SUPERSEDES: May 20, 2022
Plant ID# 001-4240
Model#: SP115-1
Application:
The Taco SmartPlug Instant Hot Water Control® upgrades any corded DHW circulator with intelligence and logic, always
providing hot water when needed maximizing energy savings and hot water comfort.
102-505
EFFECTIVE: August 10, 2022
Instruction Sheet
SmartPlug Instant Hot Water Control
®
18”
Sensor
Sensor
Wire
FUSE
SENSOR
MODE
SELECT
MODE
POWER
SENSOR
Smart Plug
18”
Sensor
Sensor
Wire
FUSE
SENSOR
MODE
SELECT
MODE
POWER
SENSOR
SmartPlug
Install sensor directly on pipe, minimum 18” from
hot water source and insulate over for best results
USE CAUTION WHEN INSTALLING THE SENSOR ON
THE HOT WATER SUPPLY PIPE AS PIPE MAY BE HOT
U.S. Patent # 8,594,853 and # 9,207,682.
-1-
WARNING: For indoor use only.
WARNING: All local plumbing and electrical codes should be followed when installing this product.
WARNING: Risk of electrical shock. This product is supplied with a grounding conductor and grounding-type
attachment plug. To reduce the risk of shock, be certain that it is connected only to a properly grounded
grounding-type receptacle.
FUSE
SENSOR
MODE
SELECT
MODE
POWER
SENSOR
Loosen
screws
Tighten
screws
Attach the
sensor wire
NOTE: Don’t over
tighten screws
Sensor
Connector
Step 1
Step 2
SmartPlug installation:
The SmartPlug is designed for use with standard
domestic hot water circulators that have a 120V
UL approved line cord. SmartPlug is safe to use on
a pump with 50/60HZ and limited to 6FLA, 36LRA.
SmartPlug Components
