Professional 2-Wheel Tractor Owner/Operator Manual Models 985114 - 16 HP 985115 - 8.5 HP 985117 - 13.
CONTROLS AND FEATURES 7 2 1 3 4 15 5 6 8 10 9 11 12 1 14 1 13 OH0160 Figure 1 WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. OL4030 2 ENGLISH 1. Operator Presence Control 2. Steering Brake Handlebar 3. Throttle Control 4. Ignition Switch 5. Hourmeter 6. Range Shift Handle (Two Speed Axle) 7. Direction Control Lever 8. Parking Brake Handle (Optional on 8.5HP) 9.
TABLE OF CONTENTS Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . 20 Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Attachments . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Maintenance. . . . . . . . . . . . . . . . . . .
2. Check the safety interlock system to make sure that it is functioning properly. Unit must not start unless direction control lever is in neutral (N) and Power Takeoff (PTO) is disengaged (Off). Engine must stop if operator releases the handlebar with the direction control lever or PTO engaged (On). See Safety Interlock System on page 11. 3. Fill out Original Purchaser Registration Card and return the card to Gravely. 4. Explain Gravely Limited Warranty Policy. 5.
SAFETY DECALS AND LOCATIONS ALWAYS replace missing or damaged Safety Decals. Refer to Figure 3 below for Safety Decal locations. THROTTLE 2 MADE IN U.S.A. FAST ! SAFETY FIRST R E A D T H E O P E R AT O R ' S M A N U A L S B E F O R E O P E R AT I N G O R S E R V I C I N G T H I S E Q U I P M E N T. DISENGAGE PTO AND SHIFT INTO NEUTRAL BEFORE S TA R T I N G E N G I N E . N E V E R A L L O W C H I L D R E N TO O P E R AT E T H E E Q U I P M E N T.
• Check interlock system per manual before use. • Understand location and function of all controls. • When parking on a slope always chock or block the wheels. 2. SAFETY FIRST • Read the operator’s manuals before operating or servicing this equipment. • Disengage the PTO and shift into neutral before starting engine. • Never allow children to operate the equipment. • Keep hands and feet away from moving parts. • Stay alert for persons and hazards.
DO NOT touch unit parts which might be hot from operation. Allow parts to cool before attempting to maintain, adjust or service. NEVER place your hands or any part of your body or clothing inside or near any moving part while unit is running. DO NOT wear loose clothing or jewelry. Tie back hair that may get caught in rotating parts. Keep children and people away from unit during operation. Fumes from engine exhaust can cause injury or death. DO NOT run engine in an enclosed area.
Keep the nozzle in contact with the rim of the fuel tank or container opening at all times until fueling is complete. Do not use a nozzle lock-open device. If fuel is spilled on clothing, change clothing immediately. 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. Reverse connections may cause sparks which may result in injury.
ASSEMBLY 4. Retain the handlebar in position with four 3/8-16 x 1 1/4 bolts and locknuts and tighten hardware (Figure 6). 5. Connect the wiring harness from handlebar to the unit. 6. Mount the Hi-Lo gear control handle assembly and pivot to the left handlebar with a 1/2-13 x 3 1/2 bolt, locknut, and washer (Figure 7). Install Hubs and Wheels For Semi-Pneumatic Wheels: install bushings and wheel/hub assemblies onto tractor axles.
2. Connect the forward end to the pivot plate on the unit with a .375 x .75 clevis pin, two .406 x .812 x .065 flat washers and a .09 x .75 cotter pin. Insert clevis pin with cotter pin to the outside of adjustment bracket (Figure 8). Right Hand Rod: 1. Hook the rear of the right hand brake rod into the right outside end of the brake handle weldment. 2. Place the carriage bolt through the brake handle. 3. Put two nylon washers on the bolt between the handle and the handlebar weldment. 4.
DIRECTION CONTROL LOCKED FORWARD KEY OPERATOR PRESENCE CONTROL ENGINE OPERATION A Off Yes On Off Won’t Crank B On No On Off Won’t Crank C Off Yes On On Won’t Crank WARNING: AVOID INJURY. Read and understand entire Safety section before proceeding. TEST NOTE: Read the attachment(s) and unit manuals before operating the equipment. Operate the unit only from the operator’s position, behind the handlebars. Service the unit and attachment before operating.
FILL FUEL TANK WARNING: Never move the range shift handle while on a slope or while the tractor is moving. Move the handle only when the tractor is on level ground and stopped (except for rocking to engage the clutch as described above). WARNING: Use caution with fuel. Fuel is very flammable. Keep fuel in a clean and tight container. Keep fuel away from fire or heat. Never put fuel in the fuel tank while the engine is running or hot. Clean up any spilled fuel before starting the engine.
3. Ensure the PTO control is in the “OFF” position and the gear shift lever is in the “NEUTRAL” position. 4. If the engine is cold, apply the choke. See Engine Manual for detailed instructions. 5. Set the throttle to the proper position. After the engine starts, adjust the choke as needed. 6. Put the key in the ignition switch. Turn the key to the “START” position. When the engine starts, release the key. NOTE: Do not operate the starter for more than 15 seconds.
TIPS FOR OPERATION Use a slow gear and a fast engine speed when operating a snowblower, rotary cultivator, or a mower in heavy grass. Walk behind, never between the handlebars. Use slow gears when operating the tractor on rough ground, slopes, small areas, near buildings or other obstacles. MAINTENANCE CHECK ENGINE COOLING WARNING: AVOID INJURY. Read and understand entire Safety section before proceeding. Check the cooling system every 25 hours.
Charge Battery 1 WARNING: FROZEN BATTERIES CAN EXPLODE and result in death or serious injury. DO NOT charge a frozen battery. Let the battery thaw before charging. 3 WARNING: ELECTRIC SHOCK may result in injury and/or damage to unit. DO NOT allow objects to come into contact with both terminals at the same time. REVERSE CONNECTIONS may result in sparks which can cause death or serious injury. ALWAYS connect positive (+) lead of charger to positive (+) terminal, and negative (-) to negative (-) terminal.
4. Place battery on bench or other well-ventilated area. 5. Connect positive (+) lead of charger to positive (+) terminal, and negative (–) lead to negative (–) terminal. 6. Charge battery according to charger and battery manufacturers’ instructions. 7. Reinstall battery on unit and connect positive (+) cable first, then negative (–) cable and secure to unit with battery hold down. 2 1 4 3 2 3 1 4 OH0170 OH0240 1. Fuel Cap 2. Negative Battery Cable 3. Battery 4.
HI/LOW GEAR CLUTCH To adjust the reverse clutch (Figure 13) : 1. Loosen the two nuts on the end of the fwd-rev control extension rod. 2. Turn the adjusting nut so that the direction control lever stops 15 degrees past vertical to the rear. 3. Hold the adjusting nut and tighten the jam nut against it. To adjust the forward clutch (Figure 13) : 1. Put the direction control in the forward position. 2. Loosen the two rear nuts on the fwd-rev control extension rod. 3.
1 2 2 1 2 8 2 3 4 2 1. Quick Hitch Adapter 2. Quick Hitch Stud 5 Figure 15 IMPORTANT: Tighten and loosen the bolts in a cross sequence as shown in Figure 16. 7 6 1 3 6 4 1. 2. 3. 4. 2 Shifter Parts Wiring Harness Shipper Shaft Trunnion Block Figure 18 5 Figure 16 SLIP CLUTCH 4. Tighten all PTO brake bolts until the springs are solid. Back all bolts up 1/2 turn (Figure 17). WARNING: Stop the engine before adjusting the slip clutch. 2 1 3 5. Dog 6. PTO Slip Clutch Assembly 7.
IMPORTANT: Tighten and loosen the bolts in a cross sequence as shown in Figure 16. 11. Turn all of the jam nuts counterclockwise to loosen. 12. Torque bolts to 70 lbf-in in two stages. First tighten bolts to 20 lbf-in in pattern shown (Figure 16). Then tighten to 70 lbf-in in same pattern. 13. Slide the clutch assembly back onto the pinion shaft. 14. Install the retaining ring and slide the pinion shaft completely into the transmission. 15.
TROUBLESHOOTING PROBLEM PROBABLE CAUSE CORRECTION Starter will not operate when ignition key is turned to “S” position. 1. Fwd-Rev lever in “FORWARD” position. 2. PTO engaged. 3. Loose battery cable(s). 4. Blown fuse. 5. Discharged battery. 6. Defective solenoid switch. 7. Defective starter. 1. 2. 3. 4. 5. 6. 7. Solenoid switch clicks but starter will not operate when ignition is turned to “S” position. 1. Discharged battery. 2. Loose battery cable. 3. Defective starter. 1. Charge the battery.
TROUBLESHOOTING PROBLEM PROBABLE CAUSE CORRECTION Attachment will not operate. 1. Gear shift lever in “NEUTRAL” position. 2. Attachment jammed or damaged. 3. Attachment slip clutch out of adjustment or damaged. 4. Shipper shaft and clutch dog loose and out of adjustment. 1. Place gear shift lever in Hi or Low position. 2. Clear debris from attachment. Repair before restarting engine. 3. Adjust or repair. 4. Adjust or repair. Attachment operates slowly 1. Hi/Low clutch worn. 2.
SERVICE PARTS SERVICE PARTS Be sure to always use genuine Gravely parts to keep your unit running like new. Part no.
2-Year Limited Warranty Gravely Division of Ariens Company 655 West Ryan Street P.O. Box 157 Brillion, WI 54110-0157 920-756-2141 Fax 920-756-2407 www.gravely.com Gravely Division of Ariens Company (Gravely) hereby warrants to the original consumer purchaser that all Gravely Two-Wheel, Professional G, Pro, and ProMaster products will be free from defects in material and workmanship for a period of two (2) years from the date of purchase or 1000 hours, whichever comes first.
GRAVELY A Division of Ariens Company 655 West Ryan Street P.O. Box 157 Brillion, WI 54110-0157 920-756-2141 Fax 920-756-2407 www.gravely.
