HRX-OM-M090 
Contents 
 
HRS Series   
 
 
Contents 
Chapter 1   Safety Instructions .......................................................... 1-1 
1.1  Before using the product ..........................................................................................1-1 
1.2  Reading the Manual ...................................................................................................1-1 
1.3  Hazards .......................................................................................................................1-2 
1.3.1  Level of hazards.................................................................................................................. 1-2 
1.3.2  Definition of “Serious injury” and “Minor injury”................................................................... 1-2 
1.3.3  Types of hazard labels ........................................................................................................ 1-3 
1.3.4  Locations of Hazard Labels................................................................................................. 1-4 
1.4  Other Labels ...............................................................................................................1-5 
1.4.1  Product Label ...................................................................................................................... 1-5 
1.5  Safety Measures.........................................................................................................1-5 
1.5.1  Safety Instructions for Use .................................................................................................. 1-5 
1.5.2  Personal Protective Equipment........................................................................................... 1-6 
1.6  Emergency Measures ................................................................................................1-7 
1.7  Waste disposal ...........................................................................................................1-8 
1.7.1  Disposal of refrigerant and compressor oil.......................................................................... 1-8 
1.7.2  Disposal of product.............................................................................................................. 1-8 
1.8  Material Safety Data Sheet (MSDS) ..........................................................................1-8 
Chapter 2  Name and Function of Parts............................................. 2-1 
2.1  Part number of product .............................................................................................2-1 
2.2  Name and Function of Parts .....................................................................................2-2 
2.3  Function of Parts........................................................................................................2-3 
2.4  Operation display panel ............................................................................................2-4 
Chapter 3  Transport and Setting Up ................................................. 3-1 
3.1  Transport ....................................................................................................................3-1 
3.1.1  Transportation using casters ............................................................................................... 3-2 
3.2  Installation ..................................................................................................................3-3 
3.2.1  Environment ........................................................................................................................ 3-4 
3.2.2  Location (Required ventilation rate and facility water source) ............................................ 3-5 
3.2.3  Installation and Maintenance Space ................................................................................... 3-6 
3.3  Installation ..................................................................................................................3-7 
3.3.1  Mounting.............................................................................................................................. 3-7 
3.3.2  Electrical wiring ................................................................................................................... 3-8 
3.3.3  Preparation and wiring of power supply cable .................................................................... 3-9 
3.3.4  Wiring of remote operation signal input..............................................................................3-11 
3.3.5  Wiring of operation signal output and alarm signal output................................................ 3-13 
3.3.6  RS-485 Communication wiring.......................................................................................... 3-14 
3.3.7  RS-232C Communication wiring ....................................................................................... 3-15 
3.4  Piping ........................................................................................................................3-16