Related Manuals for LCT 79cc
Summary of Contents for LCT 79cc
- Page 1 LCT Engines Service Manual ENGINEERING A NEW GENERATION OF POWER PGM45015 12/04/17 rev G...
- Page 2 Table of Contents Engine Model Number & Serial Numbering System General Specifications General Troubleshooting Advanced Troubleshooting (for authorized LCT technicians) 8-10 Spark Plug Service Engine Oil Level Check Engine Oil Change Engine Oil Recommendations Maintenance Schedule Torque Specifications 13-14 Summer Engine Dimensions...
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Page 3: Engine Model Number & Serial Numbering System
5. Shaft - This column is used for the description of the PTO shaft. This will aid in determining what will be the engine’s primary use. 6. Shaft Detail - This column references a chart that designates which LCT engineering drawing corresponds to the PTO shaft. -
Page 4: Engine Model Number & Serial Numbering System
Viton Oil Seals 2M - [TBD] 2N - [TBD] 49 State Compliant 2O - [TBD] Multi-Pack 2P - [TBD] Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 3... -
Page 5: General Specifications
(Winter - Gen II / PW2) Dry Weight (Winter 30 lbs. (13.6kg) 36 lbs. (16.4kg) 36 lbs. (16.4kg) - PW3) Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 4... -
Page 6: General Specifications
72 lbs. (32.7kg) 72 lbs. (32.7kg) (Winter - Gen II / PW2) Dry Weight (Winter - PW3) Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 5... -
Page 7: General Troubleshooting
Remedy: Remove spark plug and replace with any of the spark plugs listed under Spark Plug Service, pg. 9. • NOTICE Using an incorrect spark plug may cause engine damage. Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 6... -
Page 8: General Troubleshooting
7. Is the throttle set too low (variable speed models only)? Remedy: Increase the throttle per engine specification. Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 7... - Page 9 Clean 2. Fouled spark plug Replace 3. Clogged fuel line Replace 4. Valves out of adjustment Adjust Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 8...
- Page 10 11. Air fins clogged on engine causing to overheat Remove debris 12. Not enough oil in engine Adjust Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 9...
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Page 11: Spark Plug Service
A loose spark plug can overheat and damage the engine. Over-tightening the spark plug can damage the threads in the cylinder head. 6. Attach the spark plug cap. Ensure spark plug cap snaps into place securely. Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 10... -
Page 12: Engine Oil Level Check
The SAE oil viscosity and service classification are in the API label on the oil container. The manufacturer recommends you use API SERVICE category SJ engine oil, or better. Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 11... -
Page 13: Maintenance Schedule
US D627,368 S US D532,794 S US D549,241 S US D585,348 S US D604,686 S Other Patents Pending Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 12... -
Page 14: Torque Specifications
6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) *Torque values are with thread locking compound applied to the threads. Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 13... -
Page 15: Torque Specifications
6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) *Torque values are with thread locking compound applied to the threads. Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 14... -
Page 16: Summer Engine Dimensions
79cc Summer Engine Dimensions *Drawings do not accurately represent actual engine appearance. Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 15... - Page 17 9.902in 96mm 76.88mm 3.780in 3.625in[92mm] 3.027in Bolt Circle 4-5/16-UNF 162mm 62mm 248.19mm 6.378in 2.441in 9.771in 310.19mm 12.212in Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 16...
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Page 18: Cc / 208Cc
3.78 in [96mm] BOLT CIRCLE 12.500" in (317.50mm) 6.38 in [162mm] 5/16"-24 thread 4-5/16-24UNF 2.200" 3.622 41.25+0.025 4-5/16-24 Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 17... - Page 19 291cc Summer Engine Dimensions *Drawings do not accurately represent actual engine appearance. 22.5 Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 18...
- Page 20 414cc Summer Engine Dimensions *Drawings do not accurately represent actual engine appearance. 22.5 Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 19...
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Page 21: Summer Engine Dimensions
420cc Summer Engine Dimensions *Drawings do not accurately represent actual engine appearance. Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 20... - Page 22 3.07 12.12 307.8 9.01 6.51 228.9 165.4 14.23 361.3 4.20 106.70 9.75 247.6 2.59 65.8 3.11 6.38 Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 21...
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Page 23: Cc / 208Cc (Gen Ii)
15.75 400.1 13.39 14.00 355.6 4.18 106.1 15.75 400.1 14.00 355.6 12.80 6.38 3.13 79.4 10.36 263.1 Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 22... - Page 24 254cc Snow Engine Dimensions *Drawings do not accurately represent actual engine appearance. Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 23...
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Page 25: Cc / 306Cc
90 0.1 105.5 0.1 369.03 70.8 70.8 208.3 90 0.1 105.5 0.1 4xø8.9 -0.1 90 0.1 105.5 0.1 Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 24... -
Page 26: Cc / 414Cc
105.5 0.1 387.03 70.8 70.8 223.2 22.5 90 0.1 105.5 0.1 4xø8.9 -0.1 90 0.1 105.5 0.1 Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 25... - Page 27 California Proposition 65 WARNING: The engine exhaust from this product and this product contains chemicals known to the state of California to cause cancer and birth defects, or other reproductive harm. Liquid Combustion Technology, LLC 100 Roe Road Travelers Rest, SC 29690 Phone: 877-274-2214...