MTD ZT 50, ZT 42 Throttle Control, Choke Control Model ZT50 only, Parking Brake Engagement Lever

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M. Throttle Control

The throttle control is located on the LH console to the left of the operator’s seat. When set in a given position, a uniform engine speed will be maintained.

ZT42

 

 

 

 

This symbol indicates the

 

 

 

 

 

fast position.

 

 

 

 

 

 

 

 

 

 

This symbol indicates the

 

 

 

 

 

slow position.

 

 

 

 

 

This symbol indicates the

 

 

 

 

 

 

 

 

 

 

choke position.

 

CHOKE

 

 

 

 

 

 

ZT50

 

 

 

 

This symbol indicates the

 

 

 

 

 

fast position.

This symbol indicates the slow position.

Figure 8

•Push the throttle control handle forward to in- crease the engine speed. The tractor is designed to operate with the control handle in the fast position (full throttle) when the tractor is driven and the mower deck is engaged.

•Pull the throttle control handle rearward to de- crease the engine speed.

•Model ZT42 ONLY — When starting the engine, push the control handle fully forward into the "CHOKE" position. See Figure 8. After starting and warming the engine, move the control handle rearward until you feel it move past the choke detent.

N. Choke Control - Model ZT50 ONLY

The choke knob controls the position of the engine choke. Pull the knob out to choke the engine; push the knob in to open the choke.

O. Parking Brake Engagement Lever

The parking brake engagement lever is located on the front/left of the seat box frame, and is used to engage the parking brake.

•Pull the lever fully upward and to the left and lower into the "J" slot to engage the parking brake.

•Pull the lever up out of the "J" slot and to the right; then lower completely to disengage the parking brake.

IMPORTANT: If the LH and RH drive control levers are not fully opened out in the neutral position when engaging the parking brake, the engine will stop. The parking brake must be placed in the engaged position when starting the tractor engine.

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Contents Important Read Safety Rules and Instructions Carefully OPERATOR’S ManualTable of Contents Tractor PreparationModel ZT42 only Connect the BatteryPosition Drive Control Levers Model ZT50 onlySafe Operation Practices General OperationIII. Children II. Slope OperationDo not IV. Service Hands and Feet Safety Graphic Safety Decals and LabelsDeck Height Indicator Park Brake ZT42 ZT50ZT42 ZT50 Engine Information Recording Model and Serial NumberCustomer Support To the Owner Copy the model number here Copy the serial number hereSlope Gauge Controls and Features Seat Adjustment Lever Not Seen Ignition SwitchPower Take-Off PTO Switch Deck Height IndexIndicator Panel Feature Hour Meter/Indicator PanelHour Meter Feature Fuel Tank CapParking Brake Engagement Lever Throttle ControlChoke Control Model ZT50 only Operation General SafetySafety Interlock System Before Operating Your TractorModel ZT50 only Starting the EngineModel ZT42 only Stopping the Engine Using Jumper Cables to Start EngineCold Weather Starting Practice Operation Initial USEDriving the Tractor Forward Turning the Tractor While Driving ForwardDriving the Tractor In Reverse Turning While Driving RearwardDriving on Slopes Executing a Zero TurnStopping the Tractor Operating the PTOUsing the Mower Deck Checking the Safety Interlock CircuitsAdjusting RH & LH Drive Control Levers AdjustmentsAdjusting the Operators Seat Battery Removal MaintenanceEngine Maintenance Hydrostatic Transmission MaintenanceBattery Storage Charging the BatteryBattery Maintenance Tire MaintenanceUsing the Transmission Bypass Rods Tractor CreepingTractor High Speed Tracking Transmission Drive BeltIf storing the tractor for 30 days or more Using a fuel stabilizerTractor Storage Emptying the fuel systemReleasing belt tension with the idler pulley Mower DeckDeck Removal Inch Deck ShownRolling the belt into the PTO pulley Deck InstallationUsing the idler pulley to tension the belt ZT42 42 Inch Deck only Leveling the Mower DeckSide to Side Leveling ZT50 50 Inch Deck onlyUsing the Deck Wash System Adjusting the Gauge WheelsDeck Maintenance Cleaning the Spindle Pulleys Mower Blade CareDeck Lubrication Replacing the Deck Drive Belt

ZT 42, ZT 50 specifications

The MTD ZT 42 and ZT 50 are part of MTD's impressive line of zero-turn lawn mowers, crafted to provide efficient and effective mowing solutions for both residential and commercial applications. With their robust design and advanced features, they cater to users seeking performance, comfort, and reliability.

The MTD ZT 42 features a 42-inch cutting deck, while the ZT 50 boasts a larger 50-inch cutting deck. This difference in size allows users to choose the model that best fits their mowing needs, whether they are managing a small residential yard or larger commercial properties. Both models are designed with efficiency in mind, enabling users to navigate tight spaces and maneuver around obstacles with ease, thanks to their zero-turn radius capabilities.

One of the standout features of both mowers is their powerful engine. The ZT 42 is equipped with a reliable 18 HP engine, while the ZT 50 features a more robust 24 HP engine. These engines provide ample power, ensuring that the mowers can tackle thick grass and uneven terrain without compromising performance.

In terms of comfort, both models come with ergonomic seating and user-friendly controls. The plush, high-back seats offer superior support during extended mowing sessions, reducing fatigue. The intuitive controls are designed for ease of use, allowing operators of all experience levels to handle the machines effortlessly.

The cutting technology in the MTD ZT series is another highlight. Both models include a fabricated steel deck that is designed for durability and longevity. The cutting height can be easily adjusted, offering users the flexibility to achieve the desired grass length. The precision cutting blades ensure a clean cut, promoting a healthy lawn.

Furthermore, both mowers are equipped with enhanced safety features. The automatic braking system engages whenever the operator leaves the seat, preventing unintended movement. This feature, combined with responsive steering and fast speeds, ensures that the mowers are not only efficient but also safe to use.

Overall, the MTD ZT 42 and ZT 50 embody a combination of power, precision, and comfort. With their advanced technologies and robust features, they serve as excellent choices for anyone looking to maintain a pristine lawn with minimal effort. Their reliability and performance make them appealing options in the zero-turn mower market, attracting homeowners and landscape professionals alike.
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