PRE-START INSPECTION

PRE-START INSPECTION

Before starting or operating the machine, know the emergency stop and proper operating procedures. Become familiar with all the controls and sound the signal horn to alert coworkers in the pit area of the intent to operate or move the machine. Prior to boarding, and before entering the operator's cab, inspect the areas listed below:

Dipper

• Rope & Equalizer Sheave • Teeth & Pins • Adapters • Dipper & Bail Structures for Cracks • Trip Mechanism & Snubber • Dipper Latch Bar • Lubrication Fittings

Front End

• Condition of Boom • Hoist Sheaves • Crowd Machinery • Handle/Yoke Block Clearance • Lube Coverage • Hoist Ropes for Wear or Damage • Boom Support Pendants • Air & Lube Lines & Connections • Loose Pins or Retainers • Walkways & Railings

Lower Frame

• Trail Cable & Cable Reel Condition • Swing Gear & Pinions for Lube & Damage • Guarding • Cracks in Structure • Roller Circle Condition • Lube Coverage • Air & Lube Lines & Connections

DANGER! HIGH VOLTAGE! DO NOT contact the high voltage areas of the trail cable or collector rings. NEVER perform electrical or mechanical repairs or maintenance in these areas without disconnecting the trail cable power supply. - Failure to disconnect trail cable power supply could result in severe bodily injury or death.

Crawlers

• Belt Tension • Missing Shoe Pins or Retaining Bolts • Idlers, Load Rollers & Sprockets for Damage • Lube Lines, Fittings & Guards for Condition • Lube Coverage • Structures for Cracks • Propel Machinery • Tension Rod Nuts for Tightness

Rotating Frame & Machinery House

• Structure Condition • Air Compressor Crankcase Oil Level, Drive Belt & Operation • Auto Lube Systems: Lube Supply Adequate & Operation • Air & Lube Lines & Connections • Lube Coverage • De-lcer Reservoir Level • Drain Moisture/Condensation from Air Line Filter & Air Tank • Blower Motors Operational • Filter Fans Operational • Swing Machinery • Hoist Machinery • Open Gears for Condition • Hoist Ropes for Condition • Electrical Cabinets for Security & Door Position • Fire Extinguishers or System for Charge & Condition • Walkways, Rails & Ladders for Access & Condition • Gantry Structure & Backlegs for Cracks • Gantry Foot Pins & Retainers • Equipment Structure Base Bolts • Guards Condition • House Panels Condition

Operator's Cab

• Controls for Operation • Warning Indicators & Alarm • All Brakes for Function • Support Systems for Function

CAUTION: Notify maintenance personnel at once if pre-start inspection routine identifies any defects.