Leading Innovative Company "Maruzen”
Japanese  

HANDHELD BREAKER / BH112

BH112 is designed with concept of the breaker can demolish horizontally. It has 2 times impact power than same weight electric breaker. That’s why this is mainly used for demolish the walls inside and outside.

BH112 has side handle, it can be stable demolition.

SPECIFICATIONS

Dimension (mm) 582×166
Weight (kg) 11 (Without tool)
Working Pressure (MPa) 8.8~12.7
Max Pressure (MPa) 20.6
Oil Flow Blow Per Minute
(1)10~12ℓ/min…1300bpm
(2)12~15ℓ/min…1500bpm
(3)15~20ℓ/min…1700bpm※Standard
(4)20~25ℓ/min…2200bpm
Shank Size Hex. 7/8″ x 3-1/4″ (22 x 83mm)
Coupling 3/8″ Coupler
Extension Hose (m) 1/2in×10
Optional Side Handle

SPECIAL TOOLS

HOW TO USE

INSTALLATION OF SIDE HANDLE

1. Place side handle on the flat part of front end of the breaker.

2. Set washers with bolts. Screw the bolts with torque 3.5kgf・m (34.3N・m)

3. Make sure if side handle has been installed firmly.

 

MAINTENANCE

1. DAILY INSPECTIONS

Check before each operation.

1. Check if there is any oil leakage from hoses or breaker itself.

2. Check if there is any crack or damage in tools.

 

2. PERIODICAL INSPECTIONS

Ask your dealer for the periodical inspections.

Inspection Items Operating Hours
Nitrogen gas charge in accumulator 300 hours or 1 year
Replacement of accumulator diaphragm 500 hours or 2 years
Replacement of Valve Rod O ring
Replacement of U-cup packing
Replacement of each O ring More than 3 years

* Accumulator Nitrogen gas pressure: 3.9MPa (40kgt/㎠)

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