Snap-On Diagnostics DGA 1000, Manual, Page: 16 / 116

1-4
Introduction
Back Panel
Important features for analyzer operation and maintenance are
located on the back panel. Descriptions of the items labeled on the
analyzer back panel follows
Figure 1-2
.
A —Filter
Sample, secondary in-line filter.
B —Printer
24 columns.
C —Filter
In-line water drain filter.
D —
O
2
and
NO
Sensor Cover
Remove this cover to replace O
2
or NO cells.
— O
2
sensor detects concentrations of oxygen in the exhaust
gas sample.
— NO sensor (optional) detects concentrations of nitrogen
oxides in the exhaust gas sample.
E —Primary Filter Bowl Assembly
Removes moisture and other exhaust contaminants that are
potentially harmful to the analyzer.
F —Main AC Power Source
Connection for the AC power cord.
Figure 1-2: Analyzer—Back Panel View