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
