VMM Software

The Testers Manual

4.2 Roadwheels



Information
Method of Inspection
Reason for rejection
This inspection applies to:
the road wheels fitted to the vehicle at the time of inspection only.
The vehicle presenter should be informed if a defect is noticed on a spare wheel.

Removal of wheel hub caps etc. is not permitted.
1. Check all road wheels for
a. cracks, damage and distortion particularly the rim

b.  presence and condition of spokes
c.    security

d.    stud hole(s) visibly badly worn

e.    wheel stud(s), bolt(s) or nut(s) missing

f. heel stud(s), bolt(s) or nut(s) loose
1.
a. a wheel badly damaged, distorted or cracked, or with a badly distorted bead rim

b. a wheel which has a spoke(s) missing, cracked or excessively

. loose

. bent,or

. corroded

c. a wheel insecure

d.  excessive elongation of a stud hole(s) in a wheel

e.  a wheel stud(s), bolt(s) or nut(s) missing

f.   a wheel stud(s), bolt(s) or nut(s) loose
4.2 Road Wheels (Additional Checks)
This inspection covers additional checks applicable to Class 5, 7 and large Class 4 vehicles
It will not be possible to see the complete road wheels from ground level, particularly within twin wheels or where the wheels are partly hidden by other parts of the vehicle or body. The examination will need to be completed from beneath the vehicle during the underside inspection and the vehicle moved if necessary to expose hidden parts.
B.  Additional checks

1.  Check all road wheels for any

 a. fracture    

b. fracture of a tyre retaining ring
c. weld breaking away  

d. butting at the ends of a tyre retaining or locking ring

2.  Check for compatibility of wheel  and fixings.

3.  Check half shaft bolts, nuts and  studs for security.

4.  Check hubs for damage or cracks.

5.   For spigot-mounted wheels, check  for wear at spigot mounting  between wheel and hub.
1.    

a. a fracture on a wheel except at the bridge over the valve

 b. a tyre retaining ring fractured  

c. a weld breaking away

 d. a tyre retaining ring butting so that the ring is visibly displaced from its seating

Note: With detachable spring retaining rings on wheel rims of semi-drop centre type (identified by the ends of the ring shaped to interlock), abutting ends are permissible if retainer is adequately and safely located in the wheel rim

2.   A wheel and its fixings not  compatible.

3.   A half shaft bolt, nut or stud  loose or missing.

4.   A hub cracked or badly  damaged.

5.   Excessive wear between  wheel and hub at spigot  mounting.
Issue Date: 01 January 2012