FIELD REPAIR/SERVICE
BLANKETROL II, Model 222S
OPERATION AND TECHNICAL MANUAL
Page 82 of 110
H. Connect the wires in the same locations in which they were disconnected.
I. Work the power switch and attached cable to the inside of the unit by pressing together
the tension clips on the top and bottom of the switch assembly.
J. Reposition the front storage drawer as described in Section (5-1.6.).
5-13. REPLACEMENT OF THE WATER LEVEL SENSOR ASSEMBLY
A. Obtain a replacement water level sensor.
B. Drain the reservoir as described in Section (4-2.4.).
C. Remove the top of the unit as described in Section (5-1.2. & 5-1.4.) and disconnect
cables from the power supply board.
D. Locate the water level sensor. Facing the unit, it is a square plate located in the center of
the unit with two red wires leading to a 2-pin connector. Number 15 in Figure (6-2.).
E. Disconnect the water level sensor by pulling apart the white, 2-pin connector (J4
position).
F. Using a 5/16" wrench, remove the four nuts from the screw posts in the four corners of
the water level sensor.
G. Remove the water level sensor by lifting upward.
H. Remove the black rubber gasket from the defective water level sensor and insert the
gasket on the replacement water level sensor.
I. Insert the replacement water level sensor with the gasket into the hole so that the screw
holes are aligned with the four screw posts.
J. Replace and tighten the four nuts on the screw posts.
K. Reconnect the white 2-pin connector.
L. Replace the top of the unit as described in Section (5-1.2.).
M. Refill the reservoir as described in Section (4-2.5.).
WARNING
Always
unplug the unit
before accessing internal components during service.
Failure to unplug the unit could result in electric shock.
CAUTION
Always drain the BLANKETROL II to a sanitary drain because
bio-contaminants
may be present in the unit
’s water supply.
Summary of Contents for CSZ Blanketrol II 222S
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