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HEAT
PUMP WATE
R
HEA
TER
COMP
RESSO
R
CR
ITE
RIA
PAGE:
12/
30
(6)
The
compressor
can't be used
i
n the
pl
ace
wi
th
corr
os
i
ve
atmosphere
s
uch as
hot
spring and
chemical
warehouse.
I
t
should not
be the
structure
often
sp
l
ash
water
on
the
sur
face
of
the
compressor f or
c
i
bl y.
(7)
The t
r
ouble of
cr
oss
valve,
e
l
ectromagnet
i
c
valve,
defr
oster,
r efr iger
ant
contr
ol
l
er
,
f
an
motor
used
i
n
r efriger
ating
system
may cause
compr
essor acc
i
dent
.
So
their re
liabi
l
i
ty
shoul
d
be ensured
completely.
Moreover
, the
way of
design, manufacture, appl
i cati
on
of
r ef riger
at
i
on cycle
wi
th
l
ess-
leak should be
adopted.
(8)
The main electric c
ircui
t
should be
equi
pped
with
fuse
or br eaker
.
(9)
Ref
r
i
gerant should be
char
ged
f
rom
the
end
of condenser of refri ger
at
i
ng
systems.
N
ever
Char
ge
r ef
r
i
gerant
to the
compressor
directly.
The
refri ger
ant should
al
ways be
char
ged
in l
i
quid
state.
When the
r
efrigerant
i
s
char
ged
i
n gas
state.
The
per
cent component
wi
l
l
poss
i
bl
y
be
changed.
(10)
Temper atur
es
wi
thin systems
dur
ing
stabl
e
compr
essor
oper
at
i
on
shoul
d
not
be
l
ess
than
-
35•c
to
pr
event
wax
pr
ec
i pi tati
on
from the
oi
l
.
(11) The units
of r ef
r
i
gerating system
shoul
d be
connected
to
ear th.
(12)
Compr
essor mounting
Rubber gr
ommets
are
desi
gned
sof
t to
pr ovi
de
the no
i
se
i
solat
i
on and to lessen
vibr
at
i
on
Ener
gy
t
r ansmi
ss
i on.
Stud bolt
shoul
d
be designed to
pr ovi
de
suffi
c
i
ent clearance
for
noi
se
andv
i br
at
i
on
i sol
ation and to prevent
compr
essor
from
coming
off i
ts mount
.
(13)
Ther
e
shoul
d be
adequate
cl
earance between
the
under~surface
of
Push-
Nut
and
the
upper
sur
face
of rubber gr
ommets.
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