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The following maintenance schedule is based on a typical Marion 8000 series dragline. Certain machine features or configurations may be different on a specific machine. Please review carefully and note any such differences.
If you have any questions, refer to the appropriate section of the Maintenance and Operating Manual (these are specific to each machine) or contact your Marion service representative for assistance.
DAILY - EVERY 24 HOURS
ACTION I REMARKS
Keep clear and clean
Check oi I levels and general condition of all cases, oil circulation system and filter condition as required.
Check operation with manual valve.
Payout ropelinspect drums grooving and rope clamps.
Check anti-freeze level, lubricator oil levels, line filters (liquid/dirt).
Check sump oil level and drain tank moisture. Check tank pressure-shut off 130 psi; turn on 100 psi.
Check supply in drums. Verify control valve operation. Check warning/reset circuits. Veryify pump cycle timing/shutoff.
Check backleg/boom apex. Pressure gauges - check tension of backleg safety cable.
Check all working lights.
Check bleed duct fan operation and filter fan operation for noise or vibration.
Check oi I level site gauge. Check site gauge for bearing lubricant.
Verify air conditioning operational.
DAILY - EVERY 24 HOURS
DD Check links for twist and cracks.
DD Check links for twist and cracks.
DD Check condition of rope and connections.
DD Check for cracking RH and LH.
DD Check condition of chain.
DD Check condition of anchor.
DD Check for cracks.
DD Check for cracks.
DD Check for cracks.
DD Identify missing and replace.
DD Check material remaining.
DD Check wear.
DD Check for cracks.
DD Verify distribution.
DAILY - EVERY 24 HOURS
ACTION I REMARKS
Check phone and ground man communications signal system.
Check warning systems, lights and alarms.
Check wipers and cab glass window seals.
Check propel shoe positioner gauge operation.
Check all operator controls.
Check proper operation.
Check main transformer oil temperature gauge.
Check vibration to identify loose bolts, temperature.
Checkllisten to filter fan operation.
Listen and report any unusual noise, vibration. Check bearings, center journal, hoist/drag machinery for over temperature.
Check commutation on M-G sets, report excessive arcing.
Check for leaks in air system.
Check for leaks in lube system. Check all electric meters for normal readings.
Check for structural cracks and report location.
Check winch operation.
OPERATIONAL CHECK POINTS
DAILY - EVERY 24 HOURS
DD Inspect all components/structures and observe excessive boom movement.
DD Check load distribution and slack.
DD Check tracking and snubber action.
DD Check tracking and bearing heat.
DD Check dump action.
DD Auto lube operation.
o D Inspect anchor pins/rope retention.
DD Inspect for cracks and lubricant coating.
DD Check for cracks, bushing temperature on long walks.
DD Check for cracks.
DD Inspect for leaks/cracks and lubricant coating.
DD Listen for vibrations or abnormal sounds.
DD Check by touch temperature.
OPERATIONAL CHECK POINTS
WEEKLY - EVERY 150 HOURS
SHIFT 1 2 3
Tighten and adjust.
Clean.
Check leaks.
Shutdown oil circulating systems. Clean filter traps. Check for leaks.
Inspect, readjust to % in.
Check operation and readjust accord i ng Iy.
Check clearance with tub bearing and lock bar.
Check mesh and bolts.
Check lubrication, cages bushings and rods.
Climb and inspect.
Check socket and lube.
Check bearing and lube. Inspect sheave condition, all bolts and dust boot.
Check wear.
Check and identify leaks.
Check condition of connectors and lube.
Check wiring runs and general condition.
Check pipe lacing for cracks. Check operation.
Climb and inspect.
Check all connectors and lube.
Check tracking and bearings.
• Thank you very much for reading the preview of the manual.
• You can download the complete manual from: www.heydownloads.com by clicking the link below
• Please note: If there is no response to CLICKING the link, please download this PDF first and then click on it.