29
E07
power supply
breakdown during
peak current
consumption
check/change all the
batteries or check
power adaptor. :
Note always change
all batteries together
never only 1 or 2
Replace batteries /
power adaptor
Reset and try again
E08
error caused by
external pressure
switch
Check the pressure
switch
Replace if necessary
Reset and try again
Jumpers on back of
valve missing
Check to see if
jumpers are in 10 way
connector
Reset and try again
E09
error caused by
external pressure
switch
pressures switch
action connection or
jumpers missing or
not connected
properly
Check pressure
switch connections,
check to see if
jumpers are in place
on back of TESC.
Reset and try again
E10
error caused by
external pressure
switch
pressures witch
action connection or
jumpers missing or
not connected
properly
Check pressure
switch connections,
check to see if
jumpers are in place
on back of TESC.
Reset and try again
Code
Comment
Appearance Possible Cause
Action
E11
short circuit on wired
thermostat (if used)
Check switch
Check switch for damage,
contamination across terminals or
damaged wiring. Disconnect
wired thermostat if fitted and try
a start, if it works replace
thermostat
Reset and try
again
E12
open circuit on wired
thermostat (if used)
Check wiring and
thermostat
Check switch for damage,
contamination across terminals or
damaged wiring. Disconnect
wired thermostat if fitted and try
a start, if it works replace
thermostat
Reset and try
again
E13
wired thermostat is
out of tolerance
Check wiring and
thermostat
Check switch for damage,
contamination across terminals or
damaged wiring. Disconnect
wired thermostat if fitted and try
a start, if it works replace
thermostat
Reset and try
again
E14
button (-) sticks
either on TESC or on
wired control panel
(if used)
Check for
contamination
around buttons
Clean as necessary. Replace
switch panel as necessary if
damaged or too contaminated.
Disconnect wired control panel
and try again – if it works replace
wired control panel
Reset and try
again
E15
button (+) is shorted
to other buttons
either on TESC or on
wired control panel
(if used)
Check for
contamination/
damage -
Clean as necessary. Replace
switch panel as necessary if
damaged or too contaminated.
Disconnect wired control panel
and try again – if it works replace
wired control panel
Reset and try
again