Instructions / Assembly

W A T E R B O I L E R C O N T R O L S
5
Universal Temperature Limit and
Low Water Cut-Off – Residential
Model 3150
for oil-fired boilers
Two Function Control
Universal Temp Limit
Low Water Cut-Off
*
*When installed on Hydrolevel Electro-Well
Patent No. 7,891,572; 8,931,708; 8,844,834; 9,416,981; others pending *Aquastat is a registered trademark of Honeywell International, Inc.
MODEL VOLTAGE DESCRIPTION/OPERATION
3000 24 VAC
3000-190 24 VAC
Three Function Control
Universal High Temp Limit
Fuel-Saving Boiler Reset
Low Water Cut-Off
*
*When installed on Hydrolevel Electro-Well
Specifications Model 3000 Model 3000-190
Input Voltage 24 VAC, 60 HZ 24 VAC, 60 HZ
Burner Contacts 50 VA@24 VAC Pilot Duty 50 VA@24 VAC Pilot Duty
Operating Range High Limit 100°F (38°C) - 220°F (104°C) 100°F (38°C) - 190°F (88°C)
Universal replacement high limit control with adjustable high limit for cold start
gas boilers. Replaces smaller, single-function Aquastat* models. Features built in
low water cut-off (when used with Hydrolevel Electro-Well
) and fuel saving boil-
er temperature reset technology. (Max temp 220°F for Model 3000. Max temp
190°F for Model 3000-190)
Universal Temperature Limit, Boiler Reset
and Low Water Cut-Off Residential
Model 3000
for gas-fired boilers
Easy Dial-Type Set-Up
LED Status Lights
LWCO Test Button
Optional Thermal Pre-Purge
MODEL VOLTAGE DESCRIPTION/OPERATION
3150 120 VAC Universal replacement Aquastat* with adjustable high and low temperature lim-
its and differentials for cold start or tankless coil oil boilers. Features built in low
water cut-off (when used with Hydrolevel Electro-Well
).
Specifications Model 3150
Burner Contacts 7.4 FLA, 44.4 LRA@120 VAC
Circulator Contacts 5.8 FLA, 34.8 LRA@120 VAC
Operating Range Low Limit Off or 110°F - 200°F
Operating Range High Limit 100°F - 220°F
Operating Range Differential 10°F - 30°F
Replaces Cold Start and Triple-Action Aquastats*
Simple Dial-Type Temperature and Differential Settings
Dynamic Temperature Display
LED Status Lights
Test/Settings Button
Program Mode Options
Hydrolevel Catalog 2018 Page 5