5
Attach Thermostat to Sub-Base
1. Line up the thermostat body with the sub-base.
2. Carefully push the thermostat body against the sub-base until it snaps
into place.
NOTE: The thermostat hinges from the top and latches at the bottom.
3 Setting User Options
Advanced User Options
User options allow you to customize some of your thermostat's features.
Most users will not need to make any changes to the settings in this section.
To access the User Options menu, hold down the RETURN button for
approximately 3 seconds until the screen changes and displays the
first User Option.
Press the or button to change the setting for the displayed User Option.
After you have made your desired setting, press RETURN to advance to the
next User Option.
The thermostat will return to normal mode after your last user option is
made or after no keys have been pressed for 5 seconds.
Table of User Options
User
No.
Options
1
1st stage
differential
2
2nd stage
differential
(TT-P-421 only)
Extended
3
Hold Period
Filter
4
Service
Monitor
Adaptive
5
Recovery
Mode (ARM
Factory
Setting
Default
Options
0.5
0.5, 1.0
or 2.0
2.0
1.0, 2.0,
3.0, 4.0,
5.0 or 6.0 (0.5˚, 1˚, 1.5˚, 2˚, 2.5˚ or 3˚C)
LG
LG
5H
O00
O00
30, 60,
90, 180
REC OF
REC OF
)
TM
REC ON
Comments
Select a 1st stage temperature
differential of 0.5˚, 1.0˚ or 2.0˚F
(0.2˚, 0.5˚ or 1.0˚C)
Select a 2nd temperature
differential of 1˚, 2˚, 3˚, 4˚, 5˚ or 6˚F
Selects long (permanent) hold mode
Selects 24 hr. (temporary) hold mode
Disables filter service monitor feature
Selects a number of days before
the thermostat will flash a Service
Filter reminder in the display.
Disables adaptive (early)
recovery mode
Enables adaptive (early)
recovery mode
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