Cummins — * DCA4™ Unit Maintenance Guide

For these Cummins models: GTA8.3, GTA8.3 CD1, GTAR 3.

Procedure

1. Turn the coolant shutoff valve to the “Off” position.
2. Remove and discard the coolant filter. Clean the gas- ket surface on the filter head. Apply a light film of Lubriplate® 105 or its equivalent to the coolant filter gasket sealing surface before installing the coolant fil- ter.
3. instalt the filter as specified by the manufacturer. Liters[Gallons] SCA Units 19-38 [610] 2 4 42-57 [11-15] 4 6 60 - 76 [16-20] 6 12 79 - 114 [21-30] 10 15 117 - 189 [31-50] 15 25 To Be Serviced 250Hrs 500Hrs 750 Hrs 6 10 18 20 35 DCA4™ Filter(s) 250 Hrs 500 Hrs 750 Hrs. WF2070 WF2071 WF2072 WF2071 WF2072 WF2074 WF2072 WF2074 WF2076 WF2074 WF2075 WF2076 WF2075 WF2075(2) WF2076(2)

Source: manual:CUMMINS GTA 8.3 Operation and Maintenance Manual 2001 (2).pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.