6 - COOLING SYSTEM
174
CHECKING THE ELEMENTS
- Temperature sensor (NTC).
- Remove the temperature sensor (2) from the cylinder
head.
- As indicated in the figure, connect a pocket meter (10)
(configured to measure resistance) to the temperature
sensor (2).
- Submerge the temperature sensor in a container 11)
filled with oil.
- Submerge a thermometer (12) in the same container,
graduated between 0°- 150° C (32° - 302° F).
- Position the container over a burner (13) and heat the
oil up slowly.
- Check that the temperature indicated on the thermo-
meter, and the value for the temperature sensor indica-
ted on the meter, correspond to:
-A 60º C = 600-470
-A 90º C = 215-175
-A 120º C = 93-73
DO NOT REMOVE THE TEMPERA-
TURE SENSOR IF THE ENGINE IS
HOT.
TEMPERATURE SENSOR TIGHTE-
NING TORQUE.
Temperature sensor:
0,8-1,0 kfg.m (8-10 N.m)
AFTER CHECKING SOME OF THE
ELEMENTS INDICATED, ON RE-
FITTING THEM AIR MUST BE BLED
OUT OF THE CIRCUIT.
2
WARNING
N.B.
N.B.
Summary of Contents for GPR 125 Racing
Page 1: ...WORKSHOP MANUAL GPR 125 4 stroke ...
Page 169: ...6 COOLING SYSTEM 169 6 1 DIAGRAM OF THE SYSTEM ...
Page 170: ...6 COOLING SYSTEM 170 ...
Page 179: ...7 LUBRICATION SYSTEM 179 7 1 DIAGRAM OF THE SYSTEM ...
Page 180: ...7 LUBRICATION SYSTEM 180 ...
Page 192: ...8 CHASSIS 192 FITTING FRONT SUSPENSION ...
Page 202: ...9 BRAKING SYSTEM 202 9 BRAKING SYSTEM FRONT BRAKE REAR BRAKE 203 211 9 1 9 2 ...
Page 247: ...Rev 0 2009 ...