Gasboy Gilbarco Global Pumping Unit Operation Manual Uživatelský manuál stáhnout pdf (Strana 10)

Pumping Unit Operation and Maintenance Float and Air Separator

Page 6 MDE-4447A Global Pumping Unit Operation and Service Manual · May 2008

Float and Air Separator

The pumping unit eliminates air and vapor by using the air separator and float assembly. The

float assembly employed is as shown in Figure 3-2.

Figure 3-2: Float Assembly

Adjustable Bypass Valve

The pumping unit uses an adjustable bypass valve assembly in order to limit the pumping unit

pressure when the motor is running and no fuel is being dispensed. The adjustable bypass

assembly includes the following:

• Valve spring

•Guide

•Cover

• Adjustment screw

• Brass cap

Note: The same bypass assembly is used on all pumping units. See Figure 3-3.

Figure 3-3: Bypass Valve

Before gasoline can be accurately measured by the meter, air and vapors must be eliminated.

IMPORTANT INFORMATION

Enlarge Top Hole to

7/16 inch

Flat Side Pointing

Away from Float

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Gasboy Gilbarco Global Pumping Unit Operation Manual Uživatelský manuál Strana 10