FIELD REPAIR/SERVICE
BLANKETROL II, Model 222S
OPERATION AND TECHNICAL MANUAL
Page 71 of 110
C. Locate the following connectors on the microprocessor board and disconnect them by
pinching the sides to disengage the connector lock, as required:
CONNECTOR
J POSITION
Red 2-position flow switch connector
J9 position
Red 9-position connector
J8 position
White 2-position connector
J4 position
White 12-position connector
J1 position
Red 3-position connector
J3 position
Blue 11-position membrane ribbon cable
connector
J7 position
Black 2-position connector
J12 position
D. Locate the black 2-position connector at J5 in the middle of the microprocessor board.
This is a friction fit connector and may require needle nose pliers to remove.
E. Remove the 4 power supply wires by loosening the screws that tighten the wires in
place.
F. The top of the unit may now be removed from the base.
5-1.5. Extending The Front Storage Drawer
A. Open the front storage drawer.
B. Locate the 8-32 Phillips head screw on the right-inside edge of the drawer. Number 6 in
Figure (6-4.).
C. Using a Phillips head screwdriver, remove the 8-32 screw and set it aside.
D. Tilt the drawer all the way down to expose the front interior of the unit.
5-1.6. Repositioning The Front Storage Drawer
A. Slightly close the front storage drawer.
B.
Using a Phillips head screwdriver, replace the 8-32 screw on the right side of the inside
of the panel.
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.
Summary of Contents for CSZ Blanketrol II 222S
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