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I-TRIM
OWNER'S MANUAL
Includes Specifications, Assembly, Operation,
Maintenance & Parts Lists
NATIONAL 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
www.nationalmower.com
MARCH 2006
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® I-TRIM TABLE OF CONTENTS Table of contents ...................................................... 3 Introduction ............................................................... 4 Safe Operating Practices ...................................... 4-6 Decal (Transfer) Identification ............................... 7-9 Introduction and Receipt of Shipment ................... 10 1— Specifications ................................................... 11 2— Assembly Instructions..........................
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• Keep in mind that the operator or user is responsible for INTRODUCTION accidents or hazards occurring to other people or their Read this manual carefully to learn how to operate and property. maintain your product properly. The information in this manual can help you and others avoid injury and product • All drivers and mechanics should seek and obtain damage. The operator is responsible for operating this professional and practical instruction. The owner is product properly and safely. res
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® I-TRIM Operation • Stop the engine and disengage drive to attachment • Do not operate the engine in a confined space where dangerous carbon monoxide fumes can collect. - before refuelling; - before removing the grass catchers; - before making height adjustment unless adjustment • Operate only in daylight or in good artificial light. Stay can be made from the operator’s position. alert for holes in the terrain and other hidden hazards. - before clearing blockages;
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• Be careful during adjustment of the machine to prevent • Check the safety interlock switches daily for proper entrapment of the fingers between moving blades and operation. If a switch should fail, replace the switch fixed parts of the machine Use care when checking before operating the machine. blades. Wrap the blade(s) or wear gloves, and use caution when servicing them. Only replace blades. • Using the machine demands attention. To prevent loss Never straighten or weld them. of contro
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® I-TRIM DECAL IDENTIFICATION National has provided decals in many locations throughout the machine to aid the operator in identifying, controlling and operating the I-Trim safely and correctly. It is important that all decals are clean and visable at all times. Replace decals that are damaged, missing or accidently painted over. A B D C E 7
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F G I H J 8
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® I-TRIM K L M NAMES AND LOCATIONS Item Part No. Description / Location A 07792 I-Trim Model / Left and Right sides of operator panels B 07794 Natinal Logo / Top of rear hood C 07793 National Name / Front of steering column D 07797 Diesel Fuel / Top of Fuel Tank E 07796 Hydraulic Fluid / Top of hydraulic tank F 07778 Warning light identification / Left side panel G 07779 Key Switch and deck rotation switch / Right side panel H 07777 Engine Speed / Left side panel I 07411 Danger / Top of rear a
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INTRODUCTION Designations of right, left, front and rear are used in the This manual has been prepared by National Mower position of the operator sitting in the seat. Company as an aid to users for set up, operation and servicing and ordering replacement parts. Additional information will gladly be furnished by calling or writing Metric equivalents are provided wherever possible for the company. users outside of the United States. Please furnish us with the Model number, serial number and date o
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® I-TRIM 1—SPECIFICATIONS BATTERY TYPE: Exide Model 60 Premium 1.1—ENGINE SPECIFICATIONS Type 78-60 12 V side post 7 3/16 (18 cm) height 6 ¾ (17 cm) width TYPE: 3 cylinder turbocharged Diesel 10 1/4 (26 cm) length ENGINE MODEL: Briggs & Stratton 954 DT 1.5—CUTTING UNIT SPECIFICATIONS HORSEPOWER: 34 hp COOLING: Water cooled CUTTING UNIT: (3) - 26” (.66m) wide decks BLADES: (2) Right hand 26” (.66 m) wide blades (1) Left hand 26” (.66m) wide blade 1.2—TRANSMISSION DECK MOTORS:(2) CW Hydraulic mo
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2—ASSEMBLY INSTRUCTIONS 2.2—REAR DECK ASSEMBLY 2.1—TRACTOR ASSEMBLY 1. Remove crating top, front and sides from deck crate. Unscrew blades from crate. Handle banding material with caution. Use heavy 2. Remove rear deck from crate and position behind leather gloves. Banding is sharp! tractor as shown in Figure C. Remove roll pin and washer from attachment shaft. The side and rear lift arms are spring-loaded up. Take care when handeling. 3. Insert a 1/2” rod into lift arm (Fig B) to lower an
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® I-TRIM 2.5—ROPS 2.4—DECK MOTORS AND BLADES 1. Install roll-over protective structure with supplied bolts and nuts as shown on Fig E. ROPS can be installed with seat in The I-Trim is available with standard or mulch- forward position. Lower ROPS over seat and insert LH side ing blades. The Rear/Right decks require a RH blade and the left deck uses a LH blade. into position. Slide ROPS to RH side and spread it slightly to clear brackets. Install with supplied fasteners. NOTE . MULCHING B
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2.6—ENGINE CRANKCASE 2.9—GUARD FOR DECK DISCHARGE Crankcase oil has been installed at the factory. However it is recommended that the engine be checked for proper oil Each I-Trim Deck is supplied with a safety guard for the level before starting. Refer to separate engine manual rear discharge area. These guards are supplied to included with each I-Trim Mower. prevent accidental insertion of a person’s foot and need to be installed as shown in Fig. G. 2.7—HYDRAULIC OIL 1. The hydraulic oil has
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® I-TRIM 3—GENERAL INFORMATION NOTE If adjustments are necessary see section 5.0 of the is manual for instructions. 3.1—ENGINE Your machine is powered by a 3-cylinder Briggs and Stratton turbocharged diesel engine which uses diesel fuel. Engine speed is controlled by means of a throttle lever mounted on the dash panel. A separate Engine Manual, prepared by the engine manufac- turer is supplied. Study the manual carefully until you are familiar the maintenance, operation, adjustment and repair
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4—CONTROLS 5 6 10 1 2 9 3 7 4 8 FIGURE J 4.1—IGNITION SWITCH Battery Charging Oil Pressure LOW Insert key in switch (1, Fig.J) and turn clockwise to on position and wait until the glow plug light turns off. After light turns off, turn key clockwise as far as it will go to start engine, then release. The deck rotation control switch must be in the off position, the traction control pedal in the neutral position and a operator must be sitting on the seat before starting engine
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® I-TRIM 4.4—THROTTLE LEVER Push throttle lever (4, Fig. J) forward to increase engine 4.9—DECK DRIVE CONTROL speed, pull back to decrease the engine speed. By toggling the deck drive control switch ON (9, Fig. Position throttle at full throttle or slightly less for optimum J), an electric solenoid valve is activated which power and deck speed during mowing. engages power to the deck motors. Pushing the switch to the OFF position disengages the 4.5—TRACTION PEDAL valve. This contrtol must be in
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5—OPERATION 5.1—CHECK LIST 6. Operate at speeds which allow you to have complete control of the tractor and allow you to stop the tractor or 1. Fill the fuel tank with good quality, clean, diesel with a maneuver safely in case of an emergency. It is minimum of 40 octane. Fresh fuel prevents gum from recommended that you adjust the Speed Control (6, Fig. forming in the fuel system. Fill tank to 1 inch (25 mm) J), to maintain a constant pedal postion/speed and below filler neck. Do not overfil
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® I-TRIM 1. When operating on hillsides or slopes, maintain full 5.4—MOWING OPERATION engine speed, but let up on the traction pedal as power requirements increase. This will maintain the 1. Check the turf area for debris that would cause performance necessary. damage to the decks. Never operate the decks when they are in the UP position because of the danagers of flying 2. It is best to mow along the side of the hill, starting at the objects and exposed blades. bottom and working upwards
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6—ADJUSTMENTS 5.8—AFTER OPERATION Read each instruction completely and, make sure you under- 1. Clean the entire mower after use. Remove loose grass stand it before making any adjustments. Follow all the safety clippings and caked grass to prevent clogging the vented precautions. areas, lubrication points, and corroding parts. 2. The engine is water cooled. Do not permit dirt or grass clippings to accumulate on the air intake screen, engine or radiator/oil cooler to prevent serious heat
