General Information; Technical Specification - Sym Joyride 125 Service Manual

13. Cooling System

General Information

Warning:
․While the engine is running, never attempt to open the radiator filler cap, the pressurized hot
coolant may shoot out and cause serious scalding injury. No maintenance work is allowed to
perform unless the engine is completely cooled down.
Refill the radiator with distilled water or specified additives.
Add coolant to the reservoir.
The cooling system can be serviced on the motorcycle.
Never spill the coolant to the painted surface.
Test the cooling system for any leakage after the repair.
Please refer to Section 17 for inspection of the temperature sensor switch for the fan motor and
the water thermometer.

Technical Specification

Item
Pressure to open filler cap
Capacity of coolant:
Thermostat
Boiling point
Torque Value
For water pump rotor
Tools Requirement
Special tools
Water pump bearing driver (6901)
Water pump oil seal driver (Inner)
Water pump mechanical seal driver
Inner bearing puller
13-2
To this chapter contents
Specification
0.75~1.05 kg/cm
Engine + radiator 780 c.c.
Reservoir upper 420 c.c.
Begins to activate at 71-80℃
Stroke: 3.5 ~ 4.5 mm/80℃
Not-pressure: 107.7℃
Pressurized: 125.6℃
2
1.0~1.4kgf-m