Inspection; Installation - Yamaha YP250 Service Manual

82"1.5_C 95_C
EB502010

INSPECTION

1. Inspect:
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Inspection steps:
D Suspend the thermostatic valve in a vessel.
D Place a reliable thermometer in water.
D Observe the thermometer, while continually
stirring the water.
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1 Thermostatic valve
2 Vessel
3 Thermometer
4 Water
A CLOSE
B OPEN
NOTE:
The thermostatic valve is sealed and its setting
requires specialized work. If its accuracy is in
doubt, replace it. A faulty unit could cause seri-
3mm
ous overheating or over-cooling.
2. Inspect:
YP******

INSTALLATION

1. Install:
5-8
THERMOSTAT
D Thermostatic valve
Valve does not open at 80.5 X 83.5_C !
Replace.
D Thermostatic cover
Cracks/damage ! Replace.
D Thermostatic valve 1
D Thermostatic cover
COOL