Gebruiksaanwijzing /service van het product HY70OM-8/992 van de fabrikant National Mower
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HYDRO 70" TRIPLEX NA TIONAL MOWER CO. 700 Raymond Ave., P.O. Box 14299, St. Paul, Minnesota 55114-0299, U.S.A. Phone (651) 646-4079 Fax (651) 646-2887 OWNER'S MANUAL Includes Assembly, M.
HY70OM-8/99 2 DECLARA TION OF CONFORMITY according to Directive 89/392/EEC We NATIONAL MOWER COMPANY ......................................................................................................................................................
NATIONAL HYDRO 70" TRIPLEX ® 3 National Mower Safe Operation Practices For Riding Mowers IMPOR T ANT WARNING California, USA residents are required by law (CA PRC 4442 & CA H & SC 13005) to equip their engines with spark arresters when operating in flammable vegitation.
HY70OM-8/99 4 T ABLE OF CONTENTS Declaration Of Conformity ............................................................................. 2 Safe Operating Practices .............................................................................. 3 Introduction .
NATIONAL HYDRO 70" TRIPLEX ® 5 1INTRODUCTION This manual has been prepared by National Mower Company as an aid to users for assembly, maintenance, adjustment and ordering replacement parts. Additional information will gladly be furnished by calling or writing National Mower Company.
HY70OM-8/99 6 3SPECIFICA TIONS 3.1ENGINE SPECIFICA TIONS TYPE: Twin Cylinder, Air Cooled ENGINE MODEL: Briggs & Stratton Vanguard HORSEPOWER: 11.9 kw (16 hp) COOLING: Ducted air flow 3.2TRANSMISSION TRACTION DRIVE: D irect coupled variable displacement hydraulic pump with high torque wheel motors.
NATIONAL HYDRO 70" TRIPLEX ® 7 07406 07257 07405 07403 07372 07256 07404 NATIONAL MOWER CO. 700 RAYMOND AVE. ST. PAUL, MINNESOTA 55114 USA 651-646-4079 FAX 651-646-2887 POWER RATING: 9.7 kW at: 3200 rpm WEIGHT: 528 kg 3.8DISPOSAL NUMBERS Petrol, Lead Free: .
HY70OM-8/99 8 07408 07409 07407 TRANSFERS, Continued 3.1 1TRANSFER DESCRIPTION 07406 Do not exceed 25 degree slope. Located on main chassis. 07403 Parking brake on/off. Located on main chassis. 07372 Manufactures identification and specifications.
NATIONAL HYDRO 70" TRIPLEX ® 9 4ASSEMBL Y INSTRUCTIONS 4.1ASSEMBL Y The Hydro 70 is shipped in two separate crates, one for the tractor and one for the cutting units. 4.2TRACTOR ASSEMBL Y 1. Disassemble crating for the tractor carefully to prevent damage to components.
HY70OM-8/99 10 4. Remove the two top fasteners holding the pivot bracket to the cutting unit and loosen the bottom fastener so the bracket is free to rotate. 5. Align and assemble the spring and pull arm previously attached to the tractor to the pull arm shaft on the cutting unit.
NATIONAL HYDRO 70" TRIPLEX ® 11 5GENERAL INFORMA TION 5.1ENGINE Your vehicle is powered by twin cylinder, 4 cycle Briggs & Stratton Vanguard engine which uses unleaded gasoline, 85 octane minimum. DO NOT MIX OIL WITH GASOLINE! Engine speed is controlled by means of a throttle lever mounted on the left side of console panel.
HY70OM-8/99 12 5.8CHOKE When starting a cold engine, pull the choke control out to close the choke plate and allow a richer fuel mixture to enter the engine. After the engine starts, push the choke control about half way in to keep the partially closed.
NATIONAL HYDRO 70" TRIPLEX ® 13 6OPERA TION 7ADJUSTMENTS 7.1ADJUSTMENTS Read each instruction completely and make sure you understand it before making any adjustment.
HY70OM-8/99 14 REEL CONTROL CLUTCH ADJUSTMENT, Continued If clutch idler is restricted from its proper function, (engaging and disengaging reel belt drive), follow these steps. Refer to figure on the previous page. 1. Make sure clutch rod is free from any restriction by moving lever arm back and forth.
NATIONAL HYDRO 70" TRIPLEX ® 15 7.6 REEL TO BEDKNIFE ADJUSTMENT The reel is adjusted to a fixed position bedknife. This makes a more rugged and stable frame retaining adjustment longer. To adjust the reel to bedknife contact, turn the hex adjuster on each side of the reel down.
HY70OM-8/99 16 Reels must be ground at 25° in the direction shown by the arrow. Back grind until reel blades are free from roundness, dents and nicks. Spin grind to remove all burrs. All blades must be on the same diameter. For maximum cutting efficiency, grind bed knife top and front edges at 5° as shown.
NATIONAL HYDRO 70" TRIPLEX ® 17 8MAINTENANCE To avoid possible serious bodily injury, before performing any adjustments, maintenance, or lubrication, place all controls in Neutral, lower the mowers to the ground, engage parking brake, turn ignition switch off and remove key.
HY70OM-8/99 18 8.4CHARGING A BA TTER Y 1. Remove the battery from the tractor before charging. 2. Be sure charger is Off. 3. Connect charger leads to battery. Connect the positive (+) connector from the charger to the positive battery terminal.
NATIONAL HYDRO 70" TRIPLEX ® 19 8. 9HYDRAULIC HOSES 1. Hydraulic hose and tube lines should be inspected every week to check for cuts, loose connections, kinks and wear. To avoid serious bodily injury, always lower mowers to the ground, place all controls in Neutral and shut off engine before inspecting hydraulic lines or hoses.
HY70OM-8/99 20 MAINTENANCE, Continued 8.1 1HYDRAULIC OIL FIL TER To prevent damage to the hydraulic system, the hydraulic oil filter should be changed after the first 25 hours of operation and every 250 hours thereafter. 1. Remove the old filter and fill new filter with clean fluid.
NATIONAL HYDRO 70" TRIPLEX ® 21 8.17COUPLING ALIGNMENT To prevent coupling failures proper shaft alignment between the pump shaft and engine shaft is required. Following these steps will ensure proper alignment. 1. Remove flex coupling disk (Part# 591181) from in- between coupling halves.
HY70OM-8/99 22 9ST ORAGE 9.1GENERAL INSTRUCTIONS When you do not plan to use your vehicle for some time, it should be stored in a dry and protected place. Unnecessary exposure to the elements may deteriorate its appearance and shorten the usual service life.
NATIONAL HYDRO 70" TRIPLEX ® 23 10TROUBLE SHOOTING GUIDE 10.1ENGINE WILL NOT ST ART Check fuel in tank. Check if fuel is at end of fuel line at carburetor. If not, clean filter on fuel shutoff on bottom of tank. If not, replace fuel filter.
HY70OM-8/99 24 1 1LUBRICA TION Grease Items 1 through 9 (use pressure gun) every 40 hours. Clean fittings and slowly fill until grease begins to seep out.
NATIONAL HYDRO 70" TRIPLEX ® 25 Grease Items 1 through 7 (use pressure gun) every 40 hours. Clean fittings and slowly fill until grease begins to seep out. Item Description No. of Fittings 1 Reel shaft bearing 2 2 Reel to bed knife adjuster 2 3 Roller bearing (per cutting unit) 4 4 Roller adj.
HY70OM-8/99 26 12ELECTRICAL SCHEMA TIC GROUND WIRE (07104) REEL CONTROL SWITCH (#07325) SEAT SWITCH (#07332) HOUR METER (#07063) GRD. BATTERY IGNITION SWITCH (#07065) GRD.
NATIONAL HYDRO 70" TRIPLEX ® 27 P ARTS LIST Note: For your records and future ordering, fill in the following information. DATE PURCHASED MODEL NO. SERIAL NO. ORDERING INFORMATION When ordering replacement parts, always furnish: 1. Your complete name, address and phone number.
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HY70OM-8/99 42 WHEEL MOTOR PUMP FILTER LIFT CYLINDER TANK NEEDLE VALVE LIFT VALVE WHEEL MOTOR REAR WHEEL MOTOR.
NATIONAL HYDRO 70" TRIPLEX ® 43 1 07303 HOSE, Motor 3 2 07309 LINE, Pump to Tee 1 3 07310 LINE, Pump to Tee 1 4 07299 HOSE, Case Drain, R.H. 1 5 07306 LINE, Case Drain 1 6 07311 LINE, Pump to Fi.
HY70OM-8/99 44 WHEEL MOTOR FILTER PUMP LIFT CYLINDER TANK NEEDLE VALVE LIFT VALVE WHEEL MOTOR REAR WHEEL MOTOR.
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HY70OM-8/99 46 _______________________________________________________________________________________________________________________________ _________ _______________________________________________.
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HY70OM-8/99 50 Qty. Item P ar t No . Description Description Item Part No. Qty. 1 302864 ADJUSTER, Rear Roller 3 2 02228 NUT, Jam 1 2 3 09169 CABLE, Roller Scraper 3 4 302865 ADJUSTER, Rear Roller 3 _.
NATIONAL HYDRO 70" TRIPLEX ® 51 NA TIONAL MOWER COMP ANY ONE YEAR LIMITED W ARRANTY For the period of one year from the date of purchase (45 days if the product is used for rental purposes), Nat.
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