Instruction/ maintenance manual of the product MOWER Briggs & Stratton
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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 www.nationalmower.
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I-TRIM ® 3 T ABLE OF CONTENTS Table of contents ...................................................... 3 Introduction ............................................................... 4 Safe Operating Practices ...................................... 4- 6 Decal (Transfer) Identification .
4 INTRODUCTION Read this manual carefully to learn how to operate and maintain your product properly. The information in this manual can help you and others avoid injury and product damage. The operator is responsible for operating this product properly and safely.
I-TRIM ® 5 Operation • Do not operate the engine in a confined space where dangerous carbon monoxide fumes can collect. • Operate only in daylight or in good artificial light.
6 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. Arresters must be obtained from your engine dealer and are not available from National Mower Company.
I-TRIM ® 7 DECAL IDENTIFICA TION 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.
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I-TRIM ® 9 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.
10 INTRODUCTION This manual has been prepared by National Mower Company as an aid to users for set up, operation and servicing and ordering replacement parts.
I-TRIM ® 11 1.1—ENGINE SPECIFICA TIONS TYPE: 3 cylinder turbocharged Diesel ENGINE MODEL: Briggs & Stratton 954 DT HORSEPOWER: 34 hp COOLING: Water cooled 1.2—TRANSMISSION TRACTION DRIVE: Oilgear variable Displacement Hydrostatic pump WHEEL DRIVE Char Lynn hydraulic motors MOTORS: with disc-parking brakes 1.
12 FIGURE B 2—ASSEMBL Y INSTRUCTIONS 2.1—TRACTOR ASSEMBL Y Handle banding material with caution. Use heavy leather gloves. Banding is sharp! The side and rear lift arms are spring-loaded up. T ake care when handeling. 1. Remove crating top, front and sides from the tractor crate.
I-TRIM ® 13 2.4—DECK MOTORS AND BLADES The I-T rim is available with standard or mulch- ing blades. The Rear/Right decks require a RH blade and the left deck uses a LH blade.
14 1. Remove rear RH wheel to replace battery. Install battery with side mount terminals facing toward engine. See Fig F. 2. Place battery hold down strap over bolts and secure with flat washers and hex nuts. Do not over-tighten. 3. Connect the red ignition wire to the positive (+) terminal of the battery.
I-TRIM ® 15 3.2—TRACTION DRIVE TRAIN Power from the engine is transmitted by direct drive to the variable displacement pump. The pump supplies hydraulic fluid to the hydraulic motors. 3.3—MOWER DECK DRIVE Hydraulic power to the deck motors is actuated by electric switch mounted on the RH control panel.
16 Battery Charging Oil Pressure LOW Water Temperature Water in Fuel Glow Plug ON 4.3—HOUR METER The hour meter (2,Fig. J) indicates the number of hours the tractor has been operated. It can be used to keep track of maintenance intervals and the amount of time required to perform various tasks.
I-TRIM ® 17 4.4—THROTTLE LEVER Push throttle lever (4, Fig. J) forward to increase engine speed, pull back to decrease the engine speed. Position throttle at full throttle or slightly less for optimum power and deck speed during mowing. 4.5—TRACTION PEDAL The traction pedal (5, Fig.
18 5—OPERA TION 5.1—CHECK LIST 1. Fill the fuel tank with good quality, clean, diesel with a minimum of 40 octane. Fresh fuel prevents gum from forming in the fuel system. Fill tank to 1 inch (25 mm) below filler neck. Do not overfill. 2. Check oil in the engine crankcase.
I-TRIM ® 19 5.4—MOWING OPERA TION 1. Check the turf area for debris that would cause damage to the decks. Never operate the decks when they are in the UP position because of the danagers of flying objects and exposed blades.
20 6.2—P ARKING BRAKE ADJUSTMENT The parking brake should be set so that it holds the tractor securely. The parking brake must be released before the traction pedal is engaged. 1. Adjust the brake by loosening set screw in the brake knob and turning knob clockwise to tighten, or counterclockwise to loosen, then retighten set screw.
I-TRIM ® 21 6.4—REAR MOWER LIFT The rear mower lift height has been preset at the factory and normally will not need to be adjusted. The I-Trim may be fitted with a needle valve on the rear lift cylinder. Turning the needle valve CW will slow the lift and lowering speed of the rear deck.
22 3. When the battery is being installed or removed make sure that the positive and negative terminals do not come in contact with metal tractor parts at the same time or severe damage may result. 4. Battery connections must be kept clean and tight at all times.
I-TRIM ® 23 7.4—CHARGING A BA TTER Y T o avoid possible injury , stand away from battery when charger is turned on. A damaged battery or a battery with an internal short could explode Charge battery ONL Y in a well verted location, away from sparks or open flame.
24 1. Remove the old filter 2. Install new filter , filling filter with oil before re-installing. Apply oil to the O-ring of the filter prior to installation. Hand tighten only . 3. Run engine at idle speed with hydrostatic pump in neutral for five minutes.
I-TRIM ® 25 THIS PAGE IS BLANK.
26 1 Daily Dipstick / left side of Engine Check level 1 2 Daily Radiator Reservoir Bottle Check level 1 3 Daily Hydraulic Tank Check level 1 4 Daily Fuel Tank Check level 1 5 Daily* Pre-Air Filter Ins.
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28 8—STORAGE 8.1—GENERAL 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.
I-TRIM ® 29 9—TROUBLE SHOOTING ENGINE WILL NOT START The operator must be seated. Check position of controll switch (on dash). Switch must be in the OFF position. Check to see that the traction pedal is in neutral. (neutral is in the center position).
30 9. SAFETY INTERLOCK BOARD (SIB): The ITrim is equipped with an integrated circuit board designated as the Safety Interlock Board (SIB). The SIB controls the vehicle starter cranking, engine run and deck run circuits and the indicator lights. The starter motor won’t crank unless the following conditions are met: a.
I-TRIM ® 31 If no lights come on and fuse is good and there is power to the board: 1. Make sure SIB is grounded by checking the resistance between the capacitor ground on the SIB and the vehicle frame. Resistance should be 0. If SIB is not grounded: 1.
32 Problem: STARTER CRANKS BUT ENGINE WON’T START Check the electrical system after checking for fuel in the tank and after priming the fuel system. Using a test light with the ignition switch in the on position, check for power at the fuel pump connector on the engine.
I-TRIM ® 33 - - - + + + + 9 5 7 3 1 8 10 JI 6 4 2 4 J3 J2 J4 R E L A Y S E A T GROUND CAPACITOR R E L A Y P E D A L R E L A Y B L A D E R E L A Y R U N R E L A Y B U Z Z E R 3 LIGHT (4) INDICATOR REL.
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I-TRIM ® 35.
36 FIGURE 1.
I-TRIM ® 37 FIGURE 1—SCREEN BOX, GUARDS, ROPS, MISC ITEM NO. QTY. PART NO. DESCRIPTION 1 1 306435 WELDMENT - SIDE COVER, LH 2 1 07063 HOUR METER 3 5 07697 LED 4 1 306341 PANEL - INSTRUMENT, LH 5 1 .
38 FIGURE 2.
I-TRIM ® 39 FIGURE 2—DECK LIFT ARMS AND PULL ARMS IT EM N O. QTY. PART NO. DESCRIPTION 1 2 07719 BUSHING - 1X1.5X2, BOSTON #B1624-16 2 5 02511 THRUST WASHER 3 1 02263 HEX NUT 3/8-24 NYLOCK 4 3 02403 FLAT WASHER - 3/8 SAE 5 1 07709 LIFT CYL - WING DECK 6 10 204447 BUSHING - PULL ARM 7 1 02036 HEX BOLT, 0.
40 FIGURE 3.
I-TRIM ® 41 FIGURE 3— SEAT, WHEELS, ENGINE, RADIATOR, HYD TANK IT EM NO . QTY. PART NO. DESCRIPTION 1 1 306195 WELDMENT - HYDRAULIC RESERVOIR 2 1 305497 STRAINER 3 1 07316 STRAINER 4 1 07783 CAP &a.
42 FIGURE 4.
I-TRIM ® 43 FIGURE 4—WHEEL MOTORS, FILTERS, HYD COMPONENTS IT EM NO . QTY. PART NO. DESCRIPTION 1 1 07688 STEERING FILTER 2 1 07690 STEERING VALVE 3 1 07689 FILTER ELEMENT 4 1 306357 BRKT - LIFT VA.
44 FIGURE 5.
I-TRIM ® 45 FIGURE 5—PEDAL ASSY, HYD PUMPS.
46 FIGURE 6A FIGURE 6B.
I-TRIM ® 47 FIGURE 6A — FRONT AXLE, FUEL TANK, AND FRAME FIGURE 6B - FRONT WHEEL ASSY.
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I-TRIM ® 49 32 3 15 27 7 8 2 2 8 27 6 26 25 10 11 24 16 17 18 12 22 21 20 19 23 25 5 9 4 1 13 28 29 30 31 32 33 32 31 33 ITE M N O. QTY. PART NO. DESCRIPTION 1 1 306171 WELDMENT - DECK PLATFORM RR 2 .
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I-TRIM ® 51 28 7 11 30 9 18 3 5 6 22 26 23 24 12 13 25 19 20 21 2 24 23 22 26 28 30 8 10 4 27 28 29 14 34 1 15 16 32 31 36 35 33 34 35 35 36 FIGURE 10—LEFT HAND MOWER ASSEMBLY * ITE M N O.
52 FIGURE 1 1.
I-TRIM ® 53 FIGURE 11—HYDRAULIC DECKS AND OIL COOLER ITEM NO. QTY. PART NO. DESCRIPTION 1 1 306195 WELDMENT - HYDRAULIC RESERVOIR 2 2 305737 DECK MOTOR - R, REAR DECKS, CCW 3 1 305736 DECK MOTOR - .
54 FIGURE 12.
I-TRIM ® 55 FIGURE 12—HYDRAULIC WHEEL MOTORS, STEERING.
56 Item Part No. Description Qty. 1 07063 HOURMETER 1 2 07697 LED LIGHTS ON INSTRUMENT 5 3 07065 KEYSWITCH 1 4 07496 SWITCH, DECK MOTOR 1 5 07695 RELAY, STARTER SOLENOID 1 6 07700 CIRCUIT BREAKER 1 7 .
I-TRIM ® 57 1 07501 SEAL KIT (Includes all of below) 1 2 --------- O-RING, 1-1/4” 1 3 --------- WEAR RING, 1.5” x .38” Wide 1 4 --------- WASHER 1 5 --------- CROWN SEAL, 1.5” 1 6 --------- O-RIING 1 7 --------- O-RING 1 8 --------- WIPER 1 FIGURE 14—STEERING CYLINDER, 204382 Item Part No.
58 07742 306195 07740 07741 07737 07743 07752 07749 07739 07685 07686 07746 07691 07734 LEFT SIDE 204382 07735 07690 07738 07688 07736 DTE 07/07/05-2 A SHEET 1 OF 2 07748 07693 07750 TOP VIEW STEERING.
I-TRIM ® 59 306195 07768 07754 07753 07758 CIRCUIT 07692 07759 07755 MOWER DRIVE AND DECK LIFT 07756 07709 07710 SHEET 2 OF 2 07760 A DTE 07/07/05 3005037 07761 07757 07767 306005 07766 306004 07765 .
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I-TRIM ® 61 NA TIONAL MOWER COMP ANY TWO YEAR LIMITED W ARRANTY FOR I-TRIM MOWERS For the period of two years from the date of purchase, or 1,500 hours, whichever occurs first (45 days if the product.
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An important point after buying a device Briggs & Stratton MOWER (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Briggs & Stratton MOWER yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Briggs & Stratton MOWER - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Briggs & Stratton MOWER you will learn all the available features of the product, as well as information on its operation. The information that you get Briggs & Stratton MOWER will certainly help you make a decision on the purchase.
If you already are a holder of Briggs & Stratton MOWER, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Briggs & Stratton MOWER.
However, one of the most important roles played by the user manual is to help in solving problems with Briggs & Stratton MOWER. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Briggs & Stratton MOWER along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
