4 | Installation, Operating, and Maintenance Manual
Rev. 05JUL2016
Installation
Location
The UPC-GEO can be mounted in any available indoor climate controlled location in or around the mechani-
cal room near the variable speed pump or flow center. All UPC-GEO kits include mounting hardware and a ten
foot cable that allows the controller to be connected to the Grundfos Magna pump. This equipment should be
installed and serviced by qualified personnel only.
Please review the entire Installation Instructions document before proceeding with installation.
Tools Required
No 2 Philips Screwdriver
3/16” Flathead Screwdriver
Drill
3/16” Drill bit
Hammer
Small Philips or flathead screwdriver
Wire cutters/strippers
Electrical Tape
Legend of Abbreviations
EWT
Entering Water Temperature (from loop
to heat pump)
LWT
Leaving Water Temperature (to loop from
heat pump)
PWM
Pulse Width Modulation
BRN
Brown
BLK
Black
BLU
Blue
HP IN#
Heat Pump Input # (used for Stage # call)
THERMS
Thermistors
C
Common
GND
Earth Ground
L
Line
N
Neutral
KBTU/H
1000 BTU per hour
Mounting the Controller
1.
Using the template included in Appendix C, mark the mounting
hole locations and install the plastic wall anchors (if necessary).
2.
Remove the controller’s wiring cover by releasing its tabs with a
3/16” flathead screwdriver as shown in Figure 1.
3.
Install the upper #6 screw and slide the controller into place.
Install the second screw to secure the controller to the wall.
Figure 1: Mounting Controller
