Step 7 - Circulator Mode Setting - Warmup WHS-M-S3-Series Installation Manual

Step 7 -
Circulator Mode Setting
The WHS-M-S3-MIX mixing unit incorporates a high efficiency
Grundfos UPM3 circulator. The UPM3 has been designed with many
applications in mind, so it must be correctly configured for use with
our UFH manifold.
1
LED's
Push Button
• All of the circulator settings are
adjusted with the push button
and displayed with different
LED sequences.
3
• The circulator has key lock
function. To enable/disable
the lock, hold push button for
more than 10 seconds,
the LED's will blink to
indicate change.
5
• To change the mode setting, press and hold the push button
for more than 2 seconds but less than 10. The LED's will start to
automatically cycle through the different modes, when the LED's are
displaying the correct mode, let go of the push button. Repeat as
necessary to select Constant Pressure Curve 3.
NOTE: Warmup recommends enabling the key lock once the correct
mode has been set to prevent tampering.
> 10 s.
> 2 s
< 10 s.
2
Low 0 - 25%
M e d i u m
25 - 50%
Low
M e d i u m
50 - 75%
High
High 75 - 100%
• In normal operation the LED
indicators on the circulator
display the current power
consumption.
4
• To see the current mode set,
press push button briefly.
LED's will display current
mode. After 2 seconds the
display will revert back
to power consumption
indication.
Required mode setting -
Constant Pressure Curve 3
< 2 s.
25