Any ideas?

(Al D. Bolt) #1

Any ideas regarding the oily build-up on the breaker & wires. Surrounding breakers & wires are clean. Commercial building - tire center.

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(Chris Jacobi, HI01200061) #2

3 phase electric

(Chuck Evans, CMI TREC 7657) #3

Tell them to get them cleaned up. It’s not unusual in dirty commercial locations.

(Barry Adair, TREC#4563 EIFSTX#39) #4

also look into possible heat differential compared to the other ocd
think of it like ghosting

(Robert Meier) #5

Given the dust pattern around the CB it appears that the cover didn’t fit properly around that 3 pole 40.

(David Wigger, CMI) #6

It looks like there are several different brands or types of breakers installed. Hard to tell which ones are correct for the panel.