Ferris IS600z series Operator's Manual page 40

characteristics alone, unless the cause is due to defects in
material or workmanship.
Stale or Unapproved Fuel - In order to function correctly, this
product requires fresh fuel that conforms to the criteria specified
in the Operator's Manual. Engine or equipment damage caused
by stale fuel or the use of unapproved fuels (such as E15 or
E85 ethanol blends) is not covered by warranty.
Other Exclusions - This warranty excludes damage due to
accident, abuse, modifications, alterations, improper servicing,
freezing or chemical deterioration. Attachments or accessories
that were not originally packaged with the product are also
excluded. This warranty does not include used, reconditioned,
second-hand, or demonstration equipment or engines. This
warranty also excludes failures due to acts of God and other
force majeure events beyond the manufacturer's control.
40 ferrismowers.com