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Daquan repair methods
In the 20 years since the reform and opening up, many buildings have to be demolished, roads and municipal underground pipelines have to be upgraded. Electric pickaxes have only been used in large quantities in recent years. Therefore, electric pickaxes are also called engineering electric pickaxes. In terms of usage methods and after-sales maintenance, many customers have I don’t know very well. Here, Arrow Technology Co., Ltd. specially analyzes and summarizes. The specific three major reasons are as follows, for the reference of agents, distributors and users.
The common electric pick maintenance method provided by Lijian Tools Co., Ltd.
1. Failure phenomenon: After power on, click to operate normally, without impact, or with little impact
Cause analysis/elimination method:
1. The head assembly of the electric pickaxe is faulty/the inside of the head assembly is not clean and contains impurities. After cleaning, drip a few drops of good engine oil (thin) or salad oil, and the aprons on the connecting rod, piston, and hammer Or the import ring is worn and replaced
2. Crankshaft interruption/replacement
3. The large teeth on the crankshaft are worn out/replace the large teeth on the crankshaft
4. Rotor teeth wear/rotor replacement
2. Failure phenomenon: no response after power on
Cause analysis/elimination method:
1. The switch cargo wire is broken / replace the switch or wire
2. The stator or rotor is burnt/change the stator or rotor
3. The stator pull ring is burnt/change the pull ring
4. Carbon brush wear/carbon replacement brush
3. Failure phenomenon: there is no noise and hammer after power on, but the rotor sparks are big
Cause analysis/elimination method:
1. Carbon brush wear/carbon replacement brush
2. Loose brush holder/fix the brush holder and replace the brush holder
The common electric pick maintenance method provided by Lijian Tools Co., Ltd.
1. Failure phenomenon: After power on, click to operate normally, without impact, or with little impact
Cause analysis/elimination method:
1. The head assembly of the electric pickaxe is faulty/the inside of the head assembly is not clean and contains impurities. After cleaning, drip a few drops of good engine oil (thin) or salad oil, and the aprons on the connecting rod, piston, and hammer Or the import ring is worn and replaced
2. Crankshaft interruption/replacement
3. The large teeth on the crankshaft are worn out/replace the large teeth on the crankshaft
4. Rotor teeth wear/rotor replacement
2. Failure phenomenon: no response after power on
Cause analysis/elimination method:
1. The switch cargo wire is broken / replace the switch or wire
2. The stator or rotor is burnt/change the stator or rotor
3. The stator pull ring is burnt/change the pull ring
4. Carbon brush wear/carbon replacement brush
3. Failure phenomenon: there is no noise and hammer after power on, but the rotor sparks are big
Cause analysis/elimination method:
1. Carbon brush wear/carbon replacement brush
2. Loose brush holder/fix the brush holder and replace the brush holder