White colour – normally associated with gas
(compressed air/air conditioned), clean area
Figure 8 summaries the S4-Standardization
steps.
Figure 8: S4 - Standardisation
of users and as such encourage internal voluntary
actions to implement guided activities (S1, S2 and
S3) and sustain tip-top condition of things (tools,
materials and machines) and workplace. Visual
control is achieved by using visual aids. Visual aids
must be designed to meet the above objectives
and below are some kinds of effective visual aids.
– Instruction notices to guide user to operate
things or performing tasks;
– Signage to aler t danger/hazard/safety
precaution;
– Indications of where things should be placed;
– Labels on equipments or tools that designate
name, application, specification;
– Indications of material to inform type, category,
application, specification, and quantity; and
– Signage indicating the correct place or location.
Colour coding is normally integrated into
visual aids to improve users attention. Each
colour associates with a specific expression of
importance that is focused to improve awareness.
For example,
Green colour – good things, equipment in
normal operation, things can be moved;
Red colour – reject things, equipment in
abnormal state or stop, safety hazard, hot area
or surface;
Yellow colour – things under repair or rework,
temporary or transition state;
Blue colour – normally associated with water;
and
S 5-Sustain (Shitsuke)
Purpose. Sustain is about instilling the discipline
and habit among members (users, workers) and
other stakeholders so that they are equipped with
the abilities to perform 5S activities according to
the given steps and guidelines. Through this, the
5S movement can be consistently sustained as
well as upgraded to accomplish the objectives.
Method. Top-down management approach is
essential to create the right discipline and habits.
Careful strategy is required which must be
executed across the organisation and progress
must be monitored closely. As such a coordinating committee is recommended to manage
the implementation of the 5S movement. The
committee may be supported by a 5S consultant
and together they conduct studies and prepare
strategies for S5-Sustain which actually oversees
the entire 5S movement. Basically there are three
important steps that must &R