1979/01/22 Caterpillar

Ether Starting Aid Groups Are Now Available{1456}

Usage:

3406 (90U, 91U, 92U),
3408 (67U, 99U, 28V, 48W ),
3412 (38S, 60M) Industrial, Marine, and Truck Engines

SUPPLEMENT: 03/05/79

SERVICE MAGAZINE, JANUARY 22, 1979, PAGE 2. In the article "Ether Starting Aid Groups Are Now Available", the Part Number shown for the ether cylinder is wrong. The correct Part Number is 7N296.

--------------- END SUPPLEMENT ---------------

Description of Change: Four ether starting aid groups are now available for the above industrial, marine, and truck engines. The ether starting aid groups are an attachment that can be installed by dealers or original equipment manufacturers (OEM). The ether cylinder is not a part of the starting aid groups and must be ordered separately.

Adaptable To: The 3400 Series Industrial, Marine, and Truck Engines shown in the chart that follows. The four ether starting aid groups are not available for parts service as a complete group. See column three in the Numerical Parts Record (NPR), for the complete list of parts needed. The 8N327 Ether Cylinder must be ordered separately.

INSTALLATION: Special Instruction Form No. SMHS7535 is available for complete installation information.

Caterpillar Information System:

1979/01/22 New Tachometer Drive Adapter Has Increased Service Life{7462,1288}

1979/01/22 Current Chart For Dynamometer Adapters{0651,1000}

1979/01/15 6V83 Emery Polishing Paper{0675}

1979/01/15 Removal And Installation Of Taper Type Bearings{0622,1214,1219}

1979/01/15 5P9705 Tapered Rod Tool Group Used For Removal And Installation Of Piston Pin Bearings In Tapered Connecting Rods{0622,1214,1218}

1979/01/08 Improved Woodward Governor Groups{1264,1289}

1979/01/08 New 6V87 Gauge Measures Valve Stem Wear{0653,1105}

1979/01/08 A New 6V29 Sleeve Metering Fuel System Pump Roll Pin Tool Is Used To Adjust And Make A Replacement Of Roll Pins In The Fuel Injection Pump Housing{0626}

1979/01/08 Check The Adjustment Of The Original Tachometer Before A New Tachometer Is Installed{7462}

1979/01/08 Prevention Of Fires On Hydraulic Excavators{7000,5057}

1988/12/26 Remove Fuel From Electronic Control Module (ECM) Before Shipping {1705}

1988/12/26 New Screw Used In BrakeSaver Water Lines Group {1155}

1979/01/29 Fuse And Wire Assembly Is Available For Protection Of Earlier 6N5906 Service Meters{7480}

1979/02/05 Federal Law Prohibits Tampering With Noise Control Systems{0116}

1979/02/05 Stronger Suction Bell Assembly Now Used In Engine Oil Lines Group{1318,1307}

1979/02/05 High Sulfur Fuel Can Cause Severe Engine Wear And Internal Damage{1280}

1979/02/19 Use SIRS To Keep Service Literature Current{0374}

1979/02/19 Use Correct Procedure To Clean The Engine Lubrication System If Permanent Type Antifreeze (Ethylene Glycol) Is In The Engine{1318,1350}

1979/02/19 Modification Of 5P9726 Plug Gauge That Is Used To Check Brake Wear{0653}

1979/02/19 New Exhaust Valve And Valve Guide{1104,1105}

1979/02/19 New Exhaust Pipe Connector Makes A Tighter Seal Between Pipe And Manifold{1061,1059}

1979/02/19 Engine Valve Springs Are Now Made Of Carbon Steel Alloy{1101,1108}

1979/03/05 Main Bearings Now Have Larger Diameter Oil Hole For Better Lubrication Of Main And Rod Bearings{1203,1219,1300}

1979/03/05 New Engine Cylinder Block Used{1201}