Haier MRV II Instruction Manual page 55

No.
one wired
multiple indoor units, but these
9 indoors are not in one system, so
some of indoors in one system
do not run
for indoor installation,
checking hole is too small or too
far from the electric box, then the
10
installation and maintenance will
be very difficult even can not be
done
cassette unit is installed in too
11 high
heating effect is not good
cassette unit is installed in the
corner of the room, so the air
flow from two outlets will flow to
12
the
heating/cooling effect will be
affected
after
startup the warm-up time is less
than 12 hours, Pulling out the oil
13 temp. sensor to heat up the oil will
result in compressor burnt out
when low oil temp. protection
acts.
ceiling concealed unit need weld
14 installation, and the gas/liquid
pipe sensor should be pulled off
trouble analysis
controller
position ， so
wall directly,
installation, before
- 56 -
controls
one wired controller only
can control indoors in
one system
if the
the
position of checking hole
must be considered for
convenient
and maintenance
cassette unit installation
height should not higher
the
than
required in the use manual
refer to the use manual,
the four sides of cassette
unit
then the
enough distance
the wall
unit
before being electrified
first time the compressor
must be heated at least
12 hours
trouble shooting
dimension
installation
the height
all should
Part 2
and
that
keep
from