1. The correct assembly, maintenance gap adjustment is reasonable, can not have tight dry friction phenomenon;
2. To timely replacement parts;
3. The pump should not be stored for a long time, after the long stored, before use should overhaul, repair, remove rust, oil change, replacement has been aging of rubber parts and replacement parts which has lost its functions;
4. Rubber parts should be kept indoors ventilated place, and the storage life shoulds not be too long, so as to avoid ageing effect use and life. |