Leading Innovative Company "Maruzen”
Japanese  

POST DRIVER / KH800

KH800 is designed for driving large diameter pipe such as guard rail pipe or H steel pipe. It can be connected to use with Maruzen power unit UH070, but it also can be connected with PTO on excavator or crane, power unit is not necessary.

KH800 with special adaptor can drive various types of large diameter pipe up to φ150mm. Attaching optional damper can make the work easier for accurate operation.

 

SPECIFICATIONS

Dimensions (mm) 767×359×310
Weight (kg)

114
(not including driving tool & hook)

Working Pressure (MPa) 9.8~14.7
Max Intake Pressure (MPa) 27.5
Flow Range / Pressure ①20~25ℓ/min → 500~600bpm
②25~35ℓ/min → 600~950bpm

(It needs the change of orifice plug to convert from ① to ② and vise versa)

Max Driving Dia. (mm) Φ150
Coupling 3/8” Couplers
Recommended Oil ISO VG32(Standard), ISO VG46 or equivalent
Max Hose Length (m) 2025ℓ/min 3/8”×10
25
35ℓ/min 1/2”×10
Driving Option Tool For Guard Rail114.3mm,139.8mm
For
Steel100mmsruare

 

Optional Tools

HOW TO USE

Always check and confirm the using power source is complied with the specifications of this pile driver.

 

Preparation

1. Check and confirm if the Driving Tool is fit for the pile you intend to drive.
Change the tool if necessary.
STD: ID 150mm  Option: For Guard Rail Post/ H Steel.
Always apply 5g grease on tool shank and grease up 4-5 times by grease gun through the hole of front end and set the tool with retainer pin and spring pin when you use it.

2. Connect the pile driver to hydraulic power source and remote control valve with extension hoses which is always to be machine side.
At this time, remote valve must be in OFF position.

3. Use wire to lift the pile driver (See Fig. )

4. Place pile vertically on the point which you intended to drive in.
Set the pile driver on the top of pile. Be cautious not to let the pile driver falls.

 

Operation

5. Start the power source.

6. Loose the lifting wire slowly.

7. Turn the lever of remote valve to ON position, and the pile driver start working.
Make sure that pile stays vertically without inclination

8. While pile has been driven into the desired depth, Stop the pile driver by turning the lever of remote valve to OFF position.

 

After Operation

9. After operation stop the power source.

10. Stop the power source and detach the connection hoses and control valve.

11. Clean each component and part of pile driver.

 

MAINTENANCE

1. Daily inspection

 (1) Check if there are no oil leakage or spoil on the body and hoses of pile driver.

 (2) Check if there are no cracks or damages on hook.

 (3) Check if there are no loosen nuts on post cover.

 (4) Check if the remote valve moves smoothly.

 

 

2. Periodical inspection

Ask your dealer for the periodical inspections.

 

Inspection Items Operating Hours
Accumulator Nitrogen gas charge 250 hours or 1 Year
Change all O rings 3 years
Grease up in front cap 50 hours or 6 months
Change accumulator diaphragm 500 hours or 2 years
Change O ring in remote valve
Change U cup packing

* The charging gas pressure for accumulator is 3.9MPa.

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