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O.S. engine Manuals
Engine
MAX-91HZ
Instruction manual
O.S. engine MAX-91HZ Instruction Manual
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Contents
Table of Contents
Troubleshooting
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Table of Contents
Contents
Safety Instructions and Warnings about Your O.S. Engine
Notes on Installing Cooling Fan and Clutch
Standard Accessories
Engine Parts Name
Before Starting
Items Necessary for Starting
Battery Leads
Glowplug Battery
Fuel
Fuel Pump
O.S. Super Filter
Fuel Filter
Tools
Hex Drivers
Screwdriver
Long Socket Wrench with Plug Grip
Installation of the Engine
Installing the Glowplug
About the Head Gasket
Hex Key Needle Adjustment
Installation of the Carburetor
About the Needle Control Arm
Features
How to Install
Adjustment
The Role of the Glowplug
Glowplug Life
When to Replace the Glowplug
Carburetor Controls
The High-Speed Needle Valve
The Idle Mixture Control Screw
The Medium Speed Needle Valve
Basic Position of Mixturue Control Screw
Graduations on the Carburetor Body
Starting
Opening and Closing of the Needle-Valve
High Speed Needle-Valve
Preparation of the Starter
Checking the Rotating Direction of the Starter
Inserting the Starter Shaft
Priming
Preparation of Starting
In Case the Engine Does Not Stop
Running-In
Adjustment Procedure
Subsequent Readjustments
Carburetor Cleanliness
Adjusting Chart
Installation of Throttle Servo
Care and Maintenance
Troubleshooting
Engine Fails to Fire
Engine Fires Intermittently but Does Not Run
Unstable Idle
Not Reaching Expected Peak R.p.M.
Poor Response
Poor R.p.M. Drop
Engine Exploded View
Engine Parts List
Carburetor Exploded View
Carburetor Parts List
O.S. Genuine Parts & Accessories
Three View Drawing
Specifications
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Engine Parts Name
2
Adjustment
3
Engine Exploded View
4
Engine Parts List
5
Three View Drawing
6
Specifications
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