T-CLOCK Inspection Worksheet:
T-CLOCK is a mnemonic developed by the Motorcycle
Safety Foundation for assisting you in doing a comprehensive
pre-ride (or a pre-purchase) inspection of a motorcycle. It is
easily memorized and very useful. The individual letters stand
for the specific areas to check:
- T — Tires & Wheels
- C — Controls
- L — Lights
- O — Oil
- C — Chassis
- K — Kickstand
Just print these pages and stick them on the wall near where
you store your mototcycle(s), or stuff them in your tank bag or
under the seat...
| T
— TIRES & WHEELS |
| Item |
Check |
Look for |
Check off |
| Tires |
Condition |
Tread depth, wear, weathering, evenly seated, bulges,
imbedded objects. |
Front - Rear |
| |
Air Pressure |
Check when cold, adjust to load/speed. |
Front - Rear |
| Wheels |
Spokes |
Bent, broken, missing, tension, check at top of wheel:
"ring" == OK, "thud" == loose spoke. |
Front - Rear |
| |
Cast |
Cracks, dents. |
Front - Rear |
| |
Rims |
Out of round/true == 5mm. Spin wheel, index against a
stationary pointer. |
Front - Rear |
| |
Bearings |
Grab top and bottom of tire and flex: No freeplay (click)
between hub and axle, no growl when spinning |
Front - Rear |
| |
Seals |
Cracked, cut or torn, excessive grease on outside, reddish-brown
outside. |
Front - Rear |
| C
— CONTROLS |
| Item |
Check |
Look for |
Check off |
| Levers |
Condition |
Broken, bent, cracked, mounts tight, ball ends on handlebar
lever. |
Front - Rear |
| |
Pivots |
Lubricated. |
|
| Cables |
Condition |
Fraying, kinks, lubrication; ends and length |
|
| |
Routing |
No interference or pulling at steering head, suspension;
no sharp angles, wire looms in place. |
|
| Hoses |
Condition |
Cuts, cracks, leaks, bulges, chafing, deterioration. |
|
| |
Routing |
No interference or pulling at steering head, suspension,
no sharp angles, wire looms in place. |
|
| Throttle |
Operation |
Moves freely, snaps closed, no revving. |
|
| L
— LIGHTS |
| Item |
Check |
Look for |
Check off |
| Battery |
Condition |
Terminals clean and tight, electrolyte level, held down
securely. |
|
| |
Vent Tube |
Not kinked, routed properly, not plugged. |
|
| Lenses |
Condition |
Cracked, broken, securely mounted, excessive condensation. |
|
| Reflectors |
Condition |
Cracked, broken, securely mounted. |
|
| Wiring |
Condition |
Fraying, chafing, insulation. |
|
| |
Routing |
Pinched, no interference or pulling at steering head or
suspension, wire looms and ties in place, connectors tight, clean. |
|
| Headlamp |
Condition |
Cracks, reflector, mounting and adjustment system. |
|
| |
Aim |
Height and right/left. |
|
| O
— OIL |
| Item |
Check |
Look for |
Check off |
| Levels |
Engine Oil |
Check warm on centerstand, dipstick, sightglass. |
|
| |
Hypoid Gear Oil |
Transmission, rear drive, shaft. |
|
| |
Hydraulic Fluid |
Brakes, clutch, reservior or sight glass. |
|
| |
Coolant |
Reservoir and/or coolant recovery tank — cool only. |
|
| |
Fuel |
Tank or guage. |
|
| Leaks |
Engine Oil |
Gaskets, housings, seals. |
|
| |
Hypoid Gear |
Gaskets, seals, breathers. |
|
| |
Hydraulic Fluid |
Hoses, master cylinders, calipers. |
|
| |
Coolant |
Radiator, hoses, tanks, fittings, pipes. |
|
| |
Fuel |
Lines, fuel taps, carbs. |
|
| C
— CHASSIS |
| Item |
Check |
Look for |
Check off |
| Frame |
Condition |
Cracks at gussets, accessory mounts, look for paint lifting. |
|
| |
Steering-Head Bearings |
No Detent or tight spots through full travel, raise front
wheel, check for play by pushing/pulling forks. |
|
| |
Swingarm Bushings/Bearings |
Raise rear wheel, check for play by pushing/pulling swingarm. |
|
| Suspension |
Forks |
Smooth travel, equal air pressure/damping and anti-dive
settings. |
|
| |
Shock(s) |
Smooth travel, equal preload, air-pressure and damping
settings, linkage moves freely and is lubricated. |
|
| Chain/belt |
Tension |
Check at tightest point. |
|
| |
Lubrication |
Side plates when hot. Note: do not lubricate belts! |
|
| |
Sprockets |
Teeth not hooked, securely mounted. |
|
| Fastners |
Threaded |
Tight, missing bolts, nuts. |
|
| |
Clips |
Broken, missing. |
|
| |
Cotter Pins |
Broken, missing. |
|
| K
— KICKSTAND |
| Item |
Check |
Look for |
Check off |
| Centerstand |
Condition |
Cracks, bent. |
|
| |
Retention |
Springs in place, tension to hold position. |
|
| Sidestand |
Condition |
Cracks, bent (safety cut-out switch/pad if equipped). |
|
| |
Retention |
Springs in place, tension to hold position. |
|
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