General Information; Service And Repair - Horstmann ChannelPlus H27XL Series 2 User Operating Instructions Manual

Open cover
Press the green
'SET' button
Use the '+' and '-'
buttons to adjust
'CLOCK OPTIONS'
Press 'ENTER'
Press the green
'SET' button
Press the green
'SET' button
BATTERY
The programmer is fitted with a non-rechargeable, non-serviceable long life battery,
which will maintain the clock and programmed time settings with the mains supply
disconnected.
THIS RESERVE SHOULD BE SUFFICIENT TO COVER POWER INTERRUPTIONS DURING THE LIFE OF
THE UNIT.
During power interruptions the display will be blank.

SERVICE AND REPAIR

This programmer is NOT user serviceable. Please do not dismantle the unit. In the unlikely
event of a fault developing please refer to the RESETTING THE PROGRAMMER section right.
If this fails to resolve the problem please contact a local heating engineer or a qualified
electrician.
10
Adjusting Clock Options
The programmer has been preset to display the time in 24 hour
clock format, should you prefer AM/PM format then please use
Use the '+' and '-'

buttons to select
'SET DEFAULTS'

Press 'ENTER'
Use the '+' and '-'

buttons to adjust
24 HRS OR AM/PM

Press 'ENTER'

Close cover

General Information

the procedure given in the flowchart
opposite.
SAMPLE DISPLAYS
SET WATER
SET HEATING
SET HOLIDAY MODE
SET DEFAULTS
SET DEFAULTS
SET DEFAULTS
TIME AND DATE
CLOCK OPTIONS CLOCK OPTIONS
HEADINGS
CLOCK OPTIONS
24 HOURS
24 HOURS
AM/PM