www.geyserwise.co.za
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www.geyserwise.co.za
ERROR CODES - SUMMARY
The error codes indicate various problems and warnings. Therefore these require actions from the installer.
Error code: When two middle buttons pressed together
When two middle buttons are pressed LDR sensor not connected.
Possible cause
LDR Sensor not connected.
Remedial action
Connect LDR sensor.
E00
Error code: E00 - When two middle buttons
pressed together
Possible cause:
LDR Sensor not connected
Action(s):
Check the LDR sensor
Error code: E1 - Earth leakage
Possible cause:
Faulty element or earth leakage (more sensitive than
normal household earth leakage).
Action(s):
Element needs to be replaced - contact our office or
qualified person to replace the element.
(More information on page 21)
Error code: E2 -Dry burn protection
Possible cause:
Empty cylinder
Thermal pocket too close to element
Action(s):
Check all water connections to the geyser
(More information on page 21)
Error code: E3 - Sensor failure water geyser
Possible cause:
The sensor could be damaged or there is a
connection problem
Action(s):
Replace sensor
Check electrical connections and/or plug in control
unit (More information on page 7)
Error code: E4 - Heating loss
Possible causes:
• Leaking hot water pipe
• Faulty valve
• Scale build up
• No power supply to the element
• Reversed thermosiphoning
• Faulty heating element
Action(s):
Check all of the above
(More information on page 22)
Error code: E5 - Over temperature protection
Possible cause:
Geyser temperature exceeds 85°C
Action(s):
Open hot water tap to reduce temperature in geyser
(More information on page 23)
Error code: E6 - Water leak
Possible causes:
• Leaking geyser
• Valves leaking
• Overflow leaking
Action(s):
Check all connections
(More information on page 23)
Error code: E7 - Communications failure
Possible cause:
Poor contact or damaged cable
Action(s):
Check communications wire between control box
and display unit (More information on page 23)
Error codes
20
Instruction
manual
PV System Installers Guide
______________
Installation of the element
