2-10. Disassembly and Reassembly
(c) Disconnect wires from screw terminals and
remove defective blower B1.
Before any part is removed, note the posi-
(d) Install replacement blower and secure with
tion of the part and its leads. Wire replace-
four screws, flatwashers, finger guard, four
ments in essentially the same position to
flatwashers, lockwashers, hex nuts.
avoid undesired coupling or shorting to-
(e) Connect wires to screw terminals and
gether of wires. If necessary, use tags.
(f) Replace screw with flatwasher, cable
clamp, clamp retainer, flatwasher, lockwasher, hex
nut and tighten.
Front panel removal is NOT required for
(2) Test points.
removal and replacement of the ON/OFF
Switch (S1), VOLT ADJ potentiometers
(R1) and Test Points TP1 (+5 MON), TP4
Test points can be replaced without re-
moving the front panel.
(RTN). All other repairs require removal of
front panel assembly from the main chas-
(a) Unsolder wire from defective test point.
(b) Remove hex nut, lockwasher, and defective
(1) Blower (B1).
(a) Remove hex nut, lockwasher, flatwasher,
(c) Install replacement test point, lockwasher,
clamp retainer, cable clamp, flatwasher, and screw.
hex nut, and tighten.
(b) Remove four hex nuts, four lockwashers,
(d) Solder wire to replacement test point.
four flatwashers, finger guard, four flatwashers and