Maintenance manual
MSA, Châtillon sur Chalaronne • Tél. +33 (0)474 55 01 55 •
E-mail [email protected]
16
MANDATORY INSPECTIONS AND REPLACEMENT CRITERIA
This section explains the mandatory action to be taken and the inspections necessary
when a helmet has suffered an impact OR when maintenance reveals damage caused
by an impact.
The mandatory action and necessary inspections are explained in the table below.
ACTION TO BE TAKEN
Condition
Impact:
The helmet shell is designed to protect against a single impact.
•
The integrity of the shell is considered to have been
compromised after an impact.
•
The shell of a helmet that has suffered an impact must
be destroyed and replaced.
IMPACT
CONFIRMED
Mandatory inspection
Suspected
impact:
Where damage caused by the impact is found
.
The helmet
must be inspected to
check for
•
Dents, cracking or deformation of the composite fibres
in the shell;
•
Damage to the composite shell consisting of composite
fibres that have been
cut or shredded
;
•
Removal of the outer coating leading to damage to the
gel coat layer and exposure of the composite fibres
;
•
Movement of the impact cap;
•
Damage to the visors and the visor movement mechanisms;
•
Damage to the chinstraps at the chinstrap anchor points and
the fastening buckle;
•
The inspection must be recorded on the equipment
monitoring sheet.
If the inspection confirms an impact, the shell and the impact
cap must be replaced.
Mandatory
inspections if
an impact is
suspected
User and maintenance workshop
All helmet users and maintenance units are responsible for reporting known
or suspected impacts and damage to helmets.
MSA will not be held responsible for failure to remove from service a shell that
has been damaged or has suffered an impact.
Only MSA distributor is authorized to remove the
impact
cap. In case of doubt
about the integrity of the
impact
cap or the shell, contact your MSA distributor.