PREFACE
This Service and Overhaul Manual was written expressly for the following GTS
150
Overhead Valve Engines:
Model 97777 Type
01
11
-01
Model 97772 Type
01
10-01
Model 97777 Type
31
10-01
MODEL
&
SERIAL NUMBER
The Toro Company has made every effort to make this service manual a useful and lasting addition to every service facility.
To assure proper and effective service, and to provide optimum performance for the life of the engine, you are urged to
read this manual carefully.
It is not the purpose of this manual to teach component theory, but rather to provide the mechanic with a working guideline
of maintenance, troubleshooting, test, repair and overhaul procedures.
The Toro Company reserves the right to change product specifications or this manual without notice.
The Toro Company gratefully acknowledges the assistance of the Briggs
&
Stratton Corporation and Ferris State
University in the production of this manual.
I
COPYRIGHT
-
ALL RIGHTS RESERVED
The Toro Company
-
1991
Minneapolis,
MN
55420
-
U.S.A.