R6000S Operation Manual: Rev. G
PAC L.P., All Rights Reserved, 2015 Page 33 of 92
K. Zero/Span switch: Selects one of the cal. streams, either the zero stream or the span stream, for
analysis when the sample/calibrate switch is in the calibrate position. Zero position de-energizes the
solenoid valve.
Furnace Back View
A. System vent fitting
B. I/O fuse
C. Sample vent fitting
D. Computer pin connection
E. Nitrogen, sulfur and TWC pin connections
F. Cover for fan filter
G. Alarm terminal strip
H. Power input
I. Sample in fitting
J. Zero in fitting
K. Span in fitting
L. Oxygen in fitting
M. Dryer in fitting
N. Sample to detector fitting