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30750

14MBX

M1

49

12.2 Relay / fuse box

(under the cab seat)

FU1 -

Fuse block

F1

-

7.5A fuse

: Rear screen wiper

F2

-

7.5A fuse

: Forward (

F

) and reverse (

R

), low speed (

L

)

F3

-

7.5A fuse

: Revolving light

F4

-

7.5A fuse

: Horn and brake lock

F5

-

7.5A fuse

: Hazard warning lights

F6

-

7.5A fuse

: Front windscreen wiper and washer

F7

-

5A fuse

: Proximity detector, parking brake and load overshoot

F8

-

3A fuse

: K2 relay unit and “Loader mode” module

F9

-

3A fuse

: K3 relay unit and windscreen wiper module

F10

-

10A fuse

: Oscillation lock

FU2 -

Fuse block

F12

-

10A fuse

: Boom, intermediate boom, coupling of rams and 4th foot-operated ram

F13

-

5A fuse

: “Road / Site” speed

F14

-

10A fuse

: Working lights

F15

-

20A fuse

: Offset, stabilizers and blocks, load sensing, tool unlocking and

hydraulic lock

F16

-

3A fuse

: Direction indicators

F17

-

3A fuse

: K4 relay unit and tool unlocking module

F18

-

3A fuse

: Control panel safety lights

F19

-

7.5A fuse

: Dipped beams

F20

-

7.5A fuse

: Main beams

F21

-

3A fuse

: K5 relay unit and working light module

F22

-

7.5A fuse

: Radio

FU3 -

Fuse block

F23

-

3A fuse

: Resetting and front windscreen wiper

F24

-

25A fuse

: Lighting

F25

-

5A fuse

: Starting relay

F27

-

5A fuse

: Position lights, clearance lights and number plate lights

F30

-

3A fuse

: Not used

F31

-

7.5A fuse

: Horn

F32

-

7.5A fuse

: Cigarette lighter and ceiling light

K1

-

Relay

: Relay unit, see electrical diagram

K2

-

Relay

: Relay unit, see electrical diagram

K3

-

Relay

: Relay unit, see electrical diagram

K4

-

Relay

: Relay unit, see electrical diagram

K5

-

Relay

: Relay unit, see electrical diagram

K6

-

Relay

: Brake lock safety

K7

-

Relay

: Accelerator lock safety

K8

-

Relay

: Safety in “Loader mode”

K9

-

Relay

: Forward (

F

) and reverse (

R

) in “Loader mode”

K10 -

Relay

: Low speed (

L

) and High speed (

H

) in “Loader mode”

K11

-

Relay

: 4th foot-operated ram

K12 -

Relay

: Boom and intermediate boom

K13 -

Relay

: Coupling of rams

K14 -

Relay

: Working lights

K20 -

Direction indicator central unit

K21 -

Relay

: Forced forward (

F

)

K22 -

Relay

: Forward (

F

) and reverse (

R

) piloting in “Loader mode”

K28 -

Relay

: Starting safety

K29 -

Relay

: “Road / Site” speed

X100 -

Terminal board

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Содержание 14 MBX

Страница 1: ...HANDBOOK OF REPAIR MANUFACTURER MECALAC SAS...

Страница 2: ......

Страница 3: ...copic stabilizers 16 6 Towing 17 6 1 Disconnection of the hydrostatic travel 17 6 2 If the turntable is badly oriented 18 7 Transporting the machine 19 7 1 Loading on a trailer 19 7 2 Slinging for lif...

Страница 4: ...12 4 Air conditioning relays box option under the cab floor 50 13 Parts list of the electric diagram 51 14 Adjustment procedure 53 14 1 Adjustment Procedure for the Heat Engine 53 14 2 Hydraulic adju...

Страница 5: ...ed to familiarise the user with the machine and its designated use The instruction manual contains important information on how to operate the machine safely properly and most efficiently Observing th...

Страница 6: ...n both axles 2 5 Turntable The turntable is connected to the front chassis section by a slewing crown wheel The turntable supports the operator s cab the excavator s equipment and the counterweight Th...

Страница 7: ...er is the tool holder permitting the instant changing of the bucket or tool from the cab without manual intervention The bucket or tool has mechanical and automatic locking only their unlocking is hyd...

Страница 8: ...14MBX 30750 6 M1...

Страница 9: ...picyclic wheel reducer 4 planet wheels 1 6 Self blocking differential limited slip 45 Integrated oil bath hydraulic disc brakes 8 discs at the front 8 discs at the rear 3 3 Capacities Hydraulic oil ta...

Страница 10: ...erate 2 speeds for both directions of travel selected by the Commodo electric control i e in all 4 speeds RANGE 1 L speed from 0 to 4 kph H speed from 0 to 12 kph RANGE 2 L speed from 0 to 10 kph H sp...

Страница 11: ...oportional function controls by manipulators or foot operated controls supplied at low pressure with stand by accumulator 3 5 3 Slewing and hydrostatic steering circuit Hydrostatic steering Double act...

Страница 12: ...X 30750 10 M1 4 Equipment s travel curves 4 1 In back hoe bucket position 0 m 1 m 8 m 2 m 3 m 4 m 5 m 6 m 7 m 7 m 6 m 5 m 4 m 3 m 2 m 1 m 0 m 1 m 2 m 3 m 4 m 8 m 9 m 5 m 4520 4650 2440 7825 1420 6270...

Страница 13: ...30750 14MBX M1 11 4 2 In loading bucket position 7 m 6 m 5 m 4 m 3 m 2 m 1 m 0 m 1 m 2 m 3 m 4 m 8 m 9 m 5 m 0 m 1 m 8 m 2 m 3 m 4 m 5 m 6 m 7 m 2530 3430 1360 6780 4840 45...

Страница 14: ...quipment used without any offset Front and rear chassis sections aligned Without any tool bucket loader etc with handling plate hook Stability loads and hydraulic limits according to standard ISO 1056...

Страница 15: ...quipment used without any offset Front and rear chassis sections aligned Without any tool bucket loader etc with handling plate hook Stability loads and hydraulic limits according to standard ISO 1056...

Страница 16: ...nt used without any offset Front and rear chassis sections aligned Rear axle oscillation locked Without any tool bucket loader etc with handling plate hook Stability loads and hydraulic limits accordi...

Страница 17: ...ithout any offset Front and rear chassis sections aligned Rear axle oscillation locked Without any tool bucket loader etc with handling plate hook Stability loads and hydraulic limits according to sta...

Страница 18: ...quipment used without any offset Front and rear chassis sections aligned Rear axle oscillation locked Without any tool bucket loader etc with handling plate hook Stability loads and hydraulic limits a...

Страница 19: ...ke only after connecting the machine to the tractor s towing bar Note If the accumulator pressure is not sufficient to release the parking brake red indicator light 1 fig 4 unscrew the ram rod s lock...

Страница 20: ...at the brake is filled with oil Connect the grease gun 4 fig 6 Operate the gun until the pressure gauge reads 30 bars 1 fig 6 Align the turntable and lock it mechanically 1 fig 7 Tow the machine Cause...

Страница 21: ...them originally Fastening points A B C fig 3 Lock the chassis 1 fig 1 Lock the turntable 1 fig 2 Position the equipment so that the top part is below the height of the cab while resting it on the tool...

Страница 22: ...m vertical position 2 fig 4 and fig 6 Lock the oscillation 1 fig 5 The machine will not be articulated Lock the chassis sections using the pin 1 fig 1 Lock the turntable 1 fig 2 Note If necessary corr...

Страница 23: ...ents 3 4 5 6 7 2 9 8 12 10 1 11 1 Tool holder ram 2 Bucket ram 3 Dipper ram 4 Offset ram 5 Intermediate boom ram 6 Boom ram 7 Accelerator ram 8 Oscillation locking ram 9 Steering rams 10 Stabilizer ra...

Страница 24: ...p oscillation locking valve 3 Transfer movement engine 4 Transfer movement pump 5 Stabilizers solenoid operated valve 6 Equipment pump 7 Orientation pump 8 Telescopic stabilizer selector 9 Road Site s...

Страница 25: ...lock 2 Power assistance pressure solenoid operated valve 3 Priority valve 4 Orientation engine 5 CROSS OVER valve 6 Boom intermediate boom control unit 7 Braking block 8 Accumulator 9 Accumulator 10 A...

Страница 26: ...Rotary coupling 2 Left manipulator 3 Additional functions foot control 4 Brake inching foot control 5 ORBITROL steering device 6 Accelerator foot control 7 Right manipulator 8 Parking brake control le...

Страница 27: ...it T1 B PS G A A S T1 X B M1 A G T2 E F G P A T B P A T B 3 2 1 A2 A1 A3 A7 A7 A6 A5 B7 A4 A1 Hydraulic reservoir A2 Transfer movement engine A3 Oil cooler A4 Transfert movement pump A5 Non return val...

Страница 28: ...7 A6 A4 B8 B9 B10 B11 A1 E6 A1 Hydraulic reservoir A4 Transfer movement pump A6 Sequence valve B1 Parking brake control B2 Brake foot control B3 Accelerator foot control B4 Parking brake ram B5 Front...

Страница 29: ...EF CF LS T A 4 5 2 3 1 7 6 8 C5 C1 C8 C7 C4 C3 C2 C6 C9 C10 B6 B6 Rotary coupling C1 SX18 valve block C2 Left manipulator C3 Priority valve C4 ORBITROL steering device C5 Hydraulic turntable slewing m...

Страница 30: ...6 C1 C2 C10 D2 B3 B2 B1 D4 D4 D3 B1 Parking brake control B2 Brake foot control B3 Accelerator foot control B6 Rotary coupling C1 SX18 valve block C2 Left manipulator C9 Drain block C10 Functions bloc...

Страница 31: ...1 3 C B D 3B 12 T Z T Z A7 E1 A1 E7 E7 E5 E6 E3 E2 E8 A5 B6 E4 A1 Hydraulic reservoir A5 Non return valve A7 Gear change blocks B6 Rotary coupling E1 Left stabilizer ram E2 Left electric manipulator E...

Страница 32: ...A M1 M2 B1 B2 P 1 T P C1 F1 C6 C9 D1 F6 F7 F5 F2 F3 F4 C2 C1 SX18 valve block C2 Left manipulator C6 Turntable rotation brake release block C9 Drain block D1 Right manipulator F1 Additional functions...

Страница 33: ...30750 14MBX M1 31 9 7 Bucket circuit 2 4 T M a A B b A B T P C1 G2 D1 G1 C1 SX18 valve block D1 Right manipulator G1 Bucket ram G2 Solenoid operated bucket direction inversion valve LOADER function...

Страница 34: ...control element H4 Intermediate boom control element H5 Boom control element H6 Equipment supply inlet element H7 Slewing control element H8 Slewing supply inlet element H9 Pressure limiter calibrati...

Страница 35: ...30750 14MBX M1 33 9 9 Additional hydraulic equipment for fitting of the hammer return on the equipment option T M I1 C1 C1 SX18 valve block I1 Hose...

Страница 36: ...14MBX 30750 34 M1 9 10 Tool holder circuit option A1 J2 C10 J1 C10 Functions block J1 Tool holder ram J2 Rotary coupling...

Страница 37: ...uit option 2 1 3 P M1 T P X LS1 A LS LS 1 T P IN OUT K2 C1 K1 B6 K4 K5 K3 C10 B6 Rotary coupling C1 SX18 valve block C10 Functions block K1 Hydraulic motor K2 Solenoid operated valve K3 Pressure reduc...

Страница 38: ...Z E1 L1 E8 A1 A5 B6 A7 E7 E7 L4 L2 E4 E2 L3 E3 E6 A1 Hydraulic reservoir A5 Non return valve A7 Gear change blocks B6 Rotary coupling E1 Left stabilizer ram E2 Left electric manipulator E3 Right stab...

Страница 39: ...P M V2 T P M V2 T P M V2 b b b A T 3C F5 F3 C6 M2 M3 F4 M4 M1 C1 B6 B6 Rotary coupling C1 SX18 valve block C6 Turntable rotation brake release block F3 Dipper ram F4 Intermediate boom ram F5 Boom ram...

Страница 40: ...T P M V2 b b b a A 3C T F4 N1 C1 C6 B6 F5 M4 F3 G1 M3 M2 M1 B6 Rotary coupling C1 SX18 valve block C6 Turntable rotation brake release block F3 Dipper ram F4 Intermediate boom ram F5 Boom ram G1 Bucke...

Страница 41: ...30750 14MBX M1 39 9 15 VOLVO tool holder option A1 A B T P T M1 O2 C10 O3 O1 C10 Functions block O1 Tool holder ram O2 Solenoid operated tool holder valve O3 Nozzle non return valve...

Страница 42: ...14MBX 30750 40 M1...

Страница 43: ...nching valve 31 Return filter 32 350 g pressurised air valve 33 Oscillation locking ram 34 Left stabilizer ram 35 Stabilizer block 36 Rotary coupling 37 Hydraulic reservoir 38 Deviative block 6 ways 3...

Страница 44: ...14MBX 30750 42 M1 H L MECALAC 1 MECALAC 2 3 4 2 1 MODE MODE MECALAC 1 MECALAC 2 2 L H R F P KM H N MIN D 8 7 7 9 4 3 1 2 19 18 6 5 10 11 12 13 15 14 16 17 17...

Страница 45: ...d operated valves bundle 8 Left front headlight connection 9 Control table bundle 10 Selection bundle 11 Instrument panel bundle 12 Foot controls bundle 13 Foot controls electromagnet connection 14 Co...

Страница 46: ...14MBX 30750 44 M1 VALVY DY PRIORITY RYXROTH Y2 Y1 Y9 Y7 Y6 Y4 Y3 Y5 Y8 Y10...

Страница 47: ...g of rams solenoid operated valve Y4 MECALAC 2 option solenoid operated valve control unit Y5 Boom inter boom solenoid operated valve control unit Y6 Boom inter boom solenoid operated valve control un...

Страница 48: ...14MBX 30750 46 M1 Y15 Y25 Y20 Y22 Y21 Y19 Y17 Y11 Y14 Y12 Y13 Y18...

Страница 49: ...bilizer lowering solenoid operated valve Y15 Low speed solenoid operated valve Y17 Reverse solenoid operated valve Y18 Forward solenoid operated valve Y19 Inversion of direction of travel solenoid ope...

Страница 50: ...48 M1 F14 F22 F20 F21 F19 F17 F16 F18 F15 F12 F5 F7 F8 F2 F9 F6 F4 F3 F11 F10 F23 F26 F24 F33 F32 F29 F28 F27 F31 F30 F1 F25 F13 FU1 FU2 FU3 K9 K12 K10 X100 K29 K28 K3 K2 K1 K5 K4 K22 K21 K20 K6 K14 K...

Страница 51: ...7 5A fuse Main beams F21 3A fuse K5 relay unit and working light module F22 7 5A fuse Radio FU3 Fuse block F23 3A fuse Resetting and front windscreen wiper F24 25A fuse Lighting F25 5A fuse Starting r...

Страница 52: ...tion light F39 3A fuse Rear left position light F40 3A fuse Number plate light F41 25A fuse Heating F42 40A fuse Turntable supply F44 3A fuse Engine shut off relay K15 Relay Engine shut off K17 Relay...

Страница 53: ...A fuse Radio F23 3A fuse Resetting and front windscreen wiper F24 25A fuse Lighting F25 5A fuse Starting relay F27 5A fuse Position lights clearance lights and number plate lights F30 3A fuse Not used...

Страница 54: ...P4 Fuel level indicator Q1 Battery cut out R Option for the Italy versions S1 Boom dipper control S2 Forward F and reverse R control in Loader mode S3 Slow speed S control in Loader mode S4 Audible wa...

Страница 55: ...ime 1 Loosen the lock nut and turn the stop screw 1 fig 1 Note Number of teeth on engine wheel 159 14 Adjustment procedure 13 flat spanner 4 hexagonal male spanner Inductive sensor Operation Speed rpm...

Страница 56: ...stop screw 1 fig 1 Note Number of teeth on engine wheel 159 Note For the air conditioning version of the machines minimum regime 1 050 50 0 1 13 flat spanner Flat screwdriver Inductive sensor Operati...

Страница 57: ...ground speed in neutral engine in maximum regime 2 Measure the pressure 1 fig 1 using the manometer 3 If the pressure is too low turn the screw 1 fig 2 clockwise in order to increase the pressure Ope...

Страница 58: ...low turn the screw 1 fig 2 clockwise in order to increase the speed of the engine Note For the air conditioning version of the machines starting point N 1 100 50 0 There must be a difference of at lea...

Страница 59: ...manometer 3 If the pressure is too low turn the screw 1 fig 2 clockwise to increase the pressure Note The HP shock absorbers 1 fig 3 for forward and reverse movement are tared at 480 bars 40 0 bars 1...

Страница 60: ...lacing an inductive sensor on the fan pulley 4 Measure the high pressure 1 fig 1 using the manometer 5 If the regime of the engine is too high turn the screw 1 fig 2 clockwise in order to reduce the n...

Страница 61: ...flex 3 The pressure 1 fig 1 in the transfer movement engine rises slowly and then drops sharply 4 Turn the screw 1 fig 2 clockwise to slow down the sharp fall in pressure in the transfer movement engi...

Страница 62: ...e 2 Read the speed in rpm by placing an optoelectronic sensor on the universal gear joint 3 Turn the screw 1 fig 1 anti clockwise to increase the number of rpm 19 flat spanner 6 male hexagonal spanner...

Страница 63: ...the high pressure while the wheels are rotating 1 fig 1 using the manometer Note The pressure should not rise sharply when the wheels begin to rotate again 4 If the manometer reading indicates a sharp...

Страница 64: ...n the cross over unit 3 Point the tower to the right in order to put the flex under pressure engine in maximum regime 4 Measure the pressure 2 fig 1 using the manometer 5 Loosen the lock nut and turn...

Страница 65: ...t side Left side 4 Place the machine equipment in a blocked position and turn the direction to the left engine in maximum regime 5 Measure the difference in pressure between 1 fig 1 and 2 fig 1 using...

Страница 66: ...r example the bucket ram 2 Measure the pressure on the assistance pressure accumulator 1 fig 1 using the manometer 3 Remove the stopper and turn the controller screw 1 fig 2 clockwise in order to incr...

Страница 67: ...ontroller into its position Ref E536A0018 taring at 50 bars 3 With engine in maximum regime set the selector to MECALAC 1 and pull the left key towards the back blocked position to allow the oil to ci...

Страница 68: ...ions 1 Remove the hoses from the valve block small chambers of the dipper ram and bucket ram 1 fig 1 and 2 fig 1 large chambers of the dipper ram and bucket ram 3 fig 1 and 4 fig 1 2 Fit the flow mete...

Страница 69: ...2 fig 3 using the two manometers 5 Turn the screw 1 fig 4 clockwise in order to increase the P Note The flow meter kit shall remain installed for adjusting the power regulation 13 flat spanner 4 male...

Страница 70: ...example the bucket ram Engine in maximum regime 3 Measure the pressure 1 fig 2 using the manometer 4 Loosen the lock nut and turn the pressure controller screw 1 fig 3 clockwise in order to increase t...

Страница 71: ...fig 1 using the manometer 3 Loosen the L S controller 1 fig 2 previously over tared then adjust the pressure by turning the screw clockwise in order to increase the pressure 17 flat spanner 5 male he...

Страница 72: ...low meter 1 fig 1 4 Measure the pressure 1 fig 2 using the manometer 5 Loosen the lock nut and turn the pressure controller screw 1 fig 3 clockwise to increase the pressure 6 Check that the regime of...

Страница 73: ...left key towards the right blocked position 3 Screw the tap on the flow meter 1 fig 1 until the flow is cut off completely Note During this operation check that the regime of the engine does not exce...

Страница 74: ...14MBX 30750 72 M1...

Страница 75: ...ription adjustment values Speed Pressure Rpm bars Engine Max engine speed 2 300 20 20 Min engine speed 950 50 0 Direction Primary controller 250 5 0 P right 225 5 5 P left 225 5 5 Equipment Assistance...

Страница 76: ...14MBX 30750 74 M1...

Страница 77: ...2 3 4 5 6 7 8 11 10 1 Main box MT 4010 2 Male union 4DL8 7 16 unf20 3 Pressure sensor 4 20 mA 0 600 4 Pressure sensor 4 20 mA 0 60 5 Pressure limiter 50 bars taring calibration 6 Reduction mounting of...

Страница 78: ...4 1 Flexible hose connection from the turbine to the SX18 valve block 2 Turbine flow meter 3 Connecting cable 4 Flexible hose connection from the turbine to the SX18 valve block Fig 3 TOP TEST MX too...

Страница 79: ...30750 14MBX M1 77 1 5180102 2 5180103 3 5180104 4 6525004 5 6525003 6 572A0003 1 2 3 4 5 6 Fig 4 Special connector tools...

Страница 80: ...14MBX 30750 78 M1 T13 T14 T15 T16B T16C T16A 1 5 2 3 T19 T21 T22 4 1 5450060 2 5450061 3 5450062 4 5450063 5 5450064 Fig 5 Axles tool DANA...

Страница 81: ...30750 14MBX M1 79...

Страница 82: ...GROUPE MECALAC MECALAC S A S Parc des Glaisins 2 av du Pr de Challes F 74940 Annecy le Vieux T l 33 0 4 50 64 01 63 Fax 33 0 4 50 64 02 79 www mecalac com...

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