Zetor 3321 SUPER Operator's Manual
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Zetor 3321 SUPER Operator's Manual

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Summary of Contents for Zetor 3321 SUPER

  • Page 2 This operator’s manual will help you to become familiar with the operation and maintenance of your new tractor. In spite of fact many of you have reach experiences in operation of various Zetor tractor models, please, read carefully all safety rules and operating instructions in this operator ’s manual before attempting to operate the tractor.
  • Page 3 Information about technical specifications, design, equipment, material, and external appearance is valid in the time of this operator’s manual issue. Manufacturer reserves rights for changes.

  • Page 4: Table Of Contents

    CONTENTS Page Location of serial numbers ..................6 Safety instructions for users ..................8 Preventive daily service .................... 11 Acquaintance with tractor ..................19 Operation ........................43 Transportation ......................57 Agricultural machine PTO drive ................65 Hydraulic system ....................... 73 Front and rear axle ....................
  • Page 5 CAB TRACTORS ZETOR 3321 - 33 kW ZETOR 4321 - 44 kW ZETOR 5321 - 47 kW ZETOR 6321 - 51 kW ZETOR 7321 - 58 kW...
  • Page 6 CAB TRACTORS ZETOR 3341 - 33 kW ZETOR 4341 - 44 kW ZETOR 5341 - 47 kW ZETOR 6341 - 51 kW ZETOR 7341 - 58 kW...

  • Page 7: Location Of Serial Numbers

    LOCATION OF SERIAL NUMBERS M97-vyrcisla...
  • Page 8 For your convenience, write those numbers in the frames below. Tractor model Tractor serial number Engine serial number ZETOR 3321 ZETOR 3341 ZETOR 4321 ZETOR 4341 ZETOR 5321 ZETOR 5341 ZETOR 6321 ZETOR 6341 ZETOR 7321 ZETOR 7341 The “left“, “right“, “front“...

  • Page 9: Safety Instructions For Users

    SAFETY INSTRUCTIONS FOR USERS PROPER CLOTHING 11. The damage indication is for exam- ple: surface cracks on hose, loosening 3. Don’t wear a loose clothing and free of hose fittings (verify it by pulling of ho- flying long hair at operation. se from fitting) and mechanical damage 4.
  • Page 10 SAFETY INSTRUCTIONS FOR USERS hydraulics charging function 21. Reduced gears 1R, 2R,3R must not TRACTOR RELEASE, PUSHING inspection. be used in case that tractors Z 6321, Z 27. Use a pull bar or a rope for releasing 6341, Z 7321, Z 7341 are implemented 35.
  • Page 11 SAFETY INSTRUCTIONS FOR USERS tractor may cause an injury in case of direct contact with skin and it can irritate mocous membranes, eyes, digestive or respiratory organs. Some of them can cause poisoning when swallowed. 43. Persons working with crude oil products must properly keep safety and hygienic regulations, they must use the suitable protectors and work in properly...

  • Page 12: Preventive Daily Service

    PREVENTIVE DAILY SERVICE Do this service every day or at least every 8 to 10 hours.
  • Page 13 PREVENTIVE DAILY SERVICE A 10 A 11 FUEL SYSTEM LEAKAGE ENGINE OIL LEVEL COOLING SYSTEM Inspect the fuel system for leakage in- Check the engine oil level after unscre- Inspect the engine cooling system for cluding the fuel tank. Repair immediately wing and removing of oil dipstick.
  • Page 14 PREVENTIVE DAILY SERVICE A 12 A 13 a 14 SERVICE BRAKES AIR BRAKES STEERING Check the brake fluid level in the brake Inspect the air brake system leak and Check the oil level in the hydrostatic fluid expansion reservoir. Inspect the tractor break efficiency with trailer (see steering oil tank by dipstick.
  • Page 15 PREVENTIVE DAILY SERVICE A 15 A 16 A 17 TIRES AND WHEELS AIR CLEANER CAB FILTRATION Check the inflation air pressure of front Air cleaner is equipped with clogging in- Check and eventually clean cab filters and rear tires. Inflate them up to the re- dicator located on the suction pipe.
  • Page 16 PREVENTIVE DAILY SERVICE A 18 A 18a A 19 HITCHES AFTER OPERATION WITH FRONT IM- SHORT FUNCTIONAL TEST PLEMENTS Check the status of hitches and attach- Check if the lubrication indicator light is “off“ after starting engine. Check the ments including the trailer. Clean the front part of radiator by the function of charging (charging control press air and inspect the front three...
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  • Page 20: Acquaintance With Tractor

    Opening for implementation purposes ..............27 Fuel tank ........................28 Draining opening ....................... 28 Average fuel consumption in litters per hour at Zetor tractor ........28 Indicator lights ......................30 Key switch ......................... 31 Key in "0" position ..................... 31 Key in "I"...
  • Page 21 ACQUAINTANCE WITH TRACTOR Page Gear shifting lever ..................... 35 Road speed and reduced speed shifting lever ............35 Tractors with travel speed 40 kmph ................35 Pto selection control lever (a) - black ................ 38 ∗PTO speed control lever 540 or 1000 rpm (b) - yellow ..........38 ∗Front wheel drive disengagement ................

  • Page 22: Seat Adjustment For Driver's Weight (Mars Svratka)

    DRIVER’S SEAT A 20 A 21 A 22 SEAT ADJUSTMENT FOR DRIVER’S LONGITUDINAL SEAT ADJUSTMENT VERTICAL SEAT ADJUSTMENT WEIGHT (MARS SVRATKA) The seat can be longitudinally adjusted Vertical seat adjustment is done by the within range ° 75 mm (11 positions) after right hand side lever by moving the lever The suspended seat is adjustable for unlocking of left hand side lever.

  • Page 23: Driver's Seat

    ∗DRIVER’S SEAT - GRAMMER A 23 A 23a A 23b ∗DRIVER’S SEAT SEAT ADJUSTMENT FOR DRIVER’S LONGITUDINAL SEAT ADJUSTMENT WEIGHT Adjust the seat longitudinal position by a Tractor can be equipped with Grammer lever located on the left hand side of the or KAB seat as an option.

  • Page 24: Passenger's Seat

    DRIVER’S AND PASSENGER’S SEAT - SAFETY CAB A 24 A 25 ∗PASSENGER’S SEAT SAFETY CAB Rear tiltable window and cab doors are Passenger’s seat is tiltable and is loca- ted on the left cab fender. equipped with inner handles and gas Passenger’s seat can be tilted up for the struts.

  • Page 25: Heating Control Panel

    SAFETY CAB A 26 A 27 A 28 HEATING CONTROL PANEL CONTROL PANEL ON RIGHT CAB FRONT AND REAR WIPER SWITCH PILLAR 1. Four-position blower switch Front and rear wiper switch is located on - vertical position - blower is řoffř the right hand side cab pillar.

  • Page 26: Ventilation Outlets

    SAFETY CAB A 29 A 30 VENTILATION OUTLETS FRONT WIND SHIELD DEFROSTING 7. Position adjustable outlets of ventila- For fast defrosting of front wind shield the řAř middle outlets needs to be tion and heating. directed to the front wind shield with 45 „ angle from vertical position the "B"...

  • Page 27: Washer Nozzle

    FRONT WIND SHIELD WASHER - CAB DOORS AND WINDOWS A 31 A 32 A 33 WASHER NOZZLE WASHER RESERVOIR OUTSIDE DOOR OPENING The washer nozzle is located in the The washer reservoir is located in the Doors can be locked from outside. De- upper part of hood and is adjustable by cab, on the right hand side of rear wall press the lock button after unlocking and...

  • Page 28: Cab Doors

    CAB DOORS AND WINDOWS A 34 A 35 A 35a CAB DOORS REAR WINDOW OPENING IMPLEMENTATION PURPOSES 1. Lever for door opening from inside Rear window is equipped with handle 2. Lever for door locking from inside and is kept in the open position by gas The bottom window is rigid and is struts.

  • Page 29: Fuel Tank

    FUEL TANK DRAINING OPENING AVERAGE FUEL CONSUMPTION IN LITTERS HOUR ZETOR Plastic fuel tank with capacity 120 litters Opening for draining of impurities is TRACTOR is assembled at all models of tractors as located in the bottom part of fuel tank.
  • Page 30 DASHBOARD A 38 A 38a 1. Free position. 9. Toggle switch - turn signal, lights, 2. Front wheel drive control switch with horn (high and low beam headlight indicator light. switch, acoustic horn). 3. Working light switch with indicator light. 4.

  • Page 31: Indicator Lights

    INDICATOR LIGHTS A 39 INDICATOR LIGHTS 8. Lubrication indicator light (red). It is 15. Min. fuel level indicator light (orange). řonř if the engine oil pressure drops It lights if 1/6 to 1/10 fuel tank capa- 1. High beam light (blue). It lights if high below 120 to 60 kPa.

  • Page 32: Key Switch

    INDICATOR LIGHTS - KEY SWITCH A 39a A 40 A 41 KEY SWITCH KEY IN "0" POSITION KEY IN "I" POSITION Key switch is located on the front part of All electrical appliances controlled by the All electrical appliances controlled by the steering wheel support under the dash- key switch are disconnected.

  • Page 33: Key In Řiiř Position

    INDICATOR LIGHTS - KEY SWITCH A 42 A 43 KEY IN “II“ POSITION RESERVE KEY POSITION Starter motor is connected in this posi- The key is in reserve - not used position tion. All electrical appliances controlled (some electrical systems are on) by turning the key into left from ř0ř...

  • Page 34: Low Beam Headlight Switch (Grill - Cab) Řař

    SWITCHES A 44 HAZARD LIGHT SWITCH “B“ BEAM HEADLIGHT SWITCH (GRILL - CAB) “A“ "0" Hazard lights řoffř. "I" Hazard lights řonř. "0" řOffř. "I" Low or high beam headlights in the grill are řonř. "II" Low beam headlights in the roof are řonř...

  • Page 35: Ted With Recommended Operating And Turn Signal, Headlight And Horn Toggle Switch

    SWITCHES, PEDALS AND LEVERS CONTROLLED BY DRIVER A 45 A 46 A 47 TURN SIGNAL, HEADLIGHT THROTTLE CONTROL LEVER PEDALS AND LEVERS HORN TOGGLE SWITCH A - Max. throttle. 1. Travel clutch pedal. B - Low idle. 2. Foot operated service brake pedals (lever underneath the steering wheel) C - Stop.

  • Page 36: Gear Shifting Lever

    PEDALS AND LEVERS CONTROLLED BY DRIVER A 48 A 49 A 49a GEAR SHIFTING LEVER ROAD SPEED AND REDUCED SPEED TRACTORS WITH TRAVEL SPEED 40 SHIFTING LEVER kmph Main shifting lever. The shifting lever grip is red. Reduction gear shifting lever . All models of four cylinder tractors hare - road speeds equipped with Carraro front driving axle...
  • Page 37 SHIFTING PATTERN Shifting pattern decal is fixed on the right hand side of front cab wind shield. 1. Shifting pattern decal for transmission with reduction, rear PTO shaft - 540 RPM and ground PTO speed. 2. Shifting pattern decal for transmission with reduction, rear PTO shaft - 540 or 1000 RPM and ground PTO speed 3.
  • Page 38 SHIFTING PATTERN 5. Shifting pattern decal for transmission with front PTO - 1000 RPM, reduction, rear PTO shaft - 540 or 1000 RPM and ground PTO speed. 6. Shifting pattern decal for reversible transmission with front PTO - 1000 RPM, reduction, rear PTO shaft - 540 RPM and ground PTO speed.

  • Page 39: Pto Selection Control Lever (A) - Black

    PEDALS AND LEVERS CONTROLLED BY DRIVER A 52 A 52a ∗PTO SPEED CONTROL LEVER 540 PTO SELECTION CONTROL LEVER PTO speed shifting either 540 or (A) – BLACK 1000 RPM is possible regardless OR 1000 RPM (B) - YELLOW to assembled PTO shaft end - six a - PTO ground speed - PTO is driven c - 540 - RPM or twenty-one splines.

  • Page 40: Front Wheel Drive Disengagement

    PEDALS AND LEVERS CONTROLLED BY DRIVER A 54 ∗FRONT WHEEL DRIVE DISENGAGE- ∗REVERSOR SHIFTING LEVER Working with PTO at stopped tractor the reversor shifting lever must be in forward MENT 1. Forward drive - lever in forward posi- position (F). tion (F).

  • Page 41: Compressor Engagement

    PEDALS AND LEVERS CONTROLLED BY DRIVER A 55 A 56 A 57 COMPRESSOR ENGAGEMENT PARKING BRAKE LEVER, PTO SHAFT DIFFERENTIAL LOCK CONTROL LEVER AND ∗ PICK UP 1. Safety pin for compressor engage- Rear axle differential lock is controlled HITCH CONTROL LEVER ment.

  • Page 42: Front Pto Clutch Valve Control Lever

    PEDALS AND LEVERS CONTROLLED BY DRIVER A 58 ∗FRONT PTO CLUTCH VALVE CONT- It’s life dangerous to do any re- pairs or cleaning of front attached ROL LEVER implements driven by front PTO 1. Front PTO clutch valve control lever. shaft if the lever is not in STOP a - engaged position.

  • Page 43: Hi-Lo - Toque Multiplier

    PEDALS AND LEVERS CONTROLLED BY DRIVER A 58a A 58b A 58c ∗ HI-LO - TORQUE MULTIPLIER HI-LO FUNCTION INDICATION SAFETY RULES WHEN WORKING WITH HI-LO The indicator light on dashboard lights Tractors can be optionally equipped with. torque multiplier. Torque multiplier when the Hi-Lo is actuated.

  • Page 44: Operation

    OPERATION Page Engine starting fail..................... 44 ∗Coolant heater ......................45 Engine starting with coolant heater ................45 Turbocharged engine (at tractors Z 7321 and Z 7341 only) ........46 Shifting from higher to lower gear ................48 Driving downhill ......................48 Driving uphill......................

  • Page 45: Engine Starting Fail

    ENGINE STARTING - TRACTOR IS EQUIPPED WITH STARTING SAFETY INTERLOCK SYSTEM 6. Turn the key through "I" position into "II" position (start). Release the key immediately after engine starting and release also the shifting lever. Don ´t start engine longer than 15 second. 7.

  • Page 46: Coolant Heater

    ENGINE STARTING A 60a A 61 ∗COOLANT HEATER Disconnect the ground battery After heating unplug the electri- pole, shift all levers into neutral city first and the heater after. Coolant heater is assembled into engine position, including PTO engage- block as an option. Its output is 1000 W ment, when any manipulation at voltage 220 V of alternating electrical ELECTRICAL SHOCK HAZARD!

  • Page 47: Turbocharged Engine (At Tractors Z 7321 And Z 7341 Only)

    IMMEDIATELY AFTER STARTING A 61a A 62 TURBOCHARGED ENGINE (at tractors Engine idle time without load must be kept especially in winter season. Z 7321 and Z 7341 only) Continue with warming up the engine Crank the engine for 3 to 5 seconds with while driving.
  • Page 48 STARTING MOVE A 63 Depress the clutch pedal, select the road Use the 1 st. gear only for starting move or reduced range speed. Start the en- when driving with heavy trailer going up gine and set the engine speed for 750 to the hill and in heavy terrain.

  • Page 49: Shifting From Higher To Lower Gear

    GEAR SHIFTING A 64 A 65 A 66 SHIFTING FROM HIGHER TO LOWER DRIVING DOWNHILL Driving down the sharp hill with trailer equipped with air or hydraulic trailer bra- GEAR Driving downhill without kes the foot operated brakes must be shifted gear forbidden.

  • Page 50: Driving Uphill

    GEAR SHIFTING A 66a A 67 A 68 DRIVING UPHILL GEAR SHIFTING REDUCED TRACTOR STOPPING PARKING SPEEDS BRAKE Shift in time when shifting from the higher speed to the lower Shifting lever of road-reduced range can Stop gently and slowly the tractor at nor- one when going uphill, to avoid be shifted at stopped tractor only.

  • Page 51: Turbocharged Engine Stopping

    TRACTOR STOPPING A 69 A 70 TURBOCHARGED ENGINE STOPPING LEAVING TRACTOR At the tractor with turbocharger the en- Do not forget to remove the key from the gine must cool after work with fully key switch and lock the cab at cab loaded engine.

  • Page 52: Foot Operated Disk Brakes

    SERVICE BRAKES - AIR TRAILER BRAKES A 71 A 72 ∗SINGLE AND DOUBLE HOSE AIR FOOT OPERATED DISK BRAKES Disconnecting of secondary appliances is not signalized by any indicator lamp. TRAILER BRAKES Disc brakes are of wet type, hydraulically Pedals of foot operated brake actuated, double pedal with automatic Control of air trailer brake is derived from must be connected and latched...

  • Page 53: Single And Double Hose Air Brakes

    AIR TRAILER BRAKES A 73 A 74 ∗SINGLE AND DOUBLE HOSE AIR Connector couplings. WARNING DEVICE A - coupling of single hose air brake BRAKES Dropping of air pressure under critical system margin 450 ± 30 kPa is indicated by red It is recommended to connect air B - coupling of double hose air brake indicator light located on the dashboard.

  • Page 54: Hydraulic Trailer Brakes

    HYDRAULIC TRAILER BRAKES A 74a HYDRAULIC TRAILER BRAKES Hydraulic trailer brake control is synchronized with braking the tractor including the braking effect. Working pressure is activated by oil pressure from hydraulic pump. The hydraulic valve BOSCH (1) is used in circuit of hydraulic pump (disengageable pump).

  • Page 55: In Time Of Running In - First 100 Hours

    NEW TRACTOR RUNNING IN A 75 A 76 IN TIME OF RUNNING IN - FIRST 100 FIRST 10 HOURS 70 HOURS AFTER HOURS - do running in at transportation only Change the hydraulic oil filter element. - retorque front and rear wheel nuts by Add the oil into transmission, if neces- Within the first 100 operation hours: prescribed torque...

  • Page 56: Hours After

    NEW TRACTOR RUNNING IN A 77 A 78 A 79 70 HOURS AFTER 70 HOURS AFTER 100 HOURS AFTER Drain the hot engine oil and exchange Retorque the cylinder head nuts (re- You can work without any restrictions the full-flow engine oil filter. Fill in the commended torque is 167 to 177 Nm at with the tractor after running in.
  • Page 57 NOTE...

  • Page 58: Transportation

    TRANSPORTATION Page Front hook ......................... 58 ∗ Trailer hitch......................58 ∗ Mechanical mouth of trailer hitch ................58 ∗ Automatic mouth of trailer hitch ................59 ∗ Swinging drawbar ....................59 ∗ Swinging drawbar ....................59 ∗ Pick up hitch ......................60 Exchange of hook for draw bar .................

  • Page 59: Front Hook

    TRANSPORTATION A 80 A 81 A 82 ∗ TRAILER HITCH ∗ MECHANICAL MOUTH OF TRAILER FRONT HOOK HITCH Front hook is used only for pulling tractor Trailer hitch is used for attaching of four without any attached trailer or imple- wheel trailers or light two wheel trailers.

  • Page 60: Automatic Mouth Of Trailer Hitch

    TRANSPORTATION A 83 A 84 A 85 ∗AUTOMATIC MOUTH OF TRAILER ∗ SWINGING DRAWBAR ∗ SWINGING DRAWBAR HITCH Swinging drawbar can be set side to si- The needed free space at work with de in 5 positions. Drawbar is fixed by the cardan shaft is ensured only if the draw- Hitch mouth enables automatic coupling brace in desired position.

  • Page 61: Pick Up Hitch

    TRANSPORTATION A 86 A 86a A 86b ∗ PICK UP HITCH ∗SWINGING EXCHANGE OF HOOK FOR DRAW DRAWBAR TRAILERS Pick up hitch is intended for coupling of two wheel trailers with yoke corres- This hitch device can be equipped with Maximal vertical static load is 12 kN.

  • Page 62: Attaching Trailer

    TRANSPORTATION A 87 A 87a A 88 ∗DRAW BAR ATTACHING TRAILER DISATTACHING TRAILER Trailer is attached by means of the Trailer is disattached after slight raising Draw bar is height adjustable by the hydraulic inner circuit lever (A) with se- of hitch by internal circuit lever.

  • Page 63: Trailer Implementation

    TRANSPORTATION Type Allowed vertical Type Allowed vertical static load static load 10 kN 8 kN 8 kN 18 kN 6 kN 12 kN A 89 TRAILER IMPLEMENTATION Tractor must be implemented only with suitable tractor trailer because tractor 12 kN 5 kN service brakes and air brakes of trailer must match together.
  • Page 64 TRANSPORTATION Speed Tire 2WD tractor 4WD tractor z dov (km/h) (kg) F (kN) v (km/h) F (kN) (kN) 8, 20, 30 16,9-28 4000 8, 20, 30 16,9-30 4000 8, 20, 30 16,9-34 4000 8, 20, 30 18,4-30 4000 8, 20, 30 18,4-30 4000 16,9-28...
  • Page 65 NOTE...

  • Page 66: Agricultural Machine Pto Drive

    AGRICULTURAL MACHINE PTO DRIVE Page Safety regulations when working with PTO ............... 66 Pto independent and ground speed shifting .............. 66 ∗ PTO shaft - exchangeable PTO shaft ends ............67 PTO clutch hand control lever ................... 67 PTO clutch mechanical control ................. 68 Adjusting process ......................

  • Page 67: Safety Regulations When Working With Pto

    AGRICULTURAL MACHINE PTO DRIVE A 90 A 91 SAFETY REGULATIONS WHEN WARNING FOR WORK WITH PTO PTO INDEPENDENT AND GROUND WORKING WITH PTO SPEED SHIFTING It is recommended to shift the reverse control lever into forward position and Take care for proper assembly of a - PTO ground speed ( PTO is driven main shifting lever into neutral when all covers and guards.

  • Page 68: Pto Shaft - Exchangeable Pto Shaft Ends

    AGRICULTURAL MACHINE PTO DRIVE A 92 A 93 ∗ PTO SHAFT - EXCHANGEABLE PTO PTO CLUTCH HAND CONTROL LE- SHAFT ENDS The PTO shaft end for 540 RPM has six Upper position - clutch is disengaged splines. Lower position - clutch is engaged The application of lever into disengage The PTO shaft end for 1000 RPM has position is indicated with indicator light...

  • Page 69: Pto Clutch Mechanical Control

    AGRICULTURAL MACHINE PTO DRIVE A 93a A 94 5. Indicator light must be ´on´ after rais- PTO CLUTCH MECHANICAL CON- ADJUSTING PROCESS ing lever (1) into position in that the TROL 1. Remove the plastic cover of PTO clutch is disengaged. clutch hand control lever Mechanical control actuates the PTO 6.

  • Page 70: Pneumatic Control With Mechanical Linkage

    AGRICULTURAL MACHINE PTO DRIVE A 94a A 95 ∗ PNEUMATIC CONTROL WITH ME- 1. Lever ADJUSTING PROCESS FOR PNEUMA- 2. Push-pull cable CHANICAL LINKAGE TIC CONTROL WITH MECHANICAL 3. Adjusting nut LINKAGE PTO clutch is disengaged by raising of 4. Adjusting screw lever handle.
  • Page 71 AGRICULTURAL MACHINE PTO DRIVE 4. Loosen the adjusting screw (4) and clutch engage levers must be again +0,2 nut (3). Set the play 0,1 adjusted. between pin (8) and opening of link (14) by adjusting nut (3). Hold the push-pull cable bolt 6) in adjusting nut (3) to avoid its turning together with adjusting nut (3) and ply apart of push-pull cable wire (2).

  • Page 72: Front Pto Clutch Control Valve Lever

    AGRICULTURAL MACHINE PTO DRIVE A 96 A 97 FRONT PTO CLUTCH CONTROL VAL- There is a time gap between FRONT PTO SHAFT control valve lever move and ma- VE LEVER 21 splines, dia. ∅ 35 Front chine starting move. Front PTO clutch control valve lever. mm, standardized Warning! a - engaged PTO...
  • Page 73 NOTE...

  • Page 74: Hydraulic System

    HYDRAULIC SYSTEM Page Hydraulic system (A) ....................74 Hydraulic oil filtration ....................74 Hydraulic inner circuit ....................75 Response rate control lever (3) ................. 75 Inner circuit control lever (1) ..................75 Control position mode selection lever ............... 76 Outer circuit control lever ..................77 Hydraulic outer circuit....................

  • Page 75: Hydraulic System (A)

    HYDRAULIC SYSTEM A 98 A 99 HYDRAULIC SYSTEM (A) HYDRAULIC OIL FILTRATION Hydraulic system consists of inner and Hydraulic pump sucks the oil through the outer circuit. The oil from transmission suction cleaner located on the left side and differential case is used for hydraulic of transmission.

  • Page 76: Hydraulic Inner Circuit

    HYDRAULIC SYSTEM A 100 A 101 HYDRAULIC INNER CIRCUIT RESPONSE RATE CONTROL LEVER INNER CIRCUIT CONTROL LEVER (1) Hydraulic inner circuit is controlled by Inner circuit control lever controls: the inner circuit control lever (1), control - Lifting and lowering implements. The oil flow into inner circuit is the big- position mode selection lever (2) and re- - Height adjustment of three point hitch...

  • Page 77: Control Position Mode Selection Lever

    HYDRAULIC SYSTEM A 102 CONTROL POSITION MODE SELECTION LEVER The control position mode se- lection lever must be moved into Lever has three positions marked by P, M, D: P position when transporting im- Position control - Implement attached in the three point hitch is automatically plement.

  • Page 78: Outer Circuit Control Lever

    HYDRAULIC SYSTEM A 103 OUTER CIRCUIT CONTROL LEVER There are three positions on the label: a - Pressure is in quick-coupler No "1", quick-coupler No "2" is connected with re- turn line. Lever is moved into its rear margin position. The lever must be kept in this position otherwise is automatically turned into neutral position "b".

  • Page 79: Hydraulic Outer Circuit

    HYDRAULIC SYSTEM MAX. CAPACITY SUPPLIED FROM OUTER CIRCUIT Max. 20 litters of oil can be temporarily supplied from outer outlets for work of attached implements. At bigger supply of oil the hydraulic pump might draw in the air and the pump could be damaged. In case the oil level dropped after dis- connecting implement caused by perma- nent supply of oil from tractor into hydra-...

  • Page 80: Single-Acting Hydraulic Cylinder Control

    HYDRAULIC SYSTEM A 106 A 107 SINGLE-ACTING HYDRAULIC CYLIN- DOUBLE-ACTING HYDRAULIC CYLIN- Control lever must be moved as quickly as possible over position DER CONTROL DER CONTROL ’c" (floating position) at work with Single-acting hydraulic cylinder is ever Double-acting hydraulic cylinder outer circuit double-acting hydra- connected with quick-coupler No "1":...

  • Page 81: Selective Control Valve

    HYDRAULIC SYSTEM A 108 ∗SELECTIVE CONTROL VALVE ∗FRONT OUTER CIRCUIT OUTLETS both pressure positions. The spool valve in this section is automatically turned 2nd & 3rd selective control valve (SCV) Front outer outlets are equipped with the into neutral position when the pressure consists of two sections.

  • Page 82: Connection Of Machines And Implement To Hydraulic Outer Circuit

    HYDRAULIC SYSTEM A 109 CONNECTION OF MACHINES AND IMPLEMENT TO HYDRAULIC OUTER CIRCUIT ROTARY HYDROMOTOR OR SCV Oil inlet line into these implements (marked P) is connected with quick- coupler "1", oil return line is connected with quick-coupler "0". If the reversible hydromotor is used the oil lines are connected with quick-couplers "1"...

  • Page 83: Rear Three Point Hitch

    REAR THREE POINT HITCH REAR THREE POINT HITCH Rear three point hitch is intended for attaching of carried or semi-carried agricultural machines and implements with hitch points of category I and II according to ISO regulation. Categories are differed on the base of hitch axis length (implement attachment points distance).

  • Page 84: Rear Three Point Hitch Attaching

    REAR THREE POINT HITCH REAR THREE POINT HITCH ATTACHING The left lifting link is intended for course vertical adjustment of lower link position and is adjustable after disconnecting of its upper end from hydraulic lifting arm pin. The right lift link (3) serves for fine adjustment of lower link position by means of gearbox controlled from driver´s cab.

  • Page 85: Lower Link Stabilizers

    REAR THREE POINT HITCH A 112 A 112a A 113 ∗ LOWER LINK STABILIZERS ∗TELESCOPIC LOWER DRAFT LINKS The opening nearby the groove is in- tended for category I and the other one Lower link stabilizers enable the side Telescopic lower draft links make imple- for category II.

  • Page 86: Top Link

    REAR THREE POINT HITCH A 114 A 115 A 116 TOP LINK TOP LINK SELECTION OF TOP LINK POSITION Top link (1) is length adjustable within Pay attention to keep the same Attachment of top link into one from range 180 mm. This is attached to the length of joints from the link tube openings "a"-"d"...

  • Page 87: Front Three Point Hitch

    ∗FRONT THREE POINT HITCH A 117 A 118 A 119 ∗FRONT THREE POINT HITCH FRONT THREE POINT HITCH CONT- REGULATION OF LOWERING AND HYDRAULIC LOCK OF FRONT THREE Front three point hitch is intended for POINT HITCH attaching of frontal carried agricultural Three point hitch is equipped with two machines and implements of category II single or double - acting cylinders that...

  • Page 88: Reduction Valve Setting

    ∗FRONT THREE POINT HITCH A 120 A 121 A 122 REDUCTION VALVE SETTING CARRIED IMPLEMENT ATTACHING WARNING Reduction valve (3) setting The implement is attached into the front The highest allowed speed of tractor with commended before starting work with at- three point hitch forks and is locked by agricultural machine attached into the tached implement in front three point...
  • Page 89 NOTE...

  • Page 90: Front And Rear Axle

    FRONT AND REAR AXLE Page Front wheel tread setting at non-driven axle ............. 91 Adjustment of front axle knees .................. 91 Front driving axle tread setting .................. 92 Front driving axle fenders ..................92 Setting of stops ......................93 Front wheel toe-in ..................... 94 The tractors are standartly equipped with hydrostatic steering .........
  • Page 91 FRONT AXLE KNEES Tractor Type Z 3321 Z 3321, Z 4321 Z 3321, Z 4321 Z 4321, Z 5321 Z 5321, Z 6321 Z 6321, Z 7321 ∗7,50-16 Front tyre 6,00-16 6,50-16 7,50-20 Adjustable tread 1450, 1525, 1825 1450, 1525, 1825 1425, 1500, 1800 1425, 1500, 1800 Tractor knee load capacity...

  • Page 92: Front Wheel Tread Setting At Non-Driven Axle

    FRONT WHEEL TREAD SETTING A 123 FRONT WHEEL TREAD SETTING AT ADJUSTMENT OF FRONT AXLE KNEES NON-DRIVEN AXLE - Thread out axle knee nuts (1) and remove the screws. - Loosen the lock nuts on ball joints (2) on ball joint sockets (3) and remove Front wheel tread setting is provided by both connecting rods (4).

  • Page 93: Front Driving Axle Tread Setting

    FRONT DRIVING AXLE TREAD SETTING A 124 A 125 FRONT DRIVING AXLE TREAD FRONT DRIVING AXLE FENDERS SETTING Front fenders are located on adjustable holders that can be side ( moving of The following treads can be set for front screws “a“...

  • Page 94: Setting Of Stops

    FRONT DRIVING AXLE STOP SETTING AT Z 3341, Z 4341, Z 5341, Z 6341, Z 7341 tractor w/fenders tire 9,5-24 11,2-24 11,2-24 12,4-24 13,6R24 treads A (mm) A (mm) A (mm) A (mm) A (mm) 1500 1583 1594 1650 1660 1734 1745 1800...

  • Page 95: Front Wheel Toe-In

    FRONT WHEEL TOE-IN A 127 FRONT WHEEL TOE-IN Front wheel toe-in is measured on the rim and is 2 to 6 mm at tractor with non - driven axle. Front wheel toe-in is 0 to 4 mm at tractor with front driving axle. Check and eventually adjust the play of front wheel...

  • Page 96: The Tractors Are Standartly Equipped With Hydrostatic Steering

    FRONT WHEEL TOE-IN A 129 THE TRACTORS ARE STANDARTLY Tractors with front non-driven axle: If you use tractor in the road traffic (dominant using) we recommend to turn - Slide out the steering cylinder piston EQUIPPED WITH HYDROSTATIC rod up to value 145,5 „ 1. the front tires on the rims.

  • Page 97: Rear Wheel Tread Setting

    REAR WHEEL TREAD A 130 A 131 REAR WHEEL TREAD SETTING REAR WHEEL TREAD SETTING On the base of rear tire width, the rear The rear wheel treads are adjustable by wheel tread can be set within the step 75 mm and are set by changing of following range by 75 mm: rim and disc position.
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  • Page 100: Ballast Weights

    BALLAST WEIGHTS Page ∗ Under frame front ballast weights (A) ..............100 ∗ Under frame front ballast weights (B) ..............100 ∗ Ballast weights for 4wd tractors (A) ..............100 ∗ Front ballast weights .................... 100 Rear wheel ballast weights ..................100 Valve for filling of tires with liquid ................

  • Page 101: Under Frame Front Ballast Weights (A)

    ∗BALLAST WEIGHTS A 132 A 133 A 134 ∗ UNDER FRAME FRONT BALLAST ∗ FRONT BALLAST WEIGHTS REAR WHEEL BALLAST WEIGHTS WEIGHTS (A) a - ballast weight frame (1) - 20 kg b - ballast weights in front of mask (2) - 2 + 4 pcs - 150 kg for wheel tread 1350 ballast weight frame (1) - 20 kg 210 kg...

  • Page 102: Valve For Filling Of Tires With Liquid

    FILLING LIQUID INTO TIRES PROCESS FOR FILLING WATER INTO TIRES (picture on the following page) - Unload tire by lifting tractor and turn it with valve upwards (A). - Deflate the tube and remove the valve insert. - Thread the adapter for filling of tires with water and slide the water hose over adapter.

  • Page 103: Process For Draining Liquid From Tires

    FILLING LIQUID INTO TIRES A 138 PROCESS FOR DRAINING LIQUID FROM TIRES - Unload tire by lifting tractor and turn it with valve upwards (A). - Deflate the tube and remove the valve insert. Turn wheel with valve downwards. ATTENTION! Underpressure can be created in tire when draining liquid. That ’s why turn sometimes the wheel with the valve upwards (B).

  • Page 104: Max. Liquid Weight (Kg) Depending Upon Tire Size

    FILLING LIQUID INTO TIRES MAX. LIQUID WEIGHT (KG) DEPENDING UPON TIRE SIZE TIRE SIZE 12,4-28 12,4-32 12,4-36 13,6-36 14,9-28 16,9-28 16,9-30 16,9-34 18,4-30 18,4-34 WEIGHT (kg) ANTIFREEZE LIQUID FOR FILLING OF TIRES Water for Calcium chloride Hydrated lime Liquid density Solidity point Total volume Additional weight...
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  • Page 106: Tractor Maintenance

    TRACTOR MAINTENANCE Page Planned technical maintenance ................106 Lubrication chart of tractor Z 3321 - Z 7341 ............112 Lubrication chart of tractor Z 3341, Z 4341, Z 5341, Z 6341, Z 7341 ..... 116 Used liquids and fills ....................117 Hydraulic brake and travel clutch control fluids ............
  • Page 107 PLANNED TECHNICAL MAINTENANCE INSPECTION AND TRACTOR MAINTENANCE After engine hours Inspection and maintenance operation ENGINE Engine oil exchange Every 200 hours Engine oil cleaner exchange Every 200 hours Cylinder head nuts retorque Valve clearance inspection and adjustment Engine lubrication pressure inspection - after starting Every starting Inspection for oil level and lubrication system leaks Every 10 hours...
  • Page 108 PLANNED TECHNICAL MAINTENANCE INSPECTION AND TRACTOR MAINTENANCE After engine hours Inspection and maintenance operation Inspection for turbocharger lubrication system leaks Inspection for injector opening pressure and nozzle function Fuel cleaner cartdridge exchange X X X X X X X X X X Drive belt tension inspection and adjustment Every 200 hours Fuel course cleaner inspection and cleaning...
  • Page 109 PLANNED TECHNICAL MAINTENANCE INSPECTION AND TRACTOR MAINTENANCE After engine hours Inspection and maintenance operation 2 Greasing of front wheel hub (add grease max. to 1/3 of space) Greasing of steering ball joints X X X X X X X X X X Inspection for front wheel bearing play X X X X X X X X X X Inspection for front wheel toe in...
  • Page 110 PLANNED TECHNICAL MAINTENANCE INSPECTION AND TRACTOR MAINTENANCE After engine hours Inspection and maintenance operation Greasing of front three point hitch pins X X X X X X X X X X Inspection for front three point hitch hydraulic circuit leaks Every 10 hours Inspection for leaks and functions of particular hydraulic systems Every 200 hours...
  • Page 111 PLANNED TECHNICAL MAINTENANCE INSPECTION AND TRACTOR MAINTENANCE After engine hours Inspection and maintenance operation 7 Cleaning of battery terminals and their conservation by vaseline Every 200 hours Inspection of starter, bearings,carbon brushes and their holders Inspection of alternator,bearings, electronics, collectors 2 Greasing of front and rear wiper mechanism SAFETY CAB AND TRACTOR ACCESSORY Inspection for plays in the complete system of hydrostatic steering...
  • Page 112 Note: ∗ After first implementation of new tractor or at after general repair. Clean daily when working with front attached machines if necessary in shorter periods Max. period - 2 years. Change hoses at least after four years from time of their production. New hoses must not be older two years from time of their production mentioned on hose surface.
  • Page 113 LUBRICATION CHART OF TRACTOR Z 3321 - Z 7341 A 139...
  • Page 114 LUBRICATION CHART OF TRACTOR Z 3321 - Z 7341 A 140...
  • Page 115 LUBRICATION CHART OF TRACTOR Z 3321 - Z 7341 Pos. Lubrication point - inspection Fill sort Summer Winter Cooling system - antifreeze exchange antifreeze Engine - oil exchange acc. to TAB.1 Steering oil reservoir ARAL Brake fluid reservoir Synthol 205 Transmission acc.
  • Page 116 LUBRICATION CHART OF TRACTOR Z 3321 - Z 7341 Pos. Lubrication point - inspection Fill sort Summer Winter Battery *Distilled water Clutch control cylinder (after disassembly) WACKER Silicon paste P4 Weich Brake control cylinders (after disassembly) WACKER Silicon paste P4 Weich PM “...
  • Page 117 LUBRICATION CHART OF TRACTOR Z 3341, Z 4341, Z 5341, Z 6341, Z 7341 A 141 Pos. Lubrication point - inspection Fill sort Summer Winter Front axle king pin nipples MOGUL LV 2 M Pivot pin sliding bearing nipples MOGUL LV 2 M Front axle differential housing API GL5*/MIL- L2105D...
  • Page 118 USED LIQUIDS AND FILLS TRACTORS Z 3321, Z 3341, Z 4321, Z 4341,Z 5321, Z 5341, Z 6321, Z 6341, Z 7321, Z 7341 Engine oils TAB.1: Viscosity class API class Suitability for Specification API class SAE J 300 JUN 87 API, SAE J 183 MAR 88 CCMC APR 95 ambient...
  • Page 119 USED LIQUIDS AND FILLS The following oils were verified in Zetor engines TAB.2: Manufacturer Oil mark Viscosity class API class Oils for turbocharged engines Paramo Pardubice M7ADS III-TRYSK 20W/40 SF/CD+ Paramo Pardubice M7ADS III-TRYSK SUPER 15W/40 SG/CE Paramo Pardubice M7ADS IV-TRYSK SUPER TURBO...
  • Page 120 USED LIQUIDS AND FILLS The following oils were verified in front PTO gearbox of Zetor tractor TAB. 3: Viscosity class API class Suitability for ambient temperature Specification SAE J 306 MAR 85 API, SAE J 308 NOV 82 Paramo Pardubice...
  • Page 121 USED LIQUIDS AND FILLS HYDRAULIC BRAKE AND TRAVEL CLUTCH CONTROL FLUIDS Brake fluid SYNTHOL 205 yellow according to PND 31-656-80 (classification of fluid according to ISO regulation 4925 or SAE J 1703). The fluid is not intended for arctic conditions. WARNING: 1.
  • Page 122 QUANTITY OF LIQUIDS (IN LITTERS) Name, destination Fill sort Z 3321 Z 4321 to Z 3341 Z 7341 (in liters) (in liters) Antifreeze w/o heating Fridex-Stabil 10,6 w/ heating (FRIDIOL 91) + demineralized water 10,5 11,6 Fuel Diesel fuel 4 Diesel fuel 22 Engine oil acc.
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  • Page 128: Maintenance Instructions

    MAINTENANCE INSTRUCTIONS Page Lubrication of engine Z 5202................... 129 Lubrication of engine Z 6202 - Z 7702 ..............130 Lubrication of engine Z 7302................... 131 Engine oil level inspection ..................132 Engine oil draining....................132 Engine oil cleaner exchange ................... 132 Engine oil filling up ....................
  • Page 129 MAINTENANCE INSTRUCTIONS Page Recommended tire inflating pressure for front driving wheels of tractors - Z 3341, Z 4341, Z 5341, Z 6341, Z 7341 ................147 Recommended tire inflating pressure for rear wheels of tractors - Z 3321, Z 3341, Z 4321, Z 4341, Z 5321, Z 5341, Z 6321, Z 6341, Z 7321, Z 7341 ......

  • Page 130: Lubrication Of Engine Z 5202

    MAINTENANCE INSTRUCTIONS LUBRICATION OF ENGINE Z 5202 1. Suction strainer 2. Oil pump 3. Reduction valve 4. Oil filter w/ exchangeable cartridge 5. Main oil channel 6. Pressure switch 7. Indicator light 8. Filler 9. Oil dipstick 10. Injection pump 11.

  • Page 131: Lubrication Of Engine Z 6202 - Z 7702

    MAINTENANCE INSTRUCTIONS LUBRICATION OF ENGINE Z 6202 - Z 7702 1. Suction strainer 2. Oil pump 3. Reduction valve 4. Oil filter w/ exchangeable cartridge 5. Main oil channel 6. Pressure switch 7. Indicator light 8. Filler 9. Oil dipstick 10.

  • Page 132: Lubrication Of Engine Z 7302

    MAINTENANCE INSTRUCTIONS LUBRICATION OF ENGINE Z 7302 1. Suction strainer 2. Oil pump 3. Reduction valve 4. Oil filter w/ exchangeable cartridge 5. Main oil channel 6. Pressure switch 7. Indicator light 8. Filler 9. Oil dipstick 10. Injection pump 11.

  • Page 133: Engine Oil Level Inspection

    MAINTENANCE INSTRUCTIONS A 144 A 145 A 146 ENGINE OIL LEVEL INSPECTION ENGINE OIL DRAINING ENGINE OIL CLEANER EXCHANGE Daily inspect the oil level before starting Drain the oil by removing of draining The engine oil cleaner is exchanged at work and with tractor in horizontal po- plug, do it immediately after stopping every engine oil exchange.

  • Page 134: Engine Oil Filling Up

    MAINTENANCE INSTRUCTIONS A 147 A 148 A 149 ENGINE OIL FILLING UP FUEL COURSE CLEANER CLEANING FUEL CLEANER CARTRIDGE CHANGE Fill the prescribed quantity of oil into the Remove the ring nut (1) and the fuel filler (2). Start the engine and let it run 2 cleaner bowl (2) with sealing and Put the suitable vessel under the engine to 3 minutes at 750 to 800 RPM.

  • Page 135: Fuel System Bleeding

    MAINTENANCE INSTRUCTIONS A 150 A 151 FUEL SYSTEM BLEEDING Put the suitable vessel under the engine before bleeding to ketch dropping fuel from the cleaner and injection pump. Do the following: - Prime the fuel system by several strokes of hand priming pump (1). - Loosen the screw of fuel cleaner input fitting (2) and let escape the foam.

  • Page 136: Dry Air Cleaner Maintenance

    MAINTENANCE INSTRUCTIONS A 152 A 153 DRY AIR CLEANER MAINTENANCE Maintain the air cleaner by the following MAIN AIR FILTER ELEMENT REGENE- way: RATION Dry air cleaner maintenance must be 1. Push and turn two quick lockers (2) done after indication of clogging by If the main air filter element is not on the left (right) tractor side shield.

  • Page 137: Inner Safety Air Filter Element Exchange

    MAINTENANCE INSTRUCTIONS A 154 A 155 INNER SAFETY AIR FILTER ELEMENT AIR FILTER ELEMENT REASSEMBLY CLOGGING INDICATOR RESET EXCHANGE Be careful at the air filter element re- Reset the clogging indicator after assembly: dry air cleaner maintenance. Inner safety air filter element can - keep the contact surfaces clean not be regenerated.

  • Page 138: Hydrostatic Steering Oil And Filter Element Exchange

    MAINTENANCE INSTRUCTIONS A 156 HYDROSTATIC STEERING OIL AND - Fix the tractor against movement and lift the front axle. FILTER ELEMENT EXCHANGE - Put a vessel for the old oil under the - Remove the left tractor side shield. steering cylinder and remove the oil Loosen suction and draining hose from cylinder by turning of wheels (by clamps and remove hoses from oil...

  • Page 139: Hydrostatic Steering System Bleeding

    MAINTENANCE INSTRUCTIONS A 157 A 157a HYDROSTATIC STEERING SYSTEM Attention: Don’t allow draining or drop- ping the oil from tank or hydrostatic BLEEDING steering circuit. The steering system Attention: Don’t turn the steering wheel might be aerated. when doing step 1 and 2. The steering 2.

  • Page 140: Exchange Of Hydrostatic Steering Hoses

    MAINTENANCE INSTRUCTIONS A 158 EXCHANGE HYDROSTATIC Don’t keep the steering wheel in the max. steering angle positions (max. time STEERING HOSES is 20 seconds ), otherwise the oil is ex- Hydrostatic steering hoses must be cessively heated in the hydrostatic exchanged after four years from time of steering circuit.

  • Page 141: Exchange Of Coolant

    MAINTENANCE INSTRUCTIONS A 159 A 160 A 161 EXCHANGE OF COOLANT - Drain the coolant from engine block Fill the cooling system with antifreeze (C). Draining valve is accessible after mixture - antifreeze + demineralized wa- Keep the following instruction: removing of the right side shield.

  • Page 142: Housings (Portals)

    MAINTENANCE INSTRUCTIONS A 162 A 163 A 164 INSPECTION AND OIL EXCHANGE IN DRAINING AND INSPECTION OPEN- 7. Brake chamber oil dipstick. 8. Front wheel drive gearbox draining TRANSMISSION, DIFFERENTIAL INGS plug. HOUSING, BULL GEAR 1. Transmission draining plug. HOUSINGS (PORTALS) 2.

  • Page 143: After Draining Oil

    MAINTENANCE INSTRUCTIONS A 165 A 166 AFTER DRAINING OIL FRONT DRIVING AXLE - Change the oil cleaner cartridge (1) Front driving axle is equipped with cent- - Assemble all draining plugs after their ral drive with swinging axle in bevel gear cleaning.

  • Page 144: Front Pto Gearbox

    MAINTENANCE INSTRUCTIONS A 167 A 168 A 169 ∗ FRONT PTO GEARBOX 5. Oil draining plug. BRAKE FLUID FILLING UP Water condensed in space of Maintain the brake fluid level 1. Opening for filler. clutch sealing cuff must 2. Opening for greasing of front cardan within 3/4 (max.

  • Page 145: Cleaning, Lubrication And Adjust-Heating System Air Filter Cleaning

    MAINTENANCE INSTRUCTIONS A 170 A 171 A 172 HEATING SYSTEM FILTER DRAINING OF CONDENSED WATER SYSTEM INSPECTION CLEANING FROM AIR TANK LEAKS Filters are located under grills above the Drain the condensed water by inclination - Fill the air tank to the max. pressure. front windshield outside...

  • Page 146: Tire Maintenance

    MAINTENANCE INSTRUCTIONS A 173 A 174 TIRE MAINTENANCE TIRE INFLATION Regularly check the outer surface of Basic values of recommended inflation pressure are mentioned in the following tires and verify that tires are without tables. Regularly check for the inflation pressure before operation. Check the defects in the side part and the cord is inflation pressure at cold tires.

  • Page 147: Charging And Hydraulic Inspec-Recommended Tire Inflation Pressure For Front Wheels Of Tractors - Z 3321, Z 4321, Tion. Z 5321, Z 6321, Z 7321

    MAINTENANCE INSTRUCTIONS RECOMMENDED TIRE INFLATION PRESSURE FOR FRONT WHEELS OF TRACTORS - Z 3321 Z 4321, Z 5321, Z 6321, Z 7321 Sum of load capacity for both tires used at front axle must not exceed allowed axle load capacity (see TECHNICAL TRACTOR PARAMETERS).

  • Page 148: Recommended Tire Inflating Pressure For Front Driving Wheels Of Tractors - Z 3341, Z 4341, Z 5341, Z 6341, Z 7341

    MAINTENANCE INSTRUCTIONS RECOMMENDED TIRE INFLATING PRESSURE FOR FRONT DRIVING WHEELS OF TRACTORS - Z 3341, Z 4341, Z 5341, Z 6341, Z 7341 Sum of load capacity for both tires used at front axle must not exceed allowed axle load capacity (see TECHNICAL TRACTOR PARAMETERS).

  • Page 149: Recommended Tire Inflating Pressure For Rear Wheels Of Tractors - Z 3321, Z 3341, Z 4321, Z 4341, Z 5321, Z 5341, Z 6321, Z 6341, Z 7321, Z 7341

    MAINTENANCE INSTRUCTIONS RECOMMENDED TIRE INFLATING PRESSURE FOR REAR WHEELS OF TRACTORS - Z 3321, Z 3341, Z 4321, Z 4341, Z 5321, Z 5341, Z 6321, Z 6341, Z 7321, Z 7341 Sum of load capacity for both tires used at rear axle must not exceed allowed axle load capacity (see TECHNICAL TRACTOR PARAMETERS).

  • Page 150: Recommended Tire Inflation Pressure For Radial Rear Wheels Of Tractors - Z 3321, Z 3341,Z 4321, Z 4341, Z 5321, Z 5341, Z 6321, Z 6341, Z 7321, Z 7341

    MAINTENANCE INSTRUCTIONS RECOMMENDED TIRE INFLATION PRESSURE FOR RADIAL REAR WHEELS OF TRACTORS - Z 3321, Z 3341,Z 4321, Z 4341, Z 5321, Z 5341, Z 6321, Z 6341, Z 7321, Z 7341 Sum of load capacity for both tires used at rear axle must not exceed allowed axle load capacity (see TECHNICAL TRACTOR PARAMETERS).

  • Page 151: Increased Tire Load Capacity

    MAINTENANCE INSTRUCTIONS Tire load capacity can be increased in the following cases: INCREASED TIRE LOAD CAPACITY allowed axle load capacity Tools Tire type Respected limits: mentioned in tab. “TRACTOR TECHNI- % load % inflating travel speed min. CAL PARAMETERS“ must not be ex- capacity pressure limit (kmph)
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  • Page 154: Adjustment

    ADJUSTMENT Page Drive belt tension inspection ................... 154 Cylinder heads retorque ..................154 Valve clearance adjustment at engines Z 5202, Z 6202, Z 7202, Z 7702, Z 7302 . 154 Adjustment of injectors .................... 155 Attention: ......................... 155 Brake pedal free travel adjustment ................. 155 Tractor brake system bleeding ................

  • Page 155: Drive Belt Tension Inspection

    ADJUSTMENT A 175 A 176 A 177 DRIVE BELT TENSION INSPECTION CYLINDER HEADS RETORQUE At change of rocker arm movement The correct tension of each belt is Cylinder heads are retorqued at cold cylinder rocker cylinder rocker assured when the belt is deflected 5 mm engine in the prescribed cross sequen- arm changes arm is adjusted...

  • Page 156: Adjustment Of Injectors

    ADJUSTMENT A 178 A 179 ADJUSTMENT OF INJECTORS ATTENTION: BRAKE PEDAL FREE TRAVEL AD- JUSTMENT Injectors are adjusted by the instrument Pay the special attention for correct po- NV 50 or by the portable tester NV 251, sition at reassembly of injector into the The correct play between the brake that enables injector inspection directly engine.

  • Page 157: Tractor Brake System Bleeding

    ADJUSTMENT Dop 5 Dop 6 TRACTOR BRAKE SYSTEM 1. BLEEDING OF TRAILER AIR BRAKE SYSTEM BLEEDING Bleed the system at working air pressure 730 “ 20 kPa. - Add the missing volume of brake fluid at the brake fluid reservoir up to max. level. Do it in the following order.

  • Page 158: Bleeding Of Hydraulic Trailer Brake System

    ADJUSTMENT Dop 7 Dop 8 Check the brake fluid level in the brake 2. BLEEDING OF HYDRAULIC TRAILER BRAKE SYSTEM fluid reservoir (1) when bleeding to avoid Bleed the system following the instructions: aerating of the brake system. Keep the - Add the missing volume of brake fluid into the brake fluid reservoir up to max.

  • Page 159: Service Brake System Bleeding

    ADJUSTMENT Dop 9 Dop 10 3. SERVICE BRAKE SYSTEM BLEEDING 4. BLEEDING OF FRONT DRIVING AXLE BRAKE SYSTEM - Check the brake fluid level at the brake fluid reservoir (1). Add the missing volume with the new brake fluid up to max. level. It is necessary to bleed the trailer control - Slide the hose on the vent screw after removing of rubber plug and put the other valve before bleeding according to the...

  • Page 160: Bleeding Process

    ADJUSTMENT Dop 11 Dop 12 - Tightened the vent screws by torque BLEEDING PROCESS 0,8 - 1,2 Nm. after bleeding of front - Check the brake fluid level at the brake fluid reservoir. Add the missing volume of driving axle brake system. brake fluid into the brake fluid reservoir up to max.

  • Page 161: Service And Parking Brake Inspection And Adjustment

    ADJUSTMENT SERVICE AND PARKING BRAKE IN- SPECTION AND ADJUSTMENT Adjustment must be done in the follow ng steps: 1. service brake adjustment 2. parking brake adjustment The another way is not possible. Sepa- rately also only adjustment either service or parking brake is not possible. Ad- justment operations depend one upon the another.

  • Page 162: Service Brake Adjustment

    ADJUSTMENT - Rise and lower the parking brake lever SERVICE BRAKE ADJUSTMENT (1) several-times. You will eliminate - Lift rear tractor wheels mutual plays among parts by this way. - Loosen nuts (6), nuts (2) and nut (4). - Check the play between nut (2) and - Loosen screw (5).

  • Page 163: Check Of Clutch Pedal Position Adjustment

    ADJUSTMENT A 185a A 186 A 187 CHECK OF CLUTCH PEDAL POSI- CLUTCH HYDRAULIC CIRCUIT Brake fluid filling is easier after silent- block nut loosening and brake fluid TION ADJUSTMENT BLEEDING reservoir holder tilting. This check is carried out only in case the Bleed the clutch hydraulic circuit by the Hoses from the main clutch valve Hi-Lo (torque multiplier) ∗...

  • Page 164: Engine Clutch Adjustment

    ADJUSTMENT ENGINE CLUTCH ADJUSTMENT All three travel clutch levers must be in one line, and are in touch with control collar thrust bearing. In case the play of one or two levers is bigger than 0,15 mm from bearing, so adjust levers by nuts to be in touch with bearing.

  • Page 165: Pick Up Hitch Adjustment

    ADJUSTMENT A 189 A 190 A 191 PICK UP HITCH ADJUSTMENT ADJUSTMENT OF PICK UP HITCH RE- ADJUSTMENT OF HYDRAULIC INNER LEASING PUSH PULL CABLE CIRCUIT CONTROL LEVER FORCE Chose the position control - "P" by hy- draulic selection control lever. Raise the Pick up hitch is in its working position.
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  • Page 168: Electrical Installation

    ELECTRICAL INSTALLATION Page Electrical equipment ....................168 Basic service information ..................168 Battery........................169 Battery maintenance ....................169 Safety regulations for work with battery ..............170 Alternator......................... 171 Alternator maintenance ................... 171 Fuse box ......................... 172 Checking of front mask headlights adjustment ............173 Adjustment of front mask headlights ...............

  • Page 169: Electrical Equipment

    ELECTRICAL INSTALLATION A 192 A 193 ELECTRICAL EQUIPMENT BASIC SERVICE INFORMATION Battery "minus" poll must be ever connected with the ground and "plus" poll Nominal voltage (mi- connected with alternator. Vice versa connected battery destroys the complete nus poll (-) ground- electronics of alternator.

  • Page 170: Battery

    ELECTRICAL INSTALLATION A 194 A 195 BATTERY BATTERY MAINTENANCE Battery is located behind the front mask Check the electrolyte level after each charging or minimally once per 6 month. of bonnet and is accessible after re- Add the electrolyte only by distilled water to be its level 5 mm above separators (A). moving the side shields.

  • Page 171: Safety Regulations For Work With Battery

    ELECTRICAL INSTALLATION The momentary status of charging de- SAFETY REGULATIONS FOR WORK pends upon electrolyte density, at batte- WITH BATTERY ry properly formatted and with density 1. Safe your eyes by glasses or safety 1,28 g.cm at fully charged status - see shield.

  • Page 172: Alternator

    ELECTRICAL INSTALLATION A 196 A 197 ALTERNATOR ALTERNATOR MAINTENANCE Alternator is located on the right hand - Protect the alternator against penetration of water or diesel fuel when washing and side of engine. Charging status is in- cleaning tractor. dicated by the red indicator light on the - Battery must never be disconnected at operation! instrument panel.

  • Page 173: Fuse Box

    ELECTRICAL INSTALLATION Connection of fuses in fuse Pos. Fuse Protected circuit amperage hazard lights, brake lights acoustic horn, 30relay of start safety switch control valves of MFWD, diffe- rential lock, front PTO with in- dicator light, diff. lock relay ,3,, dashboard power, plug socket for assembly lamp high beam head lights with in-...

  • Page 174: Checking Of Front Mask Headlights Adjustment

    ELECTRICAL INSTALLATION A 201 A 202 Light and dark margin, at low beam ,on,, CHECKING OF FRONT MASK HEAD- ADJUSTMENT FRONT MASK must be under the drawn link or maxi- LIGHTS ADJUSTMENT HEADLIGHTS mally on the link. The right part of this Adjustment needs to be checked at each Adjust the light by means of both screws margin is approximately 15“...

  • Page 175: Checking Of Cab Roof Headlights Adjustment

    ELECTRICAL INSTALLATION A 203 CHECKING OF CAB ROOF HEADLIGHTS ADJUSTMENT Any point of illuminated surface on the left side must not be far off 30 m from front tractor part. Headlight beams must be parallel with tractor axes. Adjust the headlights at tractor shiping weight. Front roof headlights can be used on the road only in case, front implement is attached or machine covers mask headlights.

  • Page 176: Wiring Harness Diagram Of Tractor Z 3321 - Z 7341

    WIRING HARNESS DIAGRAM OF TRACTOR Z 3321 - Z 7341 1. warning light interrupter 35. washer 2. warning lights (,on,, ,off,) 36. rear wiper 3. multifunctional switch 37. wiper switch 4. headlight switch - main, position, off 38. alternator 5. low beam headlight switch (roof-grill) 39.
  • Page 177 WIRING HARNESS DIAGRAM OF TRACTOR Z 3321 - Z 7341 A 204...

  • Page 178: Wiring Harness Diagram Of Tractor Z 3321 - Z 7341 (With Cab)

    WIRING HARNESS DIAGRAM OF TRACTOR Z 3321 - Z 7341 (WITH CAB) 1. left roof headlight 2. right roof headlight 3. heating 4. rear wiper 5. cab illumination 6. front wiper switch 7. working light (right hand side traffic) 8. right rear light 9.
  • Page 179 ELECTRICAL INSTALLATION A 206 A 207 A 208 Pos. Bulb destination Voltage Outlet Socket Note front headlights 12 V 45/40 W P 45t roof headlights 12 V 45/40 W P 45t low beam filament connected front combined lights: turn signal lights 12 V 21 W BA 15s...
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  • Page 182: Main Technical Parameters

    MAIN TECHNICAL PARAMETERS Page Technical data of engine Z 5202, Z 6202, Z 7202, Z 7702, Z 7302 ......182 Main technical parameters of tractor Z 3321 ............184 Main technical parameters of tractor Z 3341 ............190 Main technical parameters of tractor Z 4321 ............193 Main technical parameters of tractor Z 4341 ............
  • Page 183 TECHNICAL DATA OF ENGINES Z 5202, Z 6202, Z 7202, Z 7702, Z 7302 Tractor model unit Z 3321/3341 Z 4321/4341 Z 5321/5341 Z 6321/6341 Z 7321/7341 Engine model Z 5202 Z 6202 Z 7202 Z 7702 Z 7302 Engine type diesel, four stroke with direct fuel injection Engine execution in line, water-cooled...
  • Page 184 TECHNICAL DATA OF ENGINES Z 5202, Z 6202, Z 7202, Z 7702, Z 7302 Tractor model unit Z 3321/3341 Z 4321/4341 Z 5321/5341 Z 6321/6341 Z 7321/7341 Injector opening pressure 18,6-0,8 “ Timing angle 25+1 Valve clearance measured at cold engine 0,25 °...
  • Page 185 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 3321 (mm) WEIGHT Front tire 6,00-16 6,50-16 (kg) Rear tire 12,4-32 12,4-32 14,9-28 Main dimensions (mm) (tolerance ’ 2%) Overall length with hitch 3686 3686 3686 Overall width at rear standard tread...
  • Page 186 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 3321 (mm) WEIGHT Front tire 7,50-16 (kg) Rear tire 12,4-32 12,4-36 13,6-36 14,9-28 16,9-28 16,9-30 Main dimensions (mm) (tolerance ’ 2%) Overall length with hitch 3686 3686 3686...
  • Page 187 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 3321 (mm) WEIGHT Front tire 6,00-16 6,50-16 (kg) Rear tire 12,4-32 12,4-32 14,9-28 Rear wheel tread standard 1500 1500 1500 setting by 75 mm (for agricultural purpose) 1350-1800...
  • Page 188 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 3321 (mm) WEIGHT Front tire 7,50-16 (kg) Rear tire 12,4-32 12,4-36 13,6-36 14,9-28 16,9-28 16,9-30 Rear wheel tread standard 1500 1500 1500 1500 1500 1500 setting by 75 mm...
  • Page 189 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 3321 (mm) WEIGHT Front tire 6,00-16 6,50-16 (kg) Rear tire 12,4-32 12,4-32 14,9-28 Max. allowed axle loads (kg) - infla- tion pressure (kPa) Front axle with rigid knees(wheel tread 1450, eventually 1425 mm) at max.
  • Page 190 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 3321 (mm) WEIGHT Front tire 7,50-16 (kg) Rear tire 12,4-32 12,4-36 13,6-36 14,9-28 16,9-28 16,9-30 Max. allowed axle loads (kg) - infla- tion pressure (kPa) Front axle with rigid knees(wheel tread 1450, eventually 1425 mm) at max.
  • Page 191 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 3341 (mm) WEIGHT Front tire 9,5-24 11,2-24 (kg) Rear tire 12,4-32 14,9-28 16,9-28 12,4-36 16,9-28 16,9-30 Main dimensions (mm) (tolerance ’ 2%) Overall length with hitch 3686 3686...
  • Page 192 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 3341 (mm) WEIGHT Front tire 9,5-24 11,2-24 (kg) Rear tire 12,4-32 14,9-28 16,9-28 12,4-36 16,9-28 16,9-30 Rear wheel tread standard 1500 setting by 75 mm (for agricultural purpose)
  • Page 193 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 3341 (mm) WEIGHT Front tire 9,5-24 11,2-24 (kg) Rear tire 12,4-32 14,9-28 16,9-28 12,4-36 16,9-28 16,9-30 Max. allowed axle loads (kg) - infla- tion pressure (kPa) Front driving axle (wheel tread 1500 1594„...
  • Page 194 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 4321 (mm) WEIGHT Front tire 6,50-16 7,50-16 7,50-20 (kg) Rear tire 14,9-28 16,9-28 16,9-30 13,6-36 16,9-30 16,9-30 16,9-34 Main dimensions (mm) (tolerance ’ 2%) Overall length with hitch...
  • Page 195 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 4321 (mm) WEIGHT Front tire 6,50-16 7,50-16 7,50-20 (kg) Rear tire 14,9-28 16,9-28 16,9-30 13,6-36 16,9-30 16,9-30 16,9-34 Rear wheel tread standard 1500 1500 1500 1500 setting by 75 mm...
  • Page 196 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 4321 (mm) WEIGHT Front tire 6,50-16 7,50-16 7,50-20 (kg) Rear tire 14,9-28 16,9-28 16,9-30 13,6-36 16,9-30 16,9-30 16,9-34 Max. allowed axle loads (kg) - infla- tion pressure (kPa) Front axle with rigid knees(wheel tread 1450, eventually 1425 mm) at max.
  • Page 197 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 4341 (mm) WEIGHT Front tire 11,2-24 12,4-24 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Main dimensions (mm) (tolerance ’ 2%) Overall length with hitch 3820 3820 3820...
  • Page 198 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 4341 (mm) WEIGHT Front tire 11,2-24 12,4-24 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Rear wheel tread standard 1500 1500 setting by 75 mm (for agricultural purpose)
  • Page 199 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 4341 (mm) WEIGHT Front tire 11,2-24 12,4-24 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Max. allowed axle loads (kg) - infla- tion pressure (kPa) Front driving axle (wheel tread 1594 mm) at max.
  • Page 200 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 5321 (mm) WEIGHT Front tire 7,50-16 7,50-20 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Main dimensions (mm) (tolerance ’ 2%) Overall length with hitch 3820 3820 3820...
  • Page 201 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 5321 (mm) WEIGHT Front tire 7,50-16 7,50-20 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Rear wheel tread standard 1500 1500 1500 1500 setting by 75 mm (for agricultural purpose)
  • Page 202 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 5321 (mm) WEIGHT Front tire 7,50-16 7,50-20 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Max. allowed axle loads (kg) - infla- tion pressure (kPa) Front axle with rigid knees(wheel tread 1425 mm) at max.
  • Page 203 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 5341 (mm) WEIGHT Front tire 11,2-24 12,4-24 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Main dimensions (mm) (tolerance ’ 2%) Overall length with hitch without ballast weight...
  • Page 204 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 5341 (mm) WEIGHT Front tire 11,2-24 12,4-24 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Front wheel tread standard 1594 1594 setting (for agricultural purpose) 1650,1745,1800 1650,1745,1800 Rear wheel tread...
  • Page 205 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 5341 (mm) WEIGHT Front tire 11,2-24 12,4-24 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Max. allowed axle loads (kg) - infla- tion pressure (kPa) Front driving axle (wheel tread 1594 mm) at max.
  • Page 206 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 6321 (mm) WEIGHT Front tire 7,50-16 7,50-20 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Main dimensions (mm) (tolerance ’ 2%) Overall length with hitch 3820 3820 3820...
  • Page 207 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 6321 (mm) WEIGHT Front tire 7,50-16 7,50-20 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Rear wheel tread standard 1500 1500 1500 setting by 75 mm (for agricultural purpose)
  • Page 208 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 6321 (mm) WEIGHT Front tire 7,50-16 7,50-20 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Max. allowed axle loads (kg) - infla- tion pressure (kPa) Front axle with rigid knees(wheel tread 1425 mm) at max.
  • Page 209 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 6341 (mm) WEIGHT Front tire 11,2-24 12,4-24 13,6R-24 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 18,4-34 18,4-30 Main dimensions (mm) (tolerance ’ 2%) Overall length with hitch without front...
  • Page 210 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 6341 (mm) WEIGHT Front tire 11,2-24 12,4-24 13,6R-24 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 18,4-34 18,4-30 Front wheel tread standard 1594 1594 1583 setting (for agricultural purpose)
  • Page 211 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 6341 (mm) WEIGHT Front tire 11,2-24 12,4-24 13,6R-24 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 18,4-34 18,4-30 Max. allowed axle loads (kg) - infla- tion pressure (kPa) Front driving axle (wheel tread 1594 mm) at max.
  • Page 212 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 7321 (mm) WEIGHT Front tire 7,50-16 7,50-20 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Main dimensions (mm) (tolerance ’ 2%) Overall length with hitch 3820 3820 3820...
  • Page 213 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 7321 (mm) WEIGHT Front tire 7,50-16 7,50-20 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Rear wheel tread standard 1500 1500 setting by 75 mm 1350- (for agricultural purpose)
  • Page 214 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 7321 (mm) WEIGHT Front tire 7,50-16 7,50-20 (kg) Rear tire 16,9-28 16,9-30 13,6-36 16,9-30 16,9-34 Max. allowed axle loads (kg) - infla- tion pressure (kPa) Front axle with rigid knees(wheel tread 1425 mm) at max.
  • Page 215 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 7341 (mm) WEIGHT Front tire 12,4-24 13,6R24 (kg) Rear tire 13,6-36 16,9-30 16,9-34 16,9-34 18,4-30 18,4-34 Main dimensions (mm) (tolerance ’ 2%) Overall length with hitch without front...
  • Page 216 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 7341 (mm) WEIGHT Front tire 12,4-24 13,6R24 (kg) Rear tire 13,6-36 16,9-30 16,9-34 16,9-34 18,4-30 18,4-34 Front wheel tread standard 1594 1583 setting (for agricultural purpose) 1650,1745,1800 1660,1734,1810...
  • Page 217 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) MAIN DIMENSIONS Tractor model ZETOR 7341 (mm) WEIGHT Front tire 12,4-24 13,6R24 (kg) Rear tire 13,6-36 16,9-30 16,9-34 16,9-34 18,4-30 18,4-34 Max. allowed axle loads (kg) - infla- tion pressure (kPa) Front driving axle (wheel tread 1594 mm) at max.
  • Page 218 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) FORCE, POWER, CONSUMPTION 3321 3341 Z 4321 Z 4341 Forces (kN) tolerance ° 5% Max. pulling force in swinging draw bar, measured on concrete, tractor shipping weight with ballast weight, slippage 15%: with cab 26,38 31,45 27,11...
  • Page 219 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) FORCE, POWER, CONSUMPTION Z 5321 Z 5341 Z 6321 Z 6341 Forces (kN) tolerance ° 5% Max. pulling force in swinging draw bar, on concrete, tractor shipping weight with ballast weight, slippage 15%: with cab 27,11 32,60...
  • Page 220 MAIN TECHNICAL PARAMETERS (at tractor shipping weight) FORCE, POWER, CONSUMPTION Z 7321 Z 7341 Forces (kN) tolerance ° 5% Max. pulling force in swinging draw bar, measured on concrete, tractor shipping weight with ballast weight, slippage 15%: with cab 27,30 33,25 without cab 25,09...
  • Page 221 TRACTOR EQUIPPED WITH SYNCHRONIZED TRANSMISSION - SPEED 30 kmph (valid for all Zetor super models) Shifted Ground PTO Tractor travel speed (kmph) at rated engine speed and tire dimension gear speed (RPM) 14,9-28 16,9-28 16,9-30 16,9-34 13,6-36 18,4-30 18,4-34 289,3...
  • Page 222 TRACTOR EQUIPPED WITH SYNCHRONIZED TRANSMISSION AND FRONT DRIVING AXLE - SPEED 40 kmph (valid for Z 4341, Z 5341, Z 6341, Z 7341) Shifted Ground PTO Tractor travel speed (kmph) at rated engine speed and tire dimension gear speed (RPM) 18,4-30 18,4-34 16,9-28...
  • Page 223 TRACTOR EQUIPPED WITH SYNCHRONIZED TRANSMISSION AND Hi-Lo - SPEED 30 kmph (valid for all Zetor super models) Shifted Ground PTO Tractor travel speed (kmph) at rated engine speed and tire dimension gear speed (RPM) 14,9-28 16,9-28 16,9-30 16,9-34 13,6-36 18,4-30...
  • Page 224 TRACTOR EQUIPPED WITH SYNCHRONIZED TRANSMISSION, FRONT DRIVING AXLE AND Hi-Lo - SPEED 40 kmph (valid for Z 4341, Z 5341, Z 6341, Z 7341) Shifted Ground PTO Tractor travel speed (kmph) at rated engine speed and tire dimension gear speed (RPM) 18,4-30 18,4-34...
  • Page 225 TRACTOR EQUIPPED WITH SYNCHRONIZED TRANSMISSION AND REVERSOR - SPEED 30 kmph (valid for all Zetor super model) Shifted Ground PTO Tractor travel speed (kmph) at rated engine speed and tire dimension gear speed (RPM) 14,9-28 16,9-28 16,9-30 16,9-34 13,6-36 18,4-30...
  • Page 226 TRACTOR EQUIPPED WITH SYNCHRONIZED TRANSMISSION, FRONT DRIVING AXLE AND REVERSOR - SPEED 40 kmph (valid for Z 4341, Z 5341, Z 6341, Z 7341) Shifted gear Ground PTO Tractor travel speed (kmph) at rated engine speed and tire dimension speed (RPM) 18,4-30 18,4-34...
  • Page 227 REAR INDEPENDENT PTO Gear ratio PTO shaft speed/engine speed PTO shaft speed/engine speed 48/13 540/1994 596/2200 41/20 1000/2050 1073/2200 FRONT PTO Gear ratio PTO shaft speed/engine speed PTO shaft speed/engine speed 40/22 1000/1818 1210/2200...
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  • Page 233 Issue: 2 - 2000 - 2000 Publication No.: 22.22.12.342 ZETOR a.s., BRNO Trnkova 111 632 00 BRNO Czech republic...

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