
FIELD REPAIR/SERVICE
BLANKETROL III, Model 233
OPERATION AND TECHNICAL MANUAL
Page 101 of 131
5-13. REPLACEMENT OF THE I/O POWER SWITCH
A.
Obtain the replacement I/O power switch.
B.
Extend the front storage drawer as described in Section (5-2.5.).
C.
Locate the square I/O power switch on the left side of the front panel of the unit.
Number 13 in Figure (6-2.).
D.
Work the power switch and attached cable to the outside of the unit by pressing
together the tension clips on the top and bottom of the switch assembly. The tension
clips are accessible by reaching inside the unit from the extended drawer opening.
E.
Examine the placement of the wires on the power switch.
F.
Disconnect the four slide-on connectors from the switch.
G.
Position the replacement power switch into the unit so that the labels are upright and
“I” is at the top.
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 (5-2.6.).
5-14. REPLACEMENT OF THE WATER LEVEL SENSOR ASSEMBLY
A.
Obtain a replacement water level sensor.
B.
Drain the reservoir as described in Section (4-2.1.).
C.
Remove the top of the unit as described in Section (5-2.2. & 5-2.4.) and disconnect
cables from the power supply board.
WARNING
Always
unplug the unit
before accessing internal components during service.
Failure to unplug the unit could result in electric shock.
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 III to a sanitary drain because
bio-contaminants
may be present in the unit’s water supply.