ADD: 3th Floor, Building 5, Xin Xin Tian Technology Park, Xin Sha Road, Sha Jing, Baoan District, Shenzhen, China TEL: +86-755-23301466 E-MAIL: Peter@minipow.com
(1) insufficient power of the battery or loose connection of all wires and dirty terminals lead to poor contact.
(2) the starting electromagnetic switch coil is broken or the contact plate is not in good contact.
(3) starting relay contact ablation, relay magnetic coil break or burn out.
(4) starting motor internal pivot bending or bearing too tight, rectifier dirt or ablation, brush wear too short, too soft spring can not contact, armature coil or magnetic field coil short circuit, open or iron.
(5) starting security system failure.