Description
This Allis Chalmers 180 and 185 Service Manual is a reproduction of the original out of print manual It provides detailed service information, step-by-step repair instruction and maintenance specifications for Allis Chalmers 180 and 185 tractors.
Allis Chalmers 180 and 185 with serial # (1001-1596)
Table of Contents
DIESEL ENGINE
ADAPTOR PLATE & CRANKSHAFT REAR OIL SEAL
Rear Oil Seal
Removal & Inspection
CAMSHAFT & CRANKSHAFT GEAR & THRUST PLATE
General
Inspection
Removal
Thrust Plates
CAMSHAFT BEARINGS
Clearance
General
Removal
CONNECTING RODS & CONNECTING ROD BEARINGS
General
Inspection
Removal
CRANKSHAFT & CAMSHAFT GEAR
Installation
Removal
Timing Marks
CRANKSHAFT & CRANKSHAFT GEAR
Crankshaft Gear Removal & Installation
General
Main Bearing Caps (Location)
CRANKSHAFT PULLEY & DAMPER ASSY
Removal
Installation
CYLINDER BLOCK
CYLINDER HEAD & VALVES
General Information
Installation
Torqueing Sequence
Valve Lash Adjustment
Valve Operating Mechanism
Valve Spring
CYLINDER SLEEVES
Inspection & Removal
Installation
Reseating Sleeve
Reseating Sleeve Tool
ENGINE
Assembly
Disassembly
Run In Schedule
ENGINE COOLING SYSTEM
Cleaning
Draining
Fan Belt & Adjustment
Filling
General Maintenance
Thermostat
ENGINE SPECIFICATIONS
ENGINE TORQUE SPECIFICATIONS
FITS & TOLERANCES
FLYWHEEL & RING GEAR
Wear Sleeve Removal & Installation
FRONT SUPPORT PLATE
FUEL PUMP DRIVE GEAR & PUMP DRIVE SHAFT
FUEL INJECTION PUMP SPECIFICATIONS
GEAR TRAIN & FRONT SUPPORT PLATE
HYDRAULIC PUMP DRIVE ASSEMBLY
Assembly
Disassembly
Inspection
Installation
Removal
IDLER GEAR & IDLER GEAR SHAFT
Installation
Removal
LUBRICATION SYSTEM
MAIN BEARING CAPS
Locations
Replacement
MAIN BEARINGS
Removal, Inspection, Installation
Replacement (Engine Installed)
OIL PAN
Removal & Installation
OIL PRESSURE PUMP
Assembly
Disassembly
General
Inspection
Installation
Removal
PISTONS & PISTON RINGS
Assembly (Connecting Rod to Piston)
Fitting (Piston to Cylinder Sleeve)
Fitting (Pistons to Piston Rings)
General
Inspection (Piston & Piston Rings)
Installing-(Piston, Connecting Rod &
Connecting Rod Bearing)
Installing (Piston Rings)
Removal (Connecting Rod & Bearing)
Removal (Connecting Rod & Piston Rings)
ROCKER ARMS, ROCKER ARM SHAFT & PUSH RODS
Disassembly, Removal & Inspection
THRUST PLATES
TIMING GEAR COVER & CRANKSHAFT FRONT OIL SEAL
Crankshaft Front Oil Seal
Front Plate & Gear Cover
Timing Gear Cover
TROUBLE SHOOTING
Air Intake System
Checking Compression Pressure
Cooling System
Engine
Fuel System
Instruments
Lift of Recommended Service Tools
Lubricating System
Service Tools
VALVE GUIDES & VALVE SEAT INSERT
Size Chart’
Valve Face & Valve Seat Grinding
VALVE LIFTERS
Inspection
Installation
Removal
WATER PUMP
Assembly
Disassembly
Installation
Removal
TRACTOR
BRAKE OPERATION
Brake Pedal Adjustment
Installation
Removal
BELT PULLEY
Assembly
Disassembly
Installation
Removal
DIFFERENTIAL ASSEMBLY
Adjust Differential Bearings
Assembly
Disassembly
Install Ring Gear to Differential Housing
Reinstall in Transmission Housing
Specifications
ENGINE CLUTCH
Adjustment
Installation
Removal
Safety Start Switch Adjustment
ENGINE CLUTCH SHAFT
Installation
Removal
FINAL DRIVE BEARING FITS & TOLERANCES
FINAL DRIVE & REAR AXLE
Installation
Removal
FRONT AXLE SUPPORT
Installation
Removal
FRONT END WEIGHT
FRONT SUPPORT WITH INTERCHANGEABLE FRONT AXLE WITH INTERNAL STEERING RACKS
Adjust Bearings on Steering Racks
Install Front Support Assembly
Install Power Steering Racks
Install Steering Spindle Shaft
Remove Front Support Assembly
Remove Power Steering Racks
Remove Steering Spindle Shaft
FRONT WHEEL FOR DUAL & ROLL SHIFT
Axle Front Wheels and Bearings
Seal Kit
GENERATOR – DELCOTRON
Air Gap
Checking Voltage Setting
Closing Voltage
Field Relay Unit
Point Opening
Voltage Regulator
Voltage Setting
IDLER SHAFT & GEARS
Installation
Removal
INPUT SHAFT
Installation
Removal
INTERMEDIATE SHAFT & GEARS
Installation
Removal
LIFT ARM HOUSING
Installation
Removal
MAIN PINION SHAFT & GEARS
Pressing Into Housing
Removal
PEDESTAL & SPINDLE (Dual Front Wheel)
Installation
PINION SHAFT & BEARINGS
Installation
Removal
POWER DIRECTOR CLUTCH
Assembly
Disassembly
Removal
POWER DIRECTOR CLUTCH SHAFT
Hollow Clutch Shaft w/26T Gear
Installation
Removal
POWER TAKE-OFF
Assemble Clutch
Disassemble Clutch
Install Front PTO Shaft & Gear (w/o Clutch)
Install PTO Housing
Install PTO Shaft & Gear (w/Clutch)
PTO Clutch Specifications
PTO Gear Train
PTO Speeds
Remove Front PTO Shaft & Gear (w/o Clutch)
Remove PTO Housing From Torque Housing
Remove PTO Shaft & Gear (w/Clutch)
REAR POWER TAKE-OFF SHAFT
Installation
Removal
ROLL SHIFT FRONT AXLE
SPINDLE k TIE ROD (Roll Shift Front Axle)
TACH-HOUR METER – DRIVE
Installation
Removal
TORQUE HOUSING
Remove Torque Housing Assembly
TRACTOR TORQUE SPECIFICATIONS
TRANSMISSION COUNTERSHAFT ( 180 Tractors)
Install Countershaft k Gears
Install Reverse Shaft k Gears
Remove Countershaft k Gears
Remove Reverse Shaft k Gears
TRANSMISSION k DIFFERENTIAL HOUSING (180 Tractors)
Remove Transmission Assembly
TRANSMISSION MAIN SHAFT (180 Tractors)
TRANSMISSION (185 Tractor)
WIRING DIAGRAM (180 Diesel)
HYDRAULICS
BREAK-AWAY COUPLER
CONTROL VALVE – INLET SECTION
HOSE COUPLER ASSEMBLY
HYDRAULIC LIFT SYSTEM
HYDRAULIC PUMP-180
LIFT AND “TRACTION BOOSTER” SYSTEM
POWER DIRECTOR CONTROL VALVE
Control Valve
Install Control Rod and Spool
Install Relief Valve
Remove Control Rod and Spool
Remove Relief Valve
POWER DIRECTOR AND
PTO CLUTCH ASSEMBLY
POWER STEERING SYSTEM
Checking Valve
POWER STEERING VALVE
Assemble
Disassemble
Seal Kit
PTO CLUTCH VALVE ASSEMBLY
Assemble
Disassemble
PTO CONTROL VALVE
PRESSURE RELEASE FOR DETENT
RELIEF VALVE
Assemble
Disassemble
Operation
REMOTE RAM
Assemble
Disassemble
SECTIONAL CONTROL VALVE
Remote Ram – Float
Remote Ram – Hold
Remote Ram – Lift
Remote Ram – Lower
Sensing Valve
Tractor Ram – Hold
Tractor Ram – Lift
“Traction Booster” Position
SPECIFICATIONS OF GEARS AND GEAR PLATES
Assemble
Disassemble
TESTING TRACTOR HYDRAULIC SYSTEM
OTC Hydraulic Tester
Pump Volume
Relief Valve Pressure
TRACTION BOOSTER” SENSING VALVE AND OUTLET
TRACTOR RAM
OPTIONAL EQUIPMENT & ACCESSORIES
