Unic URW295CAR Page 61 Workshop Manual Download

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11.2 Hydraulic Circuit Diagram (control valve)

１１－２）

Accelerator

Gauge Port

Pilot pressure

Gauge Port

In-out

Raise

Lower

Down

Retract

Extend

C.W

C.C.W

Ext.

High pressure line

Tank line

Pilot pressure line

Feed-back line

Hydraulic motor type

⇒Internal pilot type

Slewing

Telescope

Hoist

Derrick

Outrigger

Raise

Lower

Down

Retract

Extend

C.W

C.C.W

Solenoid valve

for storing hook

Solenoid valve

for unloading

Main relief valve

Back pressure valve

Pressure regulator

valve

From pump

Tank

Pressure reducing

valve

Set bolt

Emergency screw

Courtesy of Machine.Market

Summary of Contents for URW295CAR

Page 1: ...ＦＡＷＡＣＣＡ URW295CUR URW295CUR URW295CAR URW295CAR ＷＡＡ Courtesy of Machine Market ...

Page 2: ...Courtesy of Machine Market ...

Page 3: ...V y O ９８９ O y ９９ A y ９１０ y y D H T ９１１１０ O y １ W １０１２ W １０２ W １０１０１０１０６１０８ D y １０８１１１１１２ Hy C １１２ Hy １１１２ P １ P １２１２ C １２２ C １２ C １２ P C １２６１ 5 １ 5 １１２ 5 １２１ I １ W y ６ W C W W C C W Hy C １ Hy y W y Courtesy of Machine Market ...

Page 4: ... １ 6 W T Cy １６１２ F W C F P O W R １８ F P O W E １９ C T １１０１１１ D y １ F １１２ F １２１６ H １６１１６２１ H １１１２ C T T H １１８ H １８１１９１ C １９１１９２ y １９２０ T １ T P ２０１２０２２１２１１２２１ C ２２１１ T C １ C H W ２ P ２ C ２ C T D y 7 A P V A Courtesy of Machine Market ...

Page 5: ... P O G N I T R A T S E R O F E B T E E H S K C E H C ３ C eck oi t of TURN OVER PREVENTION DEVICE ７４８ Me te a ce A I ectio Of Carrier ８１１ C eck for re ai i f el a ttity a rai i water ８ C eck for e i e oil a ttity a filli a c a e ８３３ C eck for attery elecrolytic ol tio le el a filli ８４４ C eck y ra lic oil ta k le ５８ i l l i f a l e e l l e ５ C eck for r er crawler ７６８ t e t a a ６ I ectio ...

Page 6: ...２９ A I O C １ I ２９１２ C ２９２ I ２９２ R ２９６ R ２９０ L １ L ０１２ F ０２ L ０ L ０ L ０６１ y １ y URW 95CUR １２２ y URW 95CAR Courtesy of Machine Market ...

Page 7: ...ensions and weight of crane body The total length 8 83 ft 2690ｍｍ Tread length 3 44 ft 1050ｍｍ The total height 4 51 ft 1375ｍｍ All width 1 97 ft 600mm １１ Total weight approx 1850kg Courtesy of Machine Market ...

Page 8: ...ock le er Crawli otor Ho r eter Crawli le er C oke k o I le roller Hy ra lic oil ta k Tr ck roller Stater witc R er crawler Hor witc W eel rocket F el ta k 2 1 2 DESCRIPTION OF CARRIER EQUIPMENT 10 9 6 3 8 11 14 7 13 12 1 4 5 2 Courtesy of Machine Market ...

Page 9: ...ce 10 o ly cra e e i e wit e ice O tio 11 20 A to atic to for lea i i i wire ro e Loa i icator Wit wire ro e retai i roller O tio O tri er electio witc O er wi i alar Loa eter War i or Wire ro e Le el Cra e o erati le er O tri er co trol le er Hook Slewi e ice Derrick cyli er Tele co i cyli er O tri er Boo Col Fra e Hoi t wi c Courtesy of Machine Market ...

Page 10: ... ook 32 8ft 10 i At 4t layer o t e r wit 4 art li e ooki E te i ee of oo 20 1ft 6 12 20 ec Rai i ee of oo 0 78 11 ec Slewi ee S ee of wi i Ro e ee 1 5r Slewi ra e At 4t layer o t e r 131 2ft 40 i 360 Co ti o Hoi ti ro e Co tr ctio IWRC 6 WS 26 Cla B Breaki loa 9520 l 43 2kN 4400k f Dia eter le t 5 16i 8 155ft 47 5 O tri er Direct i y o le acti y ra lic cyli er irectly co ecte to y ra lic a to atic...

Page 11: ...otor A ial l er ty e Brake Wor elf lock Brake A to atic ec a ical rake Slewi Hy ra lic otor Troc oi ty e Wit y ra lic a to atic locki e ice Re ctio ear Wor ear S r ear re ctio S orte y all eari Hy ra lic Varia le eli ery i to Safety e ice Pre re relief al e for y ra lic circ it Hy ra lic a to atic lock Co ter ala ce al e a ilot o erate c eck al e A to atic to for o erwi i Alar zzer Hook afety latc...

Page 12: ...m FR Length of ground contact 3 44ft 1050mm Rated output 9 6kW 13hp 2000r p m Forward Backward 0 2 3km h 0 1 4mph 2 3km h Crawling Independently driven by hydraulic power 20 Parking brake Disc brake with hydraulic motor built in Fuel tank Capacity 1 58gal 6 liters Starting engine Electric starter Crawling speed Pressure of ground contact Engine Hill climbing ability 4 3 Courtesy of Machine Market ...

Page 13: ...T MA E T OUTRIGGERS LOAD RATED OUTRIGGERS MA E T 12 58 13 5 12 5 12 5 13 0 15 0 16 0 17 0 18 0 20 0 22 61 300 550 600 850 1000 1150 1250 1550 1850 1000 1450 1650 2150 2450 2750 3050 3050 3050 600 950 1100 1600 2250 3150 4450 4450 2000 2450 2850 3800 4350 4950 5850 6450 4450 6450 1 2 3 4 5 1 2 3 4 1 2 3 1 2 1 NOT MA E T OUTRIGGERS LOAD RATED OUTRIGGERS MA E T CAUTION a ta ility of cra e co itio T e...

Page 14: ...are e te e Boo or Boo ectio 4 i e te e to t e ark ４１３４ Boo or Boo ectio 2 3 4 a 5 are f lly e te e ５１３４５ Boo or Boo ectio 2 a 3 are e te e ３１３ Boo 1 Boo Boo Boo Boo Boo Boo Boo Boo Boo Boo Boo Boo Boo Boo Boo Boo Boo Boo Boo 2 2 5 4 3 1 1 1 2 3 5 4 4 3 2 1 2 3 5 5 2 Courtesy of Machine Market ...

Page 15: ... stop switch clockwise after the crane has been stopped by depression of EMERGENCY stop switch the engine speed may increase in a moment which is not abnormal When the crane is operated with the EMERGENCY stop switch held pushed in voice message Beep Service remote Service remote control may be issued or the mode indicator lamp may show incorrect indication Emergency stop switch Do not operate the...

Page 16: ...posite function while the shock less is functioning Do not pull the speed lever during this operation In order to inactivate the shock less function turn ON the hook winding down switch with the Mode switch depressed ６ I T y E W W y T F U y T y A y H y ６２ Courtesy of Machine Market ...

Page 17: ...on is possible under the following condition １ Starter switch on ２ Shift the travel lever to CRANE OPERATION position ３ Push the mode selector switch to switch it to the radio remote control mode The Mode indicator lamp Manual mode Radio control mode The Mode indicator lamp lights off The Mode indicator lamp lights on Manual lever only Radio control only ７１ Courtesy of Machine Market ...

Page 18: ... following condition １ Starter switch on ２ Shift the travel lever to CRANE OPERATION position ３ Operation mode switch is changed to the outrigger side Outrigger mode indicator lamp lights on ４ There are four 4 outrigger control switches and each switch is numbered Select an outrigger control switch to throw itto desired function and operate the outriggerlever accordingly ７２ Courtesy of Machine Ma...

Page 19: ...outrigger Hook Hoisting Lowering Extension Retraction of outrigger 7 3 How to operate outriggers by radio control transmitter However this operation is possible under the following condition １ Starter switch on ２ Shift the travel lever to CRANE OPERATION position ３ Operation mode switch is changed to the outrigger side ４ Mode selector switch is changed Mode indicator lamp lights on Outrigger mode ...

Page 20: ...7 O 7 5 R R ON D ON F V D OFF ON D y D ON R OFF R O 7 Courtesy of Machine Market ...

Page 21: ...p m e t w o L N O e d o m n o i t a r e p o e d o m n o i t a r e p o OFF normal case Mode indicator shows 06 Voice message change control mode is issued Depress the switch for storing hook with the switch for slewing C W turned ON Depress the switch for storing hook with the switch for slewing C C W turned ON Turn ON winding down switch with para hook switch depressed Turn ON winding up switch wi...

Page 22: ...wing condition １ Starter switch on ２ Shift the travel lever to CRANE OPERATION position ３ Push the mode selector switch to switch it to the radio remote control mode The Mode indicator lamp lights on ４ Key switch on Depress the switch for mode select with the switch for slewing C C W turned ON Depress the switch for mode select with the switch for slewing C W turned ON Engine stop Engine start ７ 6...

Page 23: ...Courtesy of Machine Market ...

Page 24: ... operation mode Operation is possible either by manual control or by radio remote control 9 Current control is on normal crane operation mode Operation can only be carried out manually but not through radio remote control device 9 Current control is on traveling mode No operation other than traveling is possible either by manual control or by radio remote control 1 Current control is on low temper...

Page 25: ...e set up on the ground securely or overturn prediction alarm is actuated URW series only 3 Remarks Since priority is assigned for each mode description it is to be indicated in the order of higher priority If the dot is indicated on the bottom right of mode indicator lamp it means the radio control OFF mode Crane cannot be operated through radio control transmitter When operated on outrigger radio...

Page 26: ...op of cover will not be lit when in manual control mode Radio remote control cannot be carried out in manual control mode When operating with radio remote controller turn the selector switch located on the top of cover to radio remote control mode Mode indicator lamp located on the top of cover will be lit when in radio remote control mode Crane is being operated when in outrigger mode Crane canno...

Page 27: ...Courtesy of Machine Market ...

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Page 30: ...E ACC ON y 5 D H F F F D H A y D H L T A D C W y C C W O C H ８６ Z H W y CC y N ＣＣ００ＣＦ８８ Courtesy of Machine Market ...

Page 31: ...８ Z T y y D A y C １ E ACC ON y ２ D H 5 F y F F W y A H A H ６ D H CC C y ８ D H CF ９ U D D C W y C C W N A A y y y W A y y y W O T H D H 5 6 8 C W C C W T O ８９ Courtesy of Machine Market ...

Page 32: ...pulled out １２ Connect the acceleration cylinder with the link by using the extracted pin １３ Rotate the link with a spanner to move the acceleration cylinder in full stroke １４ It returns based on the pin used according to procedure 11 and the lever of the derrick is connected with the spool １５ Depress the Store Hook switch on the remote controller until voice message Remote control ready is heard １...

Page 33: ...８８ W W W ｄ D O R H H L O L T T O R L A A W y W W ｄ D O R ｄ D O E H H L O R H H L O E T T O E T T O R C C W A A C W C D D ８１１ Courtesy of Machine Market ...

Page 34: ... rate for slewing Keep depressing the reset switch for overwinding automatic stop This allows to give off a sound and tturn into normal mode to settle the accelerator rate for slewing If slewing speed will be out of the rated range Keep depressing the reset switch for overwinding automatic stop and the mode selector switch simultaneously When in the accelerator adjustment mode A C of mode indicato...

Page 35: ...Courtesy of Machine Market ...

Page 36: ... a Ｈｈ in ３４ a a y P w w a ５６ T row t e t e re et witc for o erwi i a to atic to witc to re et to e orize t e etti The voice sounds and it returns to normal mode W e allowi t e ee of wi i ook to e fa ter w w a a a y a a W e allowi t e ee of wi i ow ook to e lower w a a a y a a T a a T a a ＵＰＤＯＷＮ Mode indicator Showing accelerator rate Automatic stop for over winding reset switch Mode selector sw...

Page 37: ... co itio W a a A a A w a w a w w a T w w a a y 5 ３ I a a a a y a a a a M I a Ma E a ９９４ Pro dur De re re et witc for o erwi i a to atic to witc for a certai erio of ti e 8 12 How to correct release of hook I a a a a a a T a a a y wa w a y w Ca tio a a If wire ro e c t i to ro e o r w e ook i ei relea e W e allowi t e rai i oo ee to e fa ter a t e loweri ook to e lower T w a w a a a y 5 AC li k B...

Page 38: ...hook up once ６ Throw the hook Up Down switch on the transmitter to hook up to allow the indication showing 2 ７ Throw the reset switch for overwinding automatic stop switch to reset to memorize the setting Check the operation to complete the work if the hunting will not occur If the hunting still persists repeat the work from the procedure 2 and see the state by increasing the indication to 6 at th...

Page 39: ... controller is operated T a a by operating the down switch of the transmitter The spool vibrates little by little when the radio controller is operated T a a by operating the up switch of the transmitter When Crane operates four outrigger at the same time the load of the pump might become large too much When Crane operates four outrigger at the same time the load of the pump might become large too...

Page 40: ...㫅㩷㫋㪿㪼㩷㪟㫆㫆㫂㩷㫊㫋㫆㫉㪼㩷㫊㫎㫀㫋㪺㪿㩷㫀㫊㩷㫆㫇㪼㫉㪸㫋㪼㪻㪅㩷㪚㪿㪸㫅㪾㪼㩷㪺㫆㫅㫋㫉㫆㫃㩷㫄㫆㪻㪼㩷㪮㪿㪼㫅㩷㪺㪿㪸㫅㪾㪼㪻㩷㫋㫆㩷㫋㪿㪼㩷㫃㫆㫎㩷㫋㪼㫄㫇㪼㫉㪸㫋㫌㫉㪼㩷㫆㫇㪼㫉㪸㫋㫀㫆㫅㩷㫄㫆㪻㪼㪅㩷㪮㪿㪼㫅㩷㫋㪿㪼㩷㫃㫆㫎㩷㫋㪼㫄㫇㪼㫉㪸㫋㫌㫉㪼㩷㫆㫇㪼㫉㪸㫋㫀㫆㫅㩷㫄㫆㪻㪼㩷㪿㪸㫊㩷㪹㪼㪼㫅㩷㫉㪼㫃㪼㪸㫊㪼㪻㪅㩷㪪㪼㫉㫍㫀㪺㪼㩷㫉㪼㫄㫆㫋㪼㩷㪺㫆㫅㫋㫉㫆㫃㩷㪮㪿㪼㫅㩷㫋㪿㪼㩷㫄㫆㪻㪼㩷㪻㫀㫊㫇㫃㪸㫐㩷㪹㫃㫀㫅㫂㫊㩷㫆㫅㪼㩷㫆㪽㩷䇼㩷㪋㪉㪄㪌㪏㩷䇽㪸㫅㪻䇼㩷㪍㪇㪄㪏㪌㩷䇽㪅㩷㪣㫆㫎㩷㫋㫉㪸㫅㫊㫄㫀㫋㫋㪼㫉㩷㪹㪸㫋㫋㪼㫉㫐㩷㪮㪿㪼㫅㩷㫋㪿㪼㩷㪹㪸㫋㫋㪼㫉㫐㩷㫆㪽㩷㫋㪿㪼㩷㫋㫉㪸㫅㫊㫄㫀㫋㫋㪼㫉㩷㪿㪸㫊㩷㪹㪼㪼㫅㩷㫉㫌㫅㩷㫆㫌㫋㪅㩷㪪㫋㫆㫇㩷㫎㫀㫅㪺㪿㩷㫌㫇㩷㪫㪿㪼㩷㪿㫆㫆㫂㩷㫊㫋㫆㫇㫊㩷㪹㪼㫀㫅㪾㩷㫎㫀㫅㪻㪄㫌㫇㩷㪸㫌㫋㫆㫄㪸㫋㫀㪺㪸㫃㫃㫐㩷㫎㪿㪼㫅㩷㫀...

Page 41: ...portional solenoid for accelerator cylinder 740192193 Needle valve for releasing automatic stop for over winding Pressure reducing valve Gauge port for pilot Main relief valve 606042000 Back pressure valve Pressure regulator valve 3 0MPa 30kgf cm 1 0MPa 10kgf cm Tank port Pressure difference1 2MPa 12kgf cm 9 1 MRV 500 control valve Flame side Piping port side Solenoid for storing hook 740192192 ９ ...

Page 42: ...k side ９２ 9 2 Main relief valve Ｏ ring 731191032 Ｏ ring 731191016 Backup ring 732121016 Ｏ ring 770170048 Backup ring 770180050 Ｏ ring 731191021 Backup ring 732121021 Ｏ ring 731171015 Backup ring 732121015 Ｏ ring 731191011 Ｏ ring 770170014 Backup ring 770180045 Gauge port PT1 4 Main relief valve 606042000 Ｏ ring 731191021 Gauge port for pilot pressure PF1 4 Courtesy of Machine Market ...

Page 43: ... i a or oring oo Tank side ９３ In out body ring 3 R i a or oring oo d a 9 3 Relief valve for storing hook Relief setting pressure for storing hook 3 9MPa 40kgf c at 17L min High pressure side High pressure side Courtesy of Machine Market ...

Page 44: ... Pu p por PF In out body Fi r 9 Ｏ ring 3 Ｏ ring 3 9 Ｏ ring 3 9 Main r i pring Ｏ ring 3 Ba up ring 3 Ｏ ring 3 9 Ｏ ring 3 o noid a or un oading 9 9 an Pr ur r du ing a o onn d o pi o ion Pi o pr ur Par o r gu ar r p a n Courtesy of Machine Market ...

Page 45: ...９５ 9 5 Back pressure valve Ｏ ring 731191018 Back pressure valve Gauge port Courtesy of Machine Market ...

Page 46: ...n Down UP Slew Telescope Hoist Derrick Outrigger ９６ High pressure side Tank side Control valves Pilot line Tank side 9 6 Pressure regulator valve Ｏ ring 731191022 Pressure regulator valve Choke plug with filter 605686360 Courtesy of Machine Market ...

Page 47: ...93 Raise Up Retract C W Pressure regulator valves for each control element Lower Down Extend C C W Raise Up Retract C W Packing 770200059 Differential transformer 750211006 9 7 Valve body D H T S Ｏ ring 731171015 Badk up ring 732131015 Ｏ ring 731191014 ９７Ｏ ring 731191006 Ｏ ring 731171015 Ｏ ring 731171011 Ｏ ring 731171011 Shuttle valve Raise Lower Up Down Retruct Exitend C W C C W Courtesy of Mac...

Page 48: ...1512 Proportional solenoid 740192193 Pressure regulator valves for each control element Packing 770200059 Differential transformer 750211006 9 8 Valve body Outrigger Ｏ ring 731171015 Badk up ring 732131015 Ｏ ring 731191014 ９８Ｏ ring 731171015 Ｏ ring 731171011 Ｏ ring 731191014 Ｏ ring 731171011 Courtesy of Machine Market ...

Page 49: ...e Tank Tank Ｏ ring 731171005 Ｏ ring 770170054 Ｏ ring 731191018 Ｏ ring 731194010 ９９ Tank High Pressure Tank Tank Ｏ ring 731194010 Ｏ ring 731171005 Ｏ ring 731191018 Ｏ ring 731191018 Ｏ ring 731191016 Ｏ ring 731171005 Ｏ ring 770170014 9 9 O ring fitted on jointing surface of valve body Accelerator cylinder Valve body Pressure regulator Valve body In out body High Pressure Ｏ ring 770170014 Valve body ...

Page 50: ... Ｏ ring 3 Ｏ ring 3 Ｏ ring 3 9 Ｏ ring 3 Ba up ring 3 3 Ｏ ring 3 Ｏ ring 3 Ｏ ring 3 9 Pa ing 9 9 10 Accelerator cylinder ra or Cy ind r 39 Propor iona o noid 9 93 i r n ia ran or r Courtesy of Machine Market ...

Page 51: ... VJCV VJG URQQN UJQWNF DG TGRNCEGF CU CP CUUGODN DGECWUG HQNNQYKPI CVVGPUKQP OWUV DG RCKF YJGP TGOQXKPI VJG ECR UETGY CPF VJG URQQN GPF VQ TG CUUGODNG P OCP ECUGU YJGTG QKN NGCMU QWV QH VJG URQQN KV OC DG FWG VQ FCOCIG KP VJG 1 TKPIU KP VJG INCPF CPF QT KP VJG XCNXG DQF YJKNG VJG URQQN KU DGKPI KPUGTVGF 6JGTGHQTG QDUGTXG VJG 1 TKPIU ECTGHWNN YJGP VJG URQQN JCU DGGP GZVTCEVGF ޓ 2CTV PWODGT ޓ RRNKEC...

Page 52: ...toring hook Primary pressure Secondary pressure Solenoid valve for unlading pressure reducing valve Pump Tank 2 Main relief valve 2 Relief valve for storing hook 2 Back pressure valve Pressure regulator valve 2 Emergency screw stop valve 3 0MPa 30kgf cm 20 6MPa 210kgf cm Set bolt stop valve 3 9MPa 40kgf cm Working pressure G P Pailot pressurer G P 1 0MPa 1 0MPa 10kgf cm Feedback 10kgf cm 2 Por r i...

Page 53: ...mergency screw Stop valve 3 0MPa 30kgf cm 20 6MPa 210kgf cm Set bolt Stop valve 3 9MPa 40kgf cm G P Pailot pressurer G P 1 0MPa 10kgf cm 1 0MPa 10kgf cm Feedback Primary pressure Secondary pressure Working pressure Port relief for storing hook Port relief for storing hook Solenoid valve Solenoid valve for unlading for unlading Needle valve for releasing Needle valve for releasing autmatic stop for...

Page 54: ...for storing hook Solenoid valve for storing hook Pressure regulator valve Back pressure valve Tank Solenoid valve for storing hook Primary pressure Secondary pressure Solenoid valve for unlading pressure reducing valve Pump Tank 2 Main relief valve 2 Relief valve for storing hook 2 Back pressure valve 2 Pressure regulator valve 2 Emergency screw Stop valve 3 0MPa 30kgf cm 20 6MPa 210kgf cm Set bol...

Page 55: ...al e for tori ook Pre re re lator al e Back re re al e Ta k Set olt 10 4 Oil flow in the in out body when hook is being wound up by hook storing operation P1 Solenoid valve for storing hook Solenoid valve for unlading pressure reducing valve Pump Tank Main relief valve Relief valve for storing hook Back pressure valve Pressure regulator valve Emergency screw stop valve 3 0MPa 30kgf cm 20 6MPa 210k...

Page 56: ...i Relief al e for tori ook Sole oi al e for tori ook Pre re re lator al e Back re re al e Ta k Set olt Core P1 Solenoid valve for storing hook Relief valve for storing hook 3 9MPa 40kgf cm 2 Solenoid valve for unlading pressure reducing valve Pump Tank Main relief valve Back pressure valve Pressure regulator valve Emergency screw stop valve 3 0MPa 30kgf cm 20 6MPa 210kgf cm Set bolt stop valve G P...

Page 57: ...it actuating boom up hook up boom retraction and slewing C W Raise Up Retract C W Detects spool position to apply signal input to control box Pilot pressure 10 6 Oil flow in the valve body when boom up hook up boom retraction and slewing C W are functioning Piston Spool Spool Core Pressure regulator valves for each control element Shuttle valve Differential transformer 1 Tank Tank Proportional sol...

Page 58: ...ating boom down hook down boom extension and slewing C C W 10 7 Oil flow in the valve body when boom down hook down boom extension and slewing C C W are functioning Shuttle valve 1 Actuator port Raise Up Retract C W Actuator port Lower Down Extend C C W Differential transformer Pilot pressure Spool Tank Tank Proportional solenoid Ｏ Raise Up Retract C W Proportional solenoid ＯＦＦ Lower Down Extend C...

Page 59: ... that the iron core is gradually magnetized accordingly The iron core and the spool facing each other with the spring 1 placed them move downward to lead the pilot pressure to the piston for extension The cylinder extends to the position where the working force of cylinder for extension controlled by movement of spool and the force of spring 3 are balanced The position being balanced is detected b...

Page 60: ...SOL Retracting SOL Extending SOL C W SOL Ext SOL C C W SOL Tank Shuttle valve Regulator valve for each control element Shuttle valve Regulator valve for each control element Shuttle valve Regulator valve for each control element Shuttle valve Regulator valve for each control element Regulator valve for each control element 11 1 Hydraulic System 2 1 0MPa 10kgf cm Working pressure Gauge Port Pilot p...

Page 61: ...ine Pilot pressure line Feed back line Hydraulic motor type Internal pilot type Slewing Telescope Hoist Derrick Outrigger Raise Lower Up Down Retract Extend C W C C W Solenoid valve for storing hook Solenoid valve for unloading Main relief valve Back pressure valve Pressure regulator valve From pump Tank Pressure reducing valve Set bolt Emergency screw Courtesy of Machine Market ...

Page 62: ...ydraulic motor 740360027 ＷＰ check valve 601463000 Filter 770290149 Left Right Front Right Front Left Rear Left Rear Right Slewing Geuge Port Hoist Derrick Telescoping Outrigger 21 6MPa 220Kgf c Rate re ol tio 1800r Pressure relief 11 3 Hydraulic Circuit Diagram Rate eli ery 36L i Check valve 740197149 Counter balance valve 606004000 Filter770290147 １１３ return filter740580044 Suction filter 74058...

Page 63: ...t Retreat Retreat Pomp２ Tank１ Tank２ High pressure line filter It connects it with the control valve for the crane Left Right Pomp Control valve for running Motor for running Motor for running 12 1 Control valve piping for running １２１ Pomp1 Courtesy of Machine Market ...

Page 64: ...Raising Left Right Telescoping Hoist Plug Outrigger It connects it from Outorigashirinda to the tank To tank Connection from control valve for running Control valve for crane View A View A 12 2 Control valve piping for crane １２２ Courtesy of Machine Market ...

Page 65: ... the crane side control valve Rear left extend Outrigger Rear Right extend Front left extend Front Right extend Rear left retract Rear Right retract Front left retract Front Right retract 12 3 Control valve piping for outrigger １２３ Courtesy of Machine Market ...

Page 66: ...on socket head plug apply Lock Tight 202 before tightening Don t use a sealing tape When assembling fill up with chassis grease When assembling fill up with chassis grease Inner Joint Inner Joint Outer Joint Outer Joint A Square Ring Seal Ring Section A in detail STK seal fitting Hoist Up Telescoping Retraction Hoist Down Derrick Raising Derrick Lowering Telescoping Extention Hoist Drain Courtesy ...

Page 67: ...owering Telescoping Extention Telescoping Retraction Hoist Up Hoist Down Hoist Drain Derrick Raising Derrick Lowering Telescoping Extention Telescoping Retraction Hoist Up Hoist Down Hoist Drain １２５ Courtesy of Machine Market ...

Page 68: ... hose and the same part when you exchange the hoses Please connect the exchanged hoses with a new hose drag out the exchanged hoses and change a new hose and the insertion Hydraulic motor Slewing 12 5 Piping of Column １２６ Hoist drain Hoist up Hoist down Courtesy of Machine Market ...

Page 69: ... extend Extension of tele3 allows boom4 to extend Extension of tele3 allows sheave 1 to shift and boom5 is to be extended as it is pulled by extending wire Retracting wire follows accordingly Retraction of tele1 allows boom2 to retract Retraction of tele2 allows boom3 to retract Retraction of tele3 allows boom4 to retract Retraction of tele3 allows sheave 2 to shift and boom5 is to be retracted as...

Page 70: ...Retracting wire rope Extending wire rope Adjusting bolt for extending wire rope Boom5 Boom4 Guide Pipe Connect the cord which came out of the pipe to the overwinding detector by passing it through inside of the guide Courtesy of Machine Market ...

Page 71: ...1 Tele2 Tele3 Tere3 T ube Boom4 Connecting Pin Retracting wire rope to the slide plate surface Apply the disulide molybudenum grease Apply Three Bond 1 102 to the slide plate to prevent it from falling Boom3 Boom4 １３３ Courtesy of Machine Market ...

Page 72: ...n procedures for slide plate and guide It has similar construction irrespective of number of boom section Clearance 1mm Clearance 2mm When assembling apply LOCTITE 242 Slide plate Bolt １３４ Courtesy of Machine Market ...

Page 73: ...ows the tele1 to extend Since the check valve 2 of selector valve ass y is closed at the time pressure oil will not lows in the tele2 Also oil in the retraction side of tele2 will not lows in the tele1 as the tele2 has been fully retracted so that the tele2 will not be actuated And the tele3 also will not be actuated according to the same reasons as in the tele2 14 １ 5 Section Boom Triple Cylinder...

Page 74: ...s the check valve 1 of selector valve ass y via spool which leads the oil in the extension side to the counter balance valve by way of slide pipe Although the check valve in the counter balance valve is closed at this time the spool is opened by pilot pressure from the retraction side allowing the oil in the extension side to return to the tank This allows the tele1 to retract Although pressure is...

Page 75: ...ctor valve ass y Since the slide pipe of tele1 is pulled by piston immediately before the tele1 is fully extended which in turn opens the check valve 2 of selector valve ass y to lead the pressure oil to the extension side of tele2 Simultaneously oil in the retraction side of tele2 lows through the dual cylinder in the cylinder rod of tele2 and through the dual cylinder in This allows the tele2 to...

Page 76: ...ension side to return to the tank This allows the tele2 to retract Although pressure is applied to the retraction side of tele1 at the time the tele1 will not be actuated because the check valve 1 of selector valve ass y is closed and the passage to the extension side of tele1 is shut off And the tele3 also will not be actuated according to the same reasons as in the tele1 Tele3 Tele2 Tele1 Rod Af...

Page 77: ...e3 Simultaneously oil in the retraction side of tele3 lows through the dual cylinder in the cylinder rod of tele3 to enter the extension side of tele2 hen it lows through the dual cylinder and further through the dual cylinder in the cylinder rod of the tele1 to return to the tank This allows the tele3 to extend Since the check valves 1 of selector valve ass y of tele1 and tele2 are closed at this...

Page 78: ...the tele1 will not be actuated because the check valve 1 of selector valve ass y of tele1 is closed and the passage to the extension side of tele1 is shut off And the tele2 also will not be actuated according to the same reasons as in the tele1 How oil flows when tele3 is retracted Counterbalance valve Pilot Pressure Pressure Oil To tank Checkvalve Spool Tele3 Tele1 Tele2 Pipe for cord reel Counte...

Page 79: ...h Adjusting Bolt Retract telescoping cylinders 1 and 2 to their minimum Apply LOCTITE 242 to the threads of the adjusting bolt Put a board with a thickness of 3mm to the part marked with and tighten the adjusting bolt After adjusting lock with the lock nut １４７ Courtesy of Machine Market ...

Page 80: ...Courtesy of Machine Market ...

Page 81: ... re oil at t e o itio t efore t e e of e te io a a or t e i to ock to t e troke e S UEEZING PART PLUNGER PISTON CUSHION SEAL S UEEZING PART GLAND ROD 2 Flow of Pre re Oil W e E te i W e e te i t e re re oil flow i to t e c a er A a ow i t e ill tratio I t i way t e tele co i cyli er e te PLUNGER CHAMBER A CUSHION SEAL １４９ Courtesy of Machine Market ...

Page 82: ... the plunger which is assembled in the telescoping cylinder 3 When the boom 3 does not change over to the boom 2 and retraction becomes impossible at the position just before full retraction inspect the drilled hole at the position of the plunger of the telescoping cylinder 2 2 Cause of Troubles and Remedy SPOOL 1 NUT A B C ADJUSTING BOLT STICK 14 3 １４１０ Courtesy of Machine Market ...

Page 83: ...rly Some foreign substances are clogging the part of selec tor valve of telescoping cylin der 1 Snap ring at the part of selector valve of telescoping cylinder 2 got out of place Boom 2 extends but boom 3 does not extend Nut at slide pipe of telescop ing cylinder 1 was loosened cylinder 1 and tighten the nut Boom 2 and 3 extend but boom 4 and 5 does not extend Nut at slide pipe of telescop ing cyl...

Page 84: ...Courtesy of Machine Market ...

Page 85: ...Courtesy of Machine Market ...

Page 86: ...１６ HOW TO PUNCH P y y T P U C H 5 P F P P T F P 5 LOCTITE T y LOCTITE T y LOCTITE 6 7 H 5 T y H T LOCTITE 7 １６１ Courtesy of Machine Market ...

Page 87: ...y 7 7 N P y LOCTITE y P y LOCTITE P D P A LOCTITE A y 5 C D W I y y A y y P A 7 7 5 y y A LOCTITE y y y A 7 y y W LOCTITE 5 7 C y 85 D LOCTITE y C y TELE COPING DERRIC CYLINDER A Y EA URE TO PREVENT PI TON FRO EING LOO ENED R y LOCTITE LOCTITE 7 １６２ Courtesy of Machine Market ...

Page 88: ...ITE LOCTITE y W y LOCTITE C y C 5 C 5 C T R 5 R E y T A Ｍ００６ｃｃＭ６００６９ｃｃＭ８００９２ｃｃＭ１００１１ｃｃＭ１２０１８ｃｃ W 76 9 7 7 LOCTITE 6 8 C 7 69 7 7 I 7 7 Ty 7 7 TELE COPING DERRIC CYLINDER A Y EA URE TO PREVENT PI TON FRO EING LOO ENED C W LOC TITE 6 8 7 7 T １６ A 5 C H 5 5 P 5 L N P 5 Courtesy of Machine Market ...

Page 89: ... LOCTITE 242 Bearing Pay attention to its direction Gear1 Casing Motor Rotate the gear shaft to check that the pawl makes a smooth movement Brake Shoe Ajusting procedures 1 Tighten the castle nut lightly with a spanner 2 After tighning loosen the castle nut for approx 1 6 turn and within this range align the castle nut with the hole in the gear shaft and fix it with the split pin 3 Replace the bre...

Page 90: ... o t e awl Ratc et W eel Set olt o itio Di e io o ot i e o l ee ally arra e w e fitti t e ratc et w eel Ti te i or er of olt for o ti re ctio ear Ti te t e e a o ocket ea crew i ia o al or er after t e et olt a ee fa te e fir t to ali eac crew ole 2 2 2 1 2 3 4 Courtesy of Machine Market ...

Page 91: ...isting up impossible Drum or internal mechanism of reduction gear is faulty Overhaul reduction gear Inspect the drum Pressure rises but lowering is impossible Brake shoe is over tightened Drum or reduction gear is defective Adjust tightening of brake shoe Overhaul reduction gear Check drum Unable to maintain suspend ed load Brake shoe is faulty Pawl is faulty Replace brake shoe Replace pawl When l...

Page 92: ... rea e Beari T r t all 90 A lly rea e If t e a of ore t a 2 i co fir e c eck t e ook t e t r t eari a t e t a re lace a efor e wor o t co o e t E tire crew t rea S ri i ot i e E lar e ortio w ere eali a e t i to e a lie Courtesy of Machine Market ...

Page 93: ... Slewi re ctio ear 1 Co tr ctio of lewi re ctio ear Ca i Wor w eel Breat er Gear aft Beari o i Crow t S a ri Te er roller eari Wor aft Ta er roller eari Ball eari Crow t D t eal Fla e olt N t Courtesy of Machine Market ...

Page 94: ...0N 17 2k f N t A ly LOCTITE 262 efore ti te i it Fill wit rea e ere U e Lit i oa ra ical rea e c a Rizo i rea e No 1 or Ky eki Note Ti te t e t to t e e te t t at t e ear aft ca e rotate to eit er irectio wit yo r ot a A ly Grea e to t e i i e of t eal Refere ce Ti te i tor e 20N 2k f A ly T reeBo 1401 to it D t Seal Courtesy of Machine Market ...

Page 95: ...worm shaft Turn the gear shaft counterclockwise and pull out the worm shaft from the casing Use of special tool for removing worm shaft is recommended Remove 8 pcs of bolt M10 X 25 which fasten the bearing housing and pull out the housing utilizing 3 pcs of bolt for 3 through holes in the housing 19 3 Courtesy of Machine Market ...

Page 96: ...ows the pulled out housing with gear shaft and worm wheel Grip the housing with a vice and pull out the worm wheel with a gear puller Pull out the collar which is assembled in the nut 19 4 Courtesy of Machine Market ...

Page 97: ... which retains the taper roller bearing Note To the threaded part of the nut LOCTITE was applied Therefore when loosening warm up lightly the threaded part with gas lame and then loosen When reassembling be sure to apply LOCTITE 262 to the threaded part 19 5 Courtesy of Machine Market ...

Page 98: ...table and the pinion gear it tightens with the specified torque in the order of tightening the installation bolt ５ After it assembles it grease is painted on the gear tooth combination side S Back Front Ｓ Mark Soft zone Position Tempered bolt Slewing reduction gear ass y Bolt Pinion gear Turn table After assembling apply grease to engaging tooth surfaces of the gears ２１ Tighting sequence of bolt ...

Page 99: ...bove Tighting torque for bolts fastening slewing reduction gear ass y Tightning torque for bolts fastening turntable Parts Name Torque Bolt M14 40L 716114D40 167 20Ｎｍ 17 2 f m Tempered Bolt M18 75L 12 9 018542020 353 29Ｎｍ 36 3 f m Tighten the mounting bolts in diagonal order Before mounting bolts are tightened degrease the bolts and the tapped holes to apply LOCTITE 262 to the bolts and tighten ...

Page 100: ...tening order Column Turntable Stopper Inspection Hole for bolts mounting turntable Bolts for Column Ｍ６５１２Ｔ８Ｈ６５１６ When assembling apply LOCTITE ９６２Ｔ Tightning Torque ２５２ｇｆｍ Tighten the bolts in the numerical order as illusted in the figure ２１１ Courtesy of Machine Market ...

Page 101: ...22 1 Construction of slipriing 22 1 Courtesy of Machine Market ...

Page 102: ...ight for overwinding alarm is lifted up Since the length of wire rope hanging the weight is specified by laws and regulations con cerned do not make it short at random The alarm will not sound if the wires cords connected to the overwinding detector at the boom top is broken Pay attention to the wires cords CAUTION Cord reel Overwinding detector Weight for overwinding alarm 1 Turn ON the overwindi...

Page 103: ... 23 2 23 2 Boom top in detail Courtesy of Machine Market ...

Page 104: ... C W E te DOWN DOWN Derrick Hoi ti Tele co i Slewi O tri er Accelerator Differe tial tra for er Differe tial tra for er Differe tial tra for er Differe tial tra for er Differe tial tra for er Differe tial tra for er ON OFF SOL Switc i to low re re U loa i ON OFF SOL Pro ortio al SOL Pro ortio al SOL Pro ortio al SOL Pro ortio al SOL Pro ortio al SOL Pro ortio al SOL Pro ortio al SOL Pro ortio al S...

Page 105: ...E LAMP GASOLINE ENGINE FUSE CONTROL BOX for POWER UNIT The following device is added with the power unit DETECTOR FOR LIMIT ROTATION CONTROL VALVE for OUTRIGGER POWER UNIT POWER UNIT CONTROL BOX RESET SWITCH TURNOVER PREVETION DEVICE BUZZER AUTO STOP ON OFF OFF RESET LOAD CELL AMP OUTRIGGER BUZZER MODE SELECTOR SW OPERATION MODE LAMP 24 2 Courtesy of Machine Market ...

Page 106: ... INPUT ｃｈ INPUT ｃｈ OUTPUT ｃｈ INPUT ｃｈ OUTPUT ｃｈ INPUT Ｄｃｈ OUTPUT Ｄｃｈ INPUT Ｄｃｈ OUTPUT Ｄｃｈ INPUT Re B B B B B Wh Gr HOUR METER BATTERY 12V KEY SWTICH BAT E IG ST B 20A 20A Gr Re Re B Re B Re B Re Re Wh B Wh B Wh Re ST START RUN STOP SPRING RETURN EARTH EARTH B B IG BAT B E OFF 1 2 Key switch pattern Or Re Re Wh Gr Wh Gr Wh Wh Or Gr Pi Wh Gr BATTERY RR CONTROL BOX RESET Re Re BATTERY MAIN B Re Re EM...

Page 107: ...OP OUTRRIGER ２ RETRACT OUTRRIGER ３ EXTEND OUTRRIGER ３ RETRACT OUTRRIGER ４ RETRACT OUTRRIGER ４ EXTEND OUTRRIGER ２ EXTEND OUTRRIGER １ EXTEND OUTRRIGER １ RETRACT OUTRRIGER MODE OUTRRIGER MODE CRANE MODE Wh Gr Wh Or Pi BL Ye Re Gr Or Wh G Ye BL Or Gr B Wh Br Ye Wh Ye Gr Br B Wh Ye B Ye Gr Or Or Gr B BL Vi Pi Sk Or Wh Ye EARTH EARTH B B Or Re Re Wh Gr Wh Gr Wh Wh Or Gr Pi Wh Gr BATTERY RR CONTROL BOX R...

Page 108: ...ELECTOR TRAVEL CRANE B BZ Re Br Gr Gr B Br Gr OUTRRIGER MODE BUZZER OUTRIGGER MODE BUZZER OUTRRIGER MODE LAMP Br B 6 Ye Gr W 20 Gr Or 4 G Ye 18 BL Or 2 W Or 16 Ye Re 1 Pi BL 15 Ye W 3 W Br 17 To e co ecte BATTERY MAIN To e co ecte EARTH BL Re W E TEND RETRACT OUTRRIGER 4 SW W Re BL E TEND RETRACT OUTRRIGER 3 SW W Re BL E TEND RETRACT OUTRRIGER 2 SW W Re BL E TEND RETRACT OUTRRIGER 1 SW OPERATION M...

Page 109: ...N OVER PREVETION ALARM SW Gr Or G Sk RUN Ye Br Lg Re Gr G Or Pi Re Gr BL Ye Wh Br B COM GND POWER SUPPLY １２Ｖ BUZZER １２Ｖ LIMIT １２Ｖ PREDICTION OPERATION １２Ｖ STOP SIGNAL １２Ｖ OUTRIGGER NOTICE LIMIT COM GND LORD CELL AMP 12V Or Sk Pi Re Sk Sk Lg Pi B TURN OVER PREVETION ALARM BUZZER Re Ye B BZ Gr B B Lg Pi Gr Wh Gr 24 6 URW295CUR ELECTRIC WIRING DIAGRAM TURN OVER PREVENTION DEVICE Re B Re Black Re ＢL R...

Page 110: ...r o e i icator la Mo e i icator la Ra io co trol Ma al スイッチラコン Gree Ter i al Nor al o e Gree Ter i al Nor al cro e Re Eart W ite RET E T Cra e RET E T RET E T RET E T O tri er Store Re et ON OFF Mo e elector witc E er e cy Hook tore A to atic to re et Voice O eratio o e O tri er１ O tri er O tri er３ O tri er４ Hor Co trol o 24 7 Electric wiring around control box 24 7 Courtesy of Machine Market ...

Page 111: ...プ BATTERY RR BATTERY RR BATTERY MAIN BATTERY MAIN 予備電源転倒防止予備電源転倒防止ローセアンプ転倒防止異常 Black White 予備電源転倒防止 RELAY 転倒防止 BOOM DOWN ROTATION ML STOP 12V 24 8 Electric wiring under control valve for crane 転倒防止 ON 転倒防止 ON 予備電源 Power supply 予備電源転倒防止転倒防止異常転倒防止異常転倒防止転倒防止 Turnover prevention RELAY RELAY 24 8 Outrigger buzzer Horn Road cell amp Road cell amp Outrigger buzzer EARTH RELAY Turnover pre...

Page 112: ...SW ENGINE START RELAY B W Re B ST BAT IG E Key witc atter RETURN SPRING RUN START 2 1 OFF B STOP Ye B B B Ye Re B Re i ta ce of coil ６Ω MITSUBISHI HEAVY INDUSTRIES STARTER MOTOR 12V BATTERY HOUR METER GENERATOR 24 9 Electric wiri Ga oli e e i e 24 9 ENGINE STOP 停止エンンソレノイ Solenoid スタースップスターレギュレータ Regulator スップ 20A 20A To hour meter To harness Assy of electric wiring upper assy BATTERY MAIN ...

Page 113: ...Courtesy of Machine Market ...

Page 114: ...BL Re Re Re Re W Re W ENGINE START RELAY Re W Re W Re W Re W ENGINE STOP RELAY BATTERY MAIN BATTERY RR CONTOROL BO RESET SW Re Re Re Re 10A 20A Re Re W GLOW PLUG B W 5 4 6 3 GLOW TIMER B B Gr Re W Re W W Re W Gr BL Re W Re W Gr 8 4 2 1 3 7 6 5 MONITOR LAMP Gr Re W HOUR METER PRELIMINARY SWITCH B Sk Sk 1 3 4 5 6 2 WATER TEMPERATURE ＳＷ OIL ＰRESSURE ＳＷ ENGINE Ye Or Br Pi 2 EMERGENCY UNIT B W B W REGU...

Page 115: ...MINIMAM WIRE ROPE DETECTOR CONTROL VALVE for CRANE CONTROL BO for CRANE CONTROL VALVE for OUTRIGGER OUTRIGGER MODE LAMP MODE SELECTOR SW OPERATION MODE LAMP CONTROL BOX RESET SWITCH TURNOVER PREVETION DEVICE BUZZER AUTO STOP ON OFF OFF RESET MODE SELECTOR SW TRAVEL CRANE KEY SW OUTRIGGER BUZZER 24 12 Courtesy of Machine Market ...

Page 116: ...WIRE ROPE RETAINING MECHANISM Limit switch 750306029 25 1 Courtesy of Machine Market ...

Page 117: ...dicator lamp Radio control Mode Light on Manual Mode Light off The Outrigger mode indicator lamp lights when the operation mode is changed to Outrigger and outrigger buzzer rings Load cell AMP Outrigger buzzer 25 2 CONTROL BOX RESET SWITCH TURNOVER PREVETION DEVICE BUZZER AUTO STOP ON OFF OFF RESET Courtesy of Machine Market ...

Page 118: ...Detector for limit rotation Limit switch for change detection of running and crane operation 25 3 Courtesy of Machine Market ...

Page 119: ...6 E y １ C ２ R H y R y N E y P E y P 5 P 6 U y T y y L T y ６ E y y ATTERY AIN A y I y 5 UNIC y y C ATTERY AIN 6 Courtesy of Machine Market ...

Page 120: ...6 H y R I y O H E O R O E O 5 R O 6 E O 7 R O 8 E O R O T O O O O O RET RET RET RET EXT EXT EXT EXT 6 Courtesy of Machine Market ...

Page 121: ...6 H 75 I y W N V A ８０ D ８１ H ８２ T ８８ O ８ A H I y T R １２２ Ω ６ Ω ２Ω G Y ２Ω N W ２Ω ２ Ω Terminal arrangement of connector of differential transformer ６ Ω ２Ω 6 Courtesy of Machine Market ...

Page 122: ...１ I ｄ１ I ｄ１ I ｄ G Y N W T R ２ I ｄ２ I ｄ G Y ２ I ｄ N W I Terminal arrangement of connector of differential transformer I ｄ Terminal arrangement of connector of differential transformer I ｄ I I ｄ I ｄ２６ Courtesy of Machine Market ...

Page 123: ...２６ I y P R 6 P F R y y A I y N y y y F I y y C I F I y P F F F I y L L R C F ２６ Courtesy of Machine Market ...

Page 124: ...6 5 IN PECTION PROCEDURE WHEN CYLINDER IN I y P A y F R I y R y y A I y N y y y F F I y C I F y y F I E F R I y R I y y I y I A y F R I y R I y y I y T 5 y y F P L P L C F 6 6 Courtesy of Machine Market ...

Page 125: ... 6 P I T P y 5 D 8 W P y T E W P T y W T T W P y I y y W Cy y C W y H y y E CRANE P OUTRIGGER E y 5 T ON y A 6 T TORAGE R y y 7 T EXTEN ION R y y O O O O R y 5 y L R E W P 6 7 Courtesy of Machine Market ...

Page 126: ... t t r i OFF t e ower to t e cra e t e ERR la o t e co trol o li k a t e cra e will ot f ctio w e t e cra e i tarte a ai I t i ca e try t e i itial zero oi t a t e t a ai A t e t witc of i itial zero oi t Vol e c a e witc O tri er ro i etector co trol o Ty e electio witc Set t e ty e electio witc to B i e ri t a i e T e cra e will ot work if etti it to A i e left a i e Zero re et Screw Rotary witc...

Page 127: ...at ot la of c A c D c a e fro li ki to li ti w e t e o tri er a e ee et Proce re 7 After t e wiri y te t e co trol o a t e ticker a e ee attac e to t e cra e c eck f ctio of o ert r re e tio e i e t Li ti Bli ki Proce re 3 Proce re 5 Set co letio Proce re 6 O tri er ro i etector co trol o Zero re et If C A C D are li ki loa cell i faile Bli ki C A Re lace loa cell i t e o tri er Bli ki C B Re lace...

Page 128: ... A y ON OFF ON F A y y D ZERO RE ET y W Ｔｈｅ I y ZERO RE ET 5 C y 5 7 K ERR 5 W A W y P Safety device against overturning Content of check W L A C UZZER WITCH FOR OUTRIGGER O L y ZERO RE ET ZERO RE ET R L OFF ON Courtesy of Machine Market ...

Page 129: ...lease confirm whether in the following ranges ２ If wiring is moved and resistance changes greatly it is a disconnection or a loose connection In that case please exchange four load cells and the amplifier And please adjust TURN OVER PREVENTION DEVICE again 348Ω 358Ω 260Ω 270Ω 348Ω 358Ω 260Ω 270Ω 260Ω 270Ω 260Ω 270Ω load cell 27 4 Courtesy of Machine Market ...

Page 130: ...t start maintenance and inspection immediately after the engine has been stopped Carry it out after the engine and the heated parts have been cooled down Perform monthly and annual inspection according to Voluntary inspection table in the warranty which is provided separately Keep the crawler crane in good condition so that it will be always ready for normal operation Device Servicing item Device ...

Page 131: ...Courtesy of Machine Market ...

Page 132: ...ntamination and vis cosity at the same time If engine oil level is found too low supply it from the filling port Oil quantity to be filled up 1 2 liters 2 Check for engine oil quantity Filling up Change Wipe up spilled oil thoroughly after filling it up as it may cause the fire Do not check and change the engine oil while it is still hot Replace engine oil after 25 hours of operation for initial r...

Page 133: ...ct the negative side of battery cord Battery electrolytic solution contains sulfuricacid so that you may be blinded or burned by the solution when your eye skin or clothes was stained with the solution Wear safety goggles and rubber gloves as a protective measures when working at battery If the solution stuck to your skin or clothes wash it away with plenty of water immediately In case where it en...

Page 134: ...every 500 hours of operation thereafter Clean up the suction strainer and the return filter once a year Park t e crawler o a flat ro to to t e e i e C eck t e oil a tity at t e oil le el a e locate i fro t of oil ta k Ca acity of y ra lic oil ta k 27 liter A ro er a tity of y ra lic oil i o e w ere etwee UPPER a LOWER li it a ill trate i t e fi re If oil le el i fo elow t e LOWER li it re o e t e ...

Page 135: ...al c eck a t e t After 30 o r of o eratio a w e e er ece ary W e te io i t e r er crawler t r t e t followi t e arrow irectio a ill trate a lock it wit a ot er t o le t y te If t e te io i too ti t it orte er ice life of r er crawler w eel rocket a i le roller A t t e te io a ai after 30 o r of o eratio if t e ew r er crawler a ee o t e Hei t of l L WARNING CAUTION Re lace t e r er crawler w e t e...

Page 136: ...ubber crawler Do not operate the crane on a ground being heated to the tempera ture of more than 140 F 60 C Do not stain the rubber crawler with oils such as fuel hydraulic oil grease and the other oil Do not operate the crane at a place where salt content is abundant When storing the crane for long period of time store it indoors where it will not be exposed to the ray of the sun or to the rain d...

Page 137: ...s operated in dusty environment shorten the time when making inspection and cleaning accordingly Check and clean the air cleaner element when the crane has been operated for 250 hours 3 months 1 Unfasten the clamps to remove the air cleaner cover 2 Clean the air cleaner element WARNING CAUTION Cleaner cover Clamp Cleaner case Grid Cleaner element MAINTENANCE AND INSPECTION OF CARRIER 28 8 Courtesy...

Page 138: ...oval of the plug may cause the plug to pop out or the oil to spurt out which is dangerous Do not turn your body or face toward the plug 1 Park the crane on a flat ground 2 Position 2 two plugs at the end of reduction gears of crawling motor as illustrated in the figure position for inspec tion and stop the engine 3 Unfasten the filling port plug slowly to bleed air 4 Remove the filling port plug a...

Page 139: ...r Oil leaka e F ctio Hook Rotatio of ook F ctio of retai i ec a i Wire ro e Da a e Co itio of ro e e O erwi i alarm F ctio Alar o I terlock for cra e crawl le er Cra e will ot f c tio w e t e le er i ifte to crawl Carrier will ot crawl w e t e le er i ifte to cra e Device Servicing item T r o er re e tio e ice I ectio efore tarti o eratio Daily i ectio Tro le i ectio Alar ectio I ectio for a to at...

Page 140: ...le o erati or crawli t e cra e or w e a a i create o t e o ti r face co tact a UNIC a t orize er ice o for i ectio a for re air 2 Clea i 3 I ectio of olt o ti lewi eari Break of the bolts mounting slewing bearings may invite an accident such as overturn and destruction of the crane Check the mounting bolts outer ring side for tightness once every 6 months MAINTENANCE AND INSPECTION OF CRANE CAUTIO...

Page 141: ...e ere ki ki e ere cr i or ot er a a e re lti i i tortio of t e ro e tr ct re 6 E i e ce of a y eat a a e fro a torc or arc ca e y co tact wit electrical wire 7 Re ctio fro o i al ro e ia eter of ore t a 1 64 i 0 4 for ia eter 13 32 i 10 0 Marke re ctio i ia eter i icate eteriora tio of t e core re lti i lack of ro er ort for t e loa carryi tra E ce i e ro e tretc or elo atio ay al o e a i icatio o...

Page 142: ... ow to ook t e wire ro e for wi i a for w ere t e wei t for o er wi i alar i to e o te Refer to t e fi re i t e left for ow to attac t e ook MAINTENANCE AND INSPECTION OF CRANE Wire cli We e O erwi i alar etector Ri Wire ro e for o erwi i alar Wei t for o erwi i alar Wear leather gloves when replacing wire ropes CAUTION 29 4 Courtesy of Machine Market ...

Page 143: ...olt ec rely 2 How to fi wire ro e e W e a i t e wire ro e e t ro t e wire ocket e re to a it a i icate y t e arrow ark o t e ocket If it i a e fro t e o o ite irectio er ice life of wire ro e eco e orter a t e wire ro e i ke t e t all t e ti e Do ot for et to o t t e we e a t e wire cli a ill trate i t e fi re i t e left Lea e t e wire ro e e to allow a i ta ce fro t e otc to t e ro e e y ore t a ...

Page 144: ... ook 2 E te t e oo f lly 3 Rai e t e oo to a a le of a ro i ately 65 4 U wi t e ook til it co e clo e to t e ro 5 C eck ow a y t r t e wire ro e a ee twi te 6 W i t e ook a retract t e oo to e o a tore co itio 7 Re o e t e wire ocket a t r t e ock et i t e twi ti irectio y a a y t r a t e wire ro e a e ee twi te lti lie y t e er of wire ro e ei ooke Howe er re e er t at t e wire ocket ay e t r e t...

Page 145: ...ratio erio ri w ic cra e a ot ee o erate i i cl e i or er to o erate t e cra e afely A k a local UNIC a t orize er ice o for re lace e t of a ket a or eal 5 Re lace e t of e e a le art 2 Re lace e t of li i late of oo Re lace it e ery 3 year 3 Re lace e t of rake oe of oi ti wi c Re lace it e ery 3 year MAINTENANCE AND INSPECTION OF CRANE 摺動板 Brake oe Sli i late 29 7 Courtesy of Machine Market ...

Page 146: ...ery i orta t to a e i e If a ita le oil i e or oil c a e i e lecte it ay re lt i a a e a a orter e i e life U e oil t at eet API E i e Ser ice Cla ificatio CD 30 1 4 Hydraulic oil is the same as the oil used in the crane 5 Use the gear oils for the reduction gears of crawling motor as below 30 20 10 0 10 20 30 C 22 4 14 32 50 68 86 F SAE30 E i e oil Die el e i e oil of CD cla Cla ificatio De e i o...

Page 147: ... er crawler 2 1 1 4 al 32 a er F el Ga oli e F el ta k ca acity 1 6 al 6 liter I itial Re lace after 3 o t After Re lace o ce a year or e ery 500 o r Hy ra lic oil ta k 7 1 al 27 liter 1 Hy ra lic oil Re lace e ery 1000 o r Re ctio ear of crawl i otor 0 1 al 0 33 liter 2 Ri t Left Die el e i e oil Refer to MAINTENANCE AND INSPECTION OF CARRIER for re lace e t roce re WATER SUPPLY AND LUBRICATION T...

Page 148: ...es Use NLGI No 1 grade for extremely low temperatures b Molybdenum grease Use NLGI No 2 grade Petroleum Maker Brand ESSO Beacon G2 MOBIL Mobilplex Special CALTEX Molytex Grease EP2 SHELL Retinax AM Petroleum Maker Brand ESSO Spinesso 32 MOBIL Mobil DTE 32 CALTEX Spindura oil 32 SHELL Shell Tellus Oil 32 Shell Tellus Oil 46 Rando Oil 46 Mobil DTE Oil Medium Teresso 46 ISO VG 32 ISO VG 46 Aplication...

Page 149: ...e rea e Moly e rea e C a i rea e C a i rea e C a i rea e Weekly Winch drum gears Slewing gears 1 1 C a i rea e C a i rea e Mo t ly Wi c re ctio ear A ro 0 3 al 1 0 liter Slewi re ctio ear A ro 0 1 al 0 3 liter Wire ro e Slewi eari O tri er f lcr i 1 1 1 2 4 Gear oil Gear oil Ro e rea e C a i rea e C a i rea e S ray Grea e Grea e Grea e Ma al a li catio Ma al a li catio Grea e Grea e Grea e Grea e ...

Page 150: ...ar til oil le el co e to alfway etwee er li it a lower li it o t e oil le el a e oil a tity a ro 0 3 al 1 0 liter Fill t e oil for lewi re ctio ear til oil le el co e to alfway etwee er li it a lower li it o t e oil le el a e oil a tity a ro 0 1 al 0 3 liter I or er to c eck oil le el i ert t e le el a e til it t to c e t e oil le el ort ot crewi it i Gear oil filli ort Drai i oil Drai l Filli oil...

Page 151: ...ng bearing Be sure to lubricate the bearings as insuffi cient lubrication may cause it to make unusu al noise Grease the nipples while slewing the boom once a month for moderate operation and once a week for heavy duty operation LUBRICATION TO CRANE 30 6 Courtesy of Machine Market ...

Page 152: ...t Fig 2 Battery mounting position in detail Battery Battery attachment bracket 3 Put the extension angle of outrigger to an angle of approx 90 as in the Fig 3 Fig 3 Extension angle of outrigger in detail Fig 1 Battery mounting position 31 1 Battery removal procedures for models of URW295C Gasoline engine type 1 Battery is installed on the battery mount as illustrated in the Fig 1 Battery mounting ...

Page 153: ... ill trate i t e Fi 4 Be re to i co ect t e ca le to t e ter i al fir t t e t e ca le to t e ter i al W ile t e attery i ei lle o t ay ecial atte tio t at a y of attery ter i al will ot to c a y art of t e cra e Fi 4 E te io a le of o tri er i etail 31 2 Courtesy of Machine Market ...

Page 154: ...W295C Die el e i e ty e 1 Battery i i talle o t e attery o t a ill trate i t e Fi 5 Battery mounting position Fi 5 Battery o ti o itio 2 Re o e t e M6 olt 5 lace to re o e t e co er 1 a t e co er 2 ow i t e Fi 6 a Fi 7 P t t e co er 2 at t e lace i icate i t e Fi 8 w e it i ar to e re o e also on the other side Fi 7 Ill trate y iewi fro arrow A 31 3 Courtesy of Machine Market ...

Page 155: ...e Fi 11 Be re to i co ect t e ca le to t e ter i al fir t t e t e ca le to t e ter i al W ile t e attery i ei lle o t ay ecial atte tio t at a y of attery ter i al will ot to c a y art of t e cra e Fi 10 P lli o t attery Fi 10 P lli o t attery Fi 11 Po itio w ere attery i to e Fi 11 Po itio w ere attery i to e lle o t lle o t 3 Re o e t e M8 olt a t e M8 o le t y te to re o e t e attery attac e t ...

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