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22 

 

4.1.12 

Inspect Belt wear: 

 

 

Service Interval:  

40 hrs.

 

 

 

  a)  Stop engine and wait for all moving parts to stop.  Engage parking brake.   

Remove key or spark plug wire(s). 

 

 

  b)  Remove mower deck belt shield to check mower blade drive belt condition. 

 

 

  c)  Look under engine deck to check the pump drive belt condition. 

 

 

  d)  Check all idler arms to be sure they pivot freely.  Disassemble, clean and 

grease pivot bushings if necessary. 

 4.1.13 

Lubrication: 

   Service 

Interval: 

Refer to Chart.

 

 

 

  a)  Stop engine and wait for all moving parts to stop.  Engage parking brake.   

Remove key or spark plug wire(s). 

 

 

  b)  Lubricate fittings with one to two pumps of NGLI grade no.2 multi-purpose 

gun grease

 

 

   

Refer to the following chart for fitting locations and lubrication schedule. 

  GREASE 

LUBRICATION 

CHART 

FITTING 
LOCATIONS 

INITIAL 

PUMPS 

NO. of 

PLACES 

SERVICE 

INTERVAL 

1.  Caster Wheel Bearings 

12 

Daily 

2.  Caster Pivots 

Daily 

3.  PTO Engagement Bellcrank

Monthly 

4.  Pump Drive Idler Pivot 

Weekly 

5.  Pump Control Bearings 

Weekly 

6.  Mower Deck Idler Pivot 

Weekly 

 

 

 

No. 4 Idler Pivot (Pump Drive) 
Located Under Engine Deck 

 

 

No. 4 & 6 (Idler Pivots) 

 

Disassemble and grease once a  

 

month under a “No Load” condition. 

 

 

 

 

  c)  Lubricate pivot points with a spray penetrating lubricant as directed below. 

 

SPRAY LUBRICANT CHART

 

PIVOT POINT 

NO. OF 

PLACES 

SERVICE 

INTERVAL 

1. PTO Engagement Upper Bellcrank 

Weekly 

 

4.1.14  Check spark plugs: 

 

 

Service Interval:  

See Engine Owners Manual

 

 

 

  a)  Stop engine and wait for all moving parts to stop.  Engage parking brake.   

Remove key or spark plug wire(s). 

 

 

  b)  Remove spark plugs, check condition and adjust plug gap or replace with 

new plugs. 

 

 

Summary of Contents for Viking Hydro VH15KA362

Page 1: ...For Serial Nos 670 000 Higher Part No 109 6455 Rev A ...

Page 2: ...er opening Keep away from eyes and skin Never siphon by mouth IMPORTANT When the mower is used or operated on any California forest brush or grass covered land a working spark arrester must be attached to the muffler If not the operator is violating state law Section 4442 Public Resource Code To acquire a spark arrester for your unit see your Engine Service Dealer This spark ignition system compli...

Page 3: ...ubmitting the Exmark Parts Plus order to Exmark by 3 00 p m central time the Distributor pays for the part and freight 3 Exmark being unable to ship the part and the Exmark parts order is received by 3 00 p m central time Exmark pays for the part and freight 4 If the part does not arrive overnight due to the shipper UPS the shipper pays for the freight and Exmark pays for the part The following re...

Page 4: ...aintain its maximum efficiency and promote safe operation If additional information is needed or should you require trained mechanic service contact your authorized Exmark equipment dealer or distributor All Exmark equipment dealers and distributors are kept informed of the latest methods of servicing and are equipped to provide prompt and efficient service in the field or at their service station...

Page 5: ...ve System 10 2 8 Tires 10 2 9 Deck 11 2 10 Dimensions 11 2 11 Torque Requirements 11 3 OPERATION INSTRUCTIONS 3 1 Controls 11 13 3 2 Pre Start 13 3 3 Operation Instructions 13 16 3 4 Transporting 16 4 MAINTENANCE ADJUSTMENTS 4 1 Periodic Maintenance 17 23 4 2 Adjustments 24 31 5 WASTE DISPOSAL 5 1 Motor Oil Disposal 31 6 TROUBLE SHOOTING 6 1 Mower Tracks Left or Right 31 6 2 Mower Cuts Unevenly 31...

Page 6: ...rself with the controls and the proper use of the equipment If the operator s or mechanic s can not read English it is the owner s responsibility to explain this material to them 1 2 3 Do not allow operation of this machine by untrained personnel Never allow children teenagers or people unfamiliar with these instructions to use the mower Local regulations may restrict the age of the operator 1 2 4...

Page 7: ...d highly explosive WHAT CAN HAPPEN A fire or explosion from gasoline can burn you others and cause property damage HOW TO AVOID THE HAZARD DO NOT smoke while refueling and stay away from an open flame or where gasoline fumes may be ignited by spark Refuel only outdoors Store gasoline in an approved container and keep it out of the reach of children Add fuel before starting the engine Never remove ...

Page 8: ...ll gasoline containers inside a vehicle or on a truck or trailer bed because interior carpets or plastic truck bed liners may insulate the container and slow the loss of any static charge When practical remove gas powered equipment from the truck or trailer and refuel the equipment with its wheels on the ground If this is not possible then refuel such equipment on a truck or trailer from a portabl...

Page 9: ... hazard control and accident prevention are partially dependent upon the design and configuration of the equipment these factors are also dependent upon the awareness concern prudence and proper training of the personnel involved in the operation transport maintenance and storage of the equipment It is essential that all Operator Safety Mechanisms be connected and in operating condition prior to u...

Page 10: ...ng the equipment in wet grass 1 4 4 Use EXTREME caution when mowing and or turning on slopes as loss of traction and or control could occur DANGER POTENTIAL HAZARD Mowing on wet grass or steep slopes can cause sliding and loss of control WHAT CAN HAPPEN Loss of control and or loss of operator s footing could result in a fall with an arm or leg getting under the mower or engine deck which may resul...

Page 11: ...control lever in neutral lock drive levers in neutral disengage PTO and engage park brake before starting engine 1 4 10 Start the engine carefully with feet well away from the blades 1 4 11 Keep hands feet and clothing away from rotating parts while the mower is being operated 1 4 12 Stop the engine and wait for all moving parts to stop Engage parking brake Remove plug wire s or ignition key Befor...

Page 12: ...afety can only be achieved if the mower is properly maintained and operated correctly 1 5 7 Check all bolts frequently to maintain proper tightness 1 5 8 Keep all guards shields and all safety devices in place and in safe working condition 1 5 9 Frequently check for worn or deteriorating components that could create a hazard 1 5 10 All replacement parts must be the same as or equivalent to the par...

Page 13: ...ealer or distributor or from Exmark Mfg Co Inc 1 7 5 Safety signs may be affixed by peeling off the backing to expose the adhesive surface Apply only to a clean dry surface Smooth to remove any air bubbles 1 7 6 Familiarize yourself with the following safety signs and instruction labels They are critical to the safe operation of your Exmark commercial mower PART NO 1 303517 LOCATION Left Side of R...

Page 14: ...ler PART NO 1 523552 LOCATION On Top of Hydraulic Tank PART NO 98 5954 LOCATION Under Mower Deck Belt Shield PART NO 103 2242 LOCATION LH Side of Console PART NO 103 2243 LOCATION RH Side of Console PART NO 103 2103 LOCATION On Park Brake Lever PART NO 103 4935 LOCATION Rear Center of Top Surface of Engine Deck PART NO 103 5626 LOCATION 48 Deck ...

Page 15: ...vide independent speed control braking and neutral to each drive wheel for moving forward or reverse stopping and power turning 2 6 TRANSMISSION Twin Hydrostatic Drive 2 6 1 Two Hydro Gear variable displacement pumps independently coupled to two high efficiency Parker Ross wheel drive motors 2 6 2 Hydraulic Filter is replaceable cartridge type P N 109 4180 25 microns 10 psi bypass Summer use above...

Page 16: ... 2 109 7 cm 2 10 5 Tread Width 36 48 to outside of tires 35 6 90 4 cm 40 4 102 6 cm 2 11 TORQUE REQUIREMENTS BOLT LOCATION TORQUE Blade Cutter Housing Spindle Bolt 75 85 ft lbs 102 115 N m Caster Bracket Mounts 30 35 ft lbs 41 47 N m Cutter Deck Engine Deck Mount 30 35 ft lbs 41 47 N m Engine Mounting Bolts 15 20 ft lbs 20 27 N m Wheel Lug Nuts 90 95 ft lbs 122 129 N m Wheel Hub Slotted Nut minimu...

Page 17: ... wheels are engaged in either a forward or reverse direction See Figure 1 Apply parking brakes whenever leaving the operators position FIGURE 1 3 1 6 PTO Engagement The push pull PTO knob is located on the left side of the control console To engage the blades the knob must be pulled toward the operator until the turnbuckle attached to the blade engagement idler locks over center To disengage the b...

Page 18: ...ated for a period of time The cold start kit moves the idler pulley away from the pump belt releasing the tension on the belt which allows the engine to turn over with less resistance See Section 3 3 2 3 1 14 Tracking Adjustment Knob Located on the right hand side of the rear of the fuel tank support Can be adjusted so that machine will track straight ahead with drive levers released 3 2 PRE START...

Page 19: ... the slow and fast positions Allow the engine to run a minimum of 15 seconds Turn the key to the Off position Close the fuel shut off valve if machine will not be used for a few days when parking inside a building or when transporting the unit 3 3 4 Drive Lever Neutral Lock Latch Operation To lock the drive levers in neutral lock squeeze the drive levers to the neutral position See Figure 2 a Do N...

Page 20: ...vers to engage drive wheels For turning Squeeze the right hand drive lever to turn right and the left hand drive lever to turn left To make a zero turn squeeze either the left hand or the right hand drive lever back into the reverse position while the opposite drive lever is in a forward position at an equal but opposite speed For reverse Squeeze both drive levers into the reverse position See Fig...

Page 21: ...aged or engine will kill 3 3 8 PTO Disengagement Push down on the PTO engagement knob to disengage the blades See Section 3 1 6 3 4 TRANSPORTING WARNING POTENTIAL HAZARD Loading the mower onto a trailer without strong enough or properly supported ramps could be dangerous WHAT CAN HAPPEN The ramps could collapse causing the unit to fall which could cause injury HOW TO AVOID THE HAZARD Use proper ra...

Page 22: ...ice or making repairs around the engine area 4 1 PERIODIC MAINTENANCE 4 1 1 Check engine oil level Service Interval See Engine Owner s Manual a Make sure engine is on a level surface Stop engine and wait for all moving parts to stop b Check with engine cool c Clean area around dipstick Remove dipstick and wipe oil off Reinsert the dipstick DO NOT screw into place Remove dipstick and check oil leve...

Page 23: ...acks for support Use adequate jack stands or equivalent support a Disengage PTO b Stop engine and wait for all moving parts to stop Engage parking brake Remove key or spark plug wire s c Raise deck and block up using proper safety precautions d Clean out any grass build up from underside of deck and in deck discharge chute e Inspect blades and sharpen or replace as required f If blade removal is n...

Page 24: ...ardware or any other possible problem Tighten hardware or correct the problem before operating 4 1 6 Service pre cleaner element and air cleaner Service Interval See Engine Owner s Manual a Stop engine and wait for all moving parts to stop Engage parking brake Remove key or spark plug wire s b See engine owners manual for cleaning instructions 4 1 7 Change engine oil Service Interval See Engine Ow...

Page 25: ...completely with Mobil 1 15W 50 and apply a thin coat of oil on the surface of the rubber seal Turn filter clockwise until rubber seal contacts the filter adapter Do not tighten yet d Fill reservoir as stated in Section 4 1 8 e Loosen filter 1 2 turn and allow a small amount of oil to leak from the oil filter this allows air to be purged from the oil filter and supply hose from the hydraulic reserv...

Page 26: ...engine is not running Lift charge pump housing upward and wait for a steady flow of oil to flow out from under housing Retighten capscrews Do this for both pumps Note Hydraulic reservoir can be pressurized to up to 5 psi 34 kPa to speed this process f If either drive wheel still does not rotate stop and repeat steps d through e above for the respective pump If wheels rotate slowly the system may p...

Page 27: ...ns and lubrication schedule GREASE LUBRICATION CHART FITTING LOCATIONS INITIAL PUMPS NO of PLACES SERVICE INTERVAL 1 Caster Wheel Bearings 12 2 Daily 2 Caster Pivots 2 2 Daily 3 PTO Engagement Bellcrank 1 1 Monthly 4 Pump Drive Idler Pivot 2 1 Weekly 5 Pump Control Bearings 2 2 Weekly 6 Mower Deck Idler Pivot 2 1 Weekly No 4 Idler Pivot Pump Drive Located Under Engine Deck No 4 6 Idler Pivots Disa...

Page 28: ...e Do not use anti seize compound on the wheel hub 4 1 19 Thread locking adhesives such as Loctite 242 or Fel Pro Pro Lock Nut Type are used on the following fasteners a Pump sheave setscrews b Square head setscrews on hydro pump control arms c OPC lever setscrews d Shoulder bolts in ends of speed control crank e Sheave retaining bolt in end of engine crankshaft f Fuel tank bulkhead fitting threads...

Page 29: ...r position See Section 4 2 2 below 4 2 2 Axle height and caster spacer position Desired cutting height range can be obtained by adjusting the rear axle and placing caster spacers above or below the caster arm See Figure 5 To adjust rear axle a Stop engine and wait for all moving parts to stop Engage parking brake Remove key or spark plug wire s b Raise the rear of the machine up onto jack stands a...

Page 30: ...9 cm 3 3 8 8 6 cm D 3 0 2 1 2 6 4 cm 2 3 4 7 0 cm 3 7 6 cm 3 1 4 8 3 cm 3 1 2 8 9 cm D 3 1 2 3 4 7 0 cm 3 7 6 cm 3 1 4 8 3 cm 3 1 2 8 9 cm 3 3 4 9 5 cm D 4 0 3 7 6 cm 3 1 4 8 3 cm 3 1 2 8 9 cm 3 3 4 9 5 cm 4 10 1 cm E 3 1 2 7 8 7 3 cm 3 1 8 7 9 cm 3 3 8 8 6 cm 3 5 8 9 2 cm 3 7 8 9 8 cm E 4 0 3 1 8 7 9 cm 3 3 8 8 6 cm 3 5 8 9 2 cm 3 7 8 9 8 cm 4 1 8 10 5cm E 4 1 3 1 4 8 3 cm 3 1 2 8 9 cm 3 3 4 9 5 ...

Page 31: ...it does not slip during heavy loads while cutting grass Over tensioning will reduce belt and spindle bearing life To adjust belt tension loosen the 5 16 whizlock nut on turnbuckle and rotate the turn buckle rotate turnbuckle toward rear of mower to tighten and toward front of mower to loosen belt tension See Figure 7 For 48 Decks If there is no adjustment left in the turnbuckle and the belt is sti...

Page 32: ... spring mounting bolts to properly align the pad on the sheave See Figure 8 d Check the distance between the spacer and the nut at the end of the blade brake rod The distance should be between 1 8 32 cm and 3 16 47 cm See Figure 8 e Engage the PTO and check to make sure the blade brake pad clears the sheave FIGURE 8 4 2 7 Belt Guide Adjustment a Stop engine and wait for all moving parts to stop En...

Page 33: ...kage See Figure 11 until the tabs are positioned correctly 3 Pull the speed control lever back to neutral Check that the neutral safety switch actuating tab has depressed the plunger of the switch so that there is about 5 16 79 cm between the tab and the switch See Figure 11 If necessary move the switch fore and aft FIGURE 11 b Adjust Neutral Control Linkages 1 Raise the rear of the machine up ont...

Page 34: ... After adjustments are made and the wheels stop when the drive levers are in the neutral position tighten the nuts against the yokes c Adjust Hydro Control Linkages 1 Place the speed control lever in the neutral position This adjustment is again made with rear of machine on jack stands and engine running at full throttle OPC levers will have to be held down and the park brake must be disengaged wh...

Page 35: ...he spring that keeps tension on the knob should normally not need adjustment However if adjustment is needed adjust to where length of spring is about 1 2 5 cm between the washers Adjust spring length by turning nut at front of spring d Drive Lever Linkage Adjustment 1 With rear of machine still on jack stands and engine running at full throttle disengage the park brake and move the speed control ...

Page 36: ...ight hand sides of the machine Note In the medium or heavy duty positions the drive lever forces at the upper handle will also be increased FIGURE 15 4 2 11 Park Brake Adjustment a Shut off engine and wait for all moving parts to stop b Disengage the park brake c Remove the hairpin in the lower park brake linkage Turn the linkage in the yoke until there is 3 16 48 cm to 1 4 64 cm clearance between...

Page 37: ...rs Do Not pull on the wires while disconnecting h Check for corrosion at all wiring connections Even minor corrosion may cause a faulty connection Clean connector terminals thoroughly with electrical contact cleaner apply dielectric grease and reconnect IMPORTANT It is essential that all operator safety mechanisms be connected and in proper operating condition prior to mower use NOTE After careful...

Page 38: ...33 7 MOWER DECK BELT ROUTING FIGURE 16 FIGURE 17 36 MOWER DECK 48 MOWER DECK ...

Page 39: ...34 8 WIRING DIAGRAM 9 HYDRAULIC DIAGRAM ...

Page 40: ...with the Service Dealer s analysis or with the assistance provided contact us at Exmark Customer Service Department The Exmark Warranty Company 2101 Ashland Avenue Beatrice NE 68310 402 223 6375 or service exmark com Owner s Responsibilities The Exmark turf equipment including any defective part must be returned to an authorized Exmark service dealer within the warranty period This warranty extend...

Page 41: ...36 NOTES ...

Page 42: ...37 SERVICE RECORD Date Description of Work Done Service Done By ...

Page 43: ...L O P E T H IS IS A 1 0 S L O P E TH IS IS A 5 S L O P E ALIGN THIS EDGE WITH A VERTICAL SURFACE TREE BUILDING FENCE POST POLE ETC EXAMPLE COMPARE SLOPE WITH FOLDED EDGE FOLD ALONG APPROPRIATE LINE T H I S I S A 2 0 S L O P E ...

Page 44: ...RA VAC QUICK DISPOSAL SYSTEM WALK BEHIND ACCESSORIES GRASS CATCHER MICRO MULCH SYSTEM STEERABLE SULKY SULKY HITCH KIT TURF STRIPER WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm 1997 2007 PART NO 109 6455 Rev A EXMARK MFG CO INC 402 223 6300 INDUSTRIAL PARK BOX 808 FAX 402 223 5489 BEATRICE N...

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