ELEMENT FILTER 1261805 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Guide Studs 3/8-16 by 4 inch 2
Turn off the diesel exhaust fluid supply to the dosing cabinet.
Turn off the power supply to the dosing cabinet.
Wait 30 seconds, then turn off the air supply to the dosing cabinet.
Turn the engine OFF.
Illustration 1 g03574577
Remove bolts (1) and install Tooling (A). Remove remaining bolts (1). Using two people, remove cover (2). The weight of cover (2) is approximately 24 kg (53 lb). Inspect the gasket and remove if necessary.
Illustration 2 g03775402
Use a suitable ladder to access the catalyst inside of the reactor assembly. Remove pins (3) and remove channels (4).
Illustration 3 g03832051
Side cutaway view shown for clarification. Components can only be removed through the access door.
Remove braces (5). Note: Keep the catalyst dry and store the catalyst in a dry location. Never let the catalyst become wet. If the catalyst becomes wet, allow the catalyst to air dry. Moisture in the catalyst can cause corrosion resulting in equipment failure.
Illustration 4 g03832076
Side cutaway view shown for clarification. Components can only be removed through the access door.
Remove the individual blocks of catalyst (6). The weight of the individual blocks of catalyst (6) is approximately 21 kg (47 lb). There are 36 individual blocks of catalyst (6) per layer.
Illustration 5 g03832082
Remove pin (7) and remove bracket (8). Repeat for the remaining brackets.
Illustration 6 g03832083
Parts shown separately for clarification.
Illustration 7 g03832415
Side cutaway view shown for clarification. Components can only be removed through the access door.
Remove pins (9). Using a suitable lifting device, remove assemblies (10) and (12), then frame assembly (11). The individual weight of frame assemblies (10), (11), and (12) is approximately 27 kg (60 lb).
Illustration 8 g03832454
Side cutaway view shown for clarification.
Repeat Steps 6 through 10 for Locations (Y) and (Z) in order to remove the remaining layers of the catalyst. Installation Procedure
Illustration 9 g03832752
Illustration 10 g03832759
Illustration 11 g03832763