Horstmann H27XL Programmer, Multi

Product Information

The default factory settings are shown, however if you wish to change these proceed as instructed below. The programmer is fitted with a non-rechargeable, long life battery, which will maintain the programmed time settings for a minimum of ten months with the supply disconnected. Override: 1 hour boost (Hot Water only), 1 hour extension to On period (Hot Water only), instant advance (Central Heating only)

Your programmer will prevent you from accidentally overlapping ON and OFF times. Example: If the 2nd ON time is set at 12:00pm and then you try and set the 1st OFF at 12:30 pm the OFF setting will 'bounce' by a 10 minute period until the 2nd ON time has been adjusted. FULLY PUMPED OR GRAVITY SYSTEM The simple instructions below are designed to help with the programming of the unit. All the following instructions require the front flap to be lowered. Please replace the flap when normal operation is required. SETTING DAY AND TIME OF DAY This is the Horstmann CentaurPlus C27, a two channel programmer which gives independent control over hot water and heating with up to 3 ON/OFF settings for each day of the week. It also has a 1 hour manual boost button for the hot water and an advance button for the central heating. If a Heating or Hot water period is not required it can be cancelled by setting the ON and OFF settings to the same time. Example ON 10:00am OFF 10:00amOn the ChannelPlus display - Boost 1 is Hot water extension 1 or 2 hour and Boost 2 is Heating extension 1 or 2 hours ADVANCE FUNCTION Turn the battery on. The switch on the rear of the unit must be in either the Fully Pumped or Gravity position.

Should you encounter any problems, please refer to the Question and Answer section SPECIAL FEATURES lt;li>Override: 1 hour boost (Hot Water only), 1 hour extension to On period (Hot Water only), instant advance (Central Heating only)</li>lt;p>This is the Horstmann CentaurPlus C27, a two channel programmer which gives independent control over hot water and heating with up to 3 ON/OFF settings for each day of the week. It also has a 1 hour manual boost button for the hot water and an advance button for the central heating.</p>