A
U
n
i
t
o
f
I
D
E
X
C
o
r
p
o
r
a
t
i
o
n
PAGE 20
2472 DI HEATER OPERATION / MAINTENANCE MANUAL
5.2 SYSTEM ON
Activate the power to the system by switching the “Main Breaker” to ON.
If the display on the control panel does not illuminate, ensure that the
EMERGENCY OFF button is in the operate position.
5.3 TEMPERATURE CONTROLLER
The Temperature Controller, located on the Control Box, should read as
follows for initial start-up:
PV -
Incoming water temperature in Degrees Celsius
SV -
10
C (factory preset)
Figure 5-1
Increases heater temperature setpoint
Decreases heater temperature setpoint
If the Temperature Controller display does not illuminate refer to Section
8, Troubleshooting.
If an alarm sounds, check control panel for fault condition then press
ALARM SILENCE and refer to Section 8, Troubleshooting.
!
CAUTION:
Do not attempt to change Temperature Controller
parameter settings. The only user alterable setting in the controller is
the temperature setpoint. Changing any other controller values may
cause damage to the heater modules and will void the system
warranty. Consult factory for settings.