1
WARNING
Frozen pipes/water damage. Central heating systems are prone to shut down as a result of power or fuel outages,
safety related fault conditions or equipment failure. Installation of freeze protection monitoring or other precautions is recom-
mended for unattended dwellings in climates subject to sustain below-freezing temperatures.
WARNING
Electrical shock hazard. To prevent electrical shock, death or
equipment damage, disconnect power supply before
installing or servicing control. Only qualified personnel may install or service this control in
accordance with local codes and ordinances. Read instructions completely before proceeding.
CAUTION
To prevent serious
burns, boiler
should be thoroughly cooled before installing or
servicing control.
126 Bailey Road • North Haven, CT 06473 • (203) 776-0473 • FAX (203) 764-1711 • www.hydrolevel.com
MODEL 3250-EKT
Temp Limit/LWCO Control
with Thermal Targeting
™
for Energy Kinetics
Ascent Combi
120 VAC Operating Voltage
PATENT NO. 8,931,708; 8,844,834;
7,891,572; others pending
INSTALLATION INSTRUCTIONS
and OPERATING MANUAL
• Saves Fuel – Features Plate Warming, On Demand and Smart Learning
hot water modes as well as Thermal Targeting™ technology and Thermal
Pre-Purge capability for heating
• Outdoor Reset Ready – Provides Outdoor Reset and Warm Weather
Shut-Down capability with the addition of Hydrolevel OS-100 Outdoor
Sensor Kit (sold separately)
• Operating Indicators – LEDs, Dynamic Display and Test Button provide
continual and on-demand status checks
• Prioritizes Domestic Hot Water – Gives priority to calls from the hot water
ow switch
• Reduces Condensation – Condensation protection for reliable cold-start
operation for both heating and hot water calls
Three Function
Design
Temperature Limit Control
Designed for cold start and tankless
coil boilers.
Low Water Cut-Off
Provides protection against potentially dan-
gerous low water conditions
when installed with the Hydrolevel
Electro-Well™ (see page 2 for details).
Boiler Reset Control
• Thermal Targeting – On-board micro-
processor adjusts boiler temperature
based on heating demand.
• Outdoor Reset Ready – Compatible with
Hydrolevel OS-100 Outdoor Sensor Kit
(sold separately) for outdoor reset and
warm weather shut-down functionality.
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