Nidec 22765-01, Руководство пользователя

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Page 48
Symptom Cause Remedy
Vibrations Defective or dry bearings Replace defective bearings
Misalignment of generator
and prime mover
Align the generator set
Generator not properly
mounted
Check mounting. Correct defective mounting.
Transfer of vibration from
another source
Isolate the generator set from the source of vibration
by installing vibration dampeners between generator
set base and foundation.
Installation and Maintenance Equipment
List of equipment required for installation and maintenance. See
Table 8.
Type Name Notice
Test equipment Ammeter Clamp-on, 0 to 50 A range for measuring electric
current.
Multimeter Digital, for measuring voltage, current, frequency,
and resistance.
Thermometer For measuring temperature in Celsius
Megger To measure insulation resistance
Resistive Bridge To measure resistance of windings.
Special tools Bearing puller For changing bearing
Exciter puller For pulling exciter armature
Standard tools Cable tool Crimping
Flashlight As required
Grease gun For lubricating bearings
Hammer Soft-faced
Lamp (incandescent) Safety light
Screwdrivers Standard, sized as required
Phillips, sized as required
Wrench Adjustable, 12-inch
Torque 0 to 100 ft-lb
Wrench set Allen, 1/8 to 1/2 inch
Socket, 1/4 to 1 inch with 3/8 and 1/2 inch drive
Standard, open-end/box-end combination sized 1/4
to 1 inch
Vacuum Electric with nonmetallic nozzle
Materials Air Compressed, dry
Corrosion inhibiter Nox-Rust VC #10 Oil or equivalent
Covering material Waterproof desiccant bags for protection from
moisture during long-term equipment storage
Detergent As required for cleaning
Gloves Chemical-protective
Electrical-protective
Heaters Space heater, for eliminating excess moisture in
damp areas and dry out of motor or generator
windings.
Plastic Protection for long-term storage
Rags As required for cleaning
Water Warm and clean for cleaning
Tags Warning and cautions
Voltage regulator not
operating properly
Check the regulator. Adjust, repair or replace.
Table 8 Tools