Haier 1U35MECFRA-3 Service Manual page 8

1.2.5 Using Icons List
Icon
Note
Caution
Warning
1.2.6 Embedded wire checking before installation
Check the embedded wire diameter suitable to request:
(Power supply from indoor: 2.5kw ≥1.0mm
2
≥1.0mm )
Check the embedded wire are four roots, L/N/COM/GND; GND is needed, if not, thunder or high voltage wave
from power grid will impact to the performance
Using a multi-meter to test short circuit of the four roots wires, make sure no short circuit happen.
Type of Information
Note
Caution
Warning
Reference
2
Description
A "note" provides information that is not indispensable, but may
nevertheless be valuable to the reader, such as tips and tricks.
A "caution" is used when there is danger that the reader, through
incorrect manipulation, may damage equipment, loose data, get
an
unexpected result or has to restart (part of) a procedure.
A "warning" is used when there is danger of personal injury.
A "reference" guides the reader to other places in this binder or in
this manual, where he/she will find additional information on a
specific topic.
2
3.5kw,5kw ≥1.5mm 7kw ≥2.5mm
6
Introduction
2
; Power supply from outdoor
Domestic air conditioner