Service Manual

5. Carefully remove the spring retainer from the end of

the plunger tube. Remove the washer, o-ring, valve,

plunger spring and plunger.

IMPORTANT: Be careful not to bend or deform the

unger tube while disassembling the fuel pump. If

the plunger tube is bent, the fuel pump plunger will

bind and the pump will need to be replaced.

6. Install the plunger (valve side out), plunger spring,

valve

, o-ring, washer and spring retainer. Make sure the

plunger operates freely.

7. Install the filter and cover gaskets, magnet, filter and

cov

er. Tighten the cover to prevent air leaks.

8. Install the fuel pump to the frame. Connect the fuel

lines and electrical wires.

9. Bleed the fuel system. (See Bleeding the Fuel System

in this section of the book.)

Figure 39

1. Spring retainer 5. Plunger spring

2. Washer 6. P

lunger

3. O-ring 7. P

lunger tube

4. Valve 8. Bod

Fuel System Service Page 4 - 36 Groundsmaster

300 Series