ARMY TM 9-6115-641-24
AIR FORCE TO 35C2-3-456-12
2–90-1.
f.
g.
h.
i.
J
2-90-2.
a.
b,
c.
d.
2–90-3.
a.
b.
c.
d.
2-90-4.
a.
b.
c.
Testing - Continued.
Start generator set. Place BATTLE SHORT switch in ON position before releasing MASTER SWITCH from
START position.
Connect multimeter across switch connector pins C and NO. Multimeter shall indicate continuity.
Shut down generator set. Return BATTLE SHORT switch to OFF position.
If switch fails to meet continuity requirements, replace low oil pressure switch.
Connect electrical leads, remove tags, and close left side engine access door.
Removal.
Shut down generator set.
Open left side engine access door and disconnect negative battery cable.
Tag and disconnect low oil pressure switch (1, Figure 2-25) electrical leads.
Unscrew low oil pressure switch (1) from fitting on left side rear engine wall.
Cleaning and Inspection.
Remove low oil pressure switch, paragraph 2-90-2.
Use clean, low pressure air, 30 psi maximum. Wear protectlve glasses when using
compressed air. Failure to follow these instructions could result in eye injury.
Dry cleaning solvent Is flammable and toxic to eyes, skin, and respiratory tract.
Skin/eye protection required. Avoid repeated/prolonged contact. Good general
ventilation is normally adequate.
Clean low oil pressure switch with dry, filtered compressed air and electrician’s brush or wipe with cleaning cloth
(Item 6, Appendix C) lightly moistened with approved solvent (Item 18, Appendix C).
Inspect low oil pressure switch for cracked casing, stripped or damaged threads, corrosion, or other damage.
Install low oil pressure switch, paragraph 2-90-4.
Install low oil pressure switch (1, Figure 2-25) into fitting on left side rear engine wall.
Connect electrical leads and remove tags.
Install negative battery cable and close access door.
2-126
Installation.
