Service Bulletin

Ref: 13-03 Copyright, 2003. The Toro Company
Customer Service Bulletin
Commercial Business Group
Groundsmaster
®
300 Series Date: February 7, 2003
Model/Serial Range: Model Number:
Serial Numbers:
30626 200000101-230099999
30627 200000101-230099999
30630 200000101-230099999
30631 200000101-230099999
30739 00101-99999
30741 00101-99999
30788 00101-99999
30789 00101-99999
30795 00101-99999
Subject: PTO Belt tension adjustment and maintenance procedures
If you experience short service life from the PTO Belt, the belt tension adjustment
procedures and maintenance should be reviewed. PTO Belt tension adjustment
procedures are listed below.
PTO DRIVE BELT ADJUSTMENT PROCEDURE
Note: Check PTO belt tension initially after first 10 hours and 50 hours of
new/replacement belt operation, and after every 100 hours of operation thereafter.
1. Unlatch and remove instrument cover.
2. Remove the ignition key from the ignition switch.
3. Move PTO control lever to the ON position.
4. Measure length of PTO spring between flat–washers (Fig. 60). There should be a
spring length of 3-3/16 in. (81 mm).
5. To adjust, hold head of adjusting screw with wrench (under PTO actuating arm) and
turn locknut (Fig. 60).
6. Move PTO lever to the OFF position and install instrument cover.