Triumph TR6 PI Operation Manual page 47

MAINTENANCE
(60) Check visually and report depth of tread, cuts in tyre
fabric, exposure of ply or cord structure, lumps or
bulges
For each road wheel and spare wheel:-
I. Check tread depth, which if correct should show I
mm (0·039 in) of tread (excluding wear bars) over three
quarters of the breadth for the entire circumference
of the tyre.
WARNING: It is illegal in the U.K. to use a car of this type
fitted with tyres that have a tread depth below this
minimum or tyres on which the tread is worn level
with the wear indicator bars.
Check for
2. Cuts in the tyre fabric.
3. Exposure of ply or cord structure.
4. Lumps or bulges on tyre circumference.
S. Lumps, bulges or other damage on tyre walls.
WARNING: It is illegal in the U.K. to use a car fitted with
tyres in a damaged condition.
(61) Check/adjust tyre pressures (including spare wheel)
With all tyres at ambient temperature:-
I. Remove protective dust cap.
2. Using a tyre pressure gauge, tested for accuracy,
check tyre pressure.
Recommended tyre pressures for the different tyr~
types that may be fitted are shown on page 04-3
3. Adjust tyre pressure as necessary.
4. Replace dust cap or renew if missing.
WARNING: It is illegal in the U.K. to use a car with the
tyres inflated to a pressure that is not suitable for the
use to which the vehicle is put.
10.00.22
5
Triumph TR6 Manual. Part No. 545277 Issue 1