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Kohler Manuals
Engine
K91
Service manual
Kohler K91 Service Manual
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Also See for K91
:
Owner's manual
(334 pages)
,
Service manual
(137 pages)
,
Multi-language owner's manual
(8 pages)
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Table Of Contents
91
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of
91
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91
Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Contents
Safety Precautions
Pre-Start Check List
Starting Procedure
Stopping Procedure
General
General Specifications
Model Suffix Letter Explanation
Model Number
Service Schedule
Trouble Shooting Guide
Lubrication
Oil Level
Oil Type
Oil Change
Reduction Gear Oil Fill and Drain Locations
Run-In Oil
Lubrication - Reduction Gear Units
Air Intake
Dry Air Cleaners
Oil Bath Air Cleaners
Precleaners
Cutaway View of a Typical Oil Bath Air Cleaner
Fuel Systems
Carburetor
Idle Speed
Side Draft/Updraft Gasoline Carburetor
Carburetor Reconditioning
Disassembly of Carburetor - Side Draft
Assemble of Carburetor - Side Draft
Side Draft Carburetor
Disassembly of Carburetor - up Draft
Assembly of Carburetor - up Draft
Up Draft Carburetor
Fuel Pump
Fuel Filter
Governor Systems Operation
Governor Systems Adjustment
Throttle Wire Installation
Installing Throttle
Governor Components
Speed Adjustment
Variable Speed Governor
Sensitivity Adjustment
Throttle Linkage Reference Lengths
Ignition Systems
Ignition Types
Magneto Ignition Systems
Magneto Cycle Showing Flux Reversal
Battery Ignition Systems
Typical Flywheel Magneto Ignition Coil and Stator
Typical Battery Ignition Coil
Typical Breakerless Ignition Coil
Breakerless Ignition Systems
Schematic of Typical Breakerless Ignition System
Ignition System Operational Test
Spark Plug Service
Common Causes - Poor or no Ignition
Spark Plug Specifications
Breaker Point Service
Condenser
Metal Transfer Indicators on Breaker Points
Breaker Point Gap Adjustment
Trigger Module (Breakerless)
Ignition Coils
Trigger Module Lead Connections
Battery Type Ignition Coils
Permanent Magnets
Ignition Timing Procedure
Schematic of a Typical Battery Ignition System
Using Timing Light for Checking Ignition Timing
Static Timing
Timing Light
Electrical Starting - Charging Systems
Motor-Generator Systems
Alternator Systems
Battery Negative Terminal Grounded
Motor Generator
Undercutting Mica on Motor - Generator Commutator
Typical Motor - Generator - Exploded View
Motor-Generator Systems - Wiring Diagrams
Voltage Regulator
Motor Tests
Generator Tests
Typical Two-Unit Voltage Regulator
Cutout Relay Adjustments
Current-Voltage Adjustments
Spring Replacement
Alternator Charging Systems
10 AMP Alternator Systems
Trouble Analysis - 10 AMP Alternator System
15 AMP Alternator
Precautions
Pre-Service Procedure
Rectifier-Regulator Units - 10 and 15 AMP Systems
Alternator Charging - Battery Ignition System
Alternator Charging - Breakerless Ignition System (15 AMP)
Trouble Shooting - 15 AMP System
30 AMP Alternator System
Rectifier-Regulator Unit - 30 AMP System
30 AMP Alternator Charging - Battery Ignition System
Trouble Analysis - 30 AMP Alternator System
Starting Motors
Wound Field Type Starting Motor - Exploded View
Service - Wound Field Starters
Service - PM Type Starters
Permanent Magnet Type Starting Motor - Exploded View
Dust Shield Installation - PM Starting Motor
Drive Assembly
Dust Shields
Starting Motors - Trouble Shooting
Ring Gear Replacement
Retractable Starters
Fairbanks-Morse Starters
Fairbanks-Morse Starter, Parts Identification
Reconditioning, Fairbanks-Morse Starter
Rewind Spring Replacement
Reinstalling Starter on Engine
Eaton Retractable Starters
Rope Replacement - Alignment
Engine - General Service
Cooling
External Surfaces
Engine Storage
Spot Check (Without Gauge)
Compression Gauge Test
Inspection-Disassembly
Scoring of the Cylinder Wall
Severe Piston Damage
Evidence of External Oil Leakage
Components of a Typical Short Block Assembly
Short Block
Miniblock
Universal Service Engines
Ordering Correct Assembly
Components of a Typical Miniblock Assembly
Removing Bearing Plate with Puller
Engine Reconditioning
Cylinder Block Inspection
Cylinder Block Reconditioning
Measuring Cylinder Bore
Crankshaft
Connecting Rod
Piston - Piston Rings
Production Type and Service Type Rings
Piston-Rod Assembly
Valve-Valve Mechanism
Measuring Piston Ring End Gap
Ring Installation Sequence
Camshaft and Valve Mechanism
Valve - Tappet Clearance
Ring Gear
Dynamic Balance System
Timing - with Assembly Tool
Timing Marks - Timing Gears with Assembly Tool
Timing - Without Tool
Reassembly
Exploded View, Major Components of Typical Engine
Governor Gear Assembly in Crankcase
Camshaft Installation
Crankshaft Installation
Camshaft End Play
Timing Marks on Automatic Spark Advance Camshaft
Bearing Plate
Piston and Rod Assembly
Attaching Rod to Crankshaft
Installation of Oil Seals on Crankshaft
Oil Base
Installing and Setting Valves
Breather Assembly
Magneto
Typical Crankcase Breather
Rotor Type Flywheel Magneto
Flywheel
Breaker Points
Governor Arm and Linkage
Blower Housing and Fuel Tank
Special Fuel Systems
Gas Systems Components
Gas Carburetors
Garretson Carburetor
Adjustment: Ensign Model CBM Gas Carburetor
Adjustment: Garretson Carburetors
K181 Gas Carburetor Disassembly
K181 Gas Carburetor Cleaning and Inspection
K181 Gas Carburetor Reassembly
K181 Gas Carburetor Adjustments
Primary Regulators
Trouble Shooting Primary Regulator
Secondary Regulators
Model S or SD Regulator
Disassembly Model KN Regulator
Model F or F1 Regulator
Model KN Regulator
Disassembly Model F or F1 Regulator
Two Stage Regulator
Disassembly Two Stage Regulator
Combination Gas - Gasoline
Kerosene System
Gas Operation
Changeover: Gas to Gasoline
Starting Kerosene Equipped Engines
Modifications & Accessories
Clutch - Wet Type
Clutch - Dry Type
Gear Reduction
Adjusting Clutch
Exploded View - Gear Reduction Unit
Automatic Chokes
Thermostatic Type
Electric-Thermostatic Type
Winterized Engines
Tool List
Dimensional Diagram - Seal Sleeve
Dimensional Diagram - Seal Driver
Torque Specifications
Standard Bolts, Screws and Nuts
Cylinder Head Tightening Sequence
Fits & Clearances
Wear Tolerances & Clearances
Valve Details
Oil Seal Installation
Piston Wear Measurement Details
Front Oil Seal Location
Rear Oil Seal Installation Details
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Ignition Systems
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See also:
Service Manual
,
Owner's Manual
Table of
Contents
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Table of Contents
Troubleshooting
Trouble Shooting Guide
6
Trouble Shooting - 15 AMP system
36
Starting Motors - Trouble Shooting
42
Trouble Shooting Primary Regulator
70
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This manual is also suitable for:
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