Watts LFN360I - Manual (Page 2)

Dimensions — Weight
Water Service Steam Service
T&P
Relief
Valve
Hot
Tank
Cold
Figure 2
Domestic Hot Water Supply Tanks and
Heaters with Bottom Feed
Watts
LFN360
Watts
LFN360
Watts
LFN360
Watts
LFN360
Pigtail*
Jacketed
Kettle
Trap
Trap
Steam
Steam
Trap
Pigtail* not
needed
for pressure
under 5 lbs.
Temperature
Regulator
Alternate
Installation
Heating Coil
T&P Relief Valve
Figure 5
Jacketed Kettles
Figure 6
Unit Heaters
Figure 7
Steam Coil Heaters
Figure 4
Low Pressure Steam Heating Systems
Watts
LFN360
Zone
Control
Valves
Air Vents
No. LFN360 should
be installed on
supply main on
system side of
control zone valve
* Note: When used for steam service, be sure to use pigtail to
prevent live steam from damaging LFN360, LFN360I valve.
Pigtail*
Pigtail*
Steam Trap
Steam
Trap
Watts LFN360
T&P Relief
Valve
Cold
t
B
A
A
B
C
Typical Installations
MoDeL SIZe (DN) DIMeNSIoNS WeIgHT
A B C
in. mm in. mm in. mm in. mm oz. gr.
LFN360 1 ⁄
2
15 1 1 ⁄
2
38 2 5 ⁄
16
58 – – 9 255
LFN360 3 ⁄
4
20 1 1 ⁄
2
38 2 3 ⁄
16
55 – – 9 255
LFN360I 3 ⁄
4
20 2 3 ⁄
4
70 1 7 ⁄
8
48 1 1 ⁄
2
38 13 369
LFN360 LFN360I
ES-LFN360/LFN3601 1235 © 2012 Watts
USA: Tel: (978) 688-1811 • Fax: (978) 794-1848 • www.watts.com
Canada: Tel: (905) 332-4090 • Fax: (905) 332-7068 • www.watts.ca
A Watts Water Technologies Company
Figure 3
Table Top Heaters
Figure 1
Domestic Hot Water Supply Tanks
and Heaters with Top Supply
T&P
Relief
Valve
Hot
Cold
Tank
Hot
Watts LFN360 Watts LFN360I
Cold
Tank
LFN360
LFN360I