<7
/;0 Nnstallation of air return duct
Xhe unit is with air return and is set as back return type when out of factory5 [hen installation3 it can be
changed to down return type5
H
eiling Honcealed type indoor unit must be with air return duct when installation3 as figure : and ;A
Heiling
Fir supply
Fir return
F
Guilding roof
Fir return box
75<m or <m
Fir supply duct
Ynit
Kig5 :
no obstacles
within 8m
Fir outlet
grille
Kig5 ;/for F0
Fir supply
Ynit
Fir return
Fir return box
Jvery air sending duct and air return duct shall be fixed on the ceiling prefabricated panel by the iron
bracket5 Xhe duct joint is sealed with the glue5 Xhe recommended distance between the edge of the air
return duct and the wall is over 8<7mm5
Xhe distance from the air outlet of the duct to the air outlet of the air conditioner is decided by the
length of duct and static pressure terminal
A
Nnstallation of
short and long ducts is as below figure3 when connecting the short ducts3 use the low
static pressure terminals3 which is white3 the distance from the air outlet of the duct to the air outlet of
the air conditioner shall be no more than 75< mB [hen connecting the long ducts3 use the middle static
pressure terminals3 which is red5 Xhe distance from the air outlet of the duct to the air outlet of the air
conditioner shall be no more than <m5
Kan speed selection /when using high efficient filter0
Xhe fan motor composes red terminal and white terminal3 which has been set at standard position when
out of factory5 [hen the static pressure is increased for using high efficient filter3 you can change the
connector position on the side of electric control box5
Wtandard Wtyle/set in Kactory0
]ellow
Glack
Glue
Ved
]ellow
Srange
Glack
Glue
Hontrol
Gox
Kan
motor
terminal
Hontrol
Gox
]ellow
Glack
Ved
Glue
]ellow
Glack
Ved
Glue
Migh Wpeed Wtyle
Wtatic pressure range YnitA Ta
Wtandard static pressure
Qax5 static pressure
7
97
Kan
motor
terminal
Содержание MRV II AV08NMVERA
Страница 112: ...112 5 Wiring connection among units ...