SolaSmart™ Plus Installation Guide
Version 1.1 – Mar 2012
Page 24
D
ISPLAY AND
D
IAGNOSTICS
,
C
ONTINUED
LEDs
LEDs diagnose the operation of the controller. The LEDs indicates the
following information
L1.
Controller OK:
On – Controller is running successfully
Off – Controller failed power up Built in Test
L2.
Sensor OK:
On – All sensors ok
Flashing – Lower or Upper Tank Sensor faulty
Off – Collector Sensor faulty
L3.
Pump:
On / Flashing– Pump is running
Off – Pump is not running
Flashing – Pump switch was held down for 10 seconds, pump will run for
1 hour unless cancelled by another press
L4.
Upper Element:
On – Upper Element is on
Off – Upper Element is off
L5.
Lower Element LED:
On – Lower Element is on
Off – Lower Element is off