Installation/Use/Maintenance Instructions
Fan coil units VFC, installation in sills
E
LTG Incorporated · PO Box 2889 · Spartanburg, S.C. 29304, USA
VFC_USA_BA (07/19)
Phone 864 599-6340, Fax -6344 · e-mail: [email protected] · Internet: www.LTG-INC.net
Former editions are invalid · Subject to technical modifications
page 34 of 19
Continuation 5.2 Water Connections
The water connection side is to be specified when ordering the unit. Some units offer a possibility to still change the side
during installation if required by removing 4 bolts.
The heat exchanger needs to be connected as follows:
- vertical heat exchangers:
water supply below, water return above
- horizontal heat exchangers: water supply at unit's front side
water return at unit's back side
Water connections
1.
4
7.
1
3.
1
4.
1
0.5
0.5
0.79
1.7
2.
1
2.4
2.1
0.
2
0.43
1.
4
7.
1
1.7
2.4
2.1
0.
2
4-pipe heat exchanger
connection ½ “ internal thread
2-pipe heat exchanger
connection ½ “ internal thread
He
a
tin
g
cir
cu
it
Co
o
lin
g
cir
cu
it
