Cat 7MFBHM-48DD Feeder Breaker Operation & Maintenance Manual (1)

BI000970

Operation _______________________________________________________ Photo eye pump motor controls An ordinary cap light can be sued to start the pump motor on the machine by simply shining the light on either photo eye sensor for approximately four seconds. A siren will sound for approximately five seconds and then the pump motor will start. The feeder breaker is equipped with two photo eye sensors (Fig. 24) and a photo eye control board enclosure. Fig. 24: Photo eye Photo eye

Photo eye

_________________________________________________________________ 5.18 Bucyrus – Model 7MFBHM-48DD Feeder Breaker

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Cat 7MFBHM-48DD Feeder Breaker Operation & Maintenance Manual (1)

Articles inside

Lift cylinder ...................................................................5

Tailpiece tilt cylinder.....................................................5

Tilt cylinder ...................................................................5

Foot cylinder.................................................................5

Breaker bit removal ......................................................5

Crawler track ...............................................................5

Tailpiece installation.....................................................5

Conveyor power unit.....................................................5

Tail shaft ......................................................................5

Crawler assembly ........................................................5

Dual relief valve manifold adjustment............................ 5

Flow control valve adjustment....................................... 5

Head shaft sprockets .................................................... 5

Hydrostatic pump charge pressure adjustment .............5

Secondary valve bank adjustment ................................ 5

Inspection of the feeder .....................................................5

Every 6 months .............................................................5

Under speed sensor calibration .....................................5

Every 3 months .............................................................5

Every 2500 hours...........................................................5

Head shaft .....................................................................5

Major hydraulic components ....................................5

Breaker and breaker power unit assembly ....................5

Conveyor.............................................................................5

Infrared pump motor controls..............................................5

Starter enclosure............................................................5

Control features..............................................................5

Electrical system.................................................................5

Shutdown procedure...........................................................5

“TRAM ONLY” mode starting procedure.............................5

Starter enclosure............................................................5