2001 YAMAHA TDM 850 headlight bulb

6
PERIODIC MAINTENANCE AND MINOR REPAIR
Owner’s tool kit .................................................... 6-1
Periodic maintenance and lubrication chart ......... 6-2
Removing and installing cowlings and panels ..... 6-5
Checking the spark plugs .................................... 6-7
Engine oil and oil filter element ............................ 6-9
Coolant .............................................................. 6-11
Cleaning the air filter element ............................ 6-15
Adjusting the carburetors ................................... 6-18
Adjusting the engine idling speed ...................... 6-18
Adjusting the throttle cable free play .................. 6-19
Adjusting the valve clearance ............................ 6-19
Tires ................................................................... 6-19
Adjusting the clutch lever free play .................... 6-23
Adjusting the brake pedal position ..................... 6-23
Adjusting the rear brake light switch .................. 6-24
Checking the front and rear brake pads ............. 6-25
Checking the brake fluid level ............................ 6-25
Changing the brake fluid .................................... 6-26
Drive chain slack ................................................ 6-27
Lubricating the drive chain ................................. 6-29
Checking and lubricating the cables .................. 6-29Checking and lubricating the throttle grip and
cable ............................................................... 6-30
Checking and lubricating the brake and
shift pedals ...................................................... 6-30
Checking and lubricating the brake and
clutch levers .................................................... 6-31
Checking and lubricating the sidestand ............ 6-31
Lubricating the rear suspension ........................ 6-32
Checking the front fork ...................................... 6-32
Checking the steering ....................................... 6-33
Checking the wheel bearings ............................ 6-33
Battery ............................................................... 6-34
Replacing the fuses .......................................... 6-35
Replacing a headlight bulb ................................ 6-36
Replacing the tail/brake light bulb ..................... 6-37
Replacing a turn signal light bulb ...................... 6-38
Supporting the motorcycle ................................ 6-39
Front wheel ....................................................... 6-39
Rear wheel ........................................................ 6-41
Troubleshooting ................................................. 6-43
Troubleshooting charts ...................................... 6-44
E_4tx.book Page 1 Wednesday, October 4, 2000 4:28 PM

PERIODIC MAINTENANCE AND MINOR REPAIR
6-36
6 3. Turn the key to “ON” and turn on
the electrical circuit in question to
check if the device operates.
4. If the fuse immediately blows
again, have a Yamaha dealer
check the electrical system.
EAU03794
Replacing a headlight bulb This motorcycle is equipped with
quartz bulb headlights. If a headlight
bulb burns out, replace it as follows.
1. Remove the headlight bulb cover,
and then disconnect the headlight
couplers.2. Unhook the headlight bulb holder,
and then remove the defective
bulb.
EW000119
WARNING
_ Headlight bulbs get very hot. There-
fore, keep flammable products away
from a lit headlight bulb, and do not
touch the bulb until it has cooled
down. _3. Place a new bulb into position, and
then secure it with the bulb holder.
1. Headlight bulb cover
1. Headlight coupler (´ 2)
2. Headlight bulb holder
E_4tx.book Page 36 Wednesday, October 4, 2000 4:28 PM

PERIODIC MAINTENANCE AND MINOR REPAIR
6-37
6
EC000105
CAUTION:_ Do not touch the glass part of the
headlight bulb to keep it free from
oil, otherwise the transparency of
the glass, the luminosity of the bulb,
and the bulb life will be adversely af-
fected. Thoroughly clean off any dirt
and fingerprints on the headlight
bulb using a cloth moistened with
alcohol or thinner. _4. Connect the headlight couplers,
and then install the bulb cover.
5. Have a Yamaha dealer adjust the
headlight beam if necessary.
EAU01623
Replacing the tail/brake light
bulb 1. Remove the tail/brake light lens by
removing the screws.
2. Remove the defective bulb by
pushing it in and turning it counter-
clockwise.
3. Insert a new bulb into the socket,
push it in, and then turn it clock-
wise until it stops.
4. Install the lens by installing the
screws.
EC000108
CAUTION:@ Do not overtighten the screws, oth-
erwise the lens may break. @
1. Do not touch this area.
1. Screw (´ 2)
2. Tail/brake light lens
1. Tail/brake light bulb (´ 2)
E_4tx.book Page 37 Wednesday, October 4, 2000 4:28 PM

SPECIFICATIONS
8-4
8
Electrical system
Ignition system T.C.I. (digital)
Charging system
Type A.C. magneto
Standard output 14 V, 24 A @ 5,000 r/min
Battery
Model GT12B-4
Voltage, capacity 12 V, 10 Ah
Headlight typeQuar tz bulb (halogen)
Bulb voltage, wattage ´ quantity
Headlight 12 V, 55 W ´ 2
Auxiliary light 12 V, 5 W ´ 1
Tail/brake light 12 V, 5/21 W ´ 2
Turn signal light 12 V, 21 W ´ 4
Meter lighting 12 V, 2 W ´ 3
Neutral indicator light 14 V, 1.4 W ´ 1
High beam indicator light 14 V, 1.4 W ´ 1
Turn signal indicator light 14 V, 1.4 W ´ 2
Coolant temperature
warning light 14 V, 1.4 W ´ 1
Fuel level warning light 12 V, 2 W ´ 1Fuses
Main fuse 30 A
Headlight fuse 15 A
Signaling system fuse 15 A
Ignition fuse 10 A
Hazard fuse 10 A
Odometer fuse 5 A
Radiator fan fuse 7.5 A
E_4tx.book Page 4 Wednesday, October 4, 2000 4:28 PM

10-INDEXAAir filter element, cleaning ...................... 6-15
Anti-theft alarm ........................................3-5BBattery ................................................... 6-34
Brake and clutch levers, checking and
lubricating ............................................ 6-31
Brake and shift pedals, checking and
lubricating ............................................ 6-30
Brake fluid, changing ............................. 6-26
Brake fluid level, checking...................... 6-25
Brake lever...............................................3-7
Brake light switch (rear), adjusting ......... 6-24
Brake pads, checking............................. 6-25
Brake pedal..............................................3-8
Brake pedal position, adjusting .............. 6-23CCables, checking and lubricating............ 6-29
Carburetors, adjusting............................ 6-18
Care.........................................................7-1
Clutch lever ..............................................3-7
Clutch lever free play, adjusting ............. 6-23
Conversion table ......................................8-5
Coolant .................................................. 6-11
Changing .......................................... 6-13
Checking .......................................... 6-11
Coolant temperature warning light............3-2
Cowlings and panels, removing and
installing ................................................6-5
DDimmer switch ......................................... 3-5
Drive chain, lubricating .......................... 6-29
Drive chain slack ................................... 6-27
Adjusting .......................................... 6-27
Checking .......................................... 6-27EEngine break-in ....................................... 5-4
Engine oil and oil filter element ................ 6-9
Engine stop switch................................... 3-6FFront fork, adjusting ............................... 3-13
Front fork, checking ............................... 6-32
Fuel ......................................................... 3-9
Fuel consumption, tips for reducing ......... 5-4
Fuel gauge .............................................. 3-5
Fuel level warning light ............................ 3-3
Fuel tank breather hose
(Germany only) ................................... 3-10
Fuel tank cap ........................................... 3-9
Fuses, replacing .................................... 6-35HHandlebar switches ................................. 3-5
Hazard switch .......................................... 3-6
Headlight bulb, replacing ....................... 6-36
Helmet holder ........................................ 3-11
High beam indicator light ......................... 3-2
Horn switch ............................................. 3-6
IIdentification numbers ..............................9-1
Idling speed, adjusting ...........................6-18
Ignition circuit cut-off system ..................3-18
Indicator and warning lights......................3-2KKey identification number .........................9-1LLight switch ..............................................3-6
Luggage strap holders ...........................3-17MMain switch/steering lock .........................3-1
Model label ..............................................9-2NNeutral indicator light ...............................3-2PParking.....................................................5-5
Part locations ...........................................2-1
Pass switch ..............................................3-5
Periodic maintenance and lubrication
chart ......................................................6-2
Pre-operation check list ............................4-1SSafety information ....................................1-1
Seat .......................................................3-11
Self-diagnosis device ...............................3-4
E_4tx.book Page 1 Wednesday, October 4, 2000 4:28 PM