Warning - Toshiba RAS-4M27U2AVG-E Service Manual

• Never modify this unit by removing any of the safety guards or bypassing any of the safety interlock switches.
• Do not install in a place which cannot bear the weight of the unit. Personal injury and property damage can
result if the unit falls.
• Before doing the electrical work, attach an approved plug to the power supply cord. Also, make sure the
equipment is properly earthed.
• Appliance shall be installed in accordance with national wiring regulations. If you detect any damage, do not
install the unit. Contact your dealer immediately.
• Do not use any refrigerant different from the one specified for complement or replacement.
Otherwise, abnormally high pressure may be generated in the refrigeration cycle, which may result in a failure
or explosion of the product or an injury to your body.
• Do not use means to accelerate the defrosting process or to clean, other than those recommended by the
manufacturer.
• The appliance shall be stored in a room without continuously operating ignition sources (for example: open
flames, an operating gas appliance or an operating electric heater).
• Be aware that refrigerants may not contain an odour.
• Do not pierce or burn as the appliance is pressurized. Do not expose the appliance to heat, flame, sparks, or
other sources or ignition. Else, it may explode and cause injury or death.
• For R32 model, use pipes, flare nut and tools which is specified for R32 refrigerant. Using of existing (R22)
piping, flare nut and tools may cause abnormally high pressure in the refrigerant cycle (piping), and possibly
result in explosion and injury.
• Thickness of copper pipes used R32 must be more than 0.8mm. Never use copper pipes thinner than 0.8mm.
• Do not perform flare connection inside a building or dwelling or room, when joining the heat exchanger of
indoor unit with interconnection piping. Refrigerant connection inside a building or dwelling or room must be
made by brazing or welding. Joint connection of indoor unit by flaring method can only be made at outdoor or
at outside of building or dwelling or room. Flare connection may cause gas leak and flammable atmosphere.
• After completion of installation or service, confirm there is no leakage of refrigerant gas. It may generate toxic
gas when the refrigerant contacts with fire.
• Appliance and pipe-work shall be installed, operated and stored in a room with a floor area larger than
A m . How to get A
2
min min
M is the refrigerant charge amount in appliance in kg. h
for floor standing/1.8 m for wall mounted/1.0 m for window mounted/2.2 m for ceiling mounted (For these units
recommend installation height 2.5 m.).
• Comply with national gas regulations.
• Exposure of unit to water or other moisture before installation could result in electric shock. Do not store it in
a wet basement or expose to rain or water.
• After unpacking the unit, examine it carefully for possible damage.
• Do not install the unit at place where leakage of flammable gas may occur. In case gas leaks and
accumulates at surrounding of the unit, it may cause of fire.
• Do not install in a place that can increase the vibration of the unit. Do not install in a place that can amplify
the noise level of the unit or where noise and discharged air might disturb neighbors.
• To avoid personal injury, be careful when handling parts with sharp edges.
• Please read this installation manual carefully before installing the unit. It contains further important
instructions for proper installation.
• The manufacturer shall not assume any liability for the damage caused by not observing the description of
this manual.

WARNING

m : A = (M / (2.5 x 0.22759 x h
2
min
))
2
0
is the installation height of the appliance in m: 0.6 m
0
CAUTION
- 5 -
FILE NO. SVM-18052-1