7
USAGE AND MAINTENANCE
PURPOSE
USER MAINTENANCE
To maintain the safety and performance of the instrument, never attempt to do maintenance
on your own. Ask our service engineer for repair except for the items specified here which can
be maintained by the user. For details, follow the instructions.
CHANGING THE FUSE
The primary fuses for the main body may be changed by a non-trained service technician.
For details, refer to "REPLACING THE FUSE" on page 160.
CLEANING THE MEASURING WINDOW
The measuring window glass may be cleaned. For details, refer to "CLEANING THE MEA-
SURING WINDOW GLASS" on page 156.
CLEANING THE MEASURING NOZZLE AND WINDOW INSIDE THE MEASURING NOZZLE
Regarding the measuring nozzle and the window glass surface inside the measuring nozzle,
cleaning is allowed.
For detail see "CLEANING THE NOZZLE AND CHAMBER GLASS INSIDE THE MEASUR-
ING NOZZLE"on page 157.
ESCAPE CLAUSE
This Auto kerato-refracto-tonometer "TRK-1P" is a precision electrical instrument for
medical use which must be used under instructions of a doctor.
• TOPCON shall not take any responsibility for damage due to fire, earthquakes, actions by a
third party or other accidents, or the negligence and misuse of the user and use under
unusual conditions.
• TOPCON shall not take any responsibility for damage derived from inability to use this
equipment, such as loss of business profits and suspension of business.
• TOPCON shall not take any responsibility for damage caused by operations other than
those described in this Instruction Manual.
• Diagnosis shall be made on the responsibility of the doctors, and TOPCON shall not take
any responsibility for the result of such diagnosis.