The Fountainhead Group SMITH PERFORMANCE NL403 Use And Care Manual page 7

SERVICING INSTRUCTIONS CONTINUED
7. Pull upward to slide piston rod out of pump. (See Figure 7)
8. While holding onto the pump, use an adjustable wrench to unthread pump nut from pump.
Remove nut, hose and barb assembly. (See Figure 8)
9. Inspect (2) o-rings on barb assembly. If damaged, replace hose assembly. (See Figure 9)
Figure 7
10. Remove pump out of tank. Remove and replace gasket. (See Figure 10)
11. Slide piston rod assembly down and out of grommet and remove from tank. (See Figure 11)
12. Carefully remove and replace o-ring from piston. Lubricate o-ring with petroleum jelly. (See Figure 12)
Figure 10
13. Remove grommet from tank using pliers to grasp the head of the grommet while fl exing the
grommet out of the hole in the tank. Press or tap new grommet into tank. Lubricate
hole in grommet with petroleum jelly. (See Figure 13)
14. Insert piston rod assembly into tank and through grommet. (See Figure 14)
15. Reassemble pump with gasket into tank. (See Figure 15) for correct orientation. Tighten pump nut
securely with adjustable wrench while holding pump to maintain correct orientation. Push
piston assembly into pump.
Figure 13
Figure 8
Figure 11
Figure 14
Figure 9
Figure 12
Figure 15
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