catalogue máy xúc lật cat 938 h

... System 180 hp 1000 7.6 kph 13.4 kph 23.3 kph 38.8 kph 7.6 kph 13.4 kph 23.3 kph 2200 Engine Speed (rpm) Weights Operating Weight 13 452 kg 29,657 lb 938G Series II Wheel Loader specifications 15 ... components, which can help lower repair costs Your Cat dealer will help you evaluate the cost involved so you can make the right choice www .CAT. com For more complete information on Cat products, ... transmission and the operator controls in the cab to modulate each individual clutch through a proportional electrohydraulic valve This results in smoother gear changes and improved shift quality...

Ngày tải lên: 25/10/2012, 06:31

... Main head lights (halogen) full/dipped/asymmetrical Working lights (2 front/1 rear, right) Parking lights Rear lights Brake lights Direction indicators Hazard warning lights Reversing lights Cab ... different way That difference comes from an engineering heritage of over 170 years A heritage of thinking first about the people who actually use the machines About how to help them be safer, ... productive About the environment we all share The result of that thinking is a growing range of machines and a global support network dedicated to helping you more People around the world are proud...

Ngày tải lên: 25/10/2012, 10:28

... 80 A Lighting Main head lights (halogen) full/dipped/asymmetrical Working light (rear right) Parking lights Rear lights Brake lights Direction indicators Hazard warning lights Cab lighting Instrumentation ... different way That difference comes from an engineering heritage of over 170 years A heritage of thinking first about the people who actually use the machines About how to help them be safer, ... filter Exhaust particle filter Hydraulic system Bucket level indicator Hydraulic system Hydraulic couplings for: 3rd hydraulic circuit 4th hydraulic circuit Additional pump Safety Anti-theft system...

Ngày tải lên: 25/10/2012, 10:28

... / DIS) Hydraulic lifting capacity, max Breakout force A Total length L Lift height, max V Bucket width a1 Clearance circle T Digging depth H Dump height, 45° M Reach at max height N Reach, max ... Breakout force A Total length L Lift height, max V Bucket width a1 Clearance circle T Digging depth H Dump height, 45° M Reach at max height N Reach, max Operating weight m kg/m3 kg kg kN kN mm ... / DIS) Hydraulic lifting capacity, max Breakout force A Total length L Lift height, max V Bucket width a1 Clearance circle T Digging depth H Dump height, 45° M Reach at max height N Reach, max...

Ngày tải lên: 25/10/2012, 10:28

... force, which is required for compressing this spring, that the plunger (5) and the control lever (1) have almost reached their end position When this threshold is overcome, a ring (10) contacts the ... return oil from the large chamber of boom cylinder combines with the oil from the pump through the regeneration check valve, and flows into the small chamber of the cylinder This prevents cylinder ... goes to the large chamber of boom cylinder (12) · The oil from the small chamber of boom cylinder (12) returns to hydraulic oil tank (21) through the boom spool at the same time · When this happens,...

Ngày tải lên: 25/10/2012, 10:50

... LOWERING TIME OF BOOM Set the bucket horizontal with the boom at the maximum height, lower the bucket and measure the taken for the bucket to reach the lowest position on the ground Lowering time ... matter in the circuit drain out the hydraulic oil and carry out flushing Also, replace the filter element and clean the hydraulic tank Change the hydraulic oil entirely 5) When checking the filter, ... in the element, drain out the hydraulic oil entirely, flush the whole circuit, and then fill with new oil The presence of metal particles may indicate internal damage to the equipment In such a...

Ngày tải lên: 25/10/2012, 10:50

... indicated cylinder packing or other packing failure ※ The hydraulic oil filter in the filter case of the hydraulic oil tank should be replaced every 250 operating hours or more often When the ... kickout, lower the bucket to the desired position below the midway point Then depress the top of switch for 2~3 seconds The boom will return to the programmed position when the float detent is ... t h t h e wo r k equipment 1) ADJUSTMENT OF THE BOOM KICKOUT (1) Lift kickout position To set the lift kickout, raise the bucket to the desired position above the midway point Then depress the...

Ngày tải lên: 25/10/2012, 10:50

... Protect the drive shaft Remove the circlip Remove the shaft seal Circlip Shaft seal 75796WE60 (2) Change the shaft seal and check its sliding surface (drive shaft) and housing, grease the sealing ring ... valve from the machine, wash around the piping port, and neither dust nor water should go into inside with plugging It is same at attaching the machine (3) Prepare the required parts by checking ... secure it with the pin (3-1) using a 5mm pin driver ※ Respect the position of the curved lever to ensure that the handle is correctly oriented as indicated by the machine’s technical specifications...

Ngày tải lên: 25/10/2012, 10:50

... overcomes the force of the spring and pushes the piston rod This releases the brake Therefore, the hydraulic oil pressure is applied to the parking brake piston through the solenoid valve and the parking ... screw, the thrust bolt and the brake pad towards the brake disk When the brake pad comes into contact with the brake disk, the reaction force shifts the housing onto the guide bolts until the brake ... the adjuster screw is flush with the inner side of the piston Push back the thrust bolt until it has contact with the piston Following actuate the hand brake valve (no pressure must be in the...

Ngày tải lên: 25/10/2012, 11:19

... Drive machine at km/hr and switch parking brake ON Release ON P LOOK/FEEL : Machine must come to a stop within meters (6 feet) when parking brake is engaged at km/hr Transmission must shift to ... to high idle Inspect brake disk P LOOK : Machine may not move or move at a very slow speed Repeat check three times to ensure accurate results 4-31 Item Brake accumulator precharge check ※The ... differential case are hot NOTE : Observe parking brake If disk is hot, parking brake drag is indicated Clutch cut-off check Place clutch cut-off mode switch in OK L position Check completed Release...

Ngày tải lên: 25/10/2012, 11:19

... hydraulic or other lines Tighten all connections before applying pressure Search for leaks with a piece of cardboard Protect hands and body from high pressure fluids Breather vent ※ If an accident ... until hydraulic oil starts to flow Close bleed screw when oil is free of air Release brake pedal 6) Repeat steps 1)~5) for each bleed screw 7) Push either brake pedal and hold down 75794BS19 8) Check ... immediately Any fluid injected into the skin must be surgically removed within a few hours or gangrene may result Doctors unfamiliar with this type of injury should reference a knowledgeable medical...

Ngày tải lên: 25/10/2012, 11:19

... slight damage in this area (4) Bushes Bushes ① The side faces which abut the gears should be perfectly flat showing no sign of scoring Characteristically there are bright polished areas on this ... area of the bush away from the seal location, lightly mark (6) With the unit laying on its side grasp hold of the drive shaft (7) and pull it squarely out of the body (2) bringing the bushing (5, ... with the root diameter, by drawing a sharp pointed tool across the surface from the undercut outwards towards the tip of the gear, then the gear is unserviceable ② The gear teeth should then...

Ngày tải lên: 25/10/2012, 11:19

... of the plug (9) through the orifice (8), and this force is higher than the spring (11) force plus the oil pressure on L port side, so the spool (12) is shifted to the right The flow of the supplied ... to the right by the spring The passage to the EF port is blocked while the passage to the CF port is open · When the machine is started, EF port of the steering valve may be connected to the working ... position, the oil will pass from the pump across the integrated priority valve (18) in the steering valve for discharge through the EF port When the steering unit is in neutral, flow through it is...

Ngày tải lên: 25/10/2012, 11:19

... as shown in this manual ing wheel in both direc- wheel set tions urning the steering wheel Hydraulic hoses for the steering cylinders Connect lines to correct ports activates the steered have ... possible Run engine at high idle LOOK : Machine must turn at least half way to the right and left stops Priority valve (in steering valve) high pressure check Run engine at high idle Steer to steering ... steering valve) low pressure check Park machine on a hard surface Hold brake pedal down OK Check completed NOT OK Do steering valve (EHPS) Steer machine to the right and left pressure test in...

Ngày tải lên: 25/10/2012, 11:19

... auxiliary hydraulic functions Repeat procedure until the total system capacity has circulated through filter caddy seven times, approximately 30 minutes Each function must go through a minimum of three ... 5) Start the filter caddy Check to be sure oil is flowing through the filters Operate filter caddy approximately 10 minutes so oil in hydraulic oil tank is circulated through filter a minimum ... turn steering wheel rapidly hold approximately 22N (5lb force) pressure on wheel with frames locked ※ If steering wheel is turned slowly, it will continue to with the frames locked This will give...

Ngày tải lên: 25/10/2012, 11:19

... distributor plate so that the channel holes match the holes in the housing (780-3A) 5-82(3) (23) Guide the cardan shaft down into the bore so that the slot is parallel with the connection flange ... relation to the shaft slot as shown Turn the gear rim so that the seven through holes match the holes in the housing (780-3A) 5-83(3) (27) Fit the spacer, if any (780-3A) 5-83(4) (28) Place the end ... (19) Turn the steering unit until the bore is vertical again Put the check valve ball into the hole indicated by the arrow (780-3A) 5-81(4) (20) Screw the threaded bush lightly into the check valve...

Ngày tải lên: 25/10/2012, 11:19

... (5)] LH Head light low beam ON [CL-3 (6)] RH Head light low beam ON [CL-4 (6)] Multi function switch DOWN [CS-11(6)] I/conn [CN-4 (32)] I/conn [CN-6 (27)] I/conn [CN-10 (6)] LH Head light high beam ... [CL-3 (4)] RH Head light high beam ON [CL-4 (4)] Cluster high beam pilot lamp ON [CN-56 (5)] 2) CHECK POINT Engine Key switch Check point Voltage ① - GND (switch input) ② - GND (switch output) ... selector has an output signal which is activated whenever the shift lever is in the neutral position This signal can be used to control a relay and prevent engine from starting whenever the shift...

Ngày tải lên: 27/10/2012, 08:16

... highest · If selected the weighing system, the other items are not available · To check the other items, the weighing system should not be selected The example of the weighing system ※ Weighing ... switch ① This switch is used to turn the head lights direction ② Switch positions ·Up : To flash for passing ·Middle : Head lights low beam ON ·Down : Head lights high beam ON ③ If you release the ... reduce the load on the system ③ If the gauge stays in the red range, stop the machine and check the cause of the problem (6) Battery volt meter ① This gauge indicates the voltage in the charging...

Ngày tải lên: 27/10/2012, 08:17

... brake, attach lock, unlock solenoid Symbol Specifications Check item 24V 1A Resistance normal : 15~25Ω Max load : 6W N.O Type Resistance ∞Ω: normal (open) 24V 1.2A ※ Check LED lamp ※ Check resistance ... CR-4 CR-36 CR-58 CR-79 Hydraulic temperature C - CD-1 Speaker 4Ω 20W Check item Resistance normal : ∞Ω 105。C over : 0Ω Resistance normal : 4Ω 12 11 10 CN-23(LH) CN-24(RH) Switch (Locking type) 11 ... normal : 5.2Ω 24V 12V CN-138 Horn CN-20 CN-25 Receiver dryer PA ILL- GND SPK FRT RH- SPK FRT LH- TEL MUTE ANT 12V BACK UP+ ILL+ NC SPK FRT RH+ REMOCON+ REMOCON GND SPK FRT LH+ NC GND 10 11 12 13 14...

Ngày tải lên: 27/10/2012, 08:17