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Warranty
All Zesto Audio equipment is covered by a 2 year limited warranty for parts and labor to cover
defects in materials and workmanship and 6 month warranty on the original vacuum tubes
from date of purchase.
Only KT150 and 12AU7/ECC82 supplied by Zesto Audio are
covered under the 6 month warranty. All other tubes are purchased separately and are
the responsibility of the owner.
To obtain this original owner warranty the completed warranty registration card must be
received at the factory within 15 days from date of purchase. The warranty is not transferable.
This warranty is void if the product has not been used in accordance with the instructions
found in this owner’s manual, or if it has been misused, abused, modified or damaged by
accident or neglect, or in transport once in possession of purchaser. The warranty is also void
if the product has been tampered with or has been repaired or modified by anyone other than
Zesto Audio or its specifically authorized representatives. This limited warranty only applies to
Zesto Audio equipment and carries no responsibility for any other equipment attached to this
unit.
Important! Any use of aftermarket performance fuses on the IEC mains will VOID
the warranty.
Any damage caused by tube rolling is not covered under the warranty.
Any damage caused by inserting tubes incorrectly is not covered under the
warranty.
Broken alignment keys are not covered under the warranty.
To return the product it must be packed in its original packaging and returned to Zesto Audio
or its authorized representative via insured freight at the owner's expense. Returned products
must be accompanied by written description of the defect and a return authorization number
that is available from Zesto Audio or the authorized representative. Upon receipt of the
defective product Zesto Audio or the authorized representative agrees to repair the product
without charge for parts and or labor if within the 2 year warranty period, except for vacuum
tubes if the unit is more than 6 months old. The product will then be returned via prepaid
insured freight with a carrier at the sole determination of Zesto Audio or the authorized
representative.
Zesto Audio and its partners reserve the right to modify their products or change
specifications at any time without obligation or liability to previous purchasers.
Warranty will cover ownership outside the USA, but shipping is the sole responsibility of the
owner. See your local dealer for factory approved service in your area.
Factory service on non-warranty items will be billed at an hourly rate to be quoted before
work is done.
