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Gravely 992018, Service Manual

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Gravely 992018 Service Manual Download Page 43

 43

Unit does not drive.

1. Parking brake engaged.

2. Transmission bypass levers 

open.

3. Hydraulic oil level low.

4. Faulty hydraulic drive system.

1. Disengage parking brake.

2. Close transmission bypass 

levers (see Moving Unit Manually 
on page 16).

3. Add hydraulic oil (see Checking 

Hydraulic Oil Level on page 26).

4. See your Gravely dealer.

TROUBLESHOOTING

PROBLEM

PROBABLE CAUSE

CORRECTION

Summary of Contents for 992018

Page 1: ...Promaster 250Z 260Z 272Z 09254300A 8 04 Printed in USA Service Manual 992018 020 023 027 029 030 992032 033 034 035...

Page 2: ...18 General Lubrication 18 Servicing the Battery 18 Basic Engine Maintenance 19 Belts 20 Tires 21 Mower Blades 21 Adjusting Control Levers 22 Adjusting the Parking Brake 22 Adjusting Unit To Track Stra...

Page 3: ...imi Nazwa handlowa Nome da Marca Gravely Model Mod le Modell Model Model Modello Modelo Modell Modell Malli Model Modelo 992318 992319 Cutting Width cm Largeur de coupe cm Schnittbreite cm Maaibreedte...

Page 4: ...10 0157 USA Signature Signature Unterschrift Handtekening Underskrift Firma Firma Signatur Namnteckning Allekirjoitus Podpis Assinatura 11 24 2003 Date Date Datum Datum Dato Data Fecha Dato Datum P iv...

Page 5: ...ct please fill out sign and return the product registration card to Gravely UNAUTHORIZED REPLACEMENT PARTS Use only Gravely replacement parts The replacement of any part on this unit with anything oth...

Page 6: ...Operator s Manual Keep children 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 Neve...

Page 7: ...irect discharge toward other people Keep people away from unit while operating Shut off engine remove key and read manual before you adjust or repair unit NO STEP Always keep feet away from rotating p...

Page 8: ...sur le canal d ejection ou sans le bac monte No operar segadora a menos que las defensas esten en posicion de operacion o el recogedor este fijo 07742300B DANGER PELIGRO Read the operator s manual Kee...

Page 9: ...T operate unit if safety interlock is damaged or disabled Start and operate unit only when seated in operator s position Steering control levers must be in neutral PTO disengaged and parking brake set...

Page 10: ...in fuel tank indoors Replace fuel cap securely and clean up spilled fuel Never fill containers inside a vehicle or on a truck or trailer bed with a plastic liner Always place containers on the ground...

Page 11: ...ng properly If unit does not perform as stated contact your Gravely dealer for repairs NOTE For all models when parking brake is engaged steering levers are locked in neutral Parking Brake Interlock S...

Page 12: ...7 CV25S Cycle 4 Engine Power 25 HP 20 HP 25 HP HP KW min 1 18 6 KW min 1 14 7 KW min 1 18 6 KW min 1 Starting System Electric Fuel Tank Capacity 9 gals US 34 liters Fuel See Engine Manual Idle RPM 180...

Page 13: ...i Kohler Kawasaki Model Number CV25S FH721V CV26S FH601V FH680V Cycle 4 Engine Power HP kw Governed RPM 25 18 6 26 19 3 19 14 1 23 17 2 Governed RPM 3600 Idle RPM 1800 Starting System Electric Fuel Ta...

Page 14: ...10 Malfunction Indicator Light 11 Throttle Lever 12 Ignition Switch 13 Power Take Off PTO Switch 14 Steering Levers 15 Mower Lift Lever 16 Seat Adjustment Lever 17 Seat Suspension Adjustment Knob not...

Page 15: ...ts hard cleaners or abrasives NOTE Protect painted surfaces with automotive type wax Follow Engine Manual Maintenance Schedule Perform scheduled engine maintenance Refer to Engine Manual for detailed...

Page 16: ...ot step on mower deck 3 When service is complete lower hood and secure with hood latches Figure 4 MOVING UNIT MANUALLY Figure 5 IMPORTANT Never tow unit 1 Place hood in the full service position see S...

Page 17: ...an seep into sealed bearings and reduce component life Bearings are sealed against dirt and debris only A unit that is excessively dirty should be cleaned before work starts Cleaning will occasionally...

Page 18: ...oil at all pivot points and pin connections Figure 7 IMPORTANT Wipe front axle grease zerk and two front axle caster pivots clean before and after lubrication NOTE Use Stens Mix Hi Temp Grease or equi...

Page 19: ...llation on page 19 2 Place battery on bench or other well ventilated area 3 Connect positive lead of charger to positive terminal and negative lead to negative terminal 4 Charge battery according to t...

Page 20: ...and park unit refer to unit Owner s Manual 2 Remove the mower belt from the mower clutch sheave See replacing Mower Belts 3 Remove old hydro pump belt by rolling belt off right hand hydrostat sheave f...

Page 21: ...lbs 95 Nm Put the ignition wires back on the spark plugs STEERING CONTROL NEUTRAL ADJUSTMENT If the unit has excessive creep when the control levers are in neutral adjust as follows Figure 13 Figure 1...

Page 22: ...f steering control lever on side which is going to be adjusted Screw ball joint on or off link rod to hydrostat so that control levers align Replace rod end on lower part of steering control lever 3 I...

Page 23: ...r and remove blocks 9 Measure height of deck at each side Measurements must be within 1 16 1 5 mm of each other 10 If measurements are out of range fix by adjusting chains on low side of deck 11 Once...

Page 24: ...on pipe 2 Bad electrical connection 23 Sticking throttle restricted movement 44 Choked oil filter 3 Faulty starter motor 24 Exhaust pipe restriction 45 Bad solenoid switch 4 Incorrect grade of lubrica...

Page 25: ...nd add as needed ELECTRIC CLUTCH The motor output shaft has two pulley mechanisms The top pulley is direct drive and powers the hydraulic system The lower pulley is engaged by an electric clutch and s...

Page 26: ...e If binding occurs you will need to correct that problem before proceeding to the next steps 4 Make sure hydraulic fluid level is correct 5 Clean hydraulic hoses at the wheel motor 6 Disconnect the h...

Page 27: ...1 2 minutes After shutting off the engine check the hydraulic fluid level The dipstick should read between the high and low markings REPLACE WHEEL MOTOR Each drive wheel is mounted to a hydraulic dri...

Page 28: ...tivate seat switch 4 Start the engine and run at about 3 4 throttle or faster 5 Move the deck lift lever to the raise position and hold Relief pressure should be 650 psi minimum from the Hydro Gear au...

Page 29: ...er Oil Filter Left Wheel Motor Upper Lower Right Wheel Motor Upper Lower PRESSURE RETURN SUCTION Right Pump Left Pump Oil Tank Deck Lower Deck Lift Lift Valve Reverse High Pressure Forward High Pressu...

Page 30: ...30 Models 992020 029 030 032 033 034 035 PD1774...

Page 31: ...Spindle 1 Bolt new spindle to mower deck 2 Place square key in position and slide pulley down the shaft Tighten bolt and washer 3 Replace belts 4 Install blade using flat washer lock washer and bolt T...

Page 32: ...t Figure 22 To Replace the Caster Wheel 1 Support the axle to keep the wheel off the ground 2 Remove dust cap and spindle nut at top of spindle 3 Lift axle to allow caster spindle to drop out of sleev...

Page 33: ...an the part would cost and the results may not be as good ELECTRICAL MEASUREMENTS In many electrical circuits there is some visible effect which indicates that the circuit is functioning properly A sw...

Page 34: ...ely Internal contact Drink large quantities of water Follow with Milk of Magnesia beaten egg or vegetable oil Get medical attention immediately IMPORTANT In case of internal contact DO NOT induce vomi...

Page 35: ...led to prevent moisture from entering and Actuating type push pull rotary momentary contact or micro switches NOTE Check that the connections to the switches are secure and that a switch is being acti...

Page 36: ...roblems that may cause the problem The starter solenoid in the Ariens equipment is a sealed unit used to actuate the starter motor on the engines These solenoids may have three or four connections The...

Page 37: ...nly one way Rectifiers A battery is charged through the use of an alternator located in or on the engine A charging circuit contains a rectifier because alternators produce alternating current AC and...

Page 38: ...38 WIRING DIAGRAMS Models 992018 020 027 PD3230 PD2110...

Page 39: ...39 Model 992029 030 034 035 PD3242...

Page 40: ...HOUR METER BLACK PURPLE WHITE SEAT PTO RELAY OIL PRESSURE BLUE WHITE BRAKE SWITCH FUSE 30A PTO CLUTCH 1 2 PTO SWITCH 4 3 9 1 7 START RELAY REGULATOR FUEL SOLENIOD OIL LIGHT RED YELLOW PURPLE B A BLAC...

Page 41: ...41 Models 992032 033...

Page 42: ...ssure light is on 1 Oil pressure is low 1 Refer to Engine Manual Fuel Water separator light is on 1 Fuel water separator filter dirty or damaged 1 Clean or replace fuel water separator filter Refer to...

Page 43: ...ulic oil level low 4 Faulty hydraulic drive system 1 Disengage parking brake 2 Close transmission bypass levers see Moving Unit Manually on page 16 3 Add hydraulic oil see Checking Hydraulic Oil Level...

Page 44: ...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 com...

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