Assembly.

TM5-4110-234-14

TO 40R7-5-7-1

(5) Using a wrench on the hex portion of the bottom cover release it from the side bayonet fittings. Twist

cover by hand to remove it from pump body.

Clean parts in a well ventilated area.

Avoid inhalation of solvent fumes and prolonged exposure of skin to cleaning solvent.

Wash exposed skin

thoroughly.

Dry cleaning solvent (Fed Spec P-D-680) used to clean parts is potentially dangerous to personnel and property.

Do not use near open flame or excessive heat. Flash point of solvent is 100F to 138F (38C to 50C).

Wear eye protection when blowing solvent from parts. Air pressure should not exceed 30 psig (2.1 kg/cm2).

(6) Remove filter, magnet, and cover gasket. Wash filter in cleaning solvent and blow out dirt and cleaning

solvent with air pressure. Check cover gasket and replace if deteriorated. Clean cover.

(7) Remove retainer spring from plunger tube using thin nose pliers to spread and remove ends of retainer

from tube. Then remove washer, "O" Ring seal, cup valve, plunger spring and plunger from tube.

(8) Wash parts in cleaning solvent and blow out with air pressure. If plunger does not wash clean or if

there are any rough spots, gently clean surface with crocus cloth. Slosh the pump assembly in cleaning solvent. Blow out

the tube with air pressure. To do a complete job, swab the inside of the tube with a cloth wrapped around a stick.

DO NOT TAMPER WITH SEAL at center of mounting bracket at side of pump as it retains the dry gas,

which surrounds the Electrical System, in the upper portion of the pump.

Assembly.

(1) Moisten the plunger assembly and tube with motor oil. Insert the plunger assembly in the tube with the

buffer spring end first. Check fit by slowly raising and lowering the plunger in the tube. It should move fully without any

tendency to stick. If a click cannot be heard, the interrupter assembly is not functioning properly in which case the pump

should be replaced.

(2) To complete the assembly, install the plunger spring, cup valve, "O" Ring seal and washer as shown.

Compress spring and assemble retainer with ends of retainer in side holes of tube.

(3) Place cover gasket and magnet in bottom cover and assemble filter and cover assembly. Twist cover

by hand to hold in position on pump housing. With a wrench, securely tighten bottom cover.

(4) Open the strainer shut off valve.

(5) Wipe up any spilled gasoline and dispose of rags in a safe place.

(6) Connect the battery if it was disconnected.

(7) Close access doors.

(8) Turn unit on and check fuel pump for leaks.

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