Lochinvar 401-751 User Manual
Pump, Pump-rec-07 rev b, Recommendation
PUMP-Rec-07 Rev B
PUMP
Recommendation
PUMP RECOMMENDATION FOR
COPPER-FIN II 401-751 WATER HEATER
Pump Specifications
Part No.
HorsePower
Flanges
Valute Material
Flange Material
Vendor
Vendor Product Series
Orientation
ARM3044PAB 1/4
2" Bronze
Bronze
Armstrong
LS45
Horizontal
Installation Specifications
Recommended for
Based on
Pump
Model Numbers
Maximum GPM
Installation Type
Copper-Fin II Wtr Htr, CF(N,L) 401-751
55 GPM
Single Water Heater piped to Single Storage Tank
ARM3044PAB
Based on
Based on
Minimum Pipe Diameter
Connecting piping
2"
Maximum 45 feet straight pipe with 6-Elbows, 2-Unions,2-Ball Valves and 1-Cold Water Inlet Tee
IMPORTANT: Read the Copper-fin II 399-2070 Installation and Operation Manual. If the planned system exceeds
the pump capacity in flow and/or head see “Pump Curves-All Pumps” for alternate pumps and pump curves.
OIL PORT
A
C
12-1/2”
15-3/4”
0
10
20
30
40
50
60
70
5
10
15
20
80
90
100
110
LS-45
TO
TAL HEAD IN
FEET
CAPACITY IN U.S. GALLONS PER MINUTE
B
D
10”
1