Carburetion & Turbo Systems Vortec 300* Technical Information

Fuel Systems for LPG andNatural Gas EnginesProduct CatalogProduct Catalog

Model N-LPR Series Regulator – 25 HPGENERAL The N-LPR is designed for sensitivity and simple operation. It is used with low pressure gaseous fuels, wh

TECHNICAL INFO STANDARD DUAL FUEL WIRING W/ VACUUM, LIFT (N-CA55, 70, 100, 125, 200, 225)98OIL PRESSURE ORVACUUM SWITCH5 Technical Info 88-118 9/23

3-WAY VACUUM CONTROL SOLENOID DUEL FUEL OPERATION TECHNICAL INFO 99phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fsp

TECHNICAL INFO AIR-VALVE DIAPHRAGM INSTALLATION1005 Technical Info 88-118 9/23/05 17:35 Page 100

FUEL CHARACTERISTICS TECHNICAL INFO 101phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspCOMPARISON OF AUTO-IGNITION

TECHNICAL INFO FUEL CHARACTERISTICS102PROPANEComponent VolumePropane C3H890.00% min.Propylene up to 5.00%Butane C4H102.00%Iso-Butane1.50%Methane CH

LPG FUEL TANKS TECHNICAL INFO103phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspVAPOR WITHDRAWAL LP FUEL TANKS Vapo

TECHNICAL INFO SELECTING THE CORRECT CARBURETOR SIZE104ENGINE RPM (REVOLUTIONS PER MINUTE)EngineCID 400 600 800 1000 1200 1400 1600 1800 2000 2200

SELECTING THE CORRECT CARBURETOR SIZE TECHNICAL INFO105phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspAIR-FLOW CAP

Side DraftUp DraftDown DraftTECHNICAL INFO CARBURETOR POSITION/BOLT SPACING1065 Technical Info 88-118 9/23/05 17:35 Page 106

CARBURETOR POSITION/BOLT SPACING TECHNICAL INFO 107phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspTHROTTLE BOLT SPAC

PARTS LISTINGItem Part No. Description Qty.1* N-C11-1 CAP, ADJ. SCREW, TR 12 N-S2-18 Screw, Lock, Adj. Spring 13 N-S2-11-LPR Screw, Pressure Adjustmen

TECHNICAL INFO FUEL SYSTEM ADJUSTMENT108FUEL SYSTEM ADJUSTMENT USING AN AIR-FUEL RATIOANALYZER1. Start the engine and allow it to warm to its norma

PRELIMINARY ENGINE INSPECTION BEFORE CONVERSION TECHNICAL INFO109phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspPR

TECHNICAL INFO PRELIMINARY ENGINE INSPECTION BEFORE CONVERSION110OBSERVE PERFORMANCEAn experienced mechanic can often judge an engine’scondition af

IGNITION MODIFICATIONS FOR LP-GAS TECHNICAL INFO111phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspPreliminary Insp

TECHNICAL INFO IGNITION MODIFICATIONS FOR LP-GAS112SPARK PLUGS (CONT.)Spark plugs are not an expensive item, and consideringthe fact that new plugs

IGNITION MODIFICATIONS FOR LP-GAS TECHNICAL INFO113phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspDUAL-FUEL APPLIC

TECHNICAL INFO ENGINE STARTING PROBLEMS114Starting has never been a serious problem when dealingwith straight alternate fueled engines. However, wi

MAINTENANCE SUGGESTIONS AND CHECKS TECHNICAL INFO115phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspMAINTENANCE SUG

CUSTOMER SERVICE INFO RETURN GOODS AUTHORIZATION (RGA) PROCEDURES116RETURN GOODS AUTHORIZATION (RGA) PROCEDURES1. To receive an RGA number, call 800/

117phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspORDER FORM CUSTOMER SERVICE INFO SSOOLLDDTTOOSSHHIIPPTTOOACCOUNT #

Model N-51 – 25 HP Parts Description, Installation & OperationGENERAL The N-51 is designed for sensitivity and simple operation. It isused with hi

CUSTOMER SERVICE INFO 118I. WOODWARD PRODUCT WARRANTY “Woodward Products” covered under this WARRANTY are warranted to be free from defects in materi

Fuel Systems for LPG and Natural Gas Engines52143STREAMLINE INTERNATIONAL SALES OFFICESToll-free:E-mail:USA / NILESBRAZIL / SAO PAULOTel:CHINA / SUZHO

PARTS LISTINGItem Part No. Description Qty.1N-C2-3 Cap, Tamper Resistant 12 N-R2-2 Retainer, Spring 13* N-S2-5 SCREW, COVER, 10-32 X 5⁄8" SEMS 6

ORDERING INFOPart No. DescriptionN00-0027A N-PJ, CNG Regulator,Silicone DiaphragmN00-0027AREGULATOR SPECIFICATIONSA. Overall Height. . . . . . . . . .

PARTS LISTINGItem Part No. Description Qty.1* N00-6443 N-S1-59, SCREW, 8-32 X 5⁄8" SEMS 6 (RK2)2 N00-6416 N-S1-22, Screw, 6-32 x 1/4" SEMS 4

N-H420-NGREGULATOR SPECIFICATIONSA. Overall Width . . . . . . . . . . . 57⁄10" (144.8 mm)B. Overall Length . . . . . . . . . . 57⁄10" (144.

PARTS LISTINGItem Part No. Description Qty.1N00-6416 Screw – N-S1-22, 6-32 X 1/4" (N-H420-SNGA only) 4 2 N-C2-4 Cap – Spring Retainer (N-H420-SNG

N-J SeriesREGULATOR SPECIFICATIONSA. Overall Height . . . . . . . . . . . . . 43⁄8" (111.1 mm)B. Overall Depth . . . . . . . . . . . . . . . 3&qu

PARTS LISTINGItem Part No. Description Qty.1* N00-6443 N-S1-59, SCREW, 8-32 X 5⁄8" SEMS 6 (RK2)2 N00-7004 N-S7-4, Screen, Atmospheric Vent 1(Par

Mixers & CarburetorsWoodward’s Streamline™ fuel system products are easy to selectand easy to use. A broad selection of Streamline mixers, carbure

UL ListedFCDEG• Mounts vertically or horizontally• Designed for use in closed-loop certified systems• Propane liquid withdrawal vaporizing regulator•

34578101112131415161718192021222324252627282345781011121314151617181920212223242526272825513141417172020212123232424252526261010788PARTS LISTINGPart O

N-EB-2 SeriesREGULATOR SPECIFICATIONSA. Overall Height . . . . . . . . . . . .71⁄4" (184.2 mm)B. Overall Depth . . . . . . . . . . . . . 4"

PARTS LISTINGItem Part No. Description Qty.1* N00-6400 N-S1-3, SCREW, 10-24 X 5⁄8" SEMS 8 (RK3)2 N00-7002 N-S7-1, Screen, Atmospheric Vent 13 N00

N-H420 SeriesREGULATOR SPECIFICATIONSA. Overall Width. . . . . . . . . . . 511⁄16" (144.5 mm)B. Overall Depth . . . . . . . . . . .41⁄8" (10

PARTS LISTINGItem Part No. Description Qty.1* N00-6443 COVER SCREW, 8-32 X 5⁄8" 8 (RK4)2 N00-7004 Screen, Secondary 13 N-C1-1A Cover Assembly, Se

REGULATOR SPECIFICATIONSA. Overall Width. . . . . . . . . . . . . . 61⁄2" (165.1 mm)B. Overall Length . . . . . . . . . . . . 61⁄10" (154.9

ORDERING INFOPart No. Description5233-1005N-H420 Regulator, Positive Pressure,with 15 psi BoostParts Listing N-H420 TURBO VAPORIZER/REGULATOR R

REGULATOR SPECIFICATIONSA. Overall Height . . . . . . . . . . . . . 43⁄8" (111.1 mm)B. Overall Depth. . . . . . . . . . . . . . . 3" (76.2 m

PARTS LISTINGItem Part No. Description Qty.1* N00-6443 N-S1-59, SCREW, 8-32 X 5⁄8" SEMS 6 (RK2)2 N00-7004 N-S7-4, Screen, Atmospheric Vent 13 N00

TABLE OF CONTENTS WOODWARD phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspFuel System ProductsPRODUCT LINE O

REGULATORS MODEL N-L VAPORIZER/REGULATOR REPAIR KIT Parts Listing28REPAIR KIT COMPONENTSItem Part No. Description Qty.1 N00-6443 N-S1-9, Screw, 8-32 x

Gas Vapor MODEL N-IMP SERIES PRESSURE REDUCTION VALVES REGULATORS29phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.co

REGULATORS PRESSURE REDUCTION VALVES FLOW CAPACITY30RATE OF FLOW N-IMP52 N-IMP53 N-IMP60 N-IMP81 N-IMP91CFH 0.64 GR GAS 3/4" (19.1mm) 1" (25

CARBURETORS 31phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fsp

CARBURETORS MODEL N-CA55-500 SERIES For LP and Natural Gas32N-CA55-500 SeriesFor LP-Gas & Natural GasCarburetors consist of a mixer, throttle

1OptionalFor LP and Natural Gas MODEL N-CA55-500 SERIES CARBURETORS 33phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.co

CARBURETORS MODEL N-CA70 SERIES For LP and Natural Gas34N-CA70 SeriesCarburetors consist of a mixer and throttle body assembly, and an optional a

For LP and Natural Gas MODEL N-CA70 SERIES CARBURETORS 35phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fsp(*) For

CARBURETORS MODEL N-CA100 SERIES For LP and Natural Gas36ThrottleBodyAssemblyMixerFlange to Carburetor Throttle Center ofAssemblyMixer Body A

For LP and Natural Gas MODEL N-CA100 SERIES CARBURETORS 37phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fsp9101213

PRODUCT LINE OVERVIEW CARBURETORS, REGULATORS & FUELOCKS2Typical LPG Fuel System (Items highlighted in boldface blueare shown on the diagram)Vacu

CARBURETORS MODEL N-CA125 SERIES For LP and Natural Gas38N00-1402Ashown hereN-CA125 Air HornsThrottle Flange toCarburetor Body Air Air Base ofAss

For LP and Natural Gas MODEL N-CA125 SERIES CARBURETORS 39phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspNote: P

CARBURETORS MODEL N-CA200 SERIES For LP and Natural Gas40Throttle Flange toCarburetor Body Air Air Center ofAssembly Model Mixer Assembly Horn

For LP and Natural Gas MODEL N-CA200 SERIES CARBURETORS 41phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspNote: P

CARBURETORS MODEL N-CA225 SERIES For LP and Natural Gas42N-CA225 Series Carburetors consist of a mixer and throttle body assembly, and an optiona

For LP and Natural Gas MODEL N-CA225 SERIES CARBURETORS 43phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspNote: P

CARBURETORS MODEL N-CA300 SERIES For Dual Fuel, LP-Gas, and Natural Gas44AIR VALVE ASSEMBLY (Item No. 30 on Parts List)Part No. Model No. Descrip

For Dual Fuel, LP-Gas, and Natural Gas MODEL N-CA300 SERIES CARBURETORS 45phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodwar

CARBURETORS MODEL N-CA475 SERIES For Dual Fuel, LP-Gas, and Natural Gas46ThrottleBodyAssemblyMixerThe CA475 Series are mixers only, not assembled

For Dual Fuel, LP-Gas, and Natural Gas MODEL N-CA475 SERIES CARBURETORS 47phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodwar

SELECTION CHART WOODWARD3phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspCARBURETOR & REGULATOR SELECTION

CATERPILLAR/PEUGEOTCLARKHYSTERPart No. DescriptionN1600-0402AFor Caterpillar T40 V40D/150D PeugeotPart No. DescriptionN1600-0403AFor Caterpillar T40 V

CUSTOM FIT CARBURETORS CARBURETORS 49phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspKOMATSUMITSUBISHIPart No. De

NISSANNISSANTCMMITSUBISHI/CATERPILLARPart No. DescriptionN1600-0253A For Nissan P40 and H30 6-CylinderEnginesPart No. DescriptionN1600-0384A N-CA55-57

CUSTOM FIT CARBURETORS CARBURETORS 51phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspTOYOTAYALEPart No. Descripti

THROTTLE COMPONENTS THROTTLE LEVERS52Part No. DescriptionN00-5601 N-AL1-7-1, Lever Assembly, 2-5/16" (58.74 mm) (long) - 1/4" (6.4 mm)Part

THROTTLE BODIES THROTTLE COMPONENTS53phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspN-CA70/100/125 Throttle BodiesN

THROTTLE COMPONENTS BALL STUDS, THROTTLE RETURN KITS, & THROTTLE SHAFTS54Part No. DescriptionN00-6634A N-S2-50-1, Throttle ReturnSpring Kit - 1/4

AIR HORNS & ADAPTERS AIR FLOW COMPONENTS 55phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspN-CA225 Air HornsN-CA1

AIR FLOW COMPONENTS ADAPTERS & BRACKETS561/2" High Throttle Body SpacersPart No. DescriptionN1-4086A2-65 Adapter, Air Horn,Toyota 4Y Engine

HOOF GOVERNORS CONTROL COMPONENTS 57phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspPart No. OEM Part No. Description

FUELOCK SPECIFICATIONSA. Overall Height . . . . . . . . . . . . 49⁄32" (108.7 mm)B. Overall Width . . . . . . . . . . . . . 41⁄2" (114.3 mm)

CONTROL COMPONENTS CENTURY & ZENITH58Part No. DescriptionN20-0406Century Model 2385B 12V Electric Lockoffwith Filter and MagnetReplaces Algas 1-1

PRIMERS & THERMOSTATS CONTROL COMPONENTS59phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspPart No. DescriptionN1

CONTROL COMPONENTS MICROVAC N-1501L VACUUM SAFETY SWITCH60DIMENSION ADIMENSION BDIMENSION CPART NO. DESCRIPTION DIAMETER OVERALL WIDTH VACUUM PORTN

MICROVAC N-1501L VACUUM SAFETY SWITCH CONTROL COMPONENTS61phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspNote: Whi

CONTROL COMPONENTS SWITCHES & GAUGES62Part No. DescriptionN3-0094 3-Way Toggle Switch, Heavy Duty3 Screw Terminals7/16-28 x 3/8 Threaded Mounting

SWITCHES & GAUGES CONTROL COMPONENTS 63phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspPart No. DescriptionN-15

CONTROL COMPONENTS HOUR METERS64Part No. DescriptionN3-0158Hobb’s Hour Meter Mfg. P/N 10-80 Volt, 2 Screws, Black085094C-12Part No. DescriptionN3-01

LOW FUEL WARNING LIGHT CONTROL COMPONENTS 65phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fsp7 836214, 59Part Part N

HOSE COMPONENTS PRE-ASSEMBLED HIGH PRESSURE HOSE 66STAINLESS STEEL BRAIDED – NEOPRENE – UL LISTEDThere are 3 fitting styles and 8 popular lengths to

HIGH PRESSURE HOSE & FITTINGS* HOSE COMPONENTS 67phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspPart No. Descri

PARTS LISTINGItem Part No. Description Qty.1* N00-6443 N-S1-59, Screw, 8-32 x 5⁄8" SEMS 6 (RK 2)2 N00-4525 N-C1-37, Cover, Diaphragm 13* N00-4723

HOSE COMPONENTS VACUUM HOSE & FITTINGS68Part No. DescriptionN8-10013/8" (9.5 mm) Hose ID Push-Lok Hose/BalancePart No. DescriptionN2-10191/8

COOLANT HOSES & FITTINGS HOSE COMPONENTS 69phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspPart No.DescriptionN2

COMPONENTS BRASS FITTINGS70Part No. DescriptionN2-13063/8" (9.5 mm) M-NPT x 5/8" (15.9 mm) Hose ElbowPart No. DescriptionN00-5126A 1/8 NPT

BULKHEADS & INLINE FILTERS COMPONENTS 71phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspPart No. DescriptionN3-2

TANK COMPONENTS TANK FITTINGS & ACCESSORIES72AAll new aluminum and steel tanks havenew horizontal float gauge, universalsteel and aluminum,33-1/2

TANK BRACKETS TANK COMPONENTS73phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspN5-1070A-1 Roll Back Type (for LP g

TANK COMPONENTS TANK BRACKETS74N5-1000AHorizontal Bracket for 33-1/2 and 43-1/2, 2-1/2lb. Includes Locating Pinand 2 Toggle Clamps.N5-1001Toggle Cla

WARNING LABELS CONTROL COMPONENTS75phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspPart No. DescriptionN3-0059 &quo

CONTROL COMPONENTS WARNING LABELS76Part No. DescriptionN3-0368 Safety Maintenance labelPart No.DescriptionN3-0066LPG Fuel Cylinder Replacement Proc

INTRODUCTION LP FORKLIFT KITS77phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspFORKLIFT FUEL SYSTEM KITSLP-gas conver

FUEL LOCKOFFS FUEL LOCKS 6Part No. DescriptionN3-0225-4 1/8" (3.2 mm) NPT Female Inlet andOutlet, Self-GroundedPart No. DescriptionN3-0173-

LP FORKLIFT KITS CONVERSION KIT INFO FORM78Information Needed to Determine Conversion Kit for Industrial Engine:1. Make_______________, Model________

CATERPILLAR LP FORKLIFT KITS79phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspThrottle Ctr Air Bridge TankPart No Eng

Throttle Ctr to Air Bridge TankPart No Engine Model Carb No. Mixer Body Ctr Horn Regulator Lockoff Plate BraceletN1001-0100 CONT Y92 P 20B, 25B N1601

CLARK LP FORKLIFT KITS81phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspThrottle Ctr to Air Bridge TankPart No Engine

LP FORKLIFT KITS DATSUN/NISSAN82Throttle Ctr to Air Bridge TankPart No Engine Model Carb No. Mixer Body Ctr Horn Regulator Lockoff Plate BraceletN10

HYSTER LP FORKLIFT KITS83phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspThrottle Ctr to Air Bridge TankPart No Engin

LP FORKLIFT KITS KOMATSU & MITSUBISHI84KOMATSUThrottle Ctr to Air Bridge TankPart No Engine Model Carb No. Mixer Body Ctr Horn Regulator Lockoff

TOYOTA LP FORKLIFT KITS85phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspTOYOTAThrottle Ctr to Air Bridge TankPart No

LP FORKLIFT KITS YALE86YALEThrottle Ctr to Air Bridge TankPart No Engine Model Carb No. Mixer Body Ctr Horn Regulator Lockoff Plate BraceletN1001-02

UNIVERSAL KITS LP FORKLIFT KITS87phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspReg/Lock- TankKit No Regulator Locko

FUEL LOCKS FUEL LOCKOFFS 7phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fspPart No. DescriptionN3-0165-2 1/4&qu

TECHNICAL INFO TYPICAL FORKLIFT SCHEMATIC LPG (N-CA55, 70, 100, 125, 200)881. N-CA100 Mixer2. N-J Vaporizer/Regulator3. N-VFF-30 Vacuum Fuelock Filt

Dual Fuel (N-CA55-750L) TYPICAL FORKLIFT SCHEMATIC TECHNICAL INFO 89phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: www.woodward.com/fs

TECHNICAL INFO AUTOMOTIVE DUAL FUEL SCHEMATIC LPG & Gasoline (N-CA55-750L, 70, 100, 125, 200)905 Technical Info 88-118 9/23/05 17:35 Page 90

LPG & GASOLINE (N-CA200, N-CA225, N-CA300, N-CA475) AUTOMOTIVE DUAL FUEL SCHEMATIC TECHNICAL INFO 91phone: 847.967.7730 / 800.451.7040 fax: 815.

TECHNICAL INFO AUTOMOTIVE DUAL FUEL SCHEMATIC CNG & Gasoline – 2.5L (150 CID) & Under (N-CA55, 70, 100, 125)925 Technical Info 88-118 9/23/

CNG & Gasoline – 2.5L (150 CID) & Over (N-CA200, N-CA225, N-CA300, N-CA475) AUTOMOTIVE DUAL FUEL SCHEMATIC TECHNICAL INFO 93phone: 847.967.773

TECHNICAL INFO STATIONARY ENGINE SCHEMATIC Natural Gas (N-CA55, 70, 100, 125, 200, 225)945 Technical Info 88-118 9/23/05 17:35 Page 94

Vapor Propane (N-CA55, 70, 100, 125, 200, 225) STATIONARY ENGINE SCHEMATIC TECHNICAL INFO 95phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 w

TECHNICAL INFO STATIONARY ENGINE DUEL FUEL SCHEMATIC LPG & Natural Gas96MIXERN-CA225SHOWN12VLOCKOFFN-VFF-30OIL PRESSURE ORVACUUM SWITCHN-H420-SA

Vapor Propane & Natural Gas STATIONARY ENGINE DUAL FUEL SCHEMATIC TECHNICAL INFO 97phone: 847.967.7730 / 800.451.7040 fax: 815.639.5299 web: