Caution, Installer system test, T8624d chronotherm – Honeywell CHRONOTHERM IV DELUXE T8624D User Manual

Page 10: Iv deluxe programmable thermostat, Press run program

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T8624D CHRONOTHERM

®

IV DELUXE PROGRAMMABLE THERMOSTAT

68-0166—1

10

2. Press Day until the current day is displayed.

NOTE:

Sun=Sunday, Mon=Monday, Tue=Tuesday,
Wed=Wednesday, Thu=Thursday, Fri=Friday,
Sat=Saturday.

Fig. 10. Display of all the segments of the LCD.

M10313

Time

Set Program

System

Fan

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Day

Heat/Cool

Settings

Daylight

Time

Copy

PM

Tue

Set Day/Time

3. Press Time

or Time

until the current time is

displayed.

NOTE:

Tapping the Set Current Day/Time will change
the time in one hour increments.

M10314

Time

Set Program

System

Fan

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Time

Heat/Cool

Settings

Daylight

Time

Copy

AM

Tue

Set Day/Time

NOTE:

If the current time is Daylight Savings Time,
press Daylight Time until DST is displayed.

M10315

Time

Set Program

System

Fan

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Heat/Cool

Settings

Daylight

Time

Daylight

Time

Copy

AM

DST

Tue

Set Day/Time

4. Press Run Program.

M10316

Time

Set Program

System

Fan

Run

Program

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Heat/Cool

Settings

Daylight

Time

Copy

Auto

System

Fan

Wake

Room

AM

DST

Tue

Heat

INSTALLER SYSTEM TEST

Use the Installer System Test to check the thermostat
operation. Refer to Table 7 for a list of the available
system tests.

To start the system test:

CAUTION

The minimum off time for compressors is bypassed
during the Installer System Test. Equipment damage
can occur if the compressor is cycled too quickly.

Press and hold the increase

and

decrease keys, at the

same time, until 10 appears. All segments of the display are
displayed for three seconds before 10 appears. See Fig. 10
and 11.

Aux Ht

Heat

Auto

System

Fan

Off

Auto

Wake

Mon

Wait

In

Room

Outdoor

%Humid

Auto

Sav

AM

PM

Hold for

Cool

Repl Batt

On

Recovery

DST

Cool

TueWedThuFriSatSun

LeaveReturnSleep

M10345

Set Program

Set Day/Time

Start Time

Temporary Setting Enrg

Em Heat

Em Ht

M10257A

TEST NUMBER

Fig. 11. Display of test number.

Table 7. Tests Available in Installer System Test.

Test

Number

System Test Description

10-19

Heating equipment can be turned on and off

30-39

Cooling equipment can be turned on and off

40-49

Fan equipment can be turned on and off

60 0 to
60 19

Keyboard keys test

70-79

Thermostat information including date code and
software versions are displayed

Refer to Table 8 for the directions and results of the
specific tests.

NOTE:

Press Time

to advance to the next test and

Time

to go to the previous test. Press

Run Program to exit the system test.

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