Precautions On Handling; Precautions On Using The System - Hitachi TM3000 Instruction Manual

For safety, please comply with the following precautions:

1. Precautions on Using the System

WARNING (1) Do not remove the cover from the main unit.
WARNING (2) Connect the grounding wires properly.
WARNING (3) When stopping abnormally, the diaphragm pump remains hot, posing a
CAUTION (4) Correctly measure and set the specimen size and height. An incorrect
CAUTION (5) The turbo molecular pump is a limited life item. It should be replaced
CAUTION (6) The diaphragm pump is a limited life item. It should be overhauled after
Items
2. General
System service operations other than those which are provided in this Instruction Manual
should be delegated to service engineers.

PRECAUTIONS ON HANDLING

Maximum voltages of AC 240 V and DC 15 kV prevail inside the main
unit, potentially causing severe injury or death from electric shock when
touched.
An improper grounding wire connection poses a potential electric shock
hazard beyond a failure of the system to run correctly.
potential hazard of burns. In the event of a diaphragm pump problem,
contact a service engineer without touching it.
setting can potentially damage the specimen or components inside the
specimen chamber.
after five years. When the bearings reach the end of their life, abnormal
heat generation, an abnormal noise, or abnormal stoppage can occur.
When replacing the TMP, please contact the Service Department.
five years. When the diaphragm reaches the end of its life, abnormal
heat generation, an abnormal noise, or abnormal stoppage can occur,
causing the entire pump to stop running. When having the DP
overhauled, please contact the Service Department.
PRECAUTIONS - 1