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Coolant Filtration
COOLANT FILTRATION HNBR* Seal How Additive
Donaldson Endurance Filters
™

Replenishment
Technology Works!
with
Additive Replenishment High Coolant enters the filter just
performance,
as the standard coolant filters.
Technology wire-backed
Synteq filtration Inside the filter, a controlled
media release of additives is
introduced to maintain coolant
Coil spring chemistry and chemistry.
placement
Through a controlled chemical eliminates
release process, the Donaldson potential The coolant continues a normal
Endurance Plus Coolant filter corrosion flow to the media cartridge
replenishes the additives in and passes through our
traditional diesel engine coolant. Synteq filter media. Clean,
replenished coolant is returned
It allows you to extend your Container releases a concentrated to the engine.
coolant maintenance interval up blend of additives through diffusion
For traditional coolants - Ethylene
to once a year or 150,000 mile / Glycol or Propylene Glycol This additive replenishment
195,000 km. process is optimized to
effectively maintain the healthy
Fits Coolant Filter Type condition of the coolant and
All ECF4088 allows you to extend your
coolant maintenance interval
Additive Replenishment Volvo M16 x 1.5 Thd ECF4089 up to once a year or 150,000
Built into the Filter miles /195,000 km.
• Maintains healthy coolant condition
• Reduces maintenance costs
• Uses time-release additives to
replenish coolant
• For use with supplemental coolant
additive (SCA) chemistry (Ethylene
Glycol or Propylene Glycol)

Direct Replacement to
Standard Filter HNBR* Seal
• No system modifications or special
maintenance required
High Non-chemical filters
• Unique design eliminates metal coil performance,
spring in bottom of housing wire-backed will go the distance
Synteq filtration
• No special disposal requirements media of your coolant; for
• For Caterpillar, Detroit Diesel, Volvo No Organic Additive
and Cummins engine applications Chemicals Technology and
Extended Service
Coil spring
™
Synteq Filtration Media placement Coolant Users
• More effective than standard eliminates
cellulose filter media potential
corrosion
• Improved coolant flow
• Increased capacity to allow extended Fits Coolant Part No.
service interval All ECF4085
Volvo M16 x 1.5 Thd
3969696 ECF4086 -5.35" L
20458771 ECF4081- 4.20" L

* HNBR = Hydrogenated Nitrile Butadiene Rubber HNBR is classified by ASTM as a DH-type polymer

96 • Engine Liquid Filtration www.donaldson.com