Service Information Bulletin (No. 96-009) - Sabre 1338 Gear Technical Manual

SERVICE INFORMATION BULLETINS
Service Information Bulletin
October 15, 1996
SUBJECT:
AFFECTS:
Complaint or Symptom:
Mower deck belt comes off during mowing or when PTO (blade drive) lever is engaged.
Situation:
- Too much clearance between idler arm pulley and belt guide (part of idler arm) results in belt
Solution:
- Remove idler arm and bend belt guide closer to idler pulley. See Fig. 1.
- When re-installing idler pulley, remove play from mounting bolt by pushing pulley toward the belt
Additional Information:
- Belt guide should be at a 90 degree angle to the idler arm. If the belt guide is too far away from
- If the mower deck belt has been thrown off repeatedly, it should be replaced.
Figure 1
Peery Gibson
Product Service Manager
S
10 - 10
www.servicemanualall.com
MOWER BELT SMOKING COMES OFF
MODELS1338 GEAR & 1538 HYDRO
SABRE Lawn Tractors with 38-inch (96 cm) Mower Deck
coming off of idler arm pulley.
guide before tightening retaining nut.
idler pulley, the mower deck belt will ride off the pulley and past the belt guide, resulting
in a thrown belt.
Bend belt guide toward pulley
to achieve 90 degree angle
Belt Guide
should be at
90 degrees
38-Inch (96 cm) Deck
Idler Arm & Pulley
44-46mm
(1.77 in.)
Idler Pulley
Idler Arm
No. 96-009
NOTE: Take play out of
mounting bolt by pushing
pulley toward belt guide
before retightening
retaining nut.
3/5/97