Form No. 3357-573 Rev A TX 525 Compact Utility Loader Model No. 22333—Serial No. 270000001 and Up Model No. 22334—Serial No. 270000001 and Up G004222 Register your product at www.Toro.
Warning into a plate mounted under the hood near the belt drive. Write the numbers in the space provided. CALIFORNIA Proposition 65 Warning Model No. Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm. Serial No.
Contents Fuel System Maintenance .......................... 34 Checking the Fuel Lines and Connections...................... 34 Draining the Fuel Filter/Water Separator........................... 34 Replacing the Fuel Filter Canister............................. 35 Draining the Fuel Tank ...................... 35 Electrical System Maintenance................... 35 Servicing the Battery.......................... 35 Drive System Maintenance......................... 37 Servicing the Tracks....................
Safety hearing protection. Long hair, loose clothing or jewelry may get tangled in moving parts. • Inspect the area where the equipment is to be used and remove all objects such as rocks, toys, and wire which can be thrown by the machine. • Use extra care when handling fuels. They are flammable and vapors are explosive. – Use only an approved container – Never remove the fuel cap or add fuel with the engine running. Allow the engine to cool before refueling. Do not smoke.
• Slow down and use caution when making turns and crossing roads and sidewalks. • Do not operate the machine under the influence of alcohol or drugs. • Use care when loading or unloading the machine into a trailer or truck. • Use care when approaching blind corners, shrubs, trees, or other objects that may obscure vision. • Read all attachment manuals. • Ensure that the area is clear of other people before operating the traction unit. Stop the traction unit if anyone enters the area.
• Avoid turning on slopes. If you must turn, turn slowly and keep the heavy end of the traction unit uphill. • Do not operate near drop-offs, ditches, or embankments. The traction unit could suddenly turn over if a track goes over the edge of a cliff or ditch, or if an edge caves in. • Do not operate on wet grass. Reduced traction could cause sliding. • Do not park the traction unit on a hillside or slope without lowering the attachment to the ground, setting the parking brake, and chocking the tracks.
• Battery acid is poisonous and can cause burns. Avoid contact with skin, eyes, and clothing. Protect your face, eyes, and clothing when working with a battery. • Battery gases can explode. Keep cigarettes, sparks and flames away from the battery. • Keep your body and hands away from pin hole leaks or nozzles that eject high pressure hydraulic fluid. Use cardboard or paper to find hydraulic leaks; never use your hands.
Slope Chart 8
Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or lost. 112-2540 1. Operator’s Manual location 2. Engine—stop 5. 6. Hour meter Fuel gauge—diesel 9. Engine temperature 10. Glow plug 3. Engine—run 7. Engine oil 11. Slow 4. Engine—start 8. Battery 12. Continuous variable setting 13. Fast 14. Warning—read the Operator’s Manual. 15.
0-8821 93-6686 1. Crushing hazard and cutting hazard of hand—stay a safe distance from the front of the traction unit when the loader arms are raised. 1. Hydraulic oil 2. Read the Operator’s Manual. 108-4636 1. Auxiliary hydraulics 2. Locked reverse (detent) 3. 4. Forward Neutral (off) 104-9953 1. Lower the loader arms. 2. Dump the bucket. 4. 5. 3. Raise the loader arms. Curl the bucket. Float the bucket on the ground. 104-9952 1. Traction Control 2. Forward 3. 4.
Battery Symbols Some or all of these symbols are on your battery 104-9958 1. Disengaged 2. Parking brake 3. 1. Explosion hazard 2. No re, open ame, or smoking. 3. Caustic liquid/chemical burn hazard Wear eye protection Engaged 4. 5. 93-9084 1. Lift point 2. Tie-down point 100-8822 1. Warning—do not carry passengers. 93-9404 1. Engine coolant 2. Read the Operator’s Manual. 11 Read the Operator’s Manual. 6. Keep bystanders a safe distance from the battery. 7.
Setup Step 1 Activating the Battery Parts needed for this step: 80 Bulk electrolyte with 1.265 specic gravity ounces (Purchase from a battery supply outlet.) Procedure Warning CALIFORNIA Proposition 65 Warning Figure 2 1. Battery access panel 2. Battery clamp 3. Bolt Battery posts, terminals, and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and reproductive harm. Wash hands after handling. 4. 5. Washer Battery 3.
4 2 3 1 Figure 4 G003792 Figure 6 1. 2. 5. Wait five to ten minutes after filling the battery cells. Add electrolyte, if necessary, until the electrolyte level is up to the upper line on the battery case. Positive post Negative post 3. 4. Charger red (+) wire Charger black (—) wire 6. Install the battery vent caps (Figure 5). Charging the battery produces gasses that can explode. Never smoke near the battery and keep sparks and flames away from battery. 2.
Figure 7 1. Battery access panel 2. Battery clamp 3. Bolt 4. 5. Washer Battery Step 3 Checking Fluid Levels No Parts Required Procedure Before starting the engine for the first time, check the engine oil and hydraulic fluid levels. Refer to Operation for more information.
Product Overview Figure 8 1. Road wheels 2. Track 3. Lift cylinder 4. 5. 6. Loader arms Hood Auxiliary hydraulic couplers 7. Mount plate 8. Reverse safety plate 9. Control panel 15 10. Tie-down/lift loop 11.
Controls Traction Control Become familiar with all the controls (Figure 9) before you start the engine and operate the traction unit. To move forward, move the traction control forward. To move rearward, move the traction control rearward (Figure 10). To turn, rotate the traction control in the desired direction (Figure 10). The farther you move the traction control in any direction, the faster the traction unit will move in that direction. To stop, release the traction control. Figure 9 1.
Auxiliary Hydraulics Lever To operate a hydraulic attachment in the forward direction, rotate the auxiliary hydraulics lever rearward and pull it down to the reference bar (Figure 13, number 1). To operate a hydraulic attachment in reverse direction, rotate the hydraulics lever rearward, then move it left into the upper slot (Figure 13, number 2). If you release the lever while in the forward position, the lever will automatically return to the neutral position (Figure 13, number 3).
Figure 14 To release the brake, push the lever forward and then right, into the notch. Figure 15 Fuel Gauge This gauge measures the amount of fuel in the fuel tank. 1. Engine oil pressure light 4. 2. Engine coolant temperature light 3. Glow plug switch 5. Battery charge indicator light Glow plug light Engine Oil Pressure Light Battery Charge Indicator Light If the engine oil pressure gets too low, this light illuminates and an audible alarm sounds.
Specications Note: Specifications and design are subject to change without notice. Model 22333 Width 34 inches (86 cm) Length 71 inches (180 cm) Height 43 inches (109 cm) Weight 1950 lb (885 Kg) Operating capacity 553 lb (251 Kg) Tipping capacity 1580 lb (717 Kg) Wheelbase 31.
Stability Data The following tables list the maximum slope recommended for the traction unit in the positions listed in the tables. Slopes over the listed degree may cause the traction unit to become unstable. The data in the tables assume that the loader arms are fully lowered; raised arms may affect the stability. In each attachment manual is a set of three stability ratings, one for each hill position.
Operation Under certain conditions, diesel fuel and fuel vapors are highly flammable and explosive. A fire or explosion from fuel can burn you and others and can cause property damage. Note: Determine the left and right sides of the machine from the normal operating position. Important: Before operating, check the fuel and oil level, and remove debris from the traction unit. Also, ensure that the area is clear of people and debris. You should also know and have marked the locations of all utility lines.
2. Park the traction unit on a level surface, lower the loader arms, and fully retract the tilt cylinder. 3. Stop the engine, remove the key, and allow the engine to cool. 4. Open the hood. 5. Clean the area around the filler neck of the hydraulic tank (Figure 18). Figure 17 1. Oil dipstick 2. Oil ller cap 5. Pull out the dipstick and wipe the metal end clean (Figure 17). 6. Slide the dipstick fully into the dipstick tube (Figure 17). 7. Pull the dipstick out and look at the metal end. 8.
If the engine has been running, the pressurized, hot coolant can escape and cause severe burns. • Do not remove the radiator cap when the engine is hot. Always allow the engine to cool at least 15 minutes or until the radiator cap is cool enough to touch without burning your hand before removing the radiator cap. • Do not touch radiator and surrounding parts that are hot. Figure 19 1. Filler neck 2. • Use a rag when opening the radiator cap, and open the cap slowly to allow steam to escape. Dipstick 7.
E. Pour coolant into the coolant filler neck until the coolant begins to come out of the top coolant bleed valve (Figure 21). F. Close the top coolant bleed valve (Figure 21). G. Pour coolant into the coolant filler neck until the coolant level comes into the filler neck (Figure 21). H. Install the coolant fill cap (Figure 21). I. Add coolant into the expansion tank until it reaches the Full line on the side of the tank (Figure 21). 3. Install the expansion tank cap.
2. Open the hood. 3. Open the air bleed screw on the fuel injection pump (Figure 22). 5. Turn the ignition key to the Start position. When the engines starts, release the key. Important: Do not engage the starter for more than 10 seconds at a time. If the engine fails to start, allow a 30 second cool-down period between attempts. Failure to follow these instructions can burn out the starter motor. 6. Move the throttle lever to desired setting.
Moving a Non-functioning Traction Unit 2. Raise the loader arms to the fully raised position. 3. Stop the engine. Important: Do not tow or pull the traction unit without first opening the tow valves, or the hydraulic system will be damaged. 4. Remove the hairpin cotter and clevis pin securing the cylinder lock to the loader arm (Figure 24). 1. Stop the engine. 2. Open the rear access cover. 3. Using a wrench, turn the tow valves on the hydraulic pumps twice counter-clockwise (Figure 23). Figure 24 1.
Using Attachments Important: The attachment should be raised enough to clear the ground, and the mount plate should be tilted all the way back. Important: If you are using an attachment with a serial number of 200999999 or earlier, the manual for the attachment may contain information specific to the use of the attachment with other compact utility loader models, such as settings for the flow divider control and speed selector lever and the use of a counterweight on the traction unit.
Connecting the Hydraulic Hoses 8. Confirm that the connection is secure by pulling on the hoses. If the attachment requires hydraulics for operation, connect the hydraulic hoses as follows: 1. Stop the engine. 2. Move the auxiliary hydraulics lever forward, backward, and back to neutral to relieve pressure at the hydraulic couplers. 3. Move the auxiliary hydraulics lever into the reverse position. 4. Remove the protective covers from the hydraulic couplers on the traction unit. 5.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Interval Maintenance Procedure After the rst 8 operating hours • Replace the hydraulic lter. After the rst 50 operating hours Before each use or daily • Change the engine oil. • Change the oil lter. • Check and adjust the track tension. • • • • • • • • Check the engine oil level. Check the cooling system. Grease the traction unit.
Maintenance Service Interval Maintenance Procedure Yearly or before storage • Check and adjust the track tension. • Touch up chipped paint • Drain and clean the fuel tank (Authorized Service Dealer only). Every 2 years Important: Refer to your Engine Operator’s Manual for additional maintenance procedures. If you leave the key in the ignition switch, someone could accidently start the engine and seriously injure you or other bystanders. Remove the key from the ignition before you do any maintenance.
Figure 29 1. Hand knob 2. Tilt the rear access cover down and remove to access the internal components (Figure 29). Figure 30 1. Closing the Rear Access Cover Side screen Installing the Side Screens 1. Move the rear access cover in place over the back of the traction unit making sure the tabs line up in the slots. Slide the side screens into place in the slots in the front screen and frame. 2. Push the access cover forward, lining up the hand knob screws with the threaded holes in the machine.
Replacing the Filters 1. Lower the loader arms, stop the engine, and remove the key. 2. Open the hood. 3. Release the latches on the air cleaner and pull the air cleaner cover off of the air cleaner body (Figure 33). Figure 31 Figure 33 1. Air lter body 2. Safety lter 3. Primary lter 4. 5. 6. Air cleaner cover Latches Dust cap 4. Squeeze the dust cap sides to open it and knock the dust out. 5. Clean the inside of the air cleaner cover with compressed air. 6.
Important: To prevent engine damage, always operate the engine with both air filters and cover installed. Changing the Oil 1. Start the engine and let it run for five minutes. This warms the oil so it drains better. 10. Carefully slide the primary filter over the safety filter (Figure 33). Ensure that it is fully seated by pushing on the outer rim of the filter while installing it. 2.
Fuel System Maintenance 8. Slowly add additional oil to bring the level to the upper hole on the dipstick. 9. Replace the fill cap. Changing the Oil Filter Under certain conditions, diesel fuel and fuel vapors are highly flammable and explosive. A fire or explosion from fuel can burn you and others and can cause property damage. 1. Drain the oil from the engine; refer to Changing the Oil. 2. Place a shallow pan or rag under the filter to catch oil.
Electrical System Maintenance Servicing the Battery Warning CALIFORNIA Proposition 65 Warning Battery posts, terminals, and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and reproductive harm. Wash hands after handling. Important: The following procedures apply when servicing a (dry) battery that has replaced the original battery. The original (wet) battery does not require service. Figure 37 1. Fuel lter canister/water separator 2.
Important: Do not overfill the battery because electrolyte (sulfuric acid) can cause severe corrosion and damage to the chassis. 5. Wait five to ten minutes after filling the battery cells. Add distilled water, if necessary, until the electrolyte level is up to the Upper line (Figure 38) on the battery case. 6. Install the battery filler caps. 2 3 1 G003794 Charging the Battery Figure 38 1. Filler caps 2. Upper line 3. Lower line Charging the battery produces gasses that can explode. 3.
disconnect the charger leads from the battery posts (Figure 39). 5. Replace the battery cover. Servicing the Fuses The electrical system is protected by fuses. It requires no maintenance; however, if a fuse blows, check the component/circuit for a malfunction or a short. Figure 40 illustrates the fuse block and identifies the fuse positions. Figure 41 1. 2. Prop-rod Hairpin cotter 4. Remove the 4 screws securing the fuse panel and then pull the panel out and up to remove it (Figure 42).
1. With a bucket on the loader arms, lower the bucket to the ground so that the front of the traction unit lifts off of the ground a few inches. 2. Stop the engine, and remove the key. 3. Using a water hose or pressure washer, remove dirt from each track system. Important: Ensure that you use high-pressure water to wash only the track area. Do not use a high-pressure washer to clean the rest of the traction unit.
Replacing the Tracks (Model 22319) 9. Push the track under and between the road wheels (Figure 46). When the tracks are badly worn, replace them. 10. Starting at the bottom of the tension wheel, install the track around the wheel by rotating the track rearward while pushing the lugs into the wheel. 1. Lower the loader arms, stop the engine, and remove the key. 2. Lift/support the side of the unit to be worked on so that the track is 3 to 4 inches (7.6 to 10 cm) off of the ground. 11.
16. Torque the nut to 300 ft-lb (407 N⋅m). 17. Turn the tensioning screw counter-clockwise until the distance between the tension nut and the back of the tension tube (Figure 44) is 2-3/4 inches (7 cm). 18. Align the closest notch in the tension screw to the locking bolt hole and secure the screw with the locking bolt and nut. 19. Repeat steps 2 through 18 to replace the other track. 20. Lower the traction unit to the ground.
Cooling System Maintenance Servicing the Cooling System If the engine has been running, the pressurized, hot coolant can escape and cause severe burns. Figure 49 1. Road wheel 2. Gasket 3. Bolt 4. 5. 6. • Do not remove the radiator cap when the engine is hot. Always allow the engine to cool at least 15 minutes or until the radiator cap is cool enough to touch without burning your hand before removing the radiator cap. Road wheel cap Snap ring Add grease under the cap 4.
Controls System Maintenance dirt or other debris from the radiator screen with compressed air. Changing the Engine Coolant The factory adjusts the controls before shipping the traction unit. However, after many hours of use, you may need to adjust the traction control alignment, the neutral position of the traction control, and the tracking of the traction control in the full forward position. Have an Authorized Service Dealer change the engine coolant yearly.
Figure 52 1. Traction control 2. Stem , bolt and nut Figure 54 5. Adjust the traction control so that it rests flush against the reference bar when it is pulled straight back (Figure 52 and Figure 53). 1. Traction rod 2. Jam nut 4. Start the traction unit and set the throttle to about 1/3 open position. When the traction unit is running, you could be caught and injured in moving parts or burned on hot surfaces.
1. Drive the traction unit with the traction control against the reference bar, noting which direction the traction unit veers. 2. Release the traction control. 3. If the traction unit veers to the left, loosen the right jam nut and adjust the tracking set screw on the front of the traction control (Figure 55). 4. If the traction unit veers to the right, loosen the left jam nut and adjust the tracking set screw on the front of the traction control (Figure 55). 1. Position traction unit on a level surface.
11. Check the fluid level in the hydraulic tank (refer to Checking the Hydraulic Fluid in Operation, page 21) and add fluid to raise the level to mark on dipstick. Do not over fill the tank. 12. Close the rear access cover. Changing the Hydraulic Fluid Change the hydraulic fluid after every 400 operating hours or yearly. 1. Position the traction unit on a level surface. 2. Open the hood. 3. Install the cylinder lock, stop the engine, and remove the key. Figure 58 1. 4.
Cleaning the Chassis Over time, the chassis under the engine collects dirt and debris that must be removed. Using a flashlight, open the hood and inspect the area under the engine on a regular basis. When the debris is 1 to 2 inches deep, have an Authorized Service Dealer remove the rear of the traction unit, fuel tank, and battery and flush the chassis clean. Hydraulic fluid escaping under pressure can penetrate skin and cause injury.
Storage 1. Lower the loader arms, stop the engine, and remove the key. 2. Remove dirt and grime from the entire traction unit. Important: You can wash the traction unit with mild detergent and water. Do not pressure wash the traction unit. Avoid excessive use of water, especially near the control panel, engine, hydraulic pumps, and motors. 3. Service the air cleaner; refer to Servicing the Air Cleaner. 4. Grease the traction unit; refer to Greasing the Traction Unit. 5.
Troubleshooting Problem The starter does not crank Possible Cause Corrective Action 1. The electrical connections are corroded or loose. 2. A fuse is blown or loose. 1. Check the electrical connections for good contact. 2. Correct or replace the fuse. 3. Charge the battery or replace it. 4. Contact your Authorized Service Dealer. 5. Contact your Authorized Service Dealer. 6. Contact your Authorized Service Dealer. 3. The battery is discharged. 4. The relay or switch is damaged. 5.
Problem Possible Cause Corrective Action The engine cranks, but will not start. 1. Incorrect starting procedure. 2. The fuel tank is empty. 3. The fuel shut-off valve is closed. 4. Dirt, water, stale fuel, or incorrect fuel is in the fuel system. 5. Clogged fuel line. 6. There is air in the fuel. 1. Refer to Starting and Stopping the Engine 2. Fill with fresh fuel. 3. Open the fuel shut-off valve. 4. Drain and ush the fuel system; add fresh fuel. 7. Inoperative glow plugs. 8. Slow cranking speed. 9.
Problem Possible Cause The engine starts, but does not keep running. 1. The fuel tank vent is restricted. The engine runs, but knocks or misses. 1. Dirt, water, stale fuel, or incorrect fuel is in the fuel system. 2. Engine overheating. Corrective Action 1. Loosen the cap. If the engine runs with the cap loosened, replace the cap. 2. Dirt or water is in the fuel 2. Drain and ush the fuel system. system; add fresh fuel. 3. The fuel lter is clogged. 3. Replace the fuel lter. 4.
Problem The engine will not idle. Possible Cause 1. The fuel tank vent is restricted. 2. Dirt, water, stale fuel, or incorrect fuel is in the fuel system. 3. The air cleaner lters are dirty. 4. The fuel lter is clogged. 5. There is air in the fuel. 6. The fuel pump is damaged. 7. Low compression The engine overheats. 1. More coolant is needed. 2. Restricted air ow to the radiator. 3. The crankcase oil level is incorrect. 4. Excessive loading. 5. Incorrect fuel is in the fuel system. 6.
Problem The engine loses power. Possible Cause Corrective Action 1. The engine load is excessive. 2. The crankcase oil level is incorrect. 3. The air cleaner lters are dirty. 4. Dirt, water, stale fuel, or incorrect fuel is in the fuel system. 5. Engine overheating. 1. Reduce ground speed. 1. Excessive loading. 1. Reduce load; use lower ground speed. 2. Service the air lters. 2. Fill or drain to the full mark. 3. Service the air lters. 4. Drain and ush the fuel system; add fresh fuel. 5.
Problem Possible Cause Excessive white smoke from exhaust. 1. The key was turned to the start position before the glow plug light turned off. 2. The engine temperature is low. 3. The glow plugs are inoperative. 4. The injection pump timing is incorrect. 5. The injection nozzles are damaged. 6. Low compression Traction unit does not drive. 1. The parking brake is on. 2. 3. 4. 5. 6. 7. 8. Corrective Action 1.
Schematics Electrical Schematic (Rev.
Hydraulic Schematic (Rev.
