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

BI000970

Adjustment procedures ___________________________________________ WARNING! Due to grease cylinders being under high pressure, do not stand in direct line of grease fitting or needle valve when releasing pressure. You could be seriously injured from high pressure grease. 7. Store any unused shims inside the shim storage boxes.

Fig. 65: Conveyor chain adjustment

Grease take-up cylinder

Shims

Shim storage

Grease take-up cylinder

Needle valve (2)

Grease fitting (2)

_________________________________________________________________ 5.86 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