Toa TTT-710, Instruction Manual

Page: 90 / 118

Model: TTT-710 8.2 Maintenance List
- 89 -
(Continued from previous page)
No. Subject Content
Maintenance cycle
Execution method, etc.
B
efo
re us
e
After use 3 m
ont
hs
6 m
ont
hs
1 yea
r
7 Waste
solution
Drain from washing
reservoir
  • Operate the pure water pump and check the
state of discharge from washing reservoir drain
port.
＞＞
6.1(4) “Pumps and waste water
valve operation and tank liquid level
judgment”
8 Liquid level sensor
performance check
 
•
Check if the liquid level sensors function
normally. ＞＞ 6.1(4) “Pumps and waste
water valve operation and tank liquid level
judgment”
•
If a liquid level sensor does not function
normally, replace it. ＞＞ 8.7 “Liquid Level
Sensor Replacement”
9 Storage
reservoir
Electrode storage beaker
pure water level 
•
Check if the water level is sufficient to
immerse the end of the electrode and nozzle
installed to the end of the electrode arm.
•
If the water level is low, add pure water.
10 Electrode
arm
Up and down operation    • Check that there is no abnormal sound when
the arm moves up and down.
• If there is an abnormal sound, contact
DKK-TOA or your sales representative.
11 Movement position check
(Storage reservoir, washing
reservoir, measurement
beaker position)
  
•
Check if the arm moves to the center position
when it is moved to each position.
•
If there is any position deviation, adjust the
arm position.
＞＞
8.6(2) Electrode arm
position inspection and adjustment