TFC Group Towerchron QE2 - Manual (Page 27)

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“ TOWERCHRON QE2”
APPLICATIONS (QE2)
• Fully pumped central heating systems using mid
position valves, spring return valves or
“power open”, power closed valves.
• Gravity hot water, pumped heating systems with
or without motorised valves fitted into the
domestic hot water primary circuit.
Important note:
For fully pumped systems the switch located at the
rear of the “QE2” must be moved to the right -
into the “fully pumped” position.
For gravity systems the switch located at the
rear of the QE2 must be moved to the left -
into the gravity position.