COOKER HEATING
EXTRA HOUR
OVERRIDE
EXTRA HOUR
OVERRIDE
NEXT
DAY
COPY
DAY
HOLIDAY
OK
NEXT
DAY/TIME
COOKER
HEATING
RUN
ST9400C
Contents
WHAT IS A PROGRAMMER?
General Description ........................................................................................3
The way to use a Programmer ........................................................................3
GETTING STARTED WITH YOUR ST9400C
Step 1: Setting the Date & Time .....................................................................4
Step 2: Running a Built-in Programme ...........................................................5
PROGRAMMING YOUR ST9400C
The Built-in Programmes ................................................................................6
Your Personal Programme ..............................................................................6
Reviewing the Programme Times ...................................................................7
Modifying the Cooker Programme .............................................................7
Copying one day’s Programme to another day .....................................8
Programming a Different Day.................................................................8
Exiting COOKER Programming Mode ..............................................9
Modifying the Heating Programme .................................................................9
Exiting HEATING Programming Mode ...................................................9
Disabling/Enabling Time Periods ...................................................................9
OPERATING YOUR ST9400C
Choosing the Operating Mode .....................................................................10
Override the Operation Without Changing the Programmes........................10
The Extra Hour Function ...............................................................................11
The Holiday Function ....................................................................................11
FINE TUNING YOUR ST9400C
Changing From AM/PM Time display to the 24-hour Clock .........................12
Changing the Installer Parameters ...............................................................12
FAQ & TROUBLESHOOTING
How do I set the time only, if the ST9400C clock is not correct? ..................14
What do I do when the clocks go back in October and forward in March? .14
What should I do if I get ‘lost’ while programming the ST9400C? ................14
What happens if there is a power failure? ....................................................14
Troubleshooting Guide .................................................................................15
MINI-PROGRAMMER OPERATING INSTRUCTIONS
(Installer to tick if configured in this way)
What is a Mini-Programmer?.........................................................................16
Modifying the Heating & Cooker Programme ..........................................16
Exiting HEATING & COOKER Programming Mode .................................16
Disabling/Enabling Time Periods .................................................................17
Choosing the Operating Mode .....................................................................17
Override and Extra Hour Functions ..............................................................17
Other Functions ............................................................................................17
CONFIGURATION & SERVICE DATA
Configuration Data (to be completed by Installer) .......................................18
Boiler & System Service Log ........................................................................19
ST9400C Controls Layout
Cooker Operating Mode Indicator
Time Display
LoT™ Technology Display
Programme Time Markers
Day of Week Indicator
Heating Operating Mode Indicator
Heating Extra Hour Button
Heating Indicator Lamp
Heating Override Button
Slider
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
19
18
Heating Operating Mode Button
OK/Next Button
Clock – and + Buttons
Cooker Operating Mode Button
Holiday Button
Copy Day Button
Next Day Button
Cooker Override Button
Cooker Indicator Lamp
Cooker Extra Hour Button
20
19
18
17
16
15
20
1 2 3 54 6
8
9
7
13
12
10
1114
19
CONFIGURATION & SERVICE DATA
Boiler & System Service Log
The space below can be used to provide a record of boiler & system services and
the names and contact numbers of the Installer and Service Personnel.
This information is important for a Home Information Pack.
Service/Installation
Date
Installation/Service
Engineer
Telephone Number /
Contact Details
Keep this document in a Home Information Pack