Harbor Freight Tools 94187 manual

GAS ENGINE - 6.5 HP Model 94187 ASSEMBL Y AND OPERA TION INSTR UCTIONS Due to continuing impro vements , actual product may diff er slightly from the product described herein. ® 3491 Mission Oaks Blvd., Camarillo , CA 93011 Visit our website at: http://www .harborfreight.com T O PREVENT SERIOUS INJUR Y , READ AND UNDERST AND ALL W ARNINGS AND INST[...]

P age 2 SKU 94187 F or technical questions, please call 1-800-444-3353 Contents SPECIFICA TIONS ......................................................................................... 3 Sav e This Manual ............................................................................................... 3 SAFETY W ARNINGS AND PRECA UTIONS ............[...]

P age 3 SKU 94187 F or technical questions, please call 1-800-444-3353 SPECIFICA TIONS P ower Output 6.5 HP Gas Engine, EP A and CARB appro ved Displacement / Stroke 196 cc; 4-stroke Ignition T ype Electronic ignition (T .C .I.) Cooling System F orced air cooling Idling Carburetor Adjust 1700 +/- 150 RPM V alve clearance Cold engine – Intak e: 0.[...]

P age 4 SKU 94187 F or technical questions, please call 1-800-444-3353 Keep children awa y . Children must nev er be allowed in the work area. Do not let them handle machines, tools , or e xtension cords. Store idle equipment. When not in use, tools must be stored in a dr y location to inhibit rust. Alwa ys lock up tools and k eep out of reach of c[...]

P age 5 SKU 94187 F or technical questions, please call 1-800-444-3353 Fire Hazard! Do not fill gas tank when the engine is r unning. Do not operate if gasoline has been spilled. Clean spilled gasoline before star ting the engine. Do not operate near a pilot light or open flame . Operate the engine in well ventilated areas onl y . Carbon Monoxide[...]

P age 6 SKU 94187 F or technical questions, please call 1-800-444-3353 MOUNTING Mount the Engine using its f our mounting holes at the base (hardware not supplied). Selec t a flat, smooth locati on ab le to withst and the weig ht, vibr ation, and the load dev ice connected to the Engine. If installed indoors, proper e xhaust ventilation tubing mus[...]

P age 7 SKU 94187 F or technical questions, please call 1-800-444-3353 Pre-Operation Chec ks Caution: F ailure to add oil to the Engine before use will damage the Engine and v oid the f ac- tor y warranty . Engine oil is the ke y f actor in engine performance. Do not use Engine oil with additiv es; Do not use two-stroke gasoline-oil. Using these wi[...]

P age 8 SKU 94187 F or technical questions, please call 1-800-444-3353 Throttle Setting Throttle Setting Starting the Engine During this procedure, it ma y be helpful to ref er to the photos of the Engine Controls on page 5. Push the Gas V alve to the open (right) position. Close the Choke b y pulling it to the left. Note: If the Engine is already [...]

P age 9 SKU 94187 F or technical questions, please call 1-800-444-3353 Engine Difficult to Star t Symptom Probable Cause P ossible Remedy Engine difficult to star t – Cylinder compression OK – Spark OK Fuel supply bloc ked: 1. Air vent in Gas Cap clogged. 2. Gas V alv e plugged up 3. Main jet clog or misadjusted 4. Needle valv e improperly cl[...]

P age 10 SKU 94187 F or technical questions, please call 1-800-444-3353 Low Engine P ower Symptom Probable Cause P ossible Remedy When pressing Throttle f or higher speed, engine responds slowly; speed is decreased; or engine stops. Incorrect Ignition timing. Re-adjust ignition advance angle . Fuel supply problem: 1. Fuel line is clogged or has air[...]

P age 11 SKU 94187 F or technical questions, please call 1-800-444-3353 Symptom Probable Cause P ossible Remedy Engine stops suddenly . 1. Gas tank empty . 2. Carburetor clogged 3. Floater is leaking. 4. Needle valv e sticks . 5. Spar k plug dir ty or damaged. 6. Spar k plug connector wire damaged or disconnected. 7. Low oil auto-shutdown. 8. Ignit[...]

P age 12 SKU 94187 F or technical questions, please call 1-800-444-3353 Abnormal Engine Noise Symptom Probable Cause P ossible Remedy Noise of piston banging, or other metal-on-metal 1. Piston, piston r ing, or cylinder worn. 2. Tie rod, piston pin and hole worn. 3. Crankshaft main bear ing worn. 4. Piston r ing broken. 5. Carbon deposits in combus[...]

P age 13 SKU 94187 F or technical questions, please call 1-800-444-3353 MAINTENANCE Bef ore performing maintenance procedures, it ma y be helpful to locate the items to be ser viced in the photos on page 5. Many Engine maintenance , adjustments , and repairs must be completed by a qualified, small engine mechanic. Scheduled Maintenance F requency [...]

P age 14 SKU 94187 F or technical questions, please call 1-800-444-3353 Replace Spar k Plug by hand f or the first fe w tur ns, then tighten with the soc ket wrench completely . Securely tighten. A Spark Plug with a new Gasket requires 1/2 more turns to tighten than the used Gasket which requires 1/8 to 1/4 turns to tighten. Changing Oil Run the E[...]

P age 15 SKU 94187 F or technical questions, please call 1-800-444-3353 T orque V alue f or Major Engine Bolts Item T orque V alue (ft-lb) Cylinder Head Bolts 18 Flywheel Bolt 52~59 Crankcase Co ver Bolts 18 Connecting Rod 9 T ranspor ting the Engine Press the Gas V alve to the left (closed) position. W ait until the engine is cool before lifting a[...]

P age 16 SKU 94187 F or technical questions, please call 1-800-444-3353 P AR TS LISTS AND ASSEMBL Y DIA GRAMS Crankcase Assembl y Diagram Note: When ordering par ts from this list, specify: CRANKCASE ASSEMBL Y and the ITEM No . P ar ts List P art Description Q’ty 1 Drain Plug 2 2 W asher 2 3 Bearing, 6205 1 4 Seal, Oil, Crankshaft 1 5 Crankcase 1[...]

P age 17 SKU 94187 F or technical questions, please call 1-800-444-3353 Crankcase Co ver Assembl y Diagram Note: When order ing par ts from this list, specify: CRANKCASE CO VER ASSEMBL Y and the ITEM No . P ar ts List P art Description Q’ty 1 Oil Plug with Seal 1 2 Oil Plug 1 3 Seal 2 4 Crankcase Cov er 1 5 Bearing, 6250 1 6 Gasket, Cr ankcase 1 [...]

P age 18 SKU 94187 F or technical questions, please call 1-800-444-3353 Cylinder Head and Co ver Assembl y Diagram Note: When ordering par ts from this list, specif y: CYLINDE R HEAD AND CO VER ASSEMBL Y and the ITEM No . P ar ts List P art Description Q’ty 1 Bolt, M6x12 6 2 Air duct 1 3 Intake V alve Guide 1 4 Lead Wind Cover 1 5 Stud, M6x109 2 [...]

P age 19 SKU 94187 F or technical questions, please call 1-800-444-3353 Crankshaft, Piston, and Connecting Rod Assembl y Diagram Note: When order ing par ts from this list, specify: CRANKSHAFT , PIST ON, AND CONNECT - ING ROD ASSEMBL Y and the ITEM No. P ar ts List P art Description Q’ty 1 Piston Ring (I) 1 2 Piston Ring (II) 1 3 Side Rail 2 4 Ex[...]

P age 20 SKU 94187 F or technical questions, please call 1-800-444-3353 Camshaft and Roc ker V alve Assembl y Diagram Note: When order ing par ts from this list, specify: CAMSHAFT AND ROCKER V AL VE AS- SEMBL Y and the ITEM No . P ar ts List P art Description Q’ty 1 Lock Nut 2 2 Slee ve 2 3 V alve, Roc ker 2 4 Bolt, Adjusting, V alve Gap 2 5 V al[...]

P age 21 SKU 94187 F or technical questions, please call 1-800-444-3353 Carb uretor Assembl y Diagram Note: When ordering par ts from this list, specify: CARBURET OR ASSEMBL Y and the ITEM No . P ar ts List P art Description Q’ty 1 Inlet Gasket 1 2 Connecting Block 1 3 Carburetor Gask et 1 4 Screw , Idle Adjustment 1 5 Chamber Bode, Mixture 1 6 N[...]

P age 22 SKU 94187 F or technical questions, please call 1-800-444-3353 Fuel T ank Assembl y Diagram Note: When order ing par ts from this list, specify: FUEL T ANK ASSEMBL Y and the ITEM No . P ar ts List P art Description Q’ty 1 Pipe Clamp 2 2 Pipe, Outlet 1 3 Bolt, M6x22 1 4 Connector 1 5 P acking Ring 1 6 Nut, M6 2 7 Filter Cup 1 8 P acking R[...]

P age 23 SKU 94187 F or technical questions, please call 1-800-444-3353 Air Cleaner Assembl y Diagram Note: When order ing par ts from this list, specify: AIR CLEANER ASSEMBL Y and the ITEM No . P ar ts List P art Description Q’ty 1 Wing Nut 2 2 Air Cleaner Cov er 1 3 Filter Element 1 4 W asher 1 5 Slee ve A 2 6 Air Cleaner Housing 1 7 Screw , M5[...]

P age 24 SKU 94187 F or technical questions, please call 1-800-444-3353 Muffler Assembl y Diagram Note: When ordering par ts from this list, specify: MUFFLER ASSEMBL Y and the ITEM No . P ar ts List P art Description Q’ty 1 Screw , M5x8 4 2 Muffler Hood 1 3 Nut, M8 2 4 Muffler 1 5 Exhaust Muffler 1 6 Exhaust Gasket 1[...]

P age 25 SKU 94187 F or technical questions, please call 1-800-444-3353 Recoil Star ter Assembl y Diagram Note: When ordering par ts from this list, specify: RECOIL ST AR TER ASSEMBL Y and the ITEM No . P ar ts List P art Description Q’ty 1 Bolt, M6x22 1 2 Crankcase Side Plate Assy 1 3 Bolt, M6x18 3 4 F an Hood Assy . 1 5 Bolt, M6x12 5 6 Switch, [...]

P age 26 SKU 94187 F or technical questions, please call 1-800-444-3353 Regulator Contr ol Assembl y Diagram Note: When ordering par ts from this list, specify: REGULA T OR CONTR OL ASSEMBL Y and the ITEM No . P ar ts List P art Description Q’ty 1 Nut, M6 1 2 P anel, Setting 1 3 Spring P atch 1 4 Hand Grip 1 5 W asher 1 6 Bolt, M5x25 1 7 Spring, [...]

P age 27 SKU 94187 F or technical questions, please call 1-800-444-3353 Flywheel Assembl y Diagram Note: When order ing par ts from this list, specify: FL YWHEEL ASSEMBL Y and the ITEM No . P ar ts List P art Description Q’ty 1 Nut, M14x1.5 1 2 Star ting Flange 1 3 Flywheel F an 1 4 Flywheel 1[...]

P age 28 SKU 94187 F or technical questions, please call 1-800-444-3353 Ignition Coil Assembl y Diagram Note: When ordering par ts from this list, specify: IGNITION COIL ASSEMBL Y and the ITEM No . P ar ts List P art Description Q’ty 1 Screw , M6x22 2 2 Engine Stop Cable 1 3 Ignition Coil 1 4 Spark Plug Cap 1 5 Ignition Coil Assembly 1[...]

P age 29 SKU 94187 F or technical questions, please call 1-800-444-3353 Wiring Diagram Harbor Freight Tools Co . makes e ve r y effort to assure that its products meet high quality and durability sta ndards, and warrants to the or iginal purchaser that this product is free from def ects in materials and wor kmanship f or the per iod of ninety da ys[...]

P age 30 SKU 94187 F or technical questions, please call 1-800-444-3353 Calif ornia and United States Emission Contr ol Defects W arranty Statement The Calif ornia Air Res ourc es Bo ard (h erei n CAR B), th e Unit ed States Environmental Protection Agency (herein EP A), and Harbor F reight T ools ® (herein HFT) are pleased to explain the emission[...]

P age 31 SKU 94187 F or technical questions, please call 1-800-444-3353 4. Co verage Exclusions W arranty claims shall be filed in accordance with the pro vision s of the HFT wa rra nty pol icy e xplain ed in the bo x at the top of the pre vious page . HFT shall not be liable f or any loss of use of the engine, f or any alternative usage , f or an[...]