Enabling user lock option, Unlocking heat pump, Disabling user lock option – Aquacal LTM0266 User Manual
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Page 4
STEPS
EXPLANATION
Enabling User Lock Option
Press and hold “Up” and
“Down” buttons simultaneously
until “CF1” is displayed.
If “LOC” is briefly displayed, followed by a “0”, the heat pump is already locked.
A numerical password is required
to proceed. See “Unlocking Heat Pump” on
page 4 for more information.
Press “Pool/Spa” button until
“ELC” is displayed.
Any prior password can be viewed from this program.
Press “Up” button once to view
any existing numerical
password.
if desired, p
ress “Up or “Down”
button to change or add a
numerical password
The password
can be any number from “00” to “99”. Without knowledge of the
correct password, control adjustments will not be possible.
Press “Pool/Spa” Button to lock
in the password.
Press “Pool/Spa” button until
“ULC” is displayed.
Press “Up” button till “1” is
displayed.
Code
“0” = User Lock disabled.
Code
“1” = User Lock enabled.
Press “Pool/Spa” Button to save
selection.
Wait 15 seconds to allow heat
pump to exit programming
mode.
The heat pump lock-out feature is now enabled and the heat pump itself is
locked. Any future changes will now require a numerical password.
Unlocking Heat Pump
Press
“Up” or “Down” Button.
If the heat pump is locked,
“LOC” is briefly displayed followed by a “0”,
prompting the entry of the correct password.
Press “Up” button to enter the
password.
Press “Pool/Spa” Button.
If the correct password has been entered, the heat pump is unlocked. The
current water temperature is displayed and control settings are available.
The heat pump locks after being left idle for 15 seconds or after changing a
program option.
Before changing multiple program options it is recommended the lock-out
option be disabled. The lock-out option can be enabled after all changes are
completed
Disabling User Lock Option
Press and hold “Up” and
“Down” buttons simultaneously
until “CF1” is displayed.
Press “Pool/Spa” button until
“ULC” is displayed
Press
“Down” button until “0” is
displayed.
Code “0” = User Lock disabled.
Code “1” = User Lock enabled.
Wait 15 seconds to allow heat
pump to exit programming
mode.
All programmable features are now available.
Table 4