Table Of Contents - Yamaha GCH I 237 Owner's Manual

Location of the important labels...... 1
Safety information............................. 9
Description....................................... 11
Control functions............................. 13
Main switch ................................... 13
Starter (choke) lever ...................... 13
Throttle lever ................................. 13
Throttle override system
(T.O.R.S.).................................... 14
Multi-function meter unit............... 14
High beam indicator light ............. 15
Low coolant temperature indicator
light ........................................... 15
Fuel meter and grip/thumb warmer
level indicator ............................. 16
Fuel level warning indicator ......... 17
Oil level warning indicator ............ 18
Coolant temperature warning
indicator .................................... 18
Self-diagnosis device.................... 18
Engine stop switch ....................... 19
Headlight beam switch
"LIGHTS" ................................... 19
Grip/thumb warmer adjusting
switch......................................... 19
Auxiliary DC jack ........................... 20
Brake lever .................................... 20
Parking brake lever ....................... 21
Shift lever ...................................... 21
Drive guard.................................... 22
V-belt holders................................ 22
Carburetor coolant shut-off
lever............................................ 22
Louvers ......................................... 23
Passenger grip warmer switch...... 23
Storage areas................................ 23
Tow hitch bracket ......................... 25
Fuel ............................................... 26
Suspension ................................... 27
Pre-operation checks ..................... 30
Pre-operation check list................ 30
Operation ......................................... 32
Starting the engine........................ 32
Break-in ........................................ 33
Riding your snowmobile ............... 33
Maximizing drive track life ............ 37
Strap ............................................. 38
Driving........................................... 38
Stopping the engine ..................... 39
Transporting.................................. 39
Periodic maintenance and
adjustment....................................... 41
Periodic maintenance chart for the
emission control system ............ 42
General maintenance and
lubrication chart ......................... 43
Tool kit .......................................... 45
Recommended equipment ........... 45
Opening and closing the shroud
and removing and installing the
right side cover .......................... 45
Checking the spark plugs ............. 46
Adjusting the engine idling
speed ......................................... 47
Adjusting the throttle lever free
play ............................................ 47
Checking the throttle override
system (T.O.R.S.) ....................... 48
Checking the air filter.................... 49
Carburetors................................... 50
High-altitude settings.................... 50
Valve clearance............................. 50
Engine oil and oil filter cartridge ... 50
Cooling system ............................. 55
V-belt ............................................ 56
Drive chain housing ...................... 59
Brake and parking brake .............. 60
Extrovert drive sprocket .............. 63
Skis and ski runners ..................... 63
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