Form No. 3454-904 Rev A Power Broom Model No. 38701—Serial No. 411700000 and Up Register at www.Toro.com.
It is a violation of California Public Resource Code Section 4442 or 4443 to use or operate the engine on any forest-covered, brush-covered, or grass-covered land unless the engine is equipped with a spark arrester, as defined in Section 4442, maintained in effective working order or the engine is constructed, equipped, and maintained for the prevention of fire.
Contents Safety Safety ....................................................................... 3 General Safety ................................................... 3 Slope Indicator ................................................... 4 Safety and Instructional Decals .......................... 5 Product Overview ..................................................... 7 Controls ............................................................. 7 Specifications ....................................................
Slope Indicator g011841 Figure 3 1. The maximum slope you can safely operate the machine on is 10°. Use the slope indicator to determine the degree of slope of hills before operating. Do not operate this machine on a slope greater than 10°. Fold along the appropriate line to match the recommended slope. 2. Align this edge with a vertical surface, a tree, building, fence pole, etc. 3. Example of how to compare slope with folded edge.
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 missing. decal112-9028 112-9028 1. Warning—stay away from moving parts; keep all guards in place. decal115-2903 115-2903 1. Grease decal116-8140 116-8140 1. Thrown object hazard—Do 2. Warning—Entanglement not operate when people hazard—stay clear of the and pets are in the area. rotating broom.
decal142-9546 142-9546 1. Warning—Read the Operator’s Manual. Do Not operate this machine unless you are trained. Stay away from moving parts; keep all guards in place. 5. Entanglement hazard—Stay clear of rotating broom. 2. Thrown object hazard—Keep bystanders away; pick up objects that could be thrown by broom. 6. Warning—Broom bristles will melt or burn-keep away from extreme heat or flame 3. Warning—Wear hearing protection. 7. Warning—Operate across slopes not up and down.
Product Overview g326826 Figure 5 1. Choke control 2. Fuel-shutoff valve g325102 Figure 4 1. Wheel-clutch lever 2. Broom-angle lever 6. Traction-drive lever 7. Fuel-tank cap 3. Broom-drive lever 4. Speed-selector lever 8. Broom and hood 9. Broom-height-adjustment pin 4. Recoil-start handle 5. Engine On/Off switch 3.
Wheel-Clutch Levers Speed-Selector Lever The wheel-clutch levers are located below the right and left handles. The speed-selection lever is located on the main console panel (Figure 6). The wheel clutch levers allow the drive to momentarily disengage to 1 or both wheels with the traction-drive lever squeezed. This allows for easier turning and maneuvering the machine (Figure 6). The speed selector has 6 forward and 2 reverse settings.
Operation Use only clean, fresh (no more than 30 days old), fuel from a reputable source. Before Operation Fill the fuel tank as shown in Figure 7; do not fill above the bottom of the fuel tank neck. Before Operation Safety General Safety • Wear appropriate clothing, including eye protection; long pants; substantial, slip-resistant footwear; and hearing protection; also wear a respirator or dust mask in dusty conditions. Tie back long hair, secure loose clothing, and do not wear loose jewelry.
4. Raise or lower the caster wheel tube to adjust the area swept by the broom as stated in Checking the Sweeping Path (page 9). Note: Select any hole combination that is in alignment to place and latch the retaining pin; match the same position on the other side. 5. For finer adjustment, slide the adjuster sleeve 1 pin hole up or down on the caster wheel tube to adjust the broom height in 3 mm (1/8 inch) increments (Figure 9). Repeat steps 3 through 5 for the other caster wheel.
Operating the Engine • Do not operate the machine near glass enclosures, automobiles, window wells, drop offs, etc. without properly adjusting the broom discharge angle. Positioning the Air-Cleaner Cover for Cold or Warm Air Temperature • Do not operate the machine without good visibility or light. • Look behind and use care when backing up the Important: Running the engine with the machine. air-cleaner cover positioned for cold-weather operation in normal conditions can damage the engine.
Opening the Fuel-Shutoff Valve Starting the Engine 1. Move the fuel-shutoff valve located below the choke, to the right to turn on fuel (Figure 11). On the right side of the engine, rotate the engine On/Off switch clockwise to the ON position (Figure 12). g325099 Figure 11 1. FUEL ON position 3. Choke g325098 2. Fuel-shutoff valve Figure 12 1. Recoil-start handle 3. Engine switch (OFF position) 2. Throttle 4. Engine switch (ON position) 2.
3. Allow the engine to run for a minimum of 15 seconds, then turn the engine On/Off switch to the OFF position to stop the engine (Figure 12). 4. Wait for all moving parts to stop before leaving the operating position. 5. Use the fuel-shutoff valve to shut off fuel when you will not use the machine for a few days, park the machine inside a building, or transport the machine to and from the job site (Figure 11).
Pivoting the Machine with the Engine Shutoff Squeeze both wheel-clutch levers simultaneously and pivot the machine (Figure 18). g326522 Figure 17 Note: When you complete the turn, release the wheel-clutch lever. The traction drive engages both wheels. • Momentarily squeeze and release the left or right wheel-clutch lever to make steering adjustments and keep the machine moving in a straight line, especially in deep snow. 5. To shut off the traction drive, release the traction-drive lever.
WARNING Contact with a rotating broom can result in serious personal injury or death to the operator or bystanders. • To remove an obstruction from the broom; refer to Clearing a Clogged Broom (page 16). • Do not operate the machine if the broom drive lever is not functioning properly. Contact your Authorized Service Dealer.
Clearing a Clogged Broom • 19° to the left • Straight ahead • 19° to the right 5. WARNING Once the broom is positioned, release the broom angle lever. The rotating broom could cause serious injury. Important: Ensure that the broom locks into Shut off the engine and allow all rotating parts to stop before cleaning the broom. place at one of the 3 positions. 6. Release the left wheel-clutch lever. • If the broom becomes clogged, stay in the operating position and release the traction-drive lever.
Preventing Freeze-up after Use • In snowy and cold conditions, some controls and moving parts may freeze. Do not use excessive force when trying to operate frozen controls. If you have difficulty operating any control or part, start the engine and let it run for a few minutes. • After using the machine, let the engine run for a few minutes to prevent moving parts from freezing. Engage the broom to clear any remaining snow from inside the housing.
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 first 2 hours • Check the traction cable adjustment and correct it if necessary. • Check the broom drive adjustment and correct it if necessary. After the first 5 hours • Change the engine oil. Before each use or daily • Check the engine oil level. • Check the broom-shaft shear pin.
2. Remove the belt cover and the engine shield. 3. Move the speed-selector lever to the R2 position. 4. Dip a long, clean, small-tipped paint brush in automotive engine oil and lightly lubricate the hex shaft (Figure 24). Important: Do not get oil on the rubber wheel or the aluminum friction-drive plate as the traction drive will slip (Figure 24). Note: Rock the machine forward and rearward to rotate the hex shaft. g023810 Figure 22 1.
2. Remove the cover and clean it thoroughly (Figure 25). Note: Be careful to prevent dirt and debris from falling into the base. g023809 Figure 26 1. Alignment-arrow decal (normal ambient air position shown) 9. Secure the air-filter cover to the base with the latches. Checking the Engine-Oil Level Service Interval: Before each use or daily g023795 Engine Oil Type: Toro 4–Cycle Premium Engine Oil Figure 25 1. Air-filter base 2.
6. Insert the dipstick into the filler neck and tighten the dipstick by hand. Changing the Engine Oil Service Interval: After the first 5 hours Every 100 hours (more frequently in severe conditions). Oil capacity: 0.60 L (0.63 qt) Note: Drain the engine oil while the engine is warm. 1. Place a pan under drain fitting and remove the oil-drain cap (Figure 29). g023794 Figure 28 1. Filler neck 2. Dipstick 3. Remove the dipstick and wipe off the oil with a clean rag. 4.
Spark-plug gap: 0.76 mm (0.030 inch) 1. Disconnect the spark-plug wire from the terminal of the spark plug (Figure 22). 2. Clean the area around the base of the spark plug. 3. Remove the spark plug from the cylinder head by rotating the plug counterclockwise. 4. Examine the plug for wear and damage (Figure 30). Important: Replace a cracked, fouled, or dirty spark plug. Do not clean the electrodes, because grit entering the cylinder can damage the engine. g325109 Figure 31 1.
Checking the Traction Cable Adjustment Service Interval: After the first 2 hours—Check the traction cable adjustment and correct it if necessary. Yearly—Check the traction cable adjustment and correct it if necessary. Important: If the machine does not drive in the forward or reverse speeds or it drives when you release the traction-drive lever, adjust the traction cable; refer to Adjusting the Traction Cable (page 24). 1. Disengage the traction level. 2.
Adjusting the Traction Cable 1. Loosen the jam nut (Figure 34). g019073 Figure 36 1. Nut 4. g325108 Figure 34 1. Adjuster tube 3. Spring-tension adjuster 2. Jam nut 4. Spring 2. 2. Shear pin If the shear pin is damaged, remove the pin, replace it, and secure the it with a nut. Replacing Worn or Damaged Broom Segments Rotate the spring-tension adjuster until the cable is taught (Figure 34) and the bottom of the bracket touches the top plate of the machine (Figure 35).
3. Manually pull the power unit rearward to remove the broom assembly from the machine. 4. Support the spline shaft on either side of the gearbox. 5. Stand the broom core assembly on end so that the end retainer plate faces upward (Figure 38). Checking the Broom Drive Adjustment Service Interval: After the first 2 hours—Check the broom drive adjustment and correct it if necessary. Yearly—Check the broom drive adjustment and correct it if necessary. 1.
Belt Maintenance Adjusting the Broom Drive Cable 1. Loosen the jam nut (Figure 40). Removing the Belt Cover 1. Loosen the 2 flange-head screws that secure the belt cover to the machine (Figure 42). g325107 Figure 40 1. Adjuster tube 3. Spring-tension adjuster 2. Jam nut 4. Spring g325103 2. Figure 42 Rotate the spring-tension adjuster until you measure a 1.5 mm (1/16 inch) gap between the frame and the broom clutch arm ( Figure 40 and Figure 41). 1. Screw 2. 2.
Checking the Condition of the Belts Service Interval: Every 50 hours 1. Remove the belt cover; refer to Removing the Belt Cover (page 26). 2. Check the 2 belts for damage or wear. Note: Replace damaged or excessively worn belt(s); refer to Replacing the Broom Drive Belt (page 27) and Replacing the Traction Belt (page 28). 3. Install the belt cover; refer to Installing the Belt Cover (page 26). Replacing the Broom Drive Belt Removing the Broom-Drive Belt 1.
Installing the Broom Drive Belt 6. Owner provided materials: medium-strength thread-locking compound Torque the capscrew to 42 to 52 N∙m (31 to 39 ft-lb). 7. Assemble the belt guide to the engine with the 2 flange capscrew (Figure 45). 8. Torque the capscrews to 23 to 29 N∙m (17 to 21 ft-lb). 9. Install the belt cover; refer to Installing the Belt Cover (page 26). 1.
g326389 Figure 49 g326387 Figure 47 1. Friction wheel 1. Flange-head capscrew (1/4 x 5/8 inch—loosen) 4. Flange (side plate) 2. Traction belt 2. Bottom cover 3. Flange-head capscrew (1/4 x 5/8 inch) 5. Rear cover 2. 6. Remove the 6 flange-head capscrew (1/4 x 5/8 inch) that secure the bottom cover to the machine, and remove the cover (Figure 47). 7. Slip the traction belt between the friction wheel and the traction pulley, and remove the belt from the machine (Figure 48). 3.
Storage Storage Safety • Shut off the engine and wait for all movement to stop before you leave the operator's position. Allow the machine to cool before adjusting, servicing, cleaning, or storing it. Fuel fumes are highly flammable, explosive, and dangerous if inhaled. If you store the product in an area with an open flame, the fuel fumes may ignite and cause an explosion.
alignment if the bristles are touching the ground for an extended period. 2. Thoroughly clean the broom and ensure that it is free of all caustic chemicals and/or residue. 3. Clean the machine thoroughly. 4. Touch up chipped surfaces with paint available from your Authorized Service Dealer. Sand affected areas before painting, and use a rust preventative to prevent the metal parts from rusting. 5. Tighten all loose screws, bolts, and locknuts. Repair or replace any damaged parts. 6.
Troubleshooting Problem The engine does not start, starts hard, or fails to keep running. Possible Cause 1. The fuel tank is empty. 1. Fill the fuel tank. 2. The fuel-shutoff valve is closed. 3. The throttle and choke are not in the correct position. 2. Open the fuel-shutoff valve. 3. Ensure that the throttle control is midway between the Slow and Fast positions, and the choke is in the On position for a cold engine or the Off position for a warm engine. 4. Clean the fuel-valve screen and cup. 5.
Problem Possible Cause Corrective Action The broom wears out prematurely. 1. You are using the incorrect broom height. 1. Adjust the broom height. The speed selector is difficult to move or locked. 1. The hex shaft needs lubrication. 1. Lubricate the hex shaft.
Notes:
California Proposition 65 Warning Information What is this warning? You may see a product for sale that has a warning label like the following: WARNING: Cancer and Reproductive Harm—www.p65Warnings.ca.gov. What is Prop 65? Prop 65 applies to any company operating in California, selling products in California, or manufacturing products that may be sold in or brought into California.
