Section 6: Inspection And Maintenance; Introduction; Frequency Of Inspection; Figure 6-1 Lubrication Areas - Eaton B20B-VR Series Instructions Manual

SECTION 6: INSPECTION AND MAINTENANCE

6.1 INTRODUCTION

WARNING
• DO NOT WORK ON A BREAKER IN THE "CONNECTED"
POSITION.
• DO NOT WORK ON A BREAKER WITH SECONDARY
DISCONNECTS ENGAGED.
• DO NOT WORK ON A BREAKER WITH SPRINGS CHARGED OR
CONTACTS CLOSED.
• DO NOT DEFEAT ANY SAFETY INTERLOCKS.
• DO NOT LEAVE MAINTENANCE TOOL IN THE SOCKET AFTER
CHARGING THE CLOSING SPRINGS.

Figure 6-1 Lubrication Areas

IB01301018E
Instructions for VR-Series
Replacement Breakers for
Westinghouse Type B20B/B22B
• STAND AT LEAST ONE METER AWAY FROM THE BREAKER
WHEN TESTING FOR VACUUM INTEGRITY.
• FAILURE TO FOLLOW ANY OF THESE INSTRUCTIONS MAY
CAUSE DEATH, SERIOUS BODILY INJURY, OR PROPERTY
DAMAGE. SEE SECTION 2 - SAFE PRACTICES FOR MORE
INFORMATION.

6.2 FREQUENCY OF INSPECTION

Inspect the breaker once a year when operating in a clean, non
corrosive environment. For a dusty and corrosive environment,
inspection should be performed twice a year. Additionally, it is
recommended to inspect the breaker every time it interrupts fault
current.
Refer to the table on following page for maintenance and inspection
check points.
For more information visit: www.EatonElectrical.com
I.B. 94A1994R01
Effective: April 2005
•
Apply one drop of
light machine oil at
locations shown.
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