WELCOME Congratulations on your purchase and welcome to the Gravely family! Every machine in the Gravely lineup is designed for long-lasting and unsurpassed performance. We are confident your machine will be part of your family for many years to come.
If you have purchased this 2. Warning product from a Gravely dealer, the dealer can provide you with training. WARNING: Indicates a Familiarize yourself and any other operators POTENTIALLY HAZARDOUS...
4. Notice SAFETY DECALS NOTICE: Indicates information or procedures The safety decals on your unit are visual that are considered important but not hazard reminders of the important safety information related. If not followed, property damage in this manual. All messages on your unit could result.
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Safety Decal Descriptions 1.3 Tipping Hazard 1. DANGER! Avoid tipping hazard. DANGER! DO NOT operate on slopes over 15°. Read Operator’s Manual. 1.1 Amputation Hazard DO NOT operate on slopes over 15°. To avoid amputation hazard, DO NOT put hands near 1.4 Service Hazard rotating blades.
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Stop engine, remove key, Look behind when operating and read manual before the unit in reverse. servicing or making adjustments to unit. 1.6 Loss of Traction Hazard Keep children and others away from unit while unit is If loss of traction is in operation.
7. WARNING! 9. WARNING! Overfilling may cause SERIOUS INJURY OR severe damage to DEATH may result from evaporative system. machine rollover. NEVER fill fuel tank when engine is running, hot, or unit is indoors. • Failure to follow these instructions could result in serious injury or death.
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Understand: Use extreme care when approaching blind corners, shrubs, trees, or other objects that • How to operate all controls may block your view of a child. • The functions of all controls Keep children out of the mowing area and in •...
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NEVER operate machine in a closed or Stop engine before removing grass catcher poorly ventilated area. or unclogging chute. ALWAYS maintain unit in safe operating Slow down before turning. condition. Damaged or worn out muffler can If you strike a foreign object, stop and cause fire or explosion.
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Watch for holes, ruts, bumps, rocks, or other NEVER store the machine or fuel container hidden objects. Uneven terrain could where there is an open flame, spark, or pilot overturn the machine. Tall grass can hide light such as on a water or space heater or obstacles.
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Check grass catcher components and the Service discharge guard frequently and replace with The use of non-genuine replacement parts the manufacturer’s recommended parts, or accessories could adversely affect when necessary. machine operation and safety. Do not change engine governor setting or Batteries overspeed the engine.
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Transporting Unit Use extra care when loading or unloading the machine into a trailer. Secure unit chassis to transport vehicle. NEVER secure from rods or linkages that could be damaged. DO NOT transport machine while engine is running. ALWAYS turn off power to attachment and shut off fuel when transporting unit.
ASSEMBLY WARNING: Read and understand the Safety section before proceeding. 1. Remove wrap and packaging materials from unit. 2. Remove unit from shipping container. See Move Unit Manually on page 22. 3. Assemble seat. a. Remove hairpin from clevis pin and 1.
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5. Rotate ROPS to operating position and 9. Check tire pressures and inflate to secure with lock pins. Secure lock pins recommendation. See Check Tire with hairpins. See Figure 7. Pressure on page 26 and see Specifications on page 45. 10.
THROTTLE CONTROL LEVER WARNING: AVOID INJURY. See Figure 12. Read and understand the Safety Controls engine speed. section before proceeding. See Figure 9 for all controls and features locations. IGNITION KEY Fast See Figure 10. Controls power to the engine. The key cannot be removed when in on position.
OIL PRESSURE WARNING LIGHT TRANSPORT LOCK RELEASE LEVER See Figure 15. Illuminates when oil pressure is low. Stop See Figure 16. engine immediately and refer to engine Releases deck from transport lock position. manual. Figure 15 MALFUNCTION INDICATOR LIGHT Models 991135, 991136 Illuminates when an engine-related problem occurs.
6. Check function of all controls. 7. Check function of the Safety Interlock System by performing the tests below. Contact your Gravely dealer for repair if any of the tests fail. Figure 17 WARNING: AVOID INJURY. Failure of Safety Interlock...
Lower Center Bar Test Steering PTO Parking Result See Figure 19. Levers Brake Starting Interlock WARNING: AVOID INJURY. Neutral Engaged Engine Lower the center bar only when starts. needed to drive under an object. Forward, Engaged Engine There is no rollover protection Neutral, does not with the center bar in the...
ADJUST SEAT WARNING: AVOID INJURY. Make all seat adjustments with the unit stopped, parking brake engaged and engine off. See Figure 20. Set Seat Height Rotate seat height adjustment dial on front of seat to match the approximate weight of the operator.
OPEN FUEL VALVE START THE ENGINE See Figure 23. 1. Move steering levers to neutral position. • Turn fuel valve forward to use fuel from left 2. Engage parking brake. tank. 3. Push PTO switch down to off position. • Turn fuel valve rearward to use fuel from 4.
6. Turn key to off position and remove from Direction Lever Position ignition. of Travel Right Turn Push left lever MOVE UNIT MANUALLY farther forward Bypass the transaxles to move the unit with than the right the engine off. lever. 1.
Proper maintenance can prolong the life of unit. The Maintenance Schedule on Page 24 Figure 26 shows the recommended service schedule. Your Gravely dealer can provide service and HOUR / MAINTENANCE METER adjustments to keep your unit operating at Timer-only Models peak efficiency.
** Change after first 75 hours of operation. ‡ Adjust clutch every 500 hours or once per season if used less than 500 hours. SERVICE PARTS See your Gravely dealer to purchase service 1. Mode Button parts for your unit. Figure 27 Description Qty.
07101043 caps. Transaxle Drive Belt 07226400 3. Fill expansion tanks with 15W-50 Fuel Stabilizer – 118 ml synthetic motor oil (Gravely (4 oz) p/n 00057100) or equivalent until oil • (Except Canada) reaches the cold fill indicator mark. See 04730300 Figure 28.
9. Reinstall filter guard and torque to 7.3 CHECK TIRE PRESSURE N•m (65 lb-in). DO NOT overtighten. 10. Add 15W-50 synthetic motor oil (Gravely Check and adjust tire pressure. See p/n 00057100) or equivalent until oil Specifications on page 45.
CHECK PARKING BRAKE DO NOT sharpen to this IMPORTANT: Parking brake lever engages pattern. drive wheels with two independent cables. It is possible for parking brake to engage one drive wheel only, indicating parking brake cable on opposite side is out of adjustment. 1.
5. Charge battery following battery manufacturer’s instructions. 6. Reinstall battery. See Install Battery on page 29. Jump Starting Gravely does not recommend jump starting your unit. Jump-starting can damage engine and system components. Refer to engine manual for details. CHECK FASTENERS Check for loose hardware and tighten if necessary.
Lubricate Caster Wheel Bearings SERVICE & 1. Place unit in service position. See ADJUSTMENTS Service Position on page 23. 2. Support unit so front wheels are off the ground. WARNING: AVOID INJURY. 3. Remove wheel from fork. Read and understand the Safety See Figure 35.
ADJUST TRANSAXLES 2. Slowly turn transaxle control arm in the opposite direction of hub rotation until hub Check For Excessive Creep stops. See Figure 38. WARNING: AVOID INJURY. This adjustment requires operating the engine. Use extreme care to avoid contact with moving parts and hot surfaces.
ADJUST PARKING BRAKE Set Parking Brake Neutral INTERLOCK 1. Adjust transaxles. See Adjust Transaxles on page 31. WARNING: AVOID INJURY. 2. Stop engine, remove key and wait for This adjustment requires moving parts to stop and for hot parts to operating the engine.
ADJUST STEERING LEVERS Adjust Height See Figure 41. Align Steering Levers The steering lever height may be adjusted for If there is more than 3.2 mm (1/8") between operator comfort. the horizontal alignment of the steering 1. Place steering levers in neutral position levers, align the levers.
ADJUST UNIT TO DRIVE ADJUST PARKING BRAKE STRAIGHT Unit is equipped with two parking brake cables that independently control parking Adjust Tire Pressure brake on each drive wheel. 1. Place unit in service position. See 1. Place unit in service position. See Service Position on page 23.
REPLACE MOWER BELTS 8. Remove PTO belt. CAUTION: Damaged or worn belts may result in injury and / or damage to the unit. Check belts for excessive wear or cracks often. Remove PTO Belt See Figure 45. 1. Place steering levers in neutral position and engage parking brake.
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Install PTO Belt Models 991130, 991133, 991136, 991139, IMPORTANT: Mower drive belt MUST be 991140 installed before PTO belt. See Install Mower Drive Belt on page 36. 1. Install PTO belt around clutch sheave at rear of unit. See Figure 50. 2.
REPLACE TRANSAXLE DRIVE BELT Remove Transaxle Drive Belt 1. Place unit in service position. See Service Position on page 23. 2. Remove PTO belt from clutch. See Remove PTO Belt on page 35. CAUTION: Use care when releasing idler spring tension. Keep body parts away from idlers when performing this operation.
3. Reinstall idler spring hook onto anchor 3. Remove hardware securing deck lift bolt. Make sure belt has tension and is pedal to deck lift arm. aligned in all pulleys. 4. Place pedal in desired position. 4. Reinstall clutch stop bracket and secure 5.
6. Slowly disconnect lift-assist springs from Install Deck spring peg on each side of deck. See See Figure 57. Figure 56. 1. Position deck under unit. 2. Connect rear mounting arms to deck with mounting pins. Secure with original hardware. 3.
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See Figure 59. Raise 6. Position mower blades so ends point front to back and measure the following: • At the front of the deck, measure the Lower distance between the ground and the cutting edge of the middle blade. •...
d. Check adjustment. See Check Blade Level and Pitch on page 39. e. Tighten jam nuts against deck- leveling links. ADJUST CLUTCH NOTICE: Adjust clutch every 500 hours or once per season if used less than 500 hours. See Figure 61. If clutch operates incorrectly or sounds abnormal, check the gap at the three inspection slots.
Check Safety Interlock System. See engaged or is faulty. Before Operation on page 18. Electrical system is faulty. Contact your Gravely dealer. Engine is faulty. Contact your Gravely dealer. Choke control lever is engaged. Move lever to off position. See (Models 991128, 991129, Choke Control Lever on page 16.
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Replace Transaxle Drive Belt on page 37. Transaxles are faulty. Contact your Gravely dealer. Transaxle drive system is faulty. Contact your Gravely dealer. Hydraulic oil level is low. Add hydraulic oil. See Check Hydraulic System on page 25. Operator presence switch is not Activate switch by sitting on seat.
SHORT-TERM STORAGE ACCESSORIES IMPORTANT: NEVER wash unit with high- pressure water or store outdoors. See your Gravely dealer for a complete list of 1. Allow unit to cool and clean with mild compatible accessories and attachments for soap and water.
37.9 (10) Type Refer to engine manual. Transmission Type Hydrostatic Drive Use 15W-50 synthetic motor oil (Gravely p/n 00057100) or equivalent Hydraulic Oil Filter Drive Speed Forward Maximum – km/h (mph) 16.1 (10.0) Reverse Maximum – km/h (mph) 8.0 (5.0)
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37.9 (10) Type Refer to engine manual. Transmission Type Hydrostatic Drive Use 15W-50 synthetic motor oil (Gravely p/n 00057100) or equivalent Hydraulic Oil Filter Drive Speed Forward Maximum – km/h (mph) 16.1 (10.0) Reverse Maximum – km/h (mph) 8.0 (5.0)
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37.9 (10) Type Refer to engine manual. Transmission Type Hydrostatic Drive Use 15W-50 synthetic motor oil (Gravely p/n 00057100) or equivalent Hydraulic Oil Filter Drive Speed Forward Maximum – km/h (mph) 16.1 (10.0) Reverse Maximum – km/h (mph) 8.0 (5.0)
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37.9 (10) Type Refer to engine manual. Transmission Type Hydrostatic Drive Use 15W-50 synthetic motor oil (Gravely p/n 00057100) or equivalent Hydraulic Oil Filter Drive Speed Forward Maximum – km/h (mph) 16.1 (10.0) Reverse Maximum – km/h (mph) 8.0 (5.0)
Equipment Limited Warranty Warranty Ariens Company (Ariens) warrants to the original purchaser that Ariens, Gravely and Countax brand products purchased on or after 9/1/2017 and designated or labeled commercial products by Ariens Company will be free from defects in material and workmanship for the time period noted in the chart below.
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Exclusions – Items Not Covered by This Warranty • Parts that are not genuine Ariens, Gravely or Countax service parts are not covered by this warranty and may void the warranty. • Damages resulting from the installation or use of any part, accessory, or attachment which is not approved by the Ariens Company for use with product(s) identified herein are not covered by this warranty.
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• Products are designed to the specifications in the area that the product was originally distributed. Different areas may have significantly different legal and design requirements. This warranty is limited to the requirements in the area in which the unit was originally distributed.
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655 West Ryan Street Brillion, WI 54110 gravelymower.com gravely.custhelp.com...