Teletype 43 Teleprinter Basic RO, Service Manual

Page: 67 / 222

MANUAL 406, 1 -57
G.
CONTENTS PAGE
1. GENERAL ...................
1-57
2. TOOLS REQUIRED ............
1-58
3.
DISASSEMBLY/REASSEMBLY
KP SET ......................
1-58
SSI INTERFACE OR CONTROLLER
CIRCUIT CARD ASSEMBLY ..... 1-59
430700 POWER SUPPLY ........ 1-61
1 2 01 39 POWER SUPPLY FUSE ...
1-61
43K 2 02/GAB OPERATOR
CONSOLE ....................
1-62
1 43307 LOGIC CARD FUSE .....
1-63
41 0745 LOGIC CARD ..........
1-64
PRINTER ....................
1-65
A. Removal .................
1-65
B Replacement ..............
1-67
430850 PRINT HEAD ..........
1-68
A. Removal .................
1-68
B. Replacement ..............
1-69
CONTROLLER CIRCUIT
CARDS (Pedestal Bases) .........
1-71
CONTROLLER (Pedestal Based) .. 1-71
430770 POWER SUPPLY
(Pedestal Based) ...............
1-72
3072 1 8 POWER SUPPLY FUSE
(Pedestal Based) ...............
1-72
406099 BATTERY
(Pedestal Based) ...............
1-73
A. Removal .................
1-73
B. Replacement ..............
1-73
406099 BATTERY (Tabletop) ....
1-74
A. Removal .................
1-74
B. Replacement .............
1-74
41_1 952 CARD A.SSEMBLY,
PROGRAM . ...
· . . . . . . . . . . . . . . . .
1-75
1. GENERAL
1.01 This part provides disassembly /reassembly
procedures for the 43 Buffered KSR
Teleprinter and its major components.
1.02 Disassembly /reassembly information for
enclosures and paper handling parts is
provided in the following paragraphs:
M
Bustle Cover (Sprocket Feed)
Bustle Cover (Friction Feed)
Paper Holder (Sprocket Feed)
Paper Holder (Friction Feed)
Set Cover
Rear Frame
3.02
3.02
3.02
3.02
3.05
3.06
1.03 The procedures provided in this part break
the terminal down into subcomponents.
The appropriate parts sections illustrate the
arrangement of subcomponents and parts - Page
2-43 Teleprinter Parts and Page 5-4, Paper
Handling Enclosures and Parts.
Caution: Remove all power from the set before
performing any component replacement.
1.04 When removing a major component or
part from the terminal, do not pry or
force
parts
to provide the necessary clearance for
removal. Follow the removal procedure and note
how each part is removed and the sequence of its
removal so that proper reassembly can be accom­
plished. For reassembly, reverse the removal
procedure except where different instructions are
given.
1.05 Reference in the procedures to left and
right and up or down and top or bottom,
etc, refer to the Buffered KSR terminal in its
normal operating position.
1.06 Refer to Maintenance Tools, Section
570-005-800TC for a complete listing of
the various types of hand tools available for
maintenance of Teletype Corporation equipment.
For a listing of the tools required to perform the
disassembly/reassembly procedures, refer to
2. TOOLS REQUIRED.
1.07 All
ordering numbers shown in
this
manual
are Teletype Corporation part numbers .
1.08 Some parts that
are
not listed in the parts
index are shown as necessary to the
disassembly procedures such
&ll
��erews,
ring
retainers, etc. Most of these parts are common to
other Teletype Corporation product lines and, if
needed, may already be available in field repair
kits or can be ordered.