Snapper LT145H33HBV, LT145H38HBV, LT150H38HKV, WLT145H38HBV Blade Belt Adjustment 33 Deck

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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. Engine and components can be extremely hot. Avoid burns by allowing engine and components sufficient time to cool. If deck front to rear level is not correct, this could cause blade belt problems.

4.2.2.BLADE BELT ADJUSTMENT – 33” DECK

1.Move tractor to a firm, level surface.

2.Turn engine "OFF". Remove key.

3.Move blade engagement lever down to "OFF". See Figure 4.2.

4.Place deck in mid cutting position.

5.Check front to rear level. Refer to Section “33 DECK LEVEL ADJUSTMENT (FRONT TO REAR)”.

MOVE BLADE

ENGAGEMENT

LEVER TO “OFF”

FIGURE 4.2

IMPORTANT: If deck front to rear level is not correct, this could cause blade belt problems.

6.Move blade engagement lever to "ON".

7.Measure blade cable extension spring. The length of the spring (x) should increase by 1” (+/-1/8”). See Figure

BLADE CABLE

EXTENSION

SPRING

X

X + 1” +/- 1/8”

8.(33" Deck) To adjust tension, remove extension rod mounting bolt and nut. See Figure 4.4.

9.Move extension rod to next hole towards rear of deck and secure with mounting bolt and nut.

10.Measure extension spring with blade engagement lever in the "ON" and "OFF" positions. See Figure 4.3. Continue adjustment until tension is correct.

IMPORTANT: Blade brake function must be verified after performing blade belt adjustment.

11.Check blade brake. Refer to Section “CHECK BLADE BRAKE”. Blades must stop rotating in 5 seconds or less when turned off.

LEAST TENSION

MOST TENSION

EXTENSION

ROD

MOUNTING

NUT & BOLT

FIGURE 4.4

4.2.3.BLADE BELT ADJUSTMENT – 38” DECK

The blade belt on the 38” deck requires no tension adjustment. If the belt becomes worn or damaged it must be replaced. Refer to Section “BLADE BELT REMOVAL &

REPLACEMENT”.

4.2.4.ADJUSTING MOWER BLADE – 33” DECK (33" Decks Only; no adjustment for 38")

1.Select a point on the deck and mark for reference.

2.Mark blade tips as “A” and “B”.

3.Rotate blade until blade tip “A” is at deck reference mark

4.Measure the distance between deck lip and blade tip. Note the measurement. See Figure 4.5.

(Continued on next page)

FIGURE 4.3

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Contents Lawn Tractor Hydrostatic Drive Series H Model Number ExplanationImportant Safety Instructions Operation Table of Contents Components ControlsPRE-START Checklist OPERATOR’S Seat Adjustment Front to Rear AdjustmentStarting & Operation Starting Engine OFFStarting & Operation 2.3.2. Starting Wheel Drive Starting Mower BladeStopping Wheel Drive Stopping Stopping Mower Blade Setting Park BrakeCutting Height Adjustment Releasing Park BrakeRolling Tractor with Engine OFF 2.6.1. Rolling Hydro Models Reverse Lockout Mechanism Reverse Lockout Mechanism OverrideChange Engine OIL Service After First 5 HoursIntroduction Check Blade BrakeCheck 33 Deck Drive Belt Service Every 25 Operating HoursCheck Engine Check 38 Deck Drive BeltTractor Lubrication Service Annually Fuel FilterService Annually 3.4.2. Fuel Filter From PreviousSpark Plug Hydrostatic Transmission OIL Engine Adjustments & Repair Blade Brake AdjustmentDeck Blade Brake Adjustment Blade Belt Adjustment 33 Deck Blade Belt Adjustment 38 DeckOn next Adjusting Mower Blade 33 Deck from previous Side View of DeckDeck Level Adjustment Side to Side Deck Level Adjustment Front to Rear Sector PlatesDeck Level Adjustment Front to Rear Front Lift ROD Front of Tractor Deck Level Adjustment Front to Rear Tractor Drive Components Brake AdjustmentRear to Front View of Deck Steering Adjustment Shifter AdjustmentMounting Standard Blade Sharpening Mower Blade Service Standard Blade Wear LimitsNinja Blade Wear Limits Ninja Blade SharpeningMower Blade Replacement Traction Drive Belt Replacement Mower Deck RemovalTraction drive belt removal Traction drive belt replacement View from Underneath TractorDeck Drive Belt Battery Service Battery Battery RemovalBattery Installation Battery StorageBattery Testing NEW Battery PreparationAvailable Accessories Schematic Wiring Harness P.N Schematic Wiring Harness P.N LT150H38HKVLT145H33HBV & LT145H38HBV Troubleshooting Guide Troubleshooting Guide LT145H33HBV Tractor Drive Belts Mower BladesNinja LT145H38HBVYear Limited Warranty Primary Maintenance Primary Maintenance Primary Maintenance Primary Maintenance Service Notes Service Notes Lawn Tractor Hydrostatic Drive Series H

LT145H33HBV, LT145H38HBV, LT150H38HKV, WLT145H38HBV specifications

The Snapper LT145H33HBV, LT145H38HBV, LT150H38HKV, and WLT145H38HBV are versatile lawn tractors designed to deliver exceptional performance and efficiency for homeowners and professionals alike. Each model incorporates a host of features and technologies that enhance usability and mowing capabilities.

Starting with the LT145H33HBV, this model is equipped with a powerful Briggs & Stratton engine, providing reliable performance for handling various lawn care tasks. Its 33-inch cutting deck offers maneuverability, making it ideal for smaller to medium-sized yards. The LT145H33HBV also features an automatic transmission that allows for smooth and easy speed adjustments, promoting a more comfortable mowing experience. Its adjustable seat provides additional comfort during longer mowing sessions, and the sturdy construction ensures durability and longevity in outdoor conditions.

The LT145H38HBV model builds upon the foundation of the LT145H33HBV, but it comes with a larger 38-inch cutting deck, which is perfect for tackling larger lawns more efficiently. Like the LT145H33HBV, it features a reliable Briggs & Stratton engine, ensuring powerful performance. The LT145H38HBV is also equipped with Snapper’s proprietary Smart Speed technology, allowing users to easily switch between different speed settings, enabling precision control while navigating around obstacles.

On to the LT150H38HKV, this model offers even more power and features. With a robust 150cc engine and a 38-inch cutting width, it balances power and size perfectly. The LT150H38HKV also includes a high-back seat for enhanced comfort and support. Furthermore, this model integrates integrated mulching capabilities, letting users maintain their lawns effectively by returning valuable nutrients back to the soil. The easy-to-use cutting height adjustment system ensures users can achieve the desired grass length with minimal hassle.

Lastly, the WLT145H38HBV combines innovative technology with user-friendly design. This model stands out with its exceptional maneuverability due to its compact size. The 38-inch cutting deck expertly handles various terrains, making it a great choice for gardens with tight spaces. It incorporates a reinforced deck for added strength and longevity. Additionally, the WLT145H38HBV is designed with a comfortable steering wheel and ergonomic controls, ensuring that users can enjoy a seamless mowing experience.

In summary, Snapper's LT145H33HBV, LT145H38HBV, LT150H38HKV, and WLT145H38HBV models are not only equipped with powerful engines and durable cutting decks but also feature technologies that promote user comfort and cutting efficiency. With versatile options suitable for a range of lawn sizes, these tractors are designed to meet the needs of both casual users and serious lawn care enthusiasts.
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