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Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Operation and Maintenance Manual Gas Engine Model: WP10 WEICHAI AMERICA CORP.
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Weichai America Corp. Purpose This manual is intended to inform customers on how to operate, install and maintain the Weichai America WP10 series gas engines. This document will be provided to customer so they can incorporate this information into their manuals and service documents.
Engine Introduction and Performance Parameters ..............5 1. Introduction of Engine Model ................... 5 2. Engine Main Performance Parameters ................5 3. WP10 Gas Engine Data ....................6 U.S. EPA Legal Requirements ....................7 Emission Related Installation Instructions .................. 7 Personal Safety ..........................
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Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. 8. Check Air Filter .........................22 9. Replace Engine Breather Filter(WP10GNA) ..............22 10. Inspect Belts, Pipes, Clamps and Hoses ................22 11. Inspect Ignition System ....................22 12. Check Coolant Conditioner .....................23 13.
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Description of the Illustration Marks Dismounting (assembly parts) Oil Coating Fitting (assembly parts) Special Tools Marking (do before disassemble, Pay attention to assembly adjust when assemble) direction Filling – full charge (such as Deflating lubricating oil, cooling water, etc.)
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Engine Introduction and Performance Parameters 1. Introduction of Engine Model WP10 TA/NA NA: Natural aspirated TA: Turbocharged G: Gas engine WPxx: Engine series 2. Engine Main Performance Parameters Illustration 1- Engine nameplate See engine nameplate to find engine model, series number, rated power, rated speed and weight.
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. 3. WP10 Gas Engine Data Item Unit Content Engine type WP10 natural aspirated WP10 turbocharged Number of cylinders Displacement 9.726 Cylinder bore * stroke 126 * 130 Compression ratio 9.75...
The repair shop or person of the owner’s choosing may maintain, replace, or repair emissions control devices and systems. The emissions warranty is not conditioned on the engine being serviced by a Weichai America dealer or service establishment. Emission Related Installation Instructions...
Failure to follow these instructions could cause damage or decrease the life of equipment. Weichai America Corp. is continually striving to improve its products and therefore reserves the right to make improvements and changes when it becomes practical and/ or possible to do so, without incurring any obligation to make changes or additions to previously sold equipment.
Oil and Coolant Information Natural Gas Engine Oil Weichai America Corp. recommends using a straight weight or multi-weight low ash content oil specifically formulated for Natural Gas Engines. Specific weight depends on operating temperatures. Consult your oil supplier for specific product recommendations.
The engines moving parts are closely fitted for long service, and even though all Weichai America WP10 Gas Engines are run before they leave the factory, an additional period may be required before uniform oil films are established between all mating parts.
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Rating Definition for Power Generation 1. Continuous Power (COP) is defined as being the maximum power which the generating set is capable of delivering continuously whilst supplying a constant electrical load when operated for an unlimited number of hours per year.
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Engine Hoist While lifting, the centerline of the crankshaft of the engine must be kept level; no tilt or single- point lifting. Lift and lower slowly (See Illustration 1)
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Engine Operation WARNING The use of starting fluids could create an extremely hazardous condition and is not authorized with this engine. The use of starting fluid could cause severe injury and/or damage to equipment.
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Service Intervals NOTE Non-critical emission-related maintenance is not necessary to keep the emission-related warranty valid. CAUTION Failure to follow these scheduled maintenance intervals could cause engine damage or decreased engine life.
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Maintenance Intervals – Emergency Preventative Maintenance Schedule – Emergency Interval Every Event Maintenance Event Weekly The first 250 hrs or Number Years 50 hours months 1 year Check Engine Oil Level...
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. WP10 Gas Engine Maintenance Procedures 1. Check Engine Oil A. Ensure engine is level. B. Pull dipstick after the engine stop running at least 5 minutes. C. Ensure oil level is between high and low marks.
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. C. If coolant level is low, determine reason for low fluid and top off with specified coolant. D. Test pressurized cap (replace if necessary or reinstall). 3. Check Oil Pressure A.
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. B. Inspect drain plug gasket (replace if necessary) and clean plug seating surface. C. Inspect magnetic plug for iron and ferrous material. If this exists, consider an oil analysis to determine source of debris.
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Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Located on Vibration Damper Located Flywheel Illustration 5 Illustration 6 Using Illustration 9, adjust the six (6) valves corresponding with cylinder 1 “TDC”. Insert the correct feeler gauge between the rocker arm and valve bridge. Loosen the locknut and turn the valve adjustment screw until the rocker arm and valve bridge contact the feeler gauge.
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. locknut and turn the valve adjustment screw until the rocker are and valve bridge contact the feeler gauge. G. Tighten the locknut once the valve is adjusted properly. Remove the feeler gauge. A very slight resistance should be felt when removing the feeler gauge.
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. and possible engine damage. G. Install new spark plug. Torque to 18 – 20 ft. lbs. (25~ 28N·m) H. Apply spark plug boot dielectric grease to inside of boot.
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. 12. Check Coolant Conditioner When coolant is at room temperature or below, remove a sample of coolant and measure the levels of coolant additives with a test strip (applies to conventional coolants only).
Weichai America Corp. Maintenance for Long-Term Storage Weichai America Corp. runs all completed engines prior to shipping to customers. Your engine was hot tested and calibrated using fully formulated coolant in the cooling system and Mobil Pegasus 805 40W Natural Gas Engine Oil prior to being drained and shipped to you. Your engine can be stored Six (6) to twelve (12) months depending on humidity control in storage without any further service.
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Engine Fastener Torque Specifications Tightening torque (N ) + further Permissible times ·m Fastener’s Name Bolt Specification turned angle (°) of repeat used The first time 80N·m, the second time Main bearing M18-10.9...
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Torque Head Bolts and Nuts NOTE: Cylinder head bolts are allowed to be reused and torqued only three (3) times. Discard these bolts after the third torque because they lose their elasticity and strength and should not be torqued for a fourth time.
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Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. 0.125 (Galvanized) 0.14 (Bright) Strength 10.9 12.9 10.9 12.9 Class Bolt Specs Recommended Torque (N · m ) 13.0 16.0 14.0 1100 1000 1200 1400 1650 1050 1500 1800...
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Engine Service Schedule Log Service Service Start Complete Hour Comments Initial Interval (hr.) Date Time Time Meter 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500...
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Engine Identification Engine Part Number: Engine Serial Number: Engine Application: Purchased From: In-Service Date: Engine Hours at Delivery: Revision: October 2018...
Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. PM INSPECTION Performed by: ______________________________________________________ UNIT #______________ DATE: __________________HOURS: ________________ WORK ORDER#_________________ PM TYPE: ____ hr. _________ mo/yr Codes: Needs Follow Up Adjustment Made ENGINE COMPARTMENT INSPECTION CHECK ENGINE OIL LEVEL...
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Document Courtesy of Fly Parts Guy Co. www.FlyPartsGuy.com Weichai America Corp. Weichai America Corp. 3100 Golf Road Rolling Meadows, IL 60008 http://www.WeichaiAmerica.com/ Revision: October 2018...
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