(1) Mechanical tools: One 12# adjustable wrench, for disassembling and assembling general fixing nuts or bolts. If conditions permit, you can prepare a set of fixing wrenches;

(2) One PH6 cross screwdriver and one flat-blade screwdriver, for disassembling and assembling general fixing screws;

(3) A set of hexagonal wrenches (commonly used 2, 3, 4, 5, 6, 14), mainly used for disassembling and assembling oil pumps and some main body fixing screws or bolts.

(4) One PH2 flat-blade screwdriver;

(5) Electrical tools: One multimeter. If you do not have the ability to repair weak current, a multimeter costing 10 yuan is sufficient.