Service manual

PN 4237242C
4.17-1
SERVICE AND REPAIR PROCEDURES
PROBE AND PROBE WIPE
4
4.17 PROBE AND PROBE WIPE
Tools/Supplies Needed
B #1 Phillips-head screwdriver
B Needle-nose pliers
B DOW CORNING 33
®
L
ubricant, PN 1604007-0
Removal
1. Using the keypad, proceed as if you were running a sample. When the probe moves to
the aspirate position, turn OFF the instrument’s power.
2. Open the lower chassis, as directed under Heading 4.4, to completely expose the
Probe/Wipe Traverse Assembly.
3. Remove the wire clip that retains the probe wipe housing in the traverse housing and
pull down the probe wipe housing (Figure 4.17-1).
Figure 4.17-1 Probe Assembly
PROBE WIPE
HOUSING
WIRE CLIP
TRAVERSE
HOUSING
ASPIRATE
PROBE
O-RING
STABILIZING
SPRING
ASPIRATE
TUBING
SPRING
ROLLER
7242022A
WINDOW
PROBE
MOTOR
PROBE/OPTO
SENSOR CARD
TRAVERSE RACK
C