bulk diesel fuel tank purification assembly skid


Part Number FC7S2-001 diesel fuel purification assembly is a skid mounted assembly with a filtration vessel and a water removal vessel piped in series. 

Maximum Flow Rate

200 gpm (USA)

500 lpm (Outside USA)


Diesel Fuel # 2 at Fuel Temperatures > 50F (10C)

System Outlet Fuel Cleanliness*

ISO Particle Cleanliness = less than 18/16/13

Water Content = 130 ppm

* Influent cannot exceed particle cleanliness ISO 22/19/17 and water content > 5,000 ppm

Part Number FC7S2-001 Includes:

1.  Filtration Vessel

Filtration Elements (qty. = 5)

Differential Pressure Gauge

Inlet Sample Port

2.  Coalescer Vessel

Coalescer Elements (qty. = 5)

Separator Elements (qty. = 5)

Differential Pressure Gauge

Pressure Relief Valve

Automatic Air Release

Armored Water Level Sight Glass

Automatic Water Drain with Water Level Sensor, Solenoid Valve, and Totalizing Water Meter

Outlet Sample Port

3.  All components mounted on drip pan with a 2” (51 mm) full perimeter liquid tight drip lip and ¾ inch drain port (plugged).  The drip pan is supported with ten 10” (254 mm) wide carbon steel channels to maintain structural integrity during shipping, installation, and operation.  Four floor mounting tabs with 5/8” (16 mm) diameter holes are welded to skid to secure the skid to the installation foundation.

4.  Inlet/Outlet Valves: Butterfly Type, 4", 150 pound rated, Lug Style, Viton® Seals


Size (inches)
113 L x 36 W x 80 H
Size (millimeters)
2870 L x 915 W x 2000 H
Inlet Connection
4 inch 150# Raised Face Flange (butterfly valve)
Outlet Connection
4 inch 150# Raised Face Flange (butterfly valve)
Weight (dry)
1,950 pounds (885 kg)
Weight (wet)
2,650 pounds (1200 kg)
Filtration Element
KM6036-2V (qty. = 5)
Coalescer Element
CI-3540P (qty. = 5)
Separator Element A910174 (qty. = 5)
Material of Construction (vessel, piping, skid) Carbon Steel
Materials of Construction (seals) Viton
Maximum Allowable Working Pressure 150 psig at 250F (10.5 kg/cm2 at 120C)
Automatic Water Drain Control Panel and Assembly Major Components include:

Control Panel Enclosure with ON/OFF switch and Green "ON" Light
Water Level Sensor (uses impedance spectroscopy method)
Solenoid Valve (normally closed) - opens when water level sensor detects water accumulation
Totalizing Water Meter

NOTE: Power Required: 120 VAC / 1 PH / 60 Hz / 3 amps 
Gauges and Indicators Filtration Vessel:
Differential pressure Gauge (0 - 35 psid / 0 - 2.5 kg/cm2)

Coalescer Vessel:
Differential pressure Gauge (0 - 35 psid / 0 - 2.5 kg/cm2)
Armored Water Level Sight Glass Indicator
Vessel Design and Construction ASME Code Section VIII, Division I, latest edition, (includes "U" Stamp)
Performance At flow rates not exceeding 200 gpm (USA)
At flow rate not exceeding 500 lpm (outside USA)

Particulate Removal:
Less than ISO 18/16/13

Water Removal:
removes water from diesel fuel #1 and #2 to 130 ppm Total Water Content (0 ppm free, 10 ppm emulsified, 120 ppm dissolved)
NOTE: Total Water Content totals the individual categories of free water, emulsified water, and dissolved water. (Total Water Content analysis per ASTM Method D6304-16e1)
Finish Coalescer Vessel Interior: Epoxy
Exterior: Epoxy, Color: Kaydon Blue

Ordering Information

Part Number: FC7S2-001

Consumable Spare Parts:

Filtration Vessel:
Filtration Element: KM6036-2V (qty. = 5)
Filtration Vessel Lid O-Ring Seal: 300975 (qty. = 1)

Coalescer Vessel:
Coalescer Element: CI-3540P (qty. = 5)
Separator Element: A910174 (qty. -= 5)
Coalescer Vessel Lid O-Ring Seal: A628006 (qty. = 1)