User Guide

Calibration and Maintenance Fyrite

INSIGHT

Plus Manual
78 0024-9487 Rev 1
Step O
2
Sensor Replacement LL O
2
Sensor Replacement
1 Remove battery door and connector
tubing from both sensors.
Remove battery door and connector
tubing from both sensors.
2 Pull O
2
sensor from its socket. Remove LL O
2
cap by twisting
counter clockwise.
3 Remove the O
2
cap. Gently pull LL O
2
sensor out of its
socket.
4 Properly dispose of the old sensor. Properly dispose of the old LL O
2
sensor.
5 Record the 3-digit date code from
the new sensor for later use.
Record the 3-digit date code from
the new sensor for later use.
6 Engage the nub on the new sensor
within the slot on the cap's side and
twist to secure the cap and sensor
together.
Plug new O
2
sensor into its socket.
7 Install the cap and sensor unit by:
•
Aligning the ribs on the sides of
the sensor with the
corresponding shape in the
base.
•
Inserting the pins into the
connectors in the base.
Install the O
2
sensor cap by aligning
it toward the “open” position
(12 o’clock) as shown in the diagram
below, then twisting the cap
clockwise approximately 40
°
to the
"closed" position (2 o’clock).
8 Reattach tubing. Reattach tubing.
9 Turn on the unit and enter the 3-
digit date code via the Setup Menu
selection for “O
2
Sensor Type” (p
49).
Turn on the unit and enter the 3-digit
date code via the Setup Menu
selection for “O
2
Sensor Type” (p 49).
5.4.4. CO Sensor Replacement Procedure
Follow the procedure below and refer to the illustration on page 79.
Step CO Sensor Replacement Procedure
1 Remove battery door and the connector tubing from the CO sensor.
2 Remove CO cap by twisting counter clockwise.
3 Gently pull CO sensor out of its socket.
4 Properly dispose of the old CO sensor.