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3 Mode of operation
3.1 Overview
The version of the HDG Compact 25 - 80 heating system installed de-
pends on whether the feeding system is to be fitted
• on the right-hand side or
• on the left-hand
side.
The heating system is equipped as standard with an automatic heat
exchanger cleaning system.
The HDG Compact 80 is already equipped as standard with a de-as-
hing system for automatic ash removal to external containers. This
component is also optionally available for the HDG Compact 25 - 65.
When selecting the feeding unit for the HDG Compact 25 - 80 hea-
ting system, you can choose between the following:
• TBZ 150 for feeding wood chips, planing shavings and pellets.
• Pellet vacuum delivery system with TBZ 80 for feeding the pellets.
The HDG Compact 25 - 80 heating system can also be equipped with
the following delivery systems:
• Flexi-blade delivery system FRA
• Jointed arm delivery system
• Walking floor delivery system
• Silo delivery system
• Pellet delivery system
✎ This operating manual - unless otherwise specified - depicts and
describes the fully equipped version with the TBZ 150 feeding
system on the left-hand side.
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