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Inlet Check Valve and Combination Package

In Hose Inlet Check Valve (ICV)

Material: Polymer
Finish: White body with black flapper valve USABLE WITH EPA COMPLIANT
For Hose Size: 1-1/2” and 2” FUEL SYSTEMS
Installation: • Mounts inside standard 1-1/2” or 2” fill
hose near the connection to the fuel tank
• Valves are designed for use with plastic or
metal tanks
• Allows for full 18 gpm flow rates

Fig. 0635 Installs in the fuel hose.
Diagram shows location of the
Flapper valve insert in the fill hose
Fig. 0635
Fuel Tank for 1-1/2” Hose

Hose
Recommended Use Size Length Width Retail Pkg. OEM Bulk Pkg.
Gasoline Systems 1-1/2” 1-1/4” 1-9/16” Dia. 0635DP0 0635000
Diesel Systems 2” 1-1/4” 1-15/16” Dia. 0635DP2 0635002

Reduce Refueling Spills

Combination package includes Inlet Check Valve and Surge Protector
7
Can be used with Gas or Diesel Fuel Systems
Deck Plates, Fills, Tank Vents, and Ventilators
Installing an Inlet Check Valve in the fill hose and a Surge Protector in the vent line can significantly reduce spitback
& wellback during the refueling of most boats.
Features: Easy to Install:
• Reduces fuel surges and backsplash during refueling • Loosen hose clamps
• For use with 1-1/2” fill hose and 5/8” vent hose • Remove hose
• Can be used with aluminum or plastic fuel tanks • Insert valve in hose
• Aids in automatic pump shutoff • Re-install hose & tighten clamps
• Allows unobstructed airflow at fill rates up to 18 gpm • Check for leaks

Fig. 0635 Inlet Check Valve Fig. 0553 Surge Protector installs in the
installs in the fill hose near the fuel tank vent line near the fuel fill or a gas tank
to reduce wellback through the fill hose. vent to aid in pump shutoff and reduce
spitback & wellback through the vent line.
Single Package
Fill/Vent Line
Installation

Counter Top
Display

Combo Package Retail Pkg.
Individual Package 0030DP0005
Counter Top Display with 5 packages 0030DP5DIS

108 Visit www.perko.com for installation instructions and technical drawings on most PERKO products.
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