MTD 13 7 S Series Service Advisory

Affected Models: Lawn T ractors With a 42 inch Mowing Deck, Model Numbers Beginning with 13, a Number
5th Model Position, and the Letter
Example: 13XX7XXSXXX
Affected S/N Range: N/A
September 26, 2016
Date:
Excessive Vibration with the Mowing Deck Engaged.
Subject:
NOTE: These materials are prepared for use by trained technicians who are experienced in the service and repair of
equipment of the kind described in this publication, and are not intended for use by untrained or inexperienced individu-
als. Such individuals should seek the assistance of an authorized service technician or dealer.
NOTE: Always wear eye protection while servicing equipment. Wear hearing protection when appropriate. Always work in
a well ventilated area and follow all safety precautions when dealing with combustible materials.
NOTE: Left (LH) and Right (RH) sides are determined from the operator's position and facing in the forward direction
Purpose: There have been sporadic reports of excessive vibration with the mowing deck engaged. Should you receive
customer complaints of this nature, proceed with the following instructions.
Corrective Action: Order from your source of supply, one of part number 783-09457, Deck Idler Bracket, and two of part
number 712-04065, Nylon Flange Lock Nut. Figure 1.
NOTE: Before proceding, verify that all other possible causes of excessive vibration such as blade balance, a worn
belt, loose, broken or missing spindle/bracket mounting hardware, failed welds of the deck hangers, damaged pul-
ley(s), etc. have been corrected.
Advisory MTD-214
Service Advisory
This Advisory is Fix-As-Fail
783-09457
Deck Idler
Bracket
Riders
S in the 8th Position.
Figure 1
1 of 3
MTD-214
712-04065
3/8-16 Flange
Nylon Lock nut
7 in the