Infinity Operations Manual (15441, 15641, 15253, 15653) - Whip Mix

FIELD SERVICEREPLACEMENT OF HEATING PLATESREPLACEMENT PART NUMBERS115V 220/230VM–30 (Set of 2) 33915 33916L–30Set of 2 Side Plates 33918 27957Set of 2 Rear Plates 33917 279561. Remove the back panel of the furnace.2. Remove the nuts which hold the heating plate wires to the power terminals and straighten the heatingplate wires (Figure 4).3. Open the furnace door and find the two ceramic sections at the front of the furnace chamber. Hold thefurnace door partially open while removing the ceramic sections. They are not readily removed when thedoor is fully open. Remove the right–hand ceramic section by lifting it upward until the bottom of the sectionclears the sheet metal housing. Pull the bottom of the ceramic section out, then pull it down so the upperhalf clears the sheet metal housing. Remove the left–hand ceramic plate in the same way.4. Remove the floor plate, then carefully slide the two side heating plates out the front of the furnace. The tworear heating plates on Infinity L–30 may now be removed.5. Check the condition of the filler strip insulation in the space to the left and right of the ceramic frontsections. Replace if required*.6. Check the condition of the floor plate which provides insulation and serves as a spacer between the bottomends of the heating plates. Replace if required*.7. To install the new heating plates reverse the procedure. Push the ceramic heating plates back into place onthe rear insulating panel. When reconnecting the heating plate wires at the rear of the furnace, be sure toreplace all hardware in its original position. (Figure 4.) Tighten all connections.*Replacement Part: Floor Plate w/ Filler Strip InsulationInfinity M–30: PN 33980; Infinity L–30: PN3398121