FIELD REPAIR/SERVICE
BLANKETROL II, Model 222S
OPERATION AND TECHNICAL MANUAL
Page 69 of 110
5-1. ACCESS TO THE INTERIOR OF THE BLANKETROL II UNIT
All internal operating components are readily accessible by removing the rear enclosure panel,
removing the top of the unit, or extending the front storage drawer.
NOTE:
Drain the reservoir and disconnect the power cord from the power source before
removing any part from the unit.
5-1.1. Removing The Rear Enclosure Panel
A. Remove the four Phillips screws, one in each corner on the rear enclosure panel.
B. Guide the rear enclosure panel outward and downward from the bottom so that the
panel clears the bottom edge of the top assembly.
C. Set the rear enclosure panel and screws to the side.
D. Installation is reverse of removal.
5-1.2. Removing The Top Of The Unit
A. Carefully pry off the caps of the two screws on the left side and right side of the unit.
B. Remove the four Phillips screws.
C. Carefully lift up the front edge of the top of the unit so that you can see the stainless
steel divider reservoir cover. The microprocessor board is attached to the top assembly.
D. Ensure that no water drips on the electrical components.
After the screws on the side of the unit are removed and the top is lifted, there are two ways
to disconnect the top from the base depending upon what part is to be replaced.
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.
Working with electronic boards, plugs, and cables requires delicate handling.
Proper
electrostatic discharge (ESD)
procedures should be followed during
replacement of any electronic board.
Failure to do so may result in damage
to the board.
Summary of Contents for CSZ Blanketrol II 222S
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