Since the reform and opening up 20 years ago, have demolished many buildings, roads, municipal underground pipes to be upgraded, the hammer is the only widely used in recent years, it is also known as the Corps of Engineers hammer hammer in use and after-sales maintenance aspects, many customers not quite understand, in this particular focus lever tools Co., analysis and summary of the three categories the following specific reasons for distributors, resellers, user reference.
Common repair method hammer lever Tools Co., Ltd. provides.
First, the failure phenomenon: Power, click in normal operation, no impact or little impact
Causes / Remedy:
1, electric pickaxe unit assembly failure / internal assembly head is not clean, there are impurities, good clean after a few drops of oil (thin) or salad oil cargo apron, connecting rod, piston, hammer on replace worn or importing ring at
2, the crankshaft break / replace the crankshaft
3, large teeth on the crankshaft wear / replace the crankshaft large teeth
4, the rotor teeth wear / rotor change
Second, the failure phenomenon: no reaction after power
Causes / Remedy:
1, the switch is broken wire goods / replace the switch or wire
2, rotor or stator burned / stator or rotor exchange
3, the stator ring pull burned / change Griphook
4, brush wear / replace the brushes
Third, the failure phenomenon: there is no noise after power hammer rotor spark fresh but big
Causes / Remedy:
1, the brush wear / replace the brushes
2, loose brush holder / fixed brush holder brush holder replacement goods