Snapper LT145H33FBV, LT145H38FBV Safety Instructions & Operator's Manual
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Snapper LT145H33FBV, LT145H38FBV Safety Instructions & Operator's Manual

Snapper LT145H33FBV, LT145H38FBV Safety Instructions & Operator's Manual

Lawn tractor hydrostatic drive series f
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MODEL DESIGNATION
ENGINE HP
DRIVE SYSTEM TYPE
CUTTING WIDTH
LT – Lawn Tractor Model Designation
145 - 14.5 HP Engine Horse Power
H – Hydrostatic Transmission
33 – 33" Cutting Width Mower
Thank you for buying a SNAPPER product! Before operating the Lawn Tractor, read and follow the
"IMPORTANT SAFETY INSTRUCTIONS" on pages 2 & 3, all other instructions contained in this manual and the
accompanying booklet "About Power Mower Safety". Lawn mowers and all power equipment can be potentially
dangerous if used improperly. REMEMBER: SAFETY REQUIRES CAREFULL USE IN ACCORDANCE WITH
INSTRUCTIONS AND COMMON SENSE!
COPYRIGHT © 1999
SNAPPER INC.
ALL RIGHTS RESERVED
Safety Instructions & Operator's Manual for
MODEL NUMBER EXPLANATION
LT
145
H
LAWN TRACTOR
HYDROSTATIC DRIVE
38
F
B
38 – 38" Cutting Width Mower
F – Series Designation
B – Briggs & Stratton Engine
V – Over Head Valve Type Engine
SERIES F
MODELS
HYDROSTATIC DRIVE
LT145H33FBV
LT145H38FBV
V
ENGINE TYPE
ENGINE MODEL
SERIES DESIGNATION
MANUAL No. 7-2832 (I.R. 8/24/99)

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Summary of Contents for Snapper LT145H33FBV, LT145H38FBV

  • Page 1 H – Hydrostatic Transmission 33 – 33” Cutting Width Mower Thank you for buying a SNAPPER product! Before operating the Lawn Tractor, read and follow the “IMPORTANT SAFETY INSTRUCTIONS” on pages 2 & 3, all other instructions contained in this manual and the accompanying booklet “About Power Mower Safety”.

  • Page 2: Important Safety Instructions

    If you have any questions pertaining to your machine which your dealer cannot answer to your satisfaction, call or write the Customer Service Department at SNAPPER, McDonough, Georgia 30253. Phone: (1-800-935-2967).

  • Page 3: Operation

    14. Have machine serviced by an authorized repair SNAPPER dealer at least once a year and have the dealer install any new safety devices. 15. Use only genuine SNAPPER replacement parts assure SLOWLY maintained.

  • Page 4: Table Of Contents

    IMPORTANT SAFETY INSTRUCTIONS ... 2 - 3 TABLE OF CONTENTS ... 4 SECTION 1 - FAMILIARIZATION ... 5 Components ...5 Controls ...5 SECTION 2 - OPERATING INSTRUCTIONS ... 6-10 Pre-start Checklist ...6 Operator’s Seat Adjustment ...6 Starting & Stopping Engine ...7 Starting &...

  • Page 5: Section 1 - Familiarization

    COMPONENTS nomenclature drawings above, essential components of the SNAPPER Lawn Tractor. It is recommended that all operators of this equipment become thoroughly familiar with the components and their operation BEFORE OPERATING. Specific details involving the engine are found in the separate Engine Owner’s Manual.

  • Page 6: Section 2 - Operating Instructions

    Section 2 - OPERATING INSTRUCTIONS 2.1 PRE-START CHECKLIST Make the following checks and perform service as required before each start-up. 2.1.1. Check tires and add air as needed to bring pressure to 12 P.S.I. in front tires and 12 P.S.I. in rear tires.

  • Page 7: Starting & Operation

    Section 2 - OPERATING INSTRUCTIONS 2.3 STARTING & OPERATION 2.3.1. STARTING ENGINE 1. Take a comfortable position in seat of machine, look around to make sure that the area you are going to mow is clear of people, children and pets. Take note of any stationary obstacles! NOTE: The interlock system will prevent the engine from starting if the blade engagement lever is in the "ON"...

  • Page 8: Starting & Stopping Wheel Drive

    Section 2 - OPERATING INSTRUCTIONS 2.3 STARTING & OPERATION (continued) 2.3.2. STARTING WHEEL DRIVE 1. Shift speed control lever to neutral. 2. Start engine. Refer to Section “STARTING ENGINE”. 3. Release clutch/brake pedal. 4. Slowly shift speed control lever forward for forward motion or to the rear for reverse motion.

  • Page 9: Setting Park Brake

    Section 2 - OPERATING INSTRUCTIONS 2.4 STOPPING 2.4.3. STOPPING MOWER BLADE 1. Stop mower blade by moving blade engagement lever to the "OFF" position. See Figure 2.11. FIGURE 2.11 WARNING Once blade is disengaged, it should come to a complete stop in 5 seconds or less. continues to rotate after 5 seconds, the blade brake must be adjusted.

  • Page 10: Operating Instructions

    Section 2 - OPERATING INSTRUCTIONS 2.6. ROLLING TRACTOR WITH ENGINE OFF Rolling Hydro Models 1. With engine "OFF", move to rear of tractor. 2. Pull the roll release control all the way out to disengage the hydro transmission. See Figure 2.15. PULL ROLL RELEASE CONTROL ALL THE WAY OUT TO DISENGAGE...

  • Page 11: Section 3 - Maintenance

    Section 3 - MAINTENANCE 3.1 INTRODUCTION To retain the quality of the Tractor, use genuine SNAPPER replacement parts only. Contact a local SNAPPER dealer for parts and service assistance. For the correct part or information for a particular Tractor, always mention the model and serial number.

  • Page 12: Check Mower Blade

    Section 3 - MAINTENANCE 3.2.3. CHECK MOWER BLADE (Continued) TORQUE 38” BLADES TO 70 TO 80 FT. LBS. FIGURE 3.3 3.2.4. CHECK 33" DECK DRIVE BELT 1. With engine "OFF", move blade engagement lever to "ON". 2. Measure blade cable extension spring. Spring should extend 1"...

  • Page 13: Lubrication (Tractor)

    Section 3 - MAINTENANCE 3.3.4. TRACTOR LUBRICATION 1. Front Wheel Bearings Lubricate each front wheel bearing through the grease fitting on wheel hub. Using general purpose grease in a grease gun, add grease until grease purges from bearing. See Figure 3.6. FRONT WHEEL BEARING LUBRICATION FITTING...

  • Page 14: Steering Tie Rod

    Section 3 - MAINTENANCE 3.3.4. TRACTOR LUBRICATION (Continued From Previous Page) 7. Steering Tie Rod Lubricate both ends of steering tie rod with a small amount of SAE30 oil. See Figure 3.10. FIGURE 3.10 8. Blade Engagement Mechanism Using SAE30 oil, lubricate the blade engagement mechanism pivot points, which are located on the R.H.

  • Page 15: Fuel Filter

    3.4.3. SPARK PLUG Remove and replace engine spark plug. Refer to engine owner's manual for correct replacement plug and gap specifications. 3.4.4. HYDROSTATIC TRANSMISSION OIL The hydrostatic transmission does not require maintenance. problems immediately to a Snapper dealer. arise return...

  • Page 16: Section 4 - Adjustment & Repair

    WARNING Blades must stop rotating in 5 seconds or less after blades have been turned off. DO NOT operate machine until blade brake has been adjusted and functioning properly. Contact your SNAPPER dealer for assistance. 4.2.1. BLADE BRAKE ADJUSTMENT The blade brake when properly adjusted will stop blade rotation in 5 seconds or less when the blade engagement lever is moved to the OFF position.

  • Page 17: Blade Belt Adjustment (33" Deck)

    Section 4 - ADJUSTMENT & REPAIR WARNING DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug.

  • Page 18: Adjusting Mower Blade (33" Deck)

    Section 4 - ADJUSTMENT & REPAIR 4.2.4. ADJUSTING MOWER BLADE – 33” DECK (Continued from previous page) MEASURE THE DISTANCE BETWEEN DECK LIP AND BLADE TIP FIGURE 4.5 WARNING DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine.

  • Page 19: Side To Side

    Section 4 - ADJUSTMENT & REPAIR WARNING DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug.

  • Page 20: (Deck Level Adjustment) 38" Side To Side

    Section 4 - ADJUSTMENT & REPAIR WARNING DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug.

  • Page 21: (Deck Level Adjustment) 38" Front To Rear

    Section 4 - ADJUSTMENT & REPAIR WARNING DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug.

  • Page 22: Steering Adjustment

    Section 4 - ADJUSTMENT & REPAIR WARNING DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug.

  • Page 23: Traction Drive Belt Adjustment

    Section 4 - ADJUSTMENT & REPAIR 4.3.4. TRACTION DRIVE BELT ADJUSTMENT Should a gradual loss of traction be noticed, it may be necessary to adjust the traction drive belt tension. Adjust as follows: 1. Move tractor to a firm, level surface. 2.

  • Page 24: Mower Blade Service

    Section 4 - ADJUSTMENT & REPAIR WARNING DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug.

  • Page 25: Mower Blade Replacement

    Section 4 - ADJUSTMENT & REPAIR WARNING DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug.

  • Page 26: Traction Drive Belt Removal/Replace

    Section 4 - ADJUSTMENT & REPAIR WARNING DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug.
  • Page 27 Section 4 - ADJUSTMENT & REPAIR WARNING DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug.

  • Page 28: Blade Belt Removal & Replacement

    Section 4 - ADJUSTMENT & REPAIR WARNING DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug.

  • Page 29: Battery Installation

    Section 4 - ADJUSTMENT & REPAIR 4.5 BATTERY 4.5.1. BATTERY REMOVAL 1. Raise operator's seat. 2. Remove the two adjusting knobs. 3. Remove seat assembly and move forward. Use care not to disconnect wires from seat switch. See Figure 4.42. REMOVE ADJUSTING KNOBS AND MOVE SEAT FORWARD...

  • Page 30: Adjustments & Repair

    Section 4 - ADJUSTMENT & REPAIR WARNING DO NOT OVERFILL! DO NOT attempt to service or charge the battery while it is installed on the machine. DO NOT use “BOOST” chargers on the battery. 4.5.5. BATTERY TESTING There are two types of battery tests: Unloaded and Loaded.

  • Page 31: Available Accessories

    Section 4 - ADJUSTMENT & REPAIR AVAILABLE ACCESSORIES The SNAPPER Series F LAWN TRACTOR can be equipped with a variety of accessories that increase its versatility. The accessories available for each model are listed in the chart below. Contact an authorized SNAPPER dealer for ordering any of the accessories desired.

  • Page 32: Section 5 - Electrical System

    SECTION 5 - ELECTRICAL SYSTEM Harness Routing Figure 5.1 illustrates typical harness routing on all the Series D Lawn Tractors. Use this when locating various electrical components. TO BATTERY NEGATIVE (-) TERMINAL TO BATTERY POSITIVE (+) TERMINAL HEADLIGHT SWITCH BLADE ENGAGEMENT LEVER SWITCH SOLENOID...

  • Page 33: Electrical System

    SECTION 5 - ELECTRICAL SYSTEM SCHEMATICS The schematics below, Figure 5.2 & Figure 5.3 represent models with and without headlights. BRIGGS & STRATTON WITHOUT LIGHTS BRIGGS & STRATTON WITH LIGHTS FIGURE 5.2 FIGURE 5.3...

  • Page 34: Troubleshooting Guide

    1. Service battery. 2. Replace fuse. 3. Clean and check connections for good contact. 4. Contact authorized SNAPPER dealer. 5. Release Start key and repeat attempt. If starter continues to spin contact Engine Dealer. 1. Move blade engagement switch to “OFF”.
  • Page 35 6. Replace traction drive belt. 1. Move switch to the “ON” position. 2. Adjust mower belt. 3. Replace mower belt. 4. Contact authorized SNAPPER dealer. 1. Bring to proper pressure. 2. Adjust cutting height. 3. Move engine speed control to “FAST”.

  • Page 36: Maintenance Schedule

    SUBJECT SERVICE TO BE PERFORMED Engine Check Oil Level Engine Initial Oil Change Engine Periodic Oil Change Air Pre-Cleaner Service Sponge Pre- Cleaner Element Air Cleaner Replace Element Spark Plug Replace Plugs Fuel Filter Replace Filter Engine Cooling Clean Shrouds & Fins System Battery Check Electrolyte...

  • Page 37: Year Limited Warranty

    This warranty does not apply to parts that have been damaged by accident, alteration, abuse, improper lubrication, normal wear, or other cause beyond the control of SNAPPER. This warranty does not cover any machine or component part that has been altered or modified changing safety, performance, or durability.

  • Page 38: Primary Maintenance

    PRIMARY MAINTENANCE...
  • Page 39 PRIMARY MAINTENANCE...
  • Page 40 PRIMARY MAINTENANCE...

  • Page 41: Primary Maintenance

    PRIMARY MAINTENANCE...

  • Page 42: Service Notes

    SERVICE NOTES ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________...
  • Page 43 SERVICE NOTES ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________...
  • Page 44 HYDROSTATIC DRIVE SERIES F Snapper products are built using engines that meet or exceed all applicable emissions requirements on the date manufactured. The labels on those engines contain very important emissions information and critical safety warnings. Read, Understand, and Follow all warnings and instructions in this manual, the engine manual, and on the machine, engine and attachments.

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