Kampmann Lufterhitzer TOP Series Installation And Operating Instructions Manual

Also see for Lufterhitzer TOP 44 Series: Assembly, installation and operating instructions Assembly, installation and operating instructions Assembly, installation and operating instructions

Kampmann Lufterhitzer TOP Series Installation And Operating Instructions Manual Manual pdf 32 page image

321.53 TOP unit heatersUnit heaters (2-stage three-phase motor/1-stage AC single-phase motor/continuously variable EC single-phase motor)Installation and operating instructionsFault Possible cause RemedyImpeller not runningconcentrically Rotating parts unbalancedClean the unit if still unbalanced aftercleaning, replace the unit.Please make sure that no balancing clips areremoved during cleaning.Air flow is not warm inheating modeInsufficient heating medium Check heating medium (heating circuit,boiler) and remedy faultAir in the heat exchanger Vent heat exchangerFan not moving any or toolittle airAir flow is interrupted or disrupted e.g. by dirtyfilter or dirty heat exchangerRestore air passage, change the filter and/orreplace the heat exchangerWrong direction of rotation Check the direction of rotation of the fanFault Possible cause RemedyFan does not rotate whenmotor is switched on andstandby light is onSetpoint temperature too low Raise setpointRemote switch contact has switched off Check remote switch contact, bridge ifnecessaryFan does not rotate whenmotor is switched on andstandby light is offNo power supply to unit Check fuses in sub-junction boxNo control voltage Check control fuse in switch unitCable connection broken Check cable connectionsFan thermal contact has been triggered(overheating risk)Check motor temperature and allow to cooldown if necessary.Clarify the cause of overheating (e.g.blocked motor, intake temperature too high,dirty filter); switch unit off and on again13 Operating faults13.1 All unit heaters13.2 AC single-phase motor with motor junction box type ...31/36