John Deere 300A, 400A Backhoe Loader Repair Technical Manual

Table of Contents(Repair Technical Manual – TM4232)
SECTION 10 – GENERAL INFORMATION
Group 5 – Specifications
Group 10 – Pre-delivery, delivery and after-sales inspections
Group 15 – Lubrication and service
Group 20 – Engine and tractor tune-up and adjustment
Group 25 – Removal and installation of assemblies
SECTION 20 – ENGINE
Group 5 – General information, diagnosing malfunctions
Group 10 – Cylinder head, camshaft and balancer shafts
Group 15 – Cylinder block, liners, pistons and connecting rods
Group 20 – Crankshaft, crankshaft bearings and flywheel
Group 25 – Timing gear train
Group 30 – Oil pump, oil pressure regulating valve and oil filter
Group 35 – Engine cooling system
Group 40 – Speed control
SECTION 30 – FUEL SYSTEM
Group 5 – Diagnosing malfunctions
Group 10 – Fuel tank, transfer pump, fuel filters
Group 15 – ROTO-DIESEL injection pump
Group 20 – ROOSA-MASTER injection nozzles
Group 25 – Cold weather starting aids
SECTION 40 – ELECTRICAL SYSTEM
Group 5 – Diagnosing malfunctions
Group 10 – Components and wiring diagram
SECTION 50 – POWER TRAIN
Group 5 – Engine clutches and clutch linkages
Group 10 – Reverser unit
Group 15 – Transmission
Group 20 – Differential assembly
Group 25 – Final drives
Group 30 – Power shafts
SECTION 60 – FRONT AXLE, STEERING AND BRAKES
Group 5 – Front axle
Group 10 – Steering
Group 15 – Brakes
SECTION 70 – HYDRAULIC SYSTEM
Group 5 – General information, diagnosing malfunctions, tests
Group 10 – Oil reservoir, filter, valves, hydraulic accumulator and oil cooler
Group 15 – Hydraulic pump and transmission oil pump
Group 20 – Rockshaft
Group 25 – Loader control valves
Group 30 – Selective control valve
Group 35 – Remote hydraulic cylinder
Group 40 – Loader lift cylinders
SECTION 80 – MISCELLANEOUS
Group 5 – Hydraulic swivel seat
Group 10 – DELUXE seats
Group 15 – Front and rear wheels
Read the safety messages in the introduction of this manual and the cautions presented throughout the text of the manual.
•Removal and installation groups preceding some repair groups.
•A section of system diagnostic testing.
•Table of contents of all sections at the front of the manual and a listing of all groups and headings at the front of each section.
•Essential tools and specifications listed at the front of each group they are used in.
•Essential tools illustrated in numerical order at end of manual.
•Alphabetical listing of all major components, specifications, and essential tools.
•Safety rules, general specifications, and lubrication specifications.
This was planned and written for you – an experienced service technician. Keep it in a permanent binder in the shop where it is handy. Refer to it when you need to know correct service procedures or specifications.
Using the technical manual as a guide will reduce error and costly delay. It will also assure you the best in finished service work.