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11.
INSTRUMENT MAINTENANCE
Follow the maintenance schedule set forth in Section 11.1. In general, the exterior can
be wiped down with a lightly damp cloth.
ATTENTION
COULD DAMAGE INSTRUMENT AND VOID WARRANTY
Avoid spraying anything directly onto any part of the analyzer.
Service and troubleshooting are covered in Section Troubleshooting & Service.
11.1. MAINTENANCE SCHEDULE
Table 11-1 shows a typical maintenance schedule for the T200. Please note that in
certain environments (i.e. dusty, very high ambient pollutant levels) some maintenance
procedures may need to be performed more often than shown.
I
MPORTANT
I
MPACT ON
R
EADINGS OR
D
ATA
A span and
zero calibration check (see CAL CHECK REQ’D Column of Table 11-1,
T200 Maintenance Schedule) must be performed following some of the
maintenance procedures listed herein.
To perform a CHECK of the instrument’s
Zero or Span Calibration, refer to Section 9.3.
DO NOT press the ENTR button at the end of each operation. Pressing the ENTR
button resets the stored values for OFFSET and SLOPE and alters the instrument
’s
Calibration.
Alternatively, use the Auto Cal feature described in Section 9.5 with the
CALIBRATE attribute set to OFF.
WARNING
–
E
LECTRICAL
S
HOCK
H
AZARD
D
ISCONNECT POWER BEFORE PERFORMING ANY OF THE FOLLOWING
OPERATIONS THAT REQUIRE ENTRY INTO THE INTERIOR OF THE ANALYZER
.
CAUTION
–
Q
UALIFIED
P
ERSONNEL
These maintenance procedures must be performed by qualified technicians only.
06858E DCN7057