(5) Remove the top cupped washer (5) and pull out the contact spring (6).
(6) Remove the bottom cupped washer (5) and lift out the contact disk (7).
(7) Turn the magnetic switch case (18) upside down and remove the plunger (8) and plunger return spring (19).
c Inspection and Repair.
(1) Wash all metal parts in cleaning solvent and dry them with clean compressed air. Blow off all dust and
foreign matter from the inside of the case with compressed air.
(2) Inspect the coil inside the case for frayed, burned, corroded, or damaged windings. Replace the case if the
coil is damaged, defective, or oil soaked.
(3) Inspect all contact surfaces for pitting, burrs, breaks, cracks, and chipping. Replace all defective parts.
(4) Install the plunger in the case and check the action of the plunger return spring. If the spring is sluggish,
weak, or twisted, it must be replaced. Replace the plunger if it is cracked or broken.
(5) Check the cover for dents, breaks, and broken or twisted mounting edges. Replace the cover if necessary.
(6) Inspect the gasket and replace if it is corroded, cut, frayed, or ragged.
(7) Inspect all threaded surfaces for corroded, damaged, worn, and stripped threads. Replace all defective
parts.
(8) Check the cupped washers and contact spring for wear, twisting, and damage. Replace the washers and
spring if they are twisted, worn, or damaged.
d Reassembly.
(1)
Install the plunger return spring (19) in the recess at the bottom part of the plunger (8).
(2)
Install the plunger (8) and spring (19) in the case (18).
(3)
Install the contact disk (7).
(4)
Install the cupped washers (5) and contact spring (6) on the plunger (8).
(5)
Position the gasket (4) on the cover (3) and attach the cover to the case (18).
(6)
Install and tighten the three cover screws (1) and washers (2).
(7)
Install the nuts (9) and lockwashers (10) on the case terminals.
(8)
Attach the capacitor lead (11) to the terminal stud (12).
(9)
Install the flatwashers (17), lockwashers (16), and terminal studs (12).
e Installation. Refer to paragraph 115c.
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