E224A


E224A

Model

E224A

Working Weight

7,700 lbs

3,493 kg

Recommended Carrier Weight

35 - 50 US tons

31.8 - 45.4 metric tons

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Impact Energy Class 10,000 ft lbs
Impact Frequency 340 - 420 bpm
Oil Flow 70 - 85 gpm 265 - 321 lpm
Operating Pressure 2,750 psi 190 bar
Tool Diameter 6.9 in 175 mm
Tool Working Length 28 in 711 mm

Description

Hammer pre-delivery inspection    Hammer inspection 
Prior to all hammer deliveries, ensure the following items have been verified for each unit.
Identify the serial number of the hammer Hydraulic hammer serial number location
When ordering parts or performing repairs, always use the serial number to find information regarding your unit. The serial number is located on the hammer.
Safety decal & operation safety manual listing Safety listing
It is imperative that the safety decals, manual, and operator’s cards are kept and maintained in the cab of any carrier that is utilizing an NPK attachment.
Gas charge specifications H, E, GH, and PH series hammers Specs & instructions
Correct pressures & method
Hammer storage Storage of hydraulic hammers
Improper long term storage of hydraulic hammers has resulted in costly repairs from water corrosion damage.
Chisel tool resharpening Instructions & dimensions
Worn chisel tools can be resharpened by machining.
Correct grease for hydraulic hammers Approved brands & methods
Proper hammer maintenance depends on the regular greasing of the tool (chisel) with the correct grease.