Viega 15118, User Manual

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Viega Multifunctional Thermostat User Guide

UG-HC 566441 1219 Multifunctional Thermostat (EN)

3

Configure the installer options as desired 

using the table below.

4

Use the + or - keys to change settings and 

the NEXT STEP or PREV STEP key to move 

from one option to another. 

5

Press DONE key to exit.

Programming the Thermostat

This thermostat has a technician setup menu 

for easy installer configuration. To setup the 

thermostat for your particular application:

1

Press MENU button.

2

Press and hold TECH SET button for three 

seconds. This three second delay is designed 

so that homeowners do not accidentally 

access the installer settings.

Only press DONE key when you want 

to exit the Technician Setup options.

Technician Setup Steps

LCD will Show

Adjustment Options

Factory 

Default 

Settings

Filter Change Reminder  

This feature will flash FILT in the 

display after the elapsed run time to 

remind the user to change the filter. A 

setting of OFF will disable this feature.

You can adjust the filter 

change reminder from 

OFF to 2000 hours 

of runtime in 50 hour 

increments.

Off

Room Temperature Calibration 

This feature allows the installer to 

change the calibration of the room 

temperature display. For example, 

if the thermostat reads 70° and you 

would like it to read 72° then 2.

You can adjust the room 

temperature display to 

read -4°F to +4°F above 

or below the factory 

calibrated reading.

0°F

Minimum Compressor On Time 

This feature allows the installer to 

select the minimum run time for the 

compressor. For example: A setting 

of 4 will force the compressor to run 

for at least 4 minutes every time the 

compressor turns on, regardless of the 

room temperature.

You can select the 

minimum compressor 

run time from OFF, 3, 

4, or 5 minutes. If 3, 

4, or 5 is selected, the 

compressor will run for 

at least the selected 

time before turning off.

Off

Compressor Short Cycle Delay 

The compressor short cycle delay 

protects the compressor from “short 

cycling”. This feature will not allow 

the compressor to be turned on for 5 

minutes after it was last turned off.

Selecting ON will not 

allow the compressor 

to be turned on for 5 

minutes after the last 

time the compressor 

was on. Select OFF to 

remove this delay.

On

Technician Setup Steps

To lock the keypad hold down the + 

and – keys for three seconds. You will 

see a lock in the display. To unlock 

the key pad hold down the + and – keys for 

three seconds.