Horstmann CentaurPlus C27 User Manual

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The Horstmann C27 two channel programmer 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.
There is also a programming switch allowing permanent selection of:
OFF/ON/AUTO/ALL DAY.
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Horstmann CentaurPlus C27 Specifications

General

Channels	2
Programs per Day	3
Boost Function	Yes
Holiday Mode	Yes
Power Supply	230V AC 50Hz
Display	LCD
Override Function	Yes
Installation	Wall-mounted
Programming Period	7 days
Battery Backup	Yes
Compatibility	Compatible with most heating systems

Summary

The CentaurPlus C27 Programmer Overview

System Types: Pumped vs. Gravity

Manual Overrides Explained

Hot Water Boost Function

Temporarily boosts hot water for 1 hour; indicated by BOOST on display and ON indicator.

Central Heating Advance Function

Advances central heating to next ON/OFF time; indicated by ADVANCE and ON indicator.

Programme Override Facilities

Setting the Time of Day

Setting On and Off Times

Resetting the Programmer

General Information and Support

Battery Backup

Maintains settings for 10 months without power; display blank after 3 days.

Service and Repair Guidance

Unit not user serviceable; contact professional for faults; refer to reset for issues.

Understanding Programmers