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Gravely 991091 Owner's/Operator's Manual

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ZT HD
Owner/Operator Manual
Manuel Du Propriétaire/Utilisateur
E10
The use of any gasoline exceeding 10% ethanol (E10) or
10% MTBE will void the product warranty.
L'utilisation d'une essence contenant plus de 10% d'éthanol
(E10) ou de 10% de MTBE annulent la garantie.
ENGLISH
FRENCH
Models
991082 – ZT HD48
(SN 020000+)
991083 – ZT HD52
(SN 020000+)
991084 – ZT HD60
(SN 020000+)
991090 – ZT HD44
(SN 020000+)
991091 – ZT HD60
(SN 020000+)
991098 – ZT HD44 CARB
(SN 020000+)
991099 – ZT HD48 CARB
(SN 020000+)
991100 – ZT HD52 CARB
(SN 020000+)
991101 – ZT HD60 CARB
(SN 020000+)
04564000A 10/12
Printed in USA

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Summary of Contents for Gravely 991091

  • Page 1 991083 – ZT HD52 (SN 020000+) 991084 – ZT HD60 (SN 020000+) 991090 – ZT HD44 (SN 020000+) 991091 – ZT HD60 (SN 020000+) 991098 – ZT HD44 CARB (SN 020000+) 991099 – ZT HD48 CARB (SN 020000+) 991100 – ZT HD52 CARB (SN 020000+) 991101 –...

  • Page 2: Table Of Contents

    They are printed on a serial number label, located on the frame of your unit (Figure 1). PRODUCT REGISTRATION The Gravely dealer must register the product at the time of purchase. Registering the product will help the company process warranty claims or contact you with the latest service information.
  • Page 3 Customer Note: Your Dealer has been register your product, please fill out, sign and provided complete set-up and preparation return the product registration card to Gravely instructions which must be completed prior to or go to www.gravely.com on the Internet.

  • Page 4: Safety

    SAFETY SIGNAL WORDS WARNING: This cutting machine The safety alert symbols above and signal is capable of amputating hands words below are used on decals and in this and feet and throwing objects. manual. Failure to observe the safety Read and understand all safety messages. instructions in the manuals and on decals could result in serious injury 1.
  • Page 5 1. Safety Decal Identification 07800403 07800401 Figure 2 2. Safety Decal Description Keep hands away from all 1. DANGER! rotating or moving parts. DANGER! Keep all guards and shields in place. Read and understand the 1.2 Discharge Hazard operator’s manual before operating unit.
  • Page 6 1.3 Tipping Hazard Do not carry passengers. Avoid tipping hazard. Look behind when operating the unit in reverse. DO NOT operate on slopes over 15°. 1.6 Loss of Traction Hazard If loss of traction is DO NOT operate on slopes experienced do the over 15°.
  • Page 7 3. DANGER! 5. HOT SURFACES! Discharge Hazard – NEVER direct discharge DO NOT touch parts toward people, pets or which are hot from property. Thrown objects operation. ALWAYS allow can cause injury or parts to cool. damage. Amputation Hazard – 6.
  • Page 8 Only allow responsible adults, who are Wear adequate outer garments. familiar with the instructions, to operate this NEVER wear open sandals or canvas shoes machine. during operation. Wear adequate safety Only the user can prevent and is responsible gear, protective gloves and footwear. for accidents or injuries occurring to Wear proper footwear to improve footing on themselves, other people or property.
  • Page 9 This product is equipped with an internal Never leave a running machine unattended. combustion type engine. DO NOT use unit Always turn off blade(s), set parking brake, on or near any unimproved, forest-covered stop engine and remove key before or brush covered land unless exhaust dismounting.
  • Page 10 Use extra care while operating machine with Never fill containers inside a vehicle or on a grass catchers or other attachments; they truck or trailer bed with a plastic liner. can affect the stability of the machine. Do Always place containers on the ground away not use on steep slopes.
  • Page 11 Moving parts can cut or amputate fingers or Batteries a hand. On multiblade mowers, rotation of Avoid Electric Shock. Objects contacting one blade will cause all blades to rotate. both battery terminals at the same time may Never weld or straighten mower blades. result in injury and unit damage.

  • Page 12: Assembly

    ASSEMBLY WARNING: AVOID INJURY. Read and understand entire Safety section before proceeding. UNIT ASSEMBLY Package Contents: Unit, Mower Deck and Literature Pack Preparation Checklist Refer to the Owner/Operator manual as required. 1. Unpack Unit – Remove shrink wrap and packaging materials. 1.

  • Page 13: Controls And Features

    CONTROLS AND FEATURES OM4090 OM4085 Figure 4 OF4410 OF4040 1. Fuel Tank and Cap 9. Battery 2. Steering Levers 10. Mower Lift Pedal 3. Hydraulic Oil Reservoir 11. Mower Deck 4. Ignition Switch 12. Mower Lift Lock 5. Hour Meter 13.

  • Page 14: Operation

    D. To turn right, pull the right back or your Gravely dealer for repairs. push the left steering control lever NOTE: When the parking brake is engaged, forward or a combination of both.
  • Page 15 Throttle Lever Cutting Height: Put cutting height adjustment pin in desired The throttle lever changes hole. Push mower lift pedal forward and hold the engine speed. Move it while pushing down on the lift lock. Slowly the throttle lever to Fast (1) lower mower lift pedal until deck lift contacts to increase engine speed.
  • Page 16 GASOLINE NOTE: The hour meter is preprogrammed for the initial oil change at 25 hours and for 100 IMPORTANT: ALWAYS use gasoline that hours thereafter. The hour meter is meets the following guidelines: programmed for the initial hydraulic oil and filter change at 75 hours and for 400 hours •...
  • Page 17 3. Check Engine Fuel and Crankcase To stop the engine: 1. Bring the steering levers to neutral. Disengage the PTO and engage the Check and add fuel if required. Check that parking brake. engine crankcase oil is full. Follow Engine 2.
  • Page 18 MOVING THE UNIT WITH THE FOR BEST PERFORMANCE ENGINE OFF Cut grass when it is dry. Keep mower blades sharp. IMPORTANT: Never tow unit. Keep mower deck properly levelled. 1. Shut OFF engine. 2. Place seat in the service position (See Adjust anti-scalp rollers to prevent scalping.

  • Page 19: Maintenance Schedule

    MAINTENANCE SCHEDULE Proper maintenance can prolong the life of unit. The following charts show the WARNING: AVOID INJURY. recommended service schedule. More Read and understand entire frequent service may be required due to Safety section before proceeding. working conditions (heavy loads, high ambient temperatures, dusty conditions, or airborne debris).

  • Page 20: Service And Adjustments

    1. Place unit on a flat level surface. peak efficiency. Should engine service be ALWAYS stop engine. Ensure unit is required, it can be obtained from a Gravely secure and will not tip over. Strap and Dealer or the engine manufacturer’s clamp onto lift if used.
  • Page 21 Check Hydraulic Fluid Level Check the system with the unit cold and parked on a flat, level surface. Then run the unit for about one minute and recheck the levels. To Add Hydraulic Fluid: 1. Remove the cap from the expansion tank.
  • Page 22 7. Fill with 20W-50 engine oil with an SL 5. Start the engine and slowly move the API classification until oil appears at the steering levers in forward and reverse bottom of the drain plug (about 2 quarts five or six times. per transaxle).
  • Page 23 Sharpen the Mower Blades BATTERY CAUTION: DO NOT sharpen WARNING: AVOID INJURY. mower blades while on unit. An Read and understand entire unbalanced mower blade will Safety section before proceeding. cause excessive vibration and eventual damage to unit. Check mower blade balance before reinstalling blades.
  • Page 24 4. Charge battery according to charger and battery manufacturers’ instructions. 5. Replace battery. See Replace Battery on page 23. Jump-Starting Gravely does not recommend jump-starting your unit. Jump-starting can damage engine and electrical system components. See your engine manual for more detailed information. LUBRICATE UNIT Apply oil at all pivot points and pin connections.
  • Page 25 Aligning the Steering Levers 4. Start the engine, run engine at full throttle, and release the parking brake. (Figure 14) 5. Move the steering levers from Forward 1. Shut OFF engine. Engage parking to Reverse several times to make sure brake.
  • Page 26 ADJUSTING THE UNIT TO TRACK ADJUSTING THE HEIGHT OF THE STRAIGHT STEERING LEVER HANDLES The handles have three height positions (Figure 16). WARNING: Prior to adjusting the tracking of the unit, shut OFF engine, engage parking brake, and remove the ignition key. Check and adjust tire pressure.
  • Page 27 Check Adjustment NOTE: Be sure to check the parking brake on CAUTION: DAMAGED OR both sides of the unit (Figure 17). WORN BELTS may result in injury and/or damage to unit. 1. Engage parking brake and set both Check belts for excessive wear or transmission bypass valves to the neutral position.
  • Page 28 4. Remove short mower belt from right PTO Idler Spring Length blade spindle and from deck. Idler pivot bolt must be loosened slightly to gain clearance to remove belt from under idler pulley (Figure 19). 5. Arrange new mower belt(s) on deck (short belt first).
  • Page 29 Lowest Cutting Height Highest Cutting Height OF3590 Figure 22 Removing the Mower Deck 1. Remove PTO belt (See Replacing Mower Belts on page 27). WARNING: AVOID INJURY. Mower lift arms and mower lift pedal could cause severe injury if they are not locked before removing the mower deck.
  • Page 30 Check Blade Level and Pitch 1. Raise mower deck to a 3 in. (7.62 cm) cutting height. 2. Shut off engine. Engage parking brake. Remove the ignition key. NOTE: Place blocks under the bottom edge of the deck, not under the reinforcement bar welded along deck face.
  • Page 31 CLUTCH ADJUSTMENT Blade Side-to-Side Level If clutch fails to engage or disengage properly or begins to make abnormal noise, check the air gap adjustment at the three inspection slots. To check: 1. Stop engine, remove key and wait for all hot parts to cool.

  • Page 32: Storage

    Fuel System STORAGE Gasoline left in the fuel system for extended periods without a stabilizer will deteriorate, resulting in gum deposits in the system. WARNING: AVOID INJURY. These deposits can damage the carburetor Read and understand entire and the fuel hoses, filter and tank. Prevent Safety section before proceeding.

  • Page 33: Accessories

    Bagger, Adapter Kit 44" Decks 07200026 PTO Belt – 52" Decks 89100300 HD Series Bagger 07200028 PTO Belt – 60" Decks 79102000 Hub Cap Set (2) Gravely 10" 07211500 Traction (Hydro Pump) Belt 79102300 Kit, Universal Flextend 00450200 Blade – 48" Decks 79103600...

  • Page 34: Specifications

    SPECIFICATIONS Model Number 991082 991083 Model HD 48 HD 52 Engine Kawasaki Engine Model Number FR730 44.3 (726) Engine Displacement – in (cc) Governed RPM (May be 3,600 ± 75 different from maximum RPM) Liquid or Air Cooled Speed Forward Maximum – mph 8 (12.9) (km/h) Reverse Maximum –...
  • Page 35 SPECIFICATIONS Model Number 991084 991090 991091 Model HD 60 HD 44 HD 60 Engine Kawasaki Kohler Engine Model Number FR730 FR691 Courage Pro 44.3 (726) 44.2 (725) Engine Displacement (cc) – Governed RPM (May be 3 600 ± 75 different from maximum RPM)
  • Page 36 SPECIFICATIONS Model Number 991099 991100 Model HD 48 CARB HD 52 CARB Engine Kawasaki Engine Model Number FR730 44.3 (726) Engine Displacement – in (cc) Governed RPM (May be 3,600 ± 75 different from maximum RPM) Liquid or Air Cooled Speed Forward Maximum –...
  • Page 37 SPECIFICATIONS Model Number 991101 991098 Model HD 60 CARB HD 44 CARB Engine Kawasaki Engine Model Number FR730 FR691 44.3 (726) Engine Displacement (cc) – Governed RPM (May be 3 600 ± 75 different from maximum RPM) Liquid or Air Cooled Speed Forward Maximum –...

  • Page 38: Warranty

    Consumer Mowing Equipment Limited Warranty Ariens Company (Ariens) warrants to the original purchaser that Ariens, Gravely and Countax brand lawn and garden consumer products purchased on or after 1/1/2012 will be free from defects in material and workmanship for the time period noted in the chart below. Equipment put to personal use around a single household or residence is considered “Consumer Use”;...
  • Page 39 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.
  • Page 42 GRAVELY 655 West Ryan Street Brillion, WI 54110 920-756-4688 Fax 920-756-2407 www.gravely.com WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.

This manual is also suitable for:

Zt hd48Zt hd52Zt hd60Zt hd44Zt hd44 carbZt hd48 carb ... Show all

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