7821 User Instructions 7
1.4 Routine maintenance
1.4 Routine maintenance
Always turn off the machine and isolate from the power supply before starting any
routine maintenance to avoid the possibility of electric shock.
1.5 Cleaning the machine
1.6 Training
Do not attempt to operate or complete any procedure on a machine unless you have
received the appropriate training or read the instruction books.
To avoid the risk of RSI (Repetitive Strain Injury), place the machine on a surface which
is ergonomically satisfactory to the user. Take frequent breaks during prolonged usage.
IMPORTANT: This equipment must be routinely checked for proper operation
and calibration.
Application and usage will determine the frequency of calibration required for
safe operation.
Table 1.1 Cleaning DOs and DON’Ts
DO DO NOT
Wipe down the outside of
standard products with a
clean cloth, moistened with
water and a small amount of
mild detergent
Attempt to clean the inside of
the machine
Use harsh abrasives,
solvents, scouring cleaners
or alkaline cleaning solutions
Spray the cloth when using a
proprietary cleaning fluid
Spray any liquid directly on to
the display windows
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