting RPS-140AN Model RAM-140FPS / RAM-140FPSB For Compressor Auto Reset,Non-adjustable High Pressure Switch kg/cm Cut-out 4150 Cut-In kg/cm 3200 Discharge Gas Thermostat Cut-Out Cut-In Internal Thermostat for Outdoor Fan Motor Cut-Out... -
Page 26: Maintenance
Maintenance Maintenance 7. Maintenance The unit should be periodically inspected according to the same items as those described in the paragraph entitled “Test Running”. In order to ensure dependable operation and long life, the following additional items should be given particular attention. 7.1 Components (Outdoor Unit) (1) Compressor –... -
Page 27: Start-Up After Extended Shutdown
(8) Tighten all wiring connections and access panels. 7.6 Replacement of Parts Replacement of parts should be performed by ordering from the HITACHI Parts List. The Form A HITACHI Recommended Spare Parts List is advisable. When replacement of parts becomes necessary, prepare the parts shown in the Form A Parts List. - Page 28 Maintenance Maintenance Test Running and Maintenance Record POWER SUPPLY : Main Power:_______________V, ________Hz Control :_____________V Unit Compressor Model RPS - + RAM - Production No. CUSTOMER’S NAME :________________________________________ (PHONE NO._______________) CUSTOMER’S ADDRESS: _______________________________________________________________ INSTALLED BY:_________________________________ DATE:________________ START-UP BY:__________________________________ DATE:________________ 1. Is the indoor air flow sufficient? 2.
- Page 29 No. 1A Binictican Drive Subic Bay Industrial Park Phase ll Subic Bay Freeport Zone Philippines TEL: (02)362-4847 TEL(SERVICE): (02)362-3842 (RP-AF-H) Specifications in this manual are subject to change without prior notice, in order that HITACHI may bring the latest innovations to our customers.