Stewart Warner 240 Series Instruction Manual

SERVICE INSTRUCTIONS
240 SERIES ELECTRIC FUEL PUMP
6V & 12V Coil Kits
KIT NO. 426947 (Fig. 2}
(A) 1-425617 Coil, 6 Volt
(B) 1-425651 Base Gasket
(C) 1-425660 Switch Gasket (large)
(D) 1-425655 Switch Gasket (small)
(E) 2-425650 Switch Sleeve
(F) 1-432975 Bowl Gasket
KIT NO. 426948 (Fig. 2)
(A) 1-425664 Coil, 12 Volt
(B) 1-425651 Base Gasket
(C) 1-425660 Switch Gasket (large)
(D) 1-425655 Switch Gasket (small)
(E) 2-425650 Switch Sleeve
(F) 1-432975 Bowl Gasket
1. Insert coil assembly (A) into pump with notch
In contact plate opposite that of switch opening.
When coil is properly indexed and seated, the
terminals and top of coil will be clearly visible
through the switch opening.
2. Replace tension washer with the rounded por-
tion to the coll.
3. Replacenewgasket(B)anduslngtool(T-281843)
screw in coll base until it seats firmly against
gasket.
4. Place "O" ring around protruding portion of
piston tube.
5. Place washer on top of "O" ring.
TOP OF COIL
FIGURE 1
6. Install contact sleeves (E) onto the coll ter-
minals (Figure 1).
7. Trip actuator arm of switch upward (Fig. 3).
8 Insert piston.
9. With finger pressure hold piston to its upper-
most position, then release piston approxi -
mately 1/8". THE PISTON MUST BE IN THIS
POSITION TO INSTALL SWITCH.
f—
/I <MMM
*
FIGURE 2
10. With gaskets (C) and (D) in place, press
switch Into pump body making certain the
switch contacts engage with the contact
sleeves. Due to alignment slot on switch, it
can only be installed one way.
11. Replace switch cover and secure. Note: vent
hole in cover must face downward.
FIGURE 3
12. Insert power spring after piston and replace
the intake valve. Valve must be firmly seat-
ed against washer. Use a wrench but take
care not to over tighten. Do not seat valve
on coil base. .-. -,
13. After inspection or cleaning of sediment bowl,
assemble filter as shown in Figure 4. Make
certain that bowl gasket (F) is properly seat-
ed.
14. Check operation of pump before installation
on vehicle.
IMPORTANT: Always use new gaskets and seal
rings during reassembly.
FIGURE 4
Printed in U.S.A.
P.N. 434357
STEUJRRT-UJflRnER CORPORHTIOH
1826 W. Diversey Parkway
Chicago, Illinois 60614
SER 4750