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Hitachi RAS-08HT Installation Instructions Manual page 3

Split inverter type room air conditioner

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Required Tools for Installation
Screw driver
Tape measure
Knife
aw
Ø65, Ø5mm Drill bit
Allen wrench (diameter, 5mm)
Adjustable wrench and torque wrench
R134a (R410A) Gas leakage tester or soapsuds
Tubing cutter
Flaring tools (for R410A only)
Adhesive-free tape
Pliers
Vacuum pump (for R410A only)
Electronic scale
Models
RAS-08HT / RAC-08HTP
RAS-10HT / RAC-10HTP
RAS-15HT / RAC-15HTP
RAS-19HT / RAC-19HTP
RAS-24HT / RAC-24HTP
RAS-30HT / RAC-30HTP
Be sure to use new refrigerant pipe for piping (replace the R22 used pipe with new pipe, recycling the old R22 pipe
after cleaning is prohibited).
Pipe size to be adopted for installation shall be as per specified specification, pipes with different size with the
indoor unit is prohibited for piping.
It is required for unit installation that two open installation faces are reserved with one of them for unit air outlet.
Installation distance between the indoor unit and other appliances, such as the fluorescent lamp, television, radio
and so on, shall be above 1 meter to prevent the signal interference.
Wiring Diagram
Electric Specification
Gas
Liquid
Connection Wires
pipe
pipe
Specification
Ø 9.53
1.25mm² Stranded
Ø 12.7
Ø 6.35
Wire + Blade
terminal
Ø 15.88
3
NOTI CE
Do not use the connection wires together with the
same cable for the power supply wire to prevent
signal interference that may cause errors.
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Power Supply
Wire Specification
Ø 2.0mm
Single-core Hard
Wire or 3.5mm²
Stranded Wire
Fuse Capacity
10A
15A
20A

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