Technical
Service
Inspection
Monthly
Weekly
ELECTRICAL SYSTEM-Continued
Coil, Wiring, Switches. Check coil for loose mounting, cracked
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insulation, and other defects. Inspect wiring for oil-soaked, cracked, or
frayed insulation; broken wires, and loose or corroded connections.
Replace defective coil, switches, and wires. See that connections are
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clean and tight. See that all switches and wiring conduits are securely
mounted. Replace or report defective or damaged switches and
external wiring.
Voltage Regulator. Check the voltage regulator for proper operation
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and secure mountings. See that wire connections are tight. The
regulator should allow an appreciable charge to go into the battery
after the starter is used. After the battery is fully charged, the ammeter
should read only a slight charge.
Tighten any loose or replace any missing mounting
screws. Replace
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the regulator if it is defective.
CONTROL SYSTEM
Gages. Inspect temperature, oil, and air pressure gages on control
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panel for cracked or broken glass, insecure mounting, and defective
operation.
See that gages are securely mounted. Replace damaged or defective
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gages.
Meter. Inspect ammeter for cracked or broken glass, loose mounting
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screws, and defective operation.
Tighten or replace loose or missing mounting screws.
Replace
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damaged or defective meters.
Safely Valve and Service Valves. Trip the safety valve by hand when
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starting the unit and when the air receiver pressure reaches 70 psi. Do
not change the safety valve setting. Inspect the two air receiver
service valves for proper seating.
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