We offer a warranty on our products.

Hydrostatic Transmission Service, LLC
404 Air Park Rd
Tupelo, MS 38801

Toll Free: 800-361-0068
Phone (662) 680-8899
Fax (662) 680-8097

HYDROSTATIC-HYDRAULIC WARRANTY
HYDRAULIC-HYDROSTATIC WARRANTY INSTRUCTIONS

Hydrostatic Transmission Service, LLC warrants our hydraulic-hydrostatic repaired pump or motor to be free of any
defects in workmanship for a period of one (1) year from the date of installation if the following conditions are met by
the customer:
A. The hydraulic-hydrostatic reservoir must be cleaned out with diesel fuel or solvent and clean rags, then blown out with air.
B. All hydraulic-hydrostatic lines must be filled with diesel fuel or solvent and blown out backwards with air.
C. All hydraulic-hydrostatic fittings must have replacement o-rings installed.
D. The hydraulic-hydrostatic oil cooler must be removed from the machine and taken to a company that can adequately clean and
core it out by certified a radiator shop. The oil cooler must be placed in vat and cored out, do not place in acid vat as fins are made
of aluminum. After removing from vat, use cheese cloth on the bottom output and force naptha or diesel from the top down with
force to check again for any debris. Shake unit, if any rattling at all, purchase a new oil cooler A copy of this receipt must be
forwarded to our company so that we can put it on file. High pressure hosing and/or flushing does not qualify for warranty
procedure. ***IF THERE HAS BEEN CATASTROPHIC FAILURE AND/OR THE OIL COOLER CANNOT BE 100% CLEANED AND FREE OF
DEBRIS, THEN THE OIL COOLER MUST BE REPLACED WITH A NEW OIL COOLER.***
E. All filters must be replaced.
F. All hydraulic-hydrostatic oil must be replaced, preferably with a 30 weight non-foaming rust and oxide oil.
G. The hydraulic-hydrostatic pump or motor must be physically charged with oil before connecting the hydraulic-hydrostatic lines
back to the unit, by filling the cavity of the units up with a funnel and oil.
H. Attach all lines, fill up reservoir with oil, start unit for 20 seconds and cut off. Then, refill with oil again.
I. Any deviation from the above procedures will automatically void our warranty completely.
J. If all the above conditions are met, we unconditionally warrant our product for one full year, parts only. This does not include
labor to take off and put on.
I, the customer, have read and fully understand the above procedures and certify that all procedures have been
completed as requested herein.
______________________________________ ____________________________________
Customer or Company authorized personnel signature Date
____________________________________________________ __________________________________________________
Customer or Company authorized personnel printed name Title
____________________________________________________ __________________________________________________
Company Name Invoice Number
**Signed, Dated Original Copy of this should be returned to Hydrostatic Transmission Service, LLC, Attn: Warranty
Dept, 404 Air Park Rd, Tupelo, MS 38801 or Email to info@hydrostatic-transmission.com