Indoor Unit Installation - Mitsubishi Electric MSZ-DW25VF Installation Manual

2. INDOOR UNIT INSTALLATION

2-1. FIXING OF INSTALLATION PLATE
• Find a structural material (such as a stud) in the wall and
tally y tightening the ing screws ( ) rmly
• re ent installati n late ( ) r m i rating
h les indicated in the illustrati n F r added su
in ther h les
• When the kn ck ut is rem ed a
ing the wires
• When lts recessed in the c ncrete wall are t
using al h le (
• I the recessed lt is t l ng change it
2-2. WALL HOLE DRILLING
) etermine the wall h le siti n
) rill a mm h le he utd r side sh uld e
mm l wer than the ind r side
3) Insert wall h le slee e ( )
e el
Installati n late ( )
mm r
m re
Wall
Fi ing
screw ( )
2-3. CONNECTING WIRES FOR INDOOR UNIT
u can c nnect ind r utd r lead wire with ut rem
) en the r nt anel
) em e clam
3) Pass ind r utd r unit c nnecting wire ( ) r m the ack
the end the wire
) sen terminal screw and c nnect rst the earth wire then ind
necting wire ( ) t the terminal l ck
the terminal l ck securely s that n
is c n eyed t the c nnecting secti n
) Firmly tighten the terminal screws t
the wires lightly t c n rm that they d n t m
) ecure ind r utd r unit c nnecting wire ( ) the earth wire with the
ail t h k the le t claw the
mm
3 mm
mm
mm
r m re
3 mm
thers
arth wire
• F r uture ser icing gi e e tra length t
the c nnecting wires
• ake earth wire l nger than thers as
icture
• n t ld the e cess wire r cram it int
small s ace ake cauti n n t t damage
the wires
• e sure t attach each screw t its c rre
s ndent terminal when securing the c rd
and r the wire t the terminal l ck
Note: n t lace the wires etween the
ind r unit and the installati n late ( )
amaged wire c uld cause heat genera
ti n r re
installati n late ( ) h ri
e sure t install the ing screws in the
rt ing screws may als
ly inyl ta e t the kn ck ut edges t
e utili ed secure installati n late ( )
mm itch)
r a sh rter ne a aila le in the market
Wall
t mm
eiling
mm r m re
mm r m re
3
ack i ing (using s acer)
m re
mm
Insert the lign the scale
scale with the line
ame
ing the r nt anel
the ind r unit and r cess
r utd
e care ul n t t make mis wiring Fi the wire t
art its c re is a eared and n e ternal
the terminal l ck
re ent them r m l sening ter tightening
e
clam ttach the clam securely
Ind r utd
c nnecting wire ( )
Ind r terminal l ck
arth wire
S1 S2 S3
(green yell w)
Ind r utd r
unit c nnecting
wire ( )
S1 S2 S3
utd r terminal l ck
2-4. PIPE FORMING AND DRAIN PIPING
n Pipe Forming
• Place the drain h se el w the re rigerant i ing
• ake sure that the drain h se is n t hea ed r snaked
e installed • n t ull the h se when a
• When the drain h se asses the r
re ent damag ti n material (
Rear, right, or downward piping
) Put the re rigerant i ing and the drain h se t geth
er then rmly a
) Insert the i ing and the drain h se int the wall
h le slee e ( ) and h
ind r unit n the installati n late ( )
mm
3) heck i the ind
unit t le t and right
utd r
) hrust the l wer art
side
Drain Piping
• I the e tensi n drain h se has t
r le t and le t
cially s ld insulati n
• he drain h se sh uld
• I the drain h se r
that sh uld e r
• When c nnecting the drain h se t the hard inyl chl ride i e e sure t insert it securely
mm r
int the i e (Fig 3)
Wall
wnward
sl e
enter
mm h le
r le t h le
Fig
n t make drain i ing as sh wn el w
n t raise
r unit c n
Water
rce
leakage
ull
n t ut the drain i e directly in a drainage ditch where mm nia r ul huric gas
clam e er
may e generated
drain i e and this may cause an un leasant d r and c rr si n n Heat e changer
may ccur
clam
Fi ing screw
r unit
lying the ta e
m e sure t wra insula
taina le at a st re) ar und it
ly i ing ta e (G) r m the end
k the u er art the
r unit is h ked securely n the installati n late ( ) y m
the ind r unit int the installati n late ( )
ass thr ugh a r m
int d wnward r easy drain
ided with the ind r unit is t sh rt c nnect it with drain h se (I)
ided at y ur site (Fig )
rain
h se
cm
r m re
t h se
I mm
i erent
diameter int
Fig
ccumulated
drain water
ir
Water Water
Wa ing
leakage leakage
he e a rated c rr si e gas may return t the ind
Felt ta e ( )
Pi ing ta e (G)
i uid i e
Gas i e
Ind r utd r unit
c nnecting wire ( )
ut in case
right i ing
ut in case
d wnward i ing
ing the
e sure t wra it with c mmer
w (Fig )
rain h se
Hard inyl chl ride
i e I 3 mm
Insert
securely
Fig 3
i drain t least
h se di ed mm
in water
ga
itch
r side thr ugh