Troubleshooting - M-B ZTB Operator And Parts Manual

This section provides troubleshooting and service instructions. Locate
the problem and check the possible cause/remedy in the order listed.
Also, refer to the engine manufacturer's Owner's Manual for additional
information.
For problems not covered here, contact your local dealer.
Trouble
Ribbon does not rotate.
Excessive vibration.
18

TROUBLEShOOTiNg

iNTRODUcTiON
IMPORTANT!
Possible cause
1. Drive belt is slipping.
2. Shear bolt is broken.
3. Engine clutch not engaging.
1. Loose parts or damaged assembly.
Before performing any adjustment or service,
stop the engine and wait for moving parts to
stop. Remove the key. To prevent accidental
starting, disconnect the spark plug wire and
fasten away from the plug.
Remedy
1. Check belt-tighten or replace.
2. Check for jam up in ribbon and impeller.
Replace shear bolt.
3. Check clutch operation. Repair if needed
1. Tighten all hardware. Check rotating parts
for damage. If vibration continues.
Publication: ZTB-080112
M-B Companies, Inc. 11/14/12