Technical data

INSPECTION AND MAINTENANCE
6 720 803 687 (2012/11) 49
9.4 MAINTAINING THE HYBRID MANAGER
9.4.1 VISUAL INSPECTION OF THE HYBRID MANAGER
▶ With the hybrid manager running, pay attention to any unusual noise.
▶ Check the insulation of the refrigerant lines in the hybrid manager for
damage and repair if required.
▶ Check the hybrid manager and pipe work for possible damage.
▶ If the hybrid manager is located inside a compartment or cupboard,
ensure that the specified minimum service clearances are
maintained.
▶ Check all joints in the entire system and replace any leaky
connections.
▶ Check the fill pressure and possibly top up heating water.
▶ Call up fault displays at the FW200 programming unit ( Operating
instructions of the FW200 programming unit).
9.4.2 DRAINING THE HEATING WATER FROM THE HYBRID
MANAGER
▶ Ensure no current or pending heat demands are active and the unit is
in idle.
▶ Remove the outer case from the hybrid manager (Fig. 23, Page 25)
▶ Undo the retainer screw and lower the control panel. (Fig 54, Page
49)
▶ Remove the front upper insulation (Fig. 55, Page 50) being careful
not to misplace the small piece of insulation at the side of the pump.
▶ Close all of the shut off valves on the hybrid manager water
connections (Fig. 52, Page 49).
▶ Remove the drain hose from the front of the lower insulation.
▶ Remove the lower insulation (fig 56, Page 50).
▶ Push the drain hose onto the drain valve (fig 53, Page 49).
Fig. 52 Closing shut-off valves on the hybrid manager
▶ Turn the wing screw [1] one ¼ turn anti-clockwise to open the drain
valve.
The pressurised portion of heating water escapes from the hybrid
manager.
Fig. 53 Draining water from the hybrid manager
▶ Open one of the threaded joints between the shut-off valve and the
hybrid manager.
This drains the remaining water leaving the hybrid manager free of
water.
9.4.3 CLEANING THE FILTER
Clean the hybrid manager filter annually.
▶ Remove the front cover of the hybrid manager.
▶ Undo fixing screw on the left [1] of the hybrid control module.
▶ Push out the spring plate [2] and tilt the hybrid control module
forward.
Fig. 54 Tilting the control unit forward
[1] Fixing screw
[2] Spring plate
NOTICE: Water damage. Escaping water can damage
the appliance and electronic components.
▶ Prior to starting maintenance or repair work, always
drain the water from the hybrid manager.
The hybrid manager contains approximately 1.4l of
water.
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NOTICE: Damage through incorrect cleaning.
▶ Care should be taken when removing the filter as to
not to damage this.
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