MAXIM• PACKAGED GAS/OIL WATER HEATER
NICKELSHIELD
®
NICKEL-PLATED STORAGE TANK
250 GALLON TANK SERIES
MODEL NUMBER
►
40-2.8 N 250A-PGO
54-3.8 N 250A-PGO
72-5.0 N 250A-PGO
GPH Recovery at 40° to 120° F
500
670
900
GPH Recovery at 40° to 140° F
400
540
720
Input
Btu/h
400,000 540,000 720,000
Input, gph #2 Fuel Oil
2.8
3.8
5.0
A
Cold Inlet - NPT
2
2
2
B
Hot Outlet - NPT
2
2
2
C
Drain - NPT
1
1
1
D
I - Beam Skids
3 X 45
3 X 45
3 X 45
F
Overall
Height
75 82 82
G
Flue Outlet Diameter
7
8
10
H
Gas
Inlet
1 1 1
Minimum Inlet Flow Gas Pressure
4.5" W.C.
4.5" W.C.
6.5" W.C.
Maximum Static Gas Pressure
14" W.C.
14" W.C.
14" W.C.
J
Oil
Inlet
1/2 1/2 1/2
Motor HP 120 V, 1Ø, 60 Hz.
1/3
1/3
1/2
Motor
Amps
8
8
10
L
Height to Outlet
65
73
73
M
Height to Inlet
28
36
36
N
Overall
Depth
83 83 83
P
Depth of Burner Housing
31
31
31
Approx. Shipping Weight - lbs
1520
1600
1710
Recoveries based on 83% thermal efficiency. ASHRAE 90.1 compliant.
Dimensions are in inches unless otherwise specified.
For standard and optional equipment, see form # PV 6679
Product is patented in the U.S., Canada, and Mexico.
PVI INDUSTRIES, LLC
FORT WORTH, TEXAS 76111
PV 6676 01/05
(800) 784-8326
•
www.pvi.com
STANDARD ELECTRICAL REQUIREMENTS
VENTING REQUIREMENTS
CONTROL VOLTAGE
: 120V, 1Ø, 60 HZ., 2 AMPS
MOTOR VOLTAGE
: 120V, 1Ø, 60 HZ.
SEE ABOVE CHART FOR BLOWER MOTOR AMPS
-.02" TO -.06" W.C. (NEGATIVE PRESSURE).
THE ENTIRE VENT SYSTEM SHOULD NEVER BE SIZED BASED
UPON THE VENT CONNECTION DIAMETER EXCLUSIVELY.
FOR PROPER VENT SIZING, CONSULT THE NATIONAL FUEL
GAS CODE UNDER "FAN-ASSISTED".
1. Control Enclosure
2. ASME Temperature &
Pressure Relief Valve
3. 3” NPT Handhole
4. Door swing requires 18"
in front of the water heater
PVI RESERVES THE RIGHT TO CHANGE
THE DESIGN AND SPECIFICATION WITHOUT NOTICE
