Mitsubishi Electric MXZ-2C20NA4 Installation Manual page 5

2 - 2 . C O N N E C T I N G W I R E S F O R O U T D O O R U N I T
• B e s u r e t o u s e s p e c i a l c i r c u i t s f o r r o o m
• W i r i n g w o r k s h o u l d b e b a s e d o n a p p l i c a b l e t e c h
• W i r i n g c o n n e c t i o n s s h o u l d b e m a d e f o l l o w i n g t h e d i a g r a m .
• S c r e w s s h o u l d b e t i g h t e n e d s o t h e y w o n ' t l o o s e
1) Remove the service panel.
2) Remove the conduit plate.
3 ) A t t a c h t h e c o n d u i t c o n n e c t o r t o c o
i t t o t h e u n i t w i t h s c r e w s . B e s u r e t o a t t a c h
t h e c o r r e c t l o c a t i o n s a c c o r d i n g t o t h e i r s i z e
4 ) Co n n e c t g r o u n d w i r e s t o t h e T B b e d .
5 ) L o o s e n t e r m i n a l s c r e w , a n d c o n n e c t i n d o o r / o u t d o o r u n i t c o n n e c t i n g
w i r e (B ) f r o m t h e i n d o o r u n i t c o r r e c t l y o n t h e t e r m i n a l b l o c k .
n o t t o m a k e m i s - w i r i n g . Fi x t h e w i r e t o t h e t e r m i n a l b l o c k
that no part of its core is appeared, and no external force is conveyed
t o t h e c o n n e c t i n g s e c t i o n o f t h e t e r m i n a l b l o c k .
6) Firmly tighten the terminal screws to prevent them from loosening. After
tightening, pull the wires lightly to confirm that they do not move.
7 ) P e r f o r m 5 ) a n d 6 ) f o r e a c h i n d o o r u n i t .
8 ) Co n n e c t p o w e r s u p p l y c o r d (A ).
9) Close the service panel securely. Make sure that 3-2. PIPE CONNEC-
T IO N i s c o m p l e t e d .
S c r e w s
R em a r k :
* U s e a r i n g t o n g u e t e r m i n a l i n o r d e r t o c o
IN DO O R U N IT
T e r m i n a l b l o c k
Gr o u n d i n g
t e r m i n a l *
2 0 8 / 2 3 0 V A C
1 p h a s e 6 0 H z
Di s c o n n e c t
s w i t c h
Gr o u n d i n g
t e r m i n a l *
T e r m i n a l b l o c k
a i r c o n d i t i o n e r .
n i c a l s t a n d a r d s .
n .
n d u i t p l a t e w i t h l o c k n u t t h e n s e c u r e
t h e c o n d u i t c o n n e c t o r s i n
s .
B e c a r e f u l
s e c u r e l y s o
Service panel
n n e c t a g r o u n d w i r e t o t e r m i n a l .
5 / 8 i n .
1 - 3 / 8 i n . (1 5 m m )
(3 5 m m )
T e r m i n a l b l o c k
L e a d w i r e
P o w e r s u p p l y
2 0 8 / 2 3 0 V A C
1 p h a s e 2 w i r e s 6 0 Hz
T e r m i n a l b l o c k T e r m i n a l b l o c k
O U T DO O R U N IT
EL ECT R ICA L S P ECIFICA T IO N S
O U T DO O R U N IT
P o w e r s u p p l y
(V , P HA S E, Hz )
M a x . Fu s e s i z e
(t i m e d e l a y ) (A )
M i n . Ci r c u i t
A m p a c i t y (A )
Fa n m o t o r
(F. L . A )
(R . L . A )
Co m -
p r e s s o r
(L . R . A )
In d o o r u n i t - R e m o t e c o
Control voltage
In d o o r u n i t - O u t d o o r u n i t : DC 1 2 - 2 4 V
Co n d u i t c o n n e c t o r
(a ) P o w e r s u p p l y
(b ) In d o o r / o u t d o o r
N o t e:
• Removing the handle increases the effectiveness of the wiring operation.
• B e s u r e t o r e i n s t a l l t h e h a n d l e .
L o c k
• C o nnec t w i r es t o t h e m a t c h i ng nu m b er s o f t er m i na l s .
• B e s u r e t o a t t a c h ea c h s c r ew t o i t s c o r r es p o nd ent t er m i na l w h en
s ec u r i ng t h e c o r d a nd / o r t h e w i r e t o t h e t er m i na l b l o c k .
C O N N E C T I N G W I R E S A N D C O N N E C T I N G
• U s e s o l i d c o n d u c t o r M i n . A W G1 4 o r s t r a n d e d c o
• U s e d o u b l e i n s u l a t e d c o
• U s e c o p p e r c o n d u c t o r s o n l y .
* F o l l o w l o c a l el ec t r i c a l c o d e.
P O W E R S U P P L Y C A B L E
• U s e s o l i d o r s t r a n d e d c o
• U s e c o p p e r c o n d u c t o r s o n l y .
* F o l l o w l o c a l el ec t r i c a l c o d e.
G R O U N D W I R E
• U s e s o l i d o r s t r a n d e d c o
Gr o u n d i n g
• U s e c o p p e r c o n d u c t o r s o n l y .
t e r m i n a l *
* F o l l o w l o c a l el ec t r i c a l c o d e.
Use the specified wires to securely connect the indoor and
Gr o u n d
outdoor units. Attach the wires firmly to avoid applying stress to
the terminal block. Improper connection could cause fire.
For future servicing, give extra length to the connecting wires.
• T u r n o n t h e m a i n p o w er w h en t h e a m b i ent t em p er a t u r e i s - 4 ° F
( - 2 0 ° C ) o r h i g h er .
• U nd er c o nd i t i o ns o f - 4 ° F ( - 2 0 ° C ) , i t need s a t l ea s t 4 h r s t a nd b y
b ef o r e t h e u ni t s o p er a t e i n o r d er t o w a r m
M X Z - 2 C2 0 N A 4
2 0 8 / 2 3 0 , 1 , 6 0
2 0
1 7 . 2
1 . 7 7
1 0 . 7
1 5 . 5
n t r o l l e r : (W i r e l e s s )
T r a d e s i z e o f c o n d u i t
3 / 4 i n .
1 / 2 i n .
Co n d u i t c o n n e c t o r
n u t
Co n d u i t p l a t e
G R O U N D W I R E
n d u c t o r M i n . A W G1 4 .
p p e r w i r e w i t h 6 0 0 V i n s u l a t i o n .
n d u c t o r M i n . A W G8 .
n d u c t o r M i n . A W G8 .
WARNING
t h e el ec t r i c a l p a r t s .
en
S c r e w
4