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3. General work area
All maintenance sta and others working in the local area shall
be instructed on the nature of work being carried out. Work in
conned spaces shall be avoided. The area around the workspace
shall be sectioned o. Ensure that the conditions within the area
have been made safe by control of ammable material.
4. Checking for presence of refrigerant
The area shall be checked with an appropriate refrigerant
detector prior to and during work, to ensure the technician is
aware of potentially ammable atmospheres. Ensure that the
leak detection equipment being used is suitable for use with
ammable refrigerants, i.e. non-sparking, adequately sealed or
intrinsically safe.
5. Presence of re extinguisher
If any hot work is to be conducted on the refrigeration equipment
or any associated parts, appropriate re extinguishing
equipment shall be available to hand. Have a dry powder or CO2
re extinguisher adjacent to the charging area.
6. No ignition sources
No person carrying out work in relation to a refrigeration system
which involves exposing any pipe work that contains or has
contained ammable refrigerant shall use any sources of ignition
in such a manner that it may lead to the risk of re or explosion. All
possible ignition sources, including cigarette smoking, should be
kept suciently far away from the site of installation, repairing,
removing and disposal, during which ammable refrigerant can
possibly be released to the surrounding space. Prior to work
taking place, the area around the equipment is to be surveyed
to make sure that there are no ammable hazards or ignition
risks. “No Smoking” signs shall be displayed.
7. Ventilated area
Ensure that the area is in the open or that it is adequately
ventilated before breaking into the system or conducting any
hot work. A degree of ventilation shall continue during the
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