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\nGROUND MODULE MODULE IDENTIFICATION  \nNOTE: MODULE IS LOCATED NEAR THE GROUND CONTROLS OR IN GROUND CONTROL BOX .  \nMODULE ON MACHINES“WITHOUT UGM”(UNIVERSAL GROUND MODULE)  \nMODULE ON MACHINES“WITH UGM”(UNIVERSAL GROUND MODULE)  \nMarch 15, 2008-Original Issue Of Manual May 1, 2011-Revised Manual  \nJuly 25, 2011-Revised Manual  \nOctober 21, 2011-Revised Manual February 15, 2012-Revised Manual August 2, 2012-Revised Manual January 23, 2013-Revised Manual June 30, 2013-Revised Manual December 30, 2013-Revised Manual  \n3121245 GM Engine Parts Supplement A  \nREVISION LOG  \nB GM Engine Parts Supplement 3121245  \nTABLE OF CONTENTS  \nFIGURE NO. TITLE PAGE NO.  \nSECTION 1-USAGE CHART ...............................................1-1  \nSECTION 2- .97L ENGINE .................................................2-1  \n2-1 SHORT BLOCK COMPONENTS .......................................... 2-2  \n2-2 CYLINDER HEAD COMPONENTS ........................................ 2-6  \n2-3 LONG BLOCK & DRESS COMPONENTS ................................... 2-10  \n2-4 ELECTRICAL COMPONENTS ............................................ 2-12  \n2-5 ALTERNATOR, WATER PUMP & PULLEYS COMPONENTS ................... 2-14  \n2-6 STARTER COMPONENTS............................................... 2-16  \n2-7 FLYWHEEL HOUSING/PUMP COUPLING COMPONENTS ..................... 2-18  \n2-8 THERMOSTAT & INTAKE MANIFOLD COMPONENTS ........................ 2-20  \n2-9 FUEL SUPPLY COMPONENTS ........................................... 2-22  \n2-10 EXHAUST COMPONENTS .............................................. 2-26  \nSECTION 3-3.0L ENGINE .................................................3-1  \n3-1 SHORT BLOCK COMPONENTS .......................................... 3-2  \n3-2 CYLINDER HEAD COMPONENTS ........................................ 3-8  \n3-3 LONG BLOCK & DRESS KIT ............................................. 3-12  \n3-4 ELECTRICAL COMPONENTS ............................................ 3-16  \n3-5 ALTERNATOR & PULLEY COMPONENTS ................................. 3-20  \n3-6 STARTER KIT ......................................................... 3-22  \n3-7 FLYWHEEL HOUSING/PUMP COUPLING COMPONENTS ..................... 3-24  \n3-8 AIR INTAKE COMPONENTS (SCISSORS LIFTS ONLY) ........................ 3-26  \n3-9 FUEL SUPPLY COMPONENTS-TIER 1 ENGINES ........................... 3-28  \n3-10 FUEL SUPPLY COMPONENTS-TIER 2 ENGINES ........................... 3-32  \n3-11 FUEL SUPPLY COMPONENTS-TIER 3 & 4 INTERIM ENGINES ................ 3-36  \n3-12 MIXER ASSEMBLY (TIER 1 & 2 ENGINES) .................................. 3-40  \n3-13 INTAKE/EXHAUST MANIFOLD COMPONENTS .............................. 3-42  \n3-14 MUFFLER COMPONENTS-BOOM LIFTS .................................. 3-44  \n3-15 MUFFLER COMPONENTS-SCISSOR LIFTS................................ 3-48  \n3-16 COOLANT SYSTEM COMPONENTS ...................................... 3-52  \n3-17 ENGINE MOUNTING COMPONENTS .................................... 3-54  \nSECTION 4-SPECIAL OPTIONS ............................................4-1  \nSECTION 5-PARTS NUMBER INDEX ........................................5-1  \n3121245 GM Engine Parts Supplement i  \nTABLE OF CONTENTS  \nFIGURE NO. TITLE PAGE NO.  \nii GM Engine Parts Supplement 3121245  \nSECTION 1 USAGE CHART  \nUSAGE CHART  \n\n| Part Number | Description | Qty |\n| --- | --- | --- |\n|  | MODEL & ENGINE USAGE:\u003Cbr>Note: UGM refers to Universal Ground Module located near machine Ground Controls. See Revision Log for identification. | Ref\u003Cbr>Ref |\n|  | JLG Boom Lift Models: | Ref |\n| 1001117892 | 340AJ (See Section 2 for Breakdown)\u003Cbr>Tier 3 .97L Complete Engine | Ref\u003Cbr>Ref |\n| 2000354 | 400S/460SJ (See Section 3 for Breakdown)\u003Cbr>Tier 1 3.0L Complete Engine (Machines Prior to SN 0300109274 without UGM) | Ref\u003Cbr>Ref |\n| 1001091583 | Tier 2 3.0L Complete Engine (Machines SN 0300109274 to Present without U","cbCairmhZ8bCn579","https://ap.wps.com/l/cbCairmhZ8bCn579","pdf",2092135,100,"English","# SECTION 1 - USAGE CHART\n# SECTION 2 - .97L ENGINE\n## 2-1 SHORT BLOCK COMPONENTS\n## 2-2 CYLINDER HEAD COMPONENTS\n## 2-3 LONG BLOCK & DRESS COMPONENTS\n## 2-4 ELECTRICAL COMPONENTS\n## 2-5 ALTERNATOR, WATER PUMP & PULLEYS COMPONENTS\n## 2-6 STARTER COMPONENTS\n## 2-7 FLYWHEEL HOUSING/PUMP COUPLING COMPONENTS\n## 2-8 THERMOSTAT & INTAKE MANIFOLD COMPONENTS\n## 2-9 FUEL SUPPLY COMPONENTS\n## 2-10 EXHAUST COMPONENTS\n# SECTION 3 - 3.0L ENGINE\n## 3-1 SHORT BLOCK COMPONENTS\n## 3-2 CYLINDER HEAD COMPONENTS\n## 3-3 LONG BLOCK & DRESS KIT\n## 3-4 ELECTRICAL COMPONENTS\n## 3-5 ALTERNATOR & PULLEY COMPONENTS\n## 3-6 STARTER KIT\n## 3-7 FLYWHEEL HOUSING/PUMP COUPLING COMPONENTS\n## 3-8 AIR INTAKE COMPONENTS (SCISSORS LIFTS ONLY)\n## 3-9 FUEL SUPPLY COMPONENTS-TIER 1 ENGINES\n## 3-10 FUEL SUPPLY COMPONENTS-TIER 2 ENGINES\n## 3-11 FUEL SUPPLY COMPONENTS-TIER 3 & 4 INTERIM ENGINES\n## 3-12 MIXER ASSEMBLY (TIER 1 & 2 ENGINES)\n## 3-13 INTAKE/EXHAUST MANIFOLD COMPONENTS\n## 3-14 MUFFLER COMPONENTS-BOOM LIFTS\n## 3-15 MUFFLER COMPONENTS-SCISSOR LIFTS\n## 3-16 COOLANT SYSTEM COMPONENTS\n## 3-17 ENGINE MOUNTING COMPONENTS\n# SECTION 4 - SPECIAL OPTIONS\n# SECTION 5 - PARTS NUMBER INDEX","[{\"question\":\"What is included in the GM Engine Parts Supplement 3121245?\",\"answer\":\"It provides a revision log plus a table of contents covering an usage chart and detailed engine component breakdown for different engine variants and configurations.\"},{\"question\":\"How does the document define and locate the UGM (Universal Ground Module)?\",\"answer\":\"UGM is identified as located near the machine ground controls or in the ground control box, with a note pointing readers to the revision log for identification details.\"},{\"question\":\"How does the usage chart help select the correct engine breakdown?\",\"answer\":\"It maps JLG boom lift models and engine tiers to specific engine variants, using model notes and machine serial-number ranges, including cases with and without UGM and the Arctic Package availability note.\"}]","3121245 GM Engine Parts Supplement - Revision Log - Table of Contents | PDF",252]