Laars FTCF140 - SECTION 5 Control Display and Operation; Control Dial and Buttons

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SECTION 5 Control Display and Operation
5.1 Control Dial and Buttons
• Temperature Specications
Operating ambient Temperature Range : -10 to 60°C. (14ºF to 140ºF)
Operating Relative Humidity up to: 90% at 40°C. (90% at 104ºF)
Shipping & Storage Temperature Range of : -20 to 80°C. ( -4ºF to 176ºF)
Buttons
Functionality
PRESS (Tap) PRESS and HOLD (5 seconds)
A
Display Power
Turns Control Display ON / OFF
B Modes Tap to return to menu
(If Display Power was On )
Status Display Mode
(If Display Power was O󰀨 ) Installer Mode
C
Hot Water
DHW Set-Point LOW Range
95 - 120°F (35 - 49°C)
DHW Set-Point HIGH Range
121 - 140°F (49.5 - 60°C)
D
Central Heat
CH set-point mode (boiler only) Toggle (°C / °F)
E
Scroll / Select
Turn to scroll, tap to select
(clockwise or counterclockwise)
The Control Display has a Control Dial (E), 4 buttons (A, B, C, D), and a Liquid
Crystal Display (with 72 back-lit segments). This section of this manual gives
instruction on how to navigate into the many functions of the FT and to change
temperature set points, set system variables and controller parameters.
Status Light
(constant green
when operating
normally)