Product Overview

TJERNLUND PRODUCTS, INC.
1601 Ninth Street White Bear Lake, MN 55110-6794
Phone: [phone].255.4208 Fax: [phone]
Visit our website at www.tjernlund.com
®
DISTRIBUTED BY:
Copyright © 2002 Tjernlund Products Inc. All rights reserved P/N: 8500004
Tjernlund Universal Control (UC1)
To interlock with one additional
24/115 VAC heater add the new
MAC-1E. It is a stripped down aux-
iliary board version of the UC1 and
is powered by and communicates
with the UC1 through a factory wired
whip.
To interlock with a millivolt water
heater only, add the
WHK-E water
heater interlock kit.
To interlock a millivolt water heater
and a 24/115 VAC furnace or boiler,
add the
WHK-E and the MAC-1E.
To interlock more than two 24/115
VAC heaters add the
MAC-4E for a
total of up to 5 heaters. It is pow-
ered by and communicates with the
UC1 through a factory wired whip.
Typical Installations
SideShot® Model SS1 & SS2
includes UC1 Control
(Note: New Fan Prover for SS2)
In-Line Draft Inducers with
optional UC1 Control and
PS1505 Fan Proving Switch
New HSJ, HS1 & HS2
includes UC1 Control
New MAC-4E Multiple Appliance
Control with UC1 Control
(Interlocks up to 5 heaters)
New HS3, HS4 & HS5
includes UC1 Control
UC1 Universal Control
UC1 Electrical Schematic