Page 2 Section 5 Maintenance
MSD SABER SERIES SHEARS
SERVICE AND MAINTENANCE PROCEDURES 8 HOURS 80
HOURS
2,000 HOURS
Visually inspect shear for damage
•
Inspect all safety decals
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Inspect cab protection on excavator
•
Confi rm all excavator warning systems are operational
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Lubricate each side of main pivot group (2 each side)
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Lubricate end slide puck assemblies (each side)
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Lubricate end of front cylinder pin
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Lubricate end of rear cylinder pin
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Lubricate boom pivot connection of mounting bracket
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Lubricate cylinder connection of mounting bracket
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Inspect pinheads and pinkeepers
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Inspect all bolts for looseness or damage
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Check slide puck /back wear plate gap; refer to manual if gap
exceeds .010" (.25mm)
•
Check guide blade/Saber Tip gap; refer to manual is gap
exceeds .030" (.75mm)
•
Check cutting blade gap; refer to manual is gap exceeds
.030" (.75mm)
•
Inspect Saber Tip; ensure it fi ts squarely in upper jaw
•
Inspect cross blade for any looseness or damage
•
Inspect hoses for wear and potential failure
•
Inspect cylinder for leaks
•
If rotator equipped:
•
Grease turntable bearing
•
Inspect rotation hoses (and hose connections) for wear, leaks,
potential failure
•
Check rotation assembly bolts
•
Inspect all bolts connecting turntable bearing to upper head and shear;
replace as needed
•
Rotate or replace cutting blades, Saber Tip, cross and guide blades
•
Check slide screw wear; replace if necessary
•
Inspect upper shear: check build up and hardsurface around blade edges; build
up if needed
•
Replace wear plates on lower shear if necessary
•
Check split fl anges and fi tting for looseness; tighten if necessary
•
Inspect and maintain the lower secondary blade buffer or build-up strip
•
Replace shear cylinder seals (including Nylock lock ring)
•
Replace swivel manifold seals (if equipped)
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