Pull Tractor � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1Tracteur ou le propulseur � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �3Mecanismo de tracción de arrastre � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �5Tracionador de puxar � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �7Use the pull tractor toefficiently feed multi‑partforms, labels, etc., in a straightpath through the bottom of theprinter.Prepare the Printer1� Turn the printer OFF.2� Open the access cover (Fig.1) and center the printhead.CAUTION! The printheadmay be hot!Installation Instructions:ML620, ML621, ML690, ML691NOTE: The grooves on the backside of the Pull Tractor (asdescribed in the following stepnumber 2; one on the far left;one on the far right; Fig. 2)attach to the same two pins asthe Pull-up Roller Assembly.Install the Tractor1� Remove the Pull‑up RollerAssembly (Fig. 1). Rotatethe assembly towards theback of the printer and pull itup off the left and right sidepins to remove it. Store theassembly for future use.2� Install the Pull Tractor. Findthe grooves (Fig. 2) on theback side of the tractor (thefront side of the tractor hasthe sprocket pins and tractorcovers). With the front sideof the tractor facing thefront of the printer, useyour fingers to help guidethe grooves (Fig. 3) ontothe pins on the printer, andpush the tractor down until itclicks into place.1 / EnglishFigure 1 Figure 3Figure 2PULL-UPROLLERASSEMBLYACCESSCOVERPULLTRACTORBAILARMPAPERGUIDETRACTORGROOVES(ON BACKSIDE OFTRACTOR)LOCKLEVERTRACTORPINS andTRACTORCOVER(SLIDESWHEN NOTLOCKED)Push Tractor