MACHINE REBUILD - SCOPE OF WORK
992C WHEEL LOADER
Machine completely disassembled. Listed components are thoroughly inspected, reconditioned, and as necessary, replaced with genuine Caterpillar parts. The unit is tested under strict quality controls for product reliability, durability and value to meet Caterpillar specifications.
ENGINE
(1)
Disassemble engine
- Clean all engine parts in a caustic solution
- Recondition cylinder block, magnaflux, counter-bore, resurface, and alignbore as needed
- Recondition cylinder heads, install exhaust and intake valves, and magnaflux
- Polish and inspect camshaft or replace if needed
- Recondition or replace liners and pistons
- Recondition connecting rods
- Recondition fuel system and bench test for performance
- Recondition oil pump
- Recondition water pump
- Recondition turbochargers
- Recondition electrical system, alternator, and starter
- Recondition rocker arm assemblies
- Polish and inspect crankshaft or replace as needed
- Recondition engine oil cooler
- Recondition fan drive
- Recondition engine mounts
- Assemble using new bearings, seals, gaskets, filters, oil, V-belts, and thermostats
- Dynamometer test engine for performance under simulated working conditions for a period or four (4) hours
TRANSMISSION AND TORQUE CONVERTER
(2)
Disassemble transmission and torque converter
- Completely clean in dip tank, including all parts, such as gears and shafts
- Magnaflux housings and shafts
- Recondition transmission oil cooler
- Inspect and replace necessary discs, plates, gears, and shafts
- Recondition and /or replace the transmission and torque converter pumps
- Reassemble using new bearings, seals, races, and gaskets
- Recondition drive line and replace U-joints
- Bench test under simulated working conditions and adjust pressures to proper specifications.
AXLES, DIFFERENTIALS, AND FINAL DRIVES
(3)
- Disassemble axle housings, differentials, and final drives
- Clean pinions and gears
- Inspect axle housings for cracks and/or damage and repair if needed
- Recondition front and rear axle housing supports
- Inspect pinions, gears, and shafts
- Replace bearings, races, and seals
- Replace brake discs and hardware as needed
- Replace tires with new
- Assemble and adjust to proper specifications
SERVICE AND PARKING BRAKES
(4)
Clean and inspect foot valves and repair or replace as needed
Recondition parking brake control, actuator, and brake assembly
- Bleed, test, and adjust system to proper specifications
STEERING SYSTEM
(5)
- Recondition steering control valve
- Clean, inspect, hone, and reseal steering cylinders and replace rods and barrels as needed
RADIATOR
(4)
- Disassemble radiator completely
- Replace pressure relief and radiator cap
- Restore cores to new condition or replace as required
- Replace all coolant hoses
- Assemble and install
LOADER FRAME
(7)
- Replace frame mounting pins and bushings
- Recondition loader frame as needed
- Weld repair any cracks or damage found to frame and reinforce as needed
- Replace pins and bearings in clamp as needed
- Inspect threaded holes and restore damaged threads
HYDRAULIC SYSTEM
(8)
Recondition or replace main hydraulic pump as needed
- Clean, inspect, hone, and reseal lift cylinders and replace rods and barrels as needed
- Recondition or replace hydraulic control valves
- Replace hydraulic hoses as needed
- Replace damaged or worn steel tubes as needed
- Disassemble hydraulic tank and clean internally
- Install new filters and oil
- Reassemble system and adjust pressures to proper specifications
ELECTRICAL SYSTEM
(9)
- Replace main wiring harness
- Test batteries and inspect cables and replace if needed
- Replace switches, sensors, relays, and senders as needed
- Replace back up alarm
- Recondition lighting
- Recondition electrical panel
OPERATOR’S COMPARTMENT
(10)
Completely disassemble cab
- Replace wiring, lighting, and electrical components as needed
- Replace operator’s seat
- Recondition control linkages and/or cables
- Replace headliner, floor mats, and interior sound suppression linings
- Recondition heater and air conditioning system
- Repair damaged and rusted exterior sheet metal
- Replace damaged glass, window seals, and mesh guards
- Repair wiper motors, arms, and blades
- Repair any internal damage caused by rust or corrosion
- Repair window(s) and door(s)
- Install new mounts on cab at time of installation
FRAME AND BODY
(11)
Disassemble machine to frame and inspect for cracks or other damage
- Weld repair any cracks or damage found to frame
- Inspect threaded holes and restore damaged threads
- Repair damaged or missing sheet metal
- Replace steps and handrails
- Sandblast, paint, and decal machine
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