A - Annual Electrical Fixed

Inspect all AC components

• Receptacles

• Wall switches

• Cover plates

• Lighting

• GFCI outlets

Verify all heaters are functioning

• Yes
• No
• N / A

Verify chargers are functioning

• Yes
• No
• N / A

Follow manufacturer’s recommendations for brake pump motor maintenance

Test safety related control functions

• Emergency shutdown

• Stop Gate

• Tension system monitoring

• Deropement detection

• Over-speed monitoring

• Rollback detection

• Acceleration/deceleration monitoring

• Stop cord

• Overhead cable supervision

Test control functions

• Normal Stop

• Speed command functions

• Audible warning devices

• Prime mover speed control

• Combustion engine protective devices

• Brake system monitoring

• Gearbox oil pressure

• Gearbox oil flow and temperature

• Telephone and sound powered systems

• Information display units

• Wind speed and direction systems

• Rope position detectors

Conduct drive monitoring tests

• Field loss (DC motors)

• Over-speed

• Speed feedback loss

• Overcurrent

Inspect low voltage control circuit components

• Relays

• Resistors

• Switches

• Wires

• Wire terminations

Verify adequate supply of spare parts

• Yes
• No
• N / A

Follow manufacturer’s maintenance recommendations for motor control

Measure resistance between armature and ground

Measure resistance between armature and field

Measure resistance between field and ground

Measure and record brush lengths

Replace smoke alarms if not functional

• Yes
• No
• N / A

Inspect tower circuit and communication line components

• Switches indicating faults

• Tower wiring

• Communication line boots

• Messenger and insulation

• Grounding of messenger and communication line shielding

• Strand vises and guy grips

• Wires and connections at each tower