Heat Controller A-VFH18DA-1 - Safety Precautions and Warnings; Warning and Caution Symbols Explained; Installation Safety Warnings and Prohibitions

3
Heat Controller VFH InverterFlex
®
- Outdoor Ductless Mini-Split
WARNING!
!
CAUTION!
!
This symbol indicates the possibility of death or serious injury.
This symbol indicates the possibility of injury or damage to property.
This symbol denotes procedure that is PROHIBITED.
The items to be followed are classied by the symbols:
1) Do not install without an authorized servicer/installer.
2) Install according to this installation instruction. If installation is defective, it can cause water leakage or
electrical shock/re.
3) Use the supplied accessories and specied parts for installation.
4) Install the outdoor unit on a raised concrete pad or blocks to provide a solid, level foundation. In a
location with high winds, anchor the unit and provide an air bafe. In snowy areas (for heat pump
models), install the outdoor unit on a raised platform higher than drifting snow. Provide snow vents, and
awning over the unit.
5) For electrical work, follow local and national electric codes and these installation instructions. An
independent must be used. If defects in the electrical work, will cause electrical shock or re.
6) Use the specied cable and connect tightly. Clamp the cable so that no external force will stress the
connections. Loose wiring may overheat at the connection points and create a possible re hazard.
7) Wiring routing must be properly arranged so that control board cover is xed properly. If control board
cover is not xed perfectly, it will cause overheating at connection point of terminal, re or electrical shock.
8) When charging the unit, take care not to let air/substances other than the specied refrigerant
go into refrigeration circuit. Otherwise, it will cause lower capacity, abnormal high pressure in the
refrigeration circuit, explosion and injury.
9) Do not modify the length of the power supply cord or use an extension cord, and do not share
the single outlet with other electrical appliances. Otherwise, it will cause re or electrical shock.
1) This equipment must be grounded. It may cause electrical shock if grounding doesn’t comply with local/
national electric codes.
2) Do not install the unit in a place where leakage of ammable gas may occur. If gas leaks and
accumulates near the unit, it may cause re.
3) Provide proper condensate drainage per the installation instructions. If not done properly, condensate
can destroy personal property and freeze up in improperly on the unit.
WARNING!
!
CAUTION!
!
• Read the follow SAFETY PRECAUTIONS carefully before installation.
• Electrical work must be performed by a licensed electrician. Be sure to use the correct rating of the power
cord and main circuit for the model to be installed.
• Incorrect installation due to ignoring the instruction will cause harm or damage.
n The seriousness is classied by the following indications.