Ski-Doo Ski Doo MX Z 2005 [1022/1429] Section 03 engines 2 stroke subsection 08 liquid cooling system

Ski-Doo Ski Doo MX Z 2005 [1022/1429] Section 03 engines 2 stroke subsection 08 liquid cooling system
Section 03 ENGINES (2-STROKE)
Subsection 08 (LIQUID COOLING SYSTEM)
3
2
A32C8UA
1
1. Hose
2. Clamp
3. Water outlet socket
Remove:
water outlet
socket screws
gasket thermostat.
To check thermostat, put in water and heat water.
Thermostat should start to open when water tem-
perature reaches the following degree. It will be
almost fully open at 50°C(122°F).
ENGINE TEMPERATURE
593
42°C(108°F)
Thermostat is a double action type.
Its function is to give faster warm up of the en-
gine by controlling a circuit; water pump en-
gine coolant tank. This is done by bypassing
the radiator circuit.
A16C02A
1
2
TYPICAL CLOSED THERMOSTAT, COLD ENGINE
1. To reservoir
2. From cylinders
When the liquid is warmed enough, the ther-
mostat opens progressively the circuit, water
pump engine radiators coolant tank
to keep the liquid at the desired temperature.
(See the diagram of the exploded view).
A16C03A
2
1
TYPICAL OPEN THERMOSTAT, WARM ENGINE
1. To radiators
2. From cylinders
These 2 functions have the advantage of prevent-
ing a massive entry of cold water into the engine.
150 mmr2005-017

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