Installation Site - Gree NCHS1B(U) Owner's Manual

8 silencer 2
9 silencer 1
silencer 2
10
11 sealing cap 1
12 sealing cap 2
The packed attachments should be subject to actual objects. If there are any alterations, there will
be no further notice.

3.2 Installation Site

(1) Make sure the hanging parts can hold the weight of unit.
(2) Water can be drained out from the drainage hose conveniently.
(3) No obstacles at outlet and inlets. Keep the air ventilation in good condition.
(4) Connect either left or right side of converter to outdoor unit for piping according to installation
space, as shown in the fig.3.1, the space used for maintenance should be ensured.
(5) Please keep the unit away from those positions where there's thermal sournce, inflammable gas
and smog.
(6) The unit is the cassette type (concealed type).
(7) Indoor unit, outdoor unit, mode exchanger power cord and connection cord should be kept 1m
(39-3/8in.) above away from TV and radio for preventing graphic interference and noise. (Even
the distance is 1m (39-3/8in.), if there's strong electric wave, there's still noise).
GMV5 HR Heat Recovery Cooling and Heating Mode Exchanger
4
The sizes of both nozzles
are IDΦ22.3(7/8) and
ODΦ28(1-1/8)，nozzle
1
OdΦ28(1-1/8) is used for
connecting the high
pressure gas pipe of
NCHS2B(U).
The sizes of both nozzles
are IDΦ22.3(7/8) and
Φ22(7/8)，nozzle Φ22(7/8)
1
is used for connecting the
high pressure gas pipe of
NCHS4B(U) and
NCHS8B(U).
The sizes of both nozzles
are IDΦ28.3(1-1/8) and
Φ28(1-1/8)，nozzle
Φ28(1-1/8) is used for
1
connecting the low
pressure gas pipe of
NCHS4B(U) and
NCHS8B(U).
Used for blocking the liquid
1
pipe nozzle
Used for blocking the high
pressure gas pipe nozzle of
NCHS2B(U), or used for
1 blocking the low pressure
gas pipe nozzle of
NCHS4B(U) and
NCHS8B(U).
Unit：mm(in.)