GEA COM4plus - CS Klimateknik

Commissioning and TestingGEA COM4plusIn general and depending on the operating conditions, all filters must be checked atregular intervals and replaced if necessary. The following procedures for maintenancemust be carried out:• Check filters for debris, damage and smell.• Clean filter section.• Check if the maximum allowed pressure difference (refer to HVAC Guideline RLT01) or pressure difference specified by manufacturer is exceeded - in this casereplace the filter.Hygiene inspectionObserve current codes andstandards! We recommendmaintenance proceduresand intervals specified in VDI6022 or your country-specificregulations.Even if the filter shows no visible signs of contamination, fungi and mould may propagatethrough the filter during its long-term use (in air with low dust content).• The filters must be replaced regularly (at least every 6-9 months), even ifcontamination is barely visible.8.5.3 Maintenance of bag filters/panel filters/fine-dust filtersELECTRICAL HAZARD AND DANGER OF ROTATING UNIT PARTS! OBSERVEPERSONAL PROTECTION MEASURESPlease consider the safety instructions on page 41.The following procedures for maintenance must be carried out:• Check filter and filter frame for dirt, corrosion and damage, replace if necessary.The final pressure difference of the bag filter varies and can be obtained from the relevanttechnical data (refer to filter identification plate).• Replace the filter when the maximum pressure difference is reached.Replacing filter medium• Open the service door/panel when the unit is deactivated• Open the retaining brackets at the top and bottom guide rails or open the quickreleasefilter frame.• Pull out the filter frame.• Replace the damaged or dirty filter.• Insert the filter frame. Make sure the filter seat is air-tight!• Close the retaining brackets at the top and bottom guide rails or close the quickreleasefilter frame.• Bag filters may only be mounted in the upright position!• Close the service door/panel.48 PR-2009-0022-GB • Subject to modifications • Status 04/2009