Orifice Plate Used In Muffler Outlet{1061,1050}
Usage:
D25D (1HK),
D30D (3AJ),
D350D (9RF),
D40D (2JJ),
D400D (8TF) Articulated Trucks
Description of Change: The 7U7210 Muffler Cap Group (flap valve type) has been replaced by a new muffler outlet. The new 1019494 Muffler Outlet Tube As. has an orifice plate that provides the necessary back pressure to circulate exhaust gas through the dump body.
Adaptable To: The new 1019494 Muffler Outlet Tube As., together with a 7E6455 Clamp, is a direct replacement for the existing 7U7210 Muffler Cap Group and 4U0666 Clamp.
Caterpillar Information System:
1993/05/10 New Control Valve Group Eliminates Hoist Valve Instability{5136,5100}
1993/05/03 Yellow And Black Polyurethane Touch-Up Paint Available {7559,7581}
1993/05/03 Magnetic Relays Relocated To Eliminate Excessive Vibration {1400,1426}
1993/05/03 Loader Bucket Auxiliary Lines {5050}
1993/05/03 Notice Film For Brake Reservoir Cap Now Used {4291}
1993/04/19 Brake Actuator Lever Cover Plate May Be Modified For Easy Access To Brake Bellcrank Lube Joint{4269}
1993/04/19 New Duo-Cone Seal Installer Available{7561}
1993/04/12 New Seal Group Used In Water Pump Groups{1361}
1993/04/12 Fan Drive Pulley Group Components{1359}
1993/04/12 Addition Of Fiberglide Bearings In Front Axle Bearings Bolsters And Kingpins Help Reduce Noise And Premature Wear Of Non-lubricated Pins, Bolsters And Kingpins{4313}
1993/04/05 Ring Added To Elbow To Help Retain Adapter In Aftercooler Group{1063}
1993/04/05 Air Lines Group Changed To Provide Balanced Air Supply To Each Side Of The Engine; Air Filter Restriction Indicators Moved Inside Cab For Easier Monitoring{1058,1051,7452}
1993/05/10 Longer Engine Mounting Bolt Resists Loosening{1152}
1993/05/10 New Washers Used In Differential Group{3250}
1993/05/10 Sleeves Available For Rebuilding Tractor Oscillating Hitch Pin Bores{7057,7066}
1993/05/10 Shims Used To Provide Clearance Between Pin Retainers And Truck Body{7258,7250}
1993/05/10 Decal Location{7581}
1993/05/10 New Mount Bracket Minimizes Contaminants Into Key Start Switch{1553}
1993/05/10 New Gas Springs For Engine Enclosure Doors{5486,7263}
1993/05/10 New Oil Filter Base Supports Help Prevent Incorrect Oil Filter Base Installation{1306}
1993/05/17 Air Horn Group Now Standard To Meet Overseas Specifications {7402}
1993/05/17 Optional Bronze Thrust Disc Available {3160}
1993/05/17 New Seals Assist In Preventing Cooling Oil Transfer From Brake To Wheel Oil {4251}
1993/05/17 Holes Drilled Inside The Transfer Gearbox Case Can Improve Oil Flow {3106,3100}