KYMCO AHG5, Service Manual

Page: 223 / 363

12. COOLING SYSTEM
DT X360
12-2
1. SCHEMATIC DRAWING
2. SERVICE INFORMATION
2.1. General Instructions

The water pump must be serviced after removing the engine. Other cooling system
service can be done with the engine installed in the frame.

The engine must be cool before servicing the cooling system.
 When the coolant temperature is over 100
℃
, never remove the radiator cap to release
the pressure because the boiling coolant may cause danger.

Avoid spilling coolant on painted surfaces because the coolant will corrode the painted
surfaces. Wash off any spilled coolant with fresh water as soon as possible.

After servicing the system, check for leaks with a cooling system tester.
2.2. Special Tool
Mechanical seal driver
2.3. Torque Values
Water pump impeller 1.2 kgf-m Left hand threads
Water pump cover bolt 1.0 kgf-m