2.The aluminum cover of jint is M14*1.5,power slightly to prevent falling off due to tight-ening.
3.Because the gap of valve rod and valve body is small it ill get stuck valve rod if you use too much force to tighten the
screw.If the valve core is stuck,just please loosen four screws.
4.PC200/300 spare valve is reverse thrust,so the oil inlet of pilot valve is in thehydraulic tank level,the mainoil low is
in the driving cab level.
Noted:Installation Location of Sensor
PC200-6/-7 excavator:Install below empty filter which have a line and have sensor plug.Using sensor"T"to connect
sensor,oil iniet guide tube of pedal valve and oil inlet guide tube of spare valve.(Prepare one piece of 1.5 meter tube of spare
valve by yourself).The sensor of 30Ton excavator located in the gap of excavator frame and cab sde.
PC-8 excavator:using sensor "T"insalled on port A of pedal valve.
5.Above 30T excavator, we advise that the oil return to radiator not to valve and oil tank.
Part name | Excavator Hydraulic backup standby control valve for hydraulic breaker hammer |
Model | PC35, PC40, PC70, PC120-8,PC130-8,PC160-7,PC200, PC210, PC220 etc. |
How to buy | Tell us your excavator model and type, we confirm solution. |
Place of Origin | China |



Jinan Changhao Machinery Equipment Co., Ltd. located in Workshop 24, East End of Gangyuan Second Road, No. 33688, Jingshi East Road, Jinan Area of China(Shandong ) Pilot Free Trade Zone, Jinan, Shang dong, China. The workshops occupy an area of 3,000 square meters. The bonded area is supported by national preferential policies and resources are inclined. There is superior terrain, beautiful environment and convenient transportation.
Our company specialized in manufacturing all kinds of hydraulic breaker hammer,breaker hammer pipeline and their accessories as well as excavator attachments, breaker parts has hydraulic breaker piston, Front & Back head, cylinder, Thrust & Outer bushings, Hammer drill rod and flat pin, Valve and valve, code Seal housing and so on. All the accessories of our pipeline, including clamps, ball valve, foot valve, wire plug, wire alignment, relief valve, lock valve, bracket, connector, hammer tube, arm iron pipe assembly, three-way iron pipe, are independently developed and manufactured by our factory to ensure product quality, safety and reliability. We have perfect production equipments and test devices.

1. What's the MOQ?
1 piece .
2. How about the delivery time?
Based on order quantity, normally it takes 7 days for production. Only 3 days if we have stock on your request size.
3. How many years have you been producing hydraulic breakers and parts?
Over 20 years.
4. Quality & Service:
There will be strict inspection and testing for every order before shipping out.
Our sales team and Technical Support will response for your question within 24 hours (Holidays Excluded).
Free replacement will provide once the failure confirmed caused because of our product quality.
5. What's the payment term?
T/T (Telegraphic Transfer) or Western Union. Pictures of products and packages will be sent to our customers before balance is paid.
6. Can you produce according to customers' design?
Yes, we can do customized products.
7. How about the package?
Standard exporting package.