Tecumseh OHH50 - User Manual

Operator’s Manual
OH195EA/OH195XA (OHH50-65)
OH195EP/OH195XP
Table of Contents
IMPORTANT NOTICE! Safety Definitions..........................................ii
I. General Safety Precautions............................................................. 1
II. How to Get Service.......................................................................... 3
III. Oil and Fuel Specifications............................................................... 4
IV. Before Starting Your Engine............................................................. 4
V. Starting Your Engine ........................................................................ 6
VI. Stopping Your Engine and Short-Term Storage ............................... 9
VII. Maintenance .................................................................................. 10
VIII. Transporting Your Engine............................................................... 13
IX. Storing Your Engine ....................................................................... 14
X. Preventing Forest, Brush and Grass Fires..................................... 16
XI. Maintenance Intervals.................................................................... 16
California & US EPA Emission Control Warranty Statement.......... 20
Emission Control System Warranty ............................................... 21
XII. Warranty Information...................................................................... 22
181-1032-14
(English) 6/01/08
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Four-Cycle Engine • Horizontal Crankshaft • Air-Cooled

Summary

I. General Safety Precautions

A. Avoid Carbon Monoxide Poisoning

Engine exhaust contains deadly carbon monoxide gas. Avoid enclosed areas to prevent poisoning.

B. Avoid Gasoline Fires

Gasoline vapors are flammable and can explode. Follow safety instructions to prevent ignition.

C. Adult Supervision of Operation, Refueling and Maintenance

Ensure adults supervise engine operation, fueling, and maintenance for safety and responsibility.

D. Stay Away from Rotating Parts

Never operate with unguarded shafts or flywheels. Keep hands, hair, and clothing away from moving parts.

E. Do Not Modify Engine

Do not modify the engine, especially the governor setting, to avoid dangerous speeds and voiding the warranty.

F. Avoid Burns and Fire from Hot Surfaces

Engine parts become extremely hot. Stay away from hot areas and keep flammable materials away from the engine.

G. Avoid Accidental Starts

Prevent accidental starting by disconnecting the spark plug wire and turning off switches before working.

H. Use Hearing Protection

Engine noise can cause hearing damage. Always wear hearing protection when operating the engine.

II. How to Get Service

A. Engine Identification Decal

Locate the engine identification decal for model number, specification, and date of manufacture for future reference.

B. Technicians Handbook

A Technician's Handbook is available for those with engine knowledge wishing to perform repairs and service.

III. Oil and Fuel Specifications

A. Oil

Use clean, high-quality detergent oil. Ensure the oil sump capacity is correct for proper engine operation.

B. Fuel

Use unleaded regular, premium, or reformulated automotive fuel. Do not use leaded fuel or fuel with high alcohol content.

IV. Before Starting Your Engine

A. Checking Oil Level

Check oil level before each use and every 5 operating hours. Keep level between 'FULL' and 'ADD' marks on dipstick.

C. Filling Fuel Tank

An adult should fuel the engine outdoors in a well-ventilated area. Avoid spills and overfilling the fuel tank.

B. Filling Oil Sump

Follow instructions for oil fill cap or oil fill plug to ensure correct oil level, avoiding spills.

V. Starting Your Engine

A. Engines with Electric Starters

Instructions for starting engines with electric starters. Consult Table 3 for specific types.

B. Engines with Recoil Starters

Instructions for starting engines with recoil starters. Consult Table 4 for specific types.

VI. Stopping Your Engine and Short-Term Storage

VII. Maintenance

A. Checking and Changing Oil

Check oil level before each use. Change oil after first 2 hours and every 25 hours thereafter.

B. Removing Debris from Engine

Remove grass clippings, dirt, and debris from levers, cooling fins, air intake screen, and guards before each use.

C. Spark Plug

Check spark plug yearly or every 100 hours. Replace if cracked, pitted, burned, or fouled. Set gap to 0.030 in.

D. Cleaning;Replacing Air Cleaner

Clean or replace the air cleaner to prevent premature engine wear. Service foam pre-filters and paper filters.

VIII. Transporting Your Engine

IX. Storing Your Engine

A. Short-Term;Seasonal Storage

Clean the engine and treat fuel system for short-term storage. Follow fuel treatment and storage guidelines.

B. Extended Storage

Prepare engine for extended storage by draining fuel or using fuel stabilizer. Lubricate cylinder bore for protection.

X. Preventing Forest, Brush and Grass Fires

XI. Maintenance Intervals

CALIFORNIA & US EPA EMISSION CONTROL WARRANTY STATEMENT

EMISSION CONTROL SYSTEM WARRANTY

A. APPLICABILITY

This warranty applies to 1995 and later model year California small off-road engines, continuing for 24 months.

B. GENERAL EMISSIONS WARRANTY COVERAGE

Tecumseh Power warrants that engines conform to regulations and are free from defects in materials and workmanship.

C. THE ECS WARRANTY ONLY PERTAINS TO EMISSION-RELATED PARTS ON YOUR ENGINE AS FOLLOWS:

Details warranty coverage for emission-related parts, including those scheduled for maintenance or inspection.

XII. Warranty Information

Tecumseh OHH50 Specifications