FIELD REPAIR/SERVICE
BLANKETROL II, Model 222S
OPERATION AND TECHNICAL MANUAL
Page 70 of 110
If work is to be done with the microprocessor board, the membrane control panel, or
anything related to the top assembly, disconnect the cables from the microprocessor board.
Go to Section (5-1.4.).
5-1.3. Removing The Left Side Enclosure Panel
A.
Remove the rear enclosure panel and the top of the unit. See Sections 5-1.1 and 5-
1.2.
B.
Remove the two Phillips screws that secure the back of the left side enclosure panel
and set to the side.
C.
Push the rear portion
of the left side enclosure panel out so it is clear of the device’s
frame. Then push the panel toward the front of the device so that it detaches from
the device. A rubber mallet may be needed to detach the panel from the device.
D.
Set the left side enclosure panel to the side.
E.
Installation is reverse of removal.
5-1.4. Disconnecting The Cables From The Microprocessor Board
A. Remove the top of the unit per Section 5-1.2.
B. Tilt the front edge of the top of the unit back, rotate and stably rest the top so that the fill
lid is on the stainless steel reservoir top.
NOTE
: Do not bend any of the terminals.
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)
procedure 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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