User Guide

21
EM-40-SM Service Manual
Mode 3 – Dedicated DHW with Parallel Piping - Adjust Menu (2 of 2)
Item Field Range Description Access Setting
Au, 0:30 to
9:55 min
STAGE DELAY
Select the minimum time delay between
stages.
Note: This setting is only available when
STAGE MODE is set to PId.
Factory
I
nstaller
0 to 10°F
(0 to 6°C)
STAGE DIFFERENTIAL
Select the interstage temperature differential
between stages for proportional staging.
Note: This setting is only available when
STAGE MODE is set to P.
Factory
0:10 to 8:00 min
INTERSTAGE ON DELAY
Select the amount of time that must pass
once a stage has been turned on in order
to allow the next stage to turn on.
Note: This setting is only available when
STAGE MODE is set to P.
Factory
0:10 to 4:00 min
INTERSTAGE OFF DELAY
Select the amount of time that must pass
once a stage has been turned off in order
to allow the next stage to turn off.
Note: This setting is only available when
STAGE MODE is set to P.
Factory
0:10 to 5:00 min
MINIMUM ON TIME
Select the minimum amount of time that the
stage contact must remain on before it is
allowed to turn off.
Note: This setting is only available when
STAGE MODE is set to P.
Factory
0:10 to 5:00 min
MINIMUM OFF TIME
Select the minimum amount of time that the
stage contact must remain off before it is
allowed to turn back on.
Note: This setting is only available when
STAGE MODE is set to P.
Factory
OFF, 0:20 to
9:55 min, On
PUMP DELAY
Select the boiler pump purge time after
shutting off the boiler.
Factory
°F or °C
TEMPERATURE UNITS
Select to display temperature in degrees
Fahrenheit or in degrees Celsius.
Factory
Installer
After the last item, the control returns to the first item in the menu.
ADJUST MENU