Gravely 991082 ZT HD48 Owner'S/Operator'S Manual Download Page 3

GB - 3

• Record Unit Model and Serial numbers 
here.

• Record Engine Model and Serial numbers 
here.

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. All claims meeting 
requirements during the limited warranty 
period will be honored, whether or not the 
product registration card is returned. Keep a 
proof of purchase if you do not register your 
unit. 

Customer Note:

 If the Dealer does not 

register your product, please fill out, sign and 
return the product registration card to Gravely 
or go to www.gravely.com on the Internet.

UNAUTHORIZED REPLACEMENT 
PARTS

Use only Gravely replacement parts. The 
replacement of any part on this equipment 
with anything other than a Gravely authorized 
replacement part may adversely affect the 
performance, durability, and safety of this unit 
and may void the warranty. Gravely disclaims 
liability for any claims or damages, whether 
regarding warranty, property damage, 
personal injury or death arising out of the use 
of unauthorized replacement parts. 

NOTE: 

To locate your nearest Gravely 

Dealer, go to www.gravely.com.

DISCLAIMER

Gravely reserves the right to discontinue, 
change, and improve its products at any time 
without public notice or obligation to the 
purchaser. The descriptions and 
specifications contained in this manual were 
in effect at printing. Equipment described 
within this manual may be optional. Some 
illustrations may not be applicable to your 
unit.

DEALER DELIVERY

Dealer should:

1. Test brakes after unit is assembled to be 

sure adjustment has not been disturbed 
in shipment (See 

Parking Brake 

Interlock System 

on page 14). Wheel 

brakes are properly adjusted at factory. 

2. Check the safety interlock system to 

make sure that it is functioning properly. 
With operator on seat, unit must not start 
unless steering levers are in neutral (N) 
and Power Takeoff (PTO) is disengaged 
(Off). Engine must stop if operator 
leaves seat when steering levers are in 
any drive position or PTO is engaged 
(On). See 

Safety Interlock System 

on 

page 14.

3. Fill out Original Purchaser Registration 

Card and return the card to Gravely.

4. Explain Limited Warranty Policy.
5. Explain recommended lubrication and 

maintenance. Advise customer on 
adjustments. Instruct customer on 
controls and operation of unit. Discuss 
and emphasize the Safety Precautions. 
Give customer Owner/Operator, Parts, 
and Engine Manuals. Advise customer 
to thoroughly read and understand them.

Customer Note:

 Your Dealer has been 

provided complete set-up and preparation 
instructions which must be completed prior to 
you taking delivery of this unit. The dealer is 
required to review important information in 
this manual with you before or upon delivery 
of the unit or attachment.

Figure 1

Serial Number Label

Summary of Contents for 991082 ZT HD48

Page 1: ...E10 or 10 MTBE will void the product warranty Il est possible d utiliser de l essence contenant jusqu 10 d thanol E10 ou 10 de MTBE ther m thyl tertiobutylique sur cette machine L utilisation d une es...

Page 2: ...la liste des langues disponibles pour votre quipement Les manuels imprim s dans des langues diff rentes de l anglais sont galement disponibles en t l chargement gratuit sur notre site Web http www gr...

Page 3: ...or obligation to the purchaser The descriptions and specifications contained in this manual were in effect at printing Equipment described within this manual may be optional Some illustrations may not...

Page 4: ...LWAYS provide this manual and any needed safety training before operation SAFETY DECALS AND LOCATIONS ALWAYS replace missing or damaged Safety Decals Refer to Figure 2 for Safety Decal locations SAFET...

Page 5: ...and others away from unit while operating Never direct discharge toward other people Thrown objects can cause injury Look down and behind before and while backing Keep children out of work area and u...

Page 6: ...rect discharge toward people pets or property Thrown objects can cause injury or damage Keep children and others away from unit while unit is in operation Do not operate mower unless all guards are in...

Page 7: ...on is experienced do the following Disengage PTO Look before backing Proceed off slope slowly Do not try to turn or speed up 3 DANGER Discharge Hazard NEVER operate unit without discharge chute in ope...

Page 8: ...Thrown objects can cause injury or damage Do not operate mower unless all guards are in operating position or bagger is attached 7 DANGER Discharge Hazard NEVER operate unit without discharge chute in...

Page 9: ...gh terrain Stay alert for hidden hazards or traffic DO NOT operate near drop offs ditches or embankments Unit can suddenly turn over if a wheel is over the edge of a cliff or ditch or if an edge caves...

Page 10: ...objects Use extreme caution on gravel surfaces Always stand clear of the discharge area ALWAYS disengage PTO stop unit and engine remove key engage parking brake and allow moving parts to stop before...

Page 11: ...and unit damage DO NOT reverse battery connections Reverse connections may result in sparks which can cause serious injury Always connect positive lead of charger to positive terminal and negative lea...

Page 12: ...ication Lubricate all fittings per maintenance label under seat and check hydrostat oil level See Lubricate Unit on page 24 12 On 60 inch Decks Remove the discharge chute from the transport position a...

Page 13: ...ur Meter 6 Throttle Lever 7 Choke Control 8 Power Take Off PTO Switch 9 Battery 10 Mower Lift Pedal 11 Mower Deck 12 Mower Lift Lock 13 Seat Adjustment Lever 14 Parking Brake 15 Bypass Valve Lever CON...

Page 14: ...locked in neutral whenever the parking brake is engaged NOTE Aggressive turning can scuff or damage lawns ALWAYS keep both wheels rotating when making sharp turns DO NOT make turns with inside wheel c...

Page 15: ...ver 1 Pull lever up to engage parking brake 2 Push lever down to disengage parking brake Seat Adjustments To adjust seat forward or backward 1 While seated pull seat adjustment lever outward and slide...

Page 16: ...um of 87 octane 87 AKI 91 RON High altitude use may require a different octane Consult your engine manual Gasoline with up to 10 ethanol gasohol or up to 10 MTBE methyl tertiary butyl ether is accepta...

Page 17: ...gage the PTO and engage the parking brake 2 Move the throttle lever to the Slow position 3 Turn the ignition key to the Off position TO MOW WITH UNIT Operate the unit only when seated in the operator...

Page 18: ...rp Keep mower deck properly levelled Adjust anti scalp rollers to prevent scalping Do not set height of cut too low For very tall grass mow twice Do not travel too fast Mow with the engine set at full...

Page 19: ...raulic oil level mark on cap dipstick Add 20W50 engine oil as needed Do not overfill See Check Hydraulic Fluid Level on page 21 Check Tires See Specifications on page 33 for correct tire pressure CAUT...

Page 20: ...ot points and pin connections Grease lube fittings See Lubricate Unit on page 24 Check Brake Gap Adjust gap if necessary See Adjusting the Parking Brake on page 26 Every 100 Hours Clean Battery Keep b...

Page 21: ...nting surface and then lubricate rubber gasket on new oil filter with clean hydraulic oil 5 Spin new oil filter onto filter housing until it makes contact Tighten oil filter another 3 4 turn 6 Install...

Page 22: ...and slowly move the steering levers in forward and reverse five or six times 6 Stop the engine check the oil level and add oil as needed 7 Repeat steps 2 6 until the transaxles operate smoothly in fo...

Page 23: ...edule on page 19 3 Disconnect cables from battery negative then positive Figure 11 4 Remove hold down and remove battery Replace Battery 1 Replace battery and secure with battery hold down 2 Reconnect...

Page 24: ...other well ventilated place 3 Connect positive lead of charger to positive terminal and negative lead to negative terminal 4 Charge battery according to charger and battery manufacturers instructions...

Page 25: ...l screw on the pump 8 Move steering levers from Forward to Reverse several times and return steering levers to neutral position Check wheel s for movement 9 If wheel is still moving repeat steps 7 and...

Page 26: ...handle and eccentric spacer from the steering lever NOTE Position the right and left handles at the same height position 3 Install the spacer handle and eccentric spacer in the appropriate height posi...

Page 27: ...See Operation on page 14 2 Lower the mower 3 Place seat in most rearward position 4 Remove belt covers 5 Place foot board in open position Figure 18 Replacing Mower Belts NOTE Long mower belt must be...

Page 28: ...See Replacing Mower Belts on page 27 3 Slowly release the tension on the hydro pump belt idler until all the tension is removed from the springs 4 Remove old hydro pump belt from right hand hydrostat...

Page 29: ...deck lift shaft and the deck lift cover Insert the cutting height pin in the holes on the side of the deck lift cover so it passes all the way through the deck lift cover and shaft IMPORTANT The mower...

Page 30: ...g the height adjusters on the deck lift brackets see Figure 25 6 After deck is level side to side check the deck front to back pitch 7 Turn the blades so the blade ends point front to back as shown in...

Page 31: ...nimum A 016 feeler gauge should slide between armature and rotor with slight contact Maximum A 020 feeler gauge should slide between armature and rotor with slight contact 3 Repeat for each inspection...

Page 32: ...uretor NEVER store the engine with fuel in the fuel tank inside of a building with potential sources of ignition To Take the Unit Out of Storage 1 Refer to the engine service manual to prepare the eng...

Page 33: ...Brake Fuel Fuel Type Refer to Engine Manual Fuel Tank Capacity gal L 6 5 24 6 Transmission Type Hydrostatic Drive Transmission Oil Use 20W 50 engine oil with an SL API classification Hydraulic Oil Fi...

Page 34: ...lutch Brake Fuel Fuel Type Refer to Engine Manual Fuel Tank Capacity gal L 6 5 24 6 Transmission Type Hydrostatic Drive Transmission Oil Use 20W 50 engine oil with an SL API classification Hydraulic O...

Page 35: ...tions The chart below details special exceptions to this warranty Warranty Code Product Group Warranty Period Consumer Use Warranty Period Commercial Use HA Zoom ZT Zero Turn Riders AMP Rider 3 Years...

Page 36: ...equirements of any other area Warranty service is limited to service within the area originally distributed In countries other than the United States and Canada contact the Ariens Company dealer for w...

Page 37: ...amount of time not to exceed 30 days If you have a question regarding your warranty coverage you should contact Ariens Company Technical Service Center at 1 920 756 4688 DEFECTS WARRANTY REQUIREMENTS...

Page 38: ...is article The manufacturer issuing the warranty will not be liable under this Article to warrant failures of warranted parts caused by the use of an add on or modified part Evaporative Emission Warra...

Page 39: ......

Page 40: ...this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm WARNING GRAVELY 655 West Ryan Street Brillion WI 54110 920 756 4688 Fax 920 7...

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