Unit: inches (mm)
Unit: inches (mm)
Joist
28 1/2 (723.6)
1 1/4 (31.8)
1.Mount chain on joist by long screws
(ST4.2X20). (Fig.15)
This method should be used in 24” joist as
below.
4.Install plug covers into plugs on frame cover.
(Fig.18)
Fig.15
Ductwork please refer to P.9~P.12
5-chains
4-plug covers
Joist
5-long
screws
(ST4.2X20)
Fig.18
INSTALLATION (CHAIN MOUNT)
13
24 (609.6)
22 1/2 (571.5)
2.Mount hanger on frame body with screws
(M4X8). (Fig.16)
3.Hang the ERV on to chains. (Fig.17)
Note
Make sure ERV is horizontal after
installation.
A
B
Fig.16
(2)The length of each chain should be
20 inches~24 inches (500 mm~600 mm)
and the dimension A and B are
recommended as shown below.
Note
A
B
Unit: inches (mm)
3/4 (20)
1/4 (6)
Fig.17
Hanger
Hanger
2-screws
(M4X8)
Chain
(1)The chains are not supplied.
Please purchase chain which must be
subjected to the weight of 66 lbs. (30 )
or above .
