Dwyer PUX - Manual (Page 80)

10 - 1
10. MAINTENANCE AND CHECKUP
(1) Cleaning of converter and detector
Wipe off contamination, dust, etc. from the keyboard and main frame of the converter unit occasionally
with soft cloth or the like. If contaminants cannot be removed by wiping with dry cloth, moisten cloth with
water, wring it adequately and wipe again.
Before accommodating the converter in the carrying case after use, wipe off grease completely.
Note) Do not use volatile agents such as benzine and paint thinner for cleaning.
(2) When instrument unused
Put the instrument in the furnished carrying case and store it at a place which meets the following
conditions.
• Not exposed to direct sunlight, rain, etc.
• Free from extremely high temperature and humidity (away from a heater)
Storage temperature: -10 to 45
°
C
• Absence of excessive dust and other contaminants.
(3) Replacement of memory backing battery
In normal usage, the battery has a service life of about 5 years.
When the battery has reached the end of its service life, the data stored in memory will all be lost.
For replacement, contact Dwyer Instruments.
(4) Replacement of LCD
LCD has a lifetime of 5 years or longer when used continuously. When display becomes difficult to be
read or the backlight does not come on, the LCD should be replaced with a new one.
For replacement, contact Dwyer Instruments.
(5) Replacement of built-in battery
The built-in battery can be charged up to about 500 times.
If it cannot be charged, it is an indication that the battery life is terminated and it needs to be replaced.
For replacement, be sure to use the battery specified by Dwyer Instruments.
(6) Replacement of printer roll-paper
When roll-paper is used for panel copy (hard copy), up to about 181 panels can be printed. When a red
band appears on the roll-paper, it is an indication that little paper is left for printing. Replace with new one
(OEM or equivalent: SEIKO Instruments; P/N: TP080-20LJ1).
BULLETIN F-68