Komatsu PC200-8M0 Shop Manual page 949

100 General information on disassembly and assembly
How to read this manual
2. Disassembly and assembly of assemblies
Special tools
q Special tools which are necessary for dis-
assembly and assembly of parts are
described as A1, ••• X1 etc. and their part
numbers, part names and quantities are
described in the special tool list.
Also the following information is described
q
in the special tool list.
1) Necessity
t
: Special tools that cannot be substi-
tuted and should always be used.
q
: Special tools that will be useful if avail-
able and are substitutable with tools
available on the market.
2) Distinction of new and existing special
tools
N : Tools newly developed for this
model. They have a new part num-
ber respectively.
R : Tools made available by redesign-
ing the existing tools which were
developed for other models. Each
of them has a new part number
assigned by setting forward the
part number of the existing tool.
Blank : Tools already available for other
models. They can be used without
any modification.
Circle mark Q in sketch column:
3)
q The sketch of the special tool is pre-
sented in the section of "Sketches of
special tools".
q Part No. of special tools starting with
79 T-
* *** ****
means that they are not available
from Komatsu Ltd. (i.e. tools to be
made locally).
PC200, 200LC, 220, 220LC-8M0
- :
Disassembly
q In "Disassembly" section, the work procedures,
precautions and know-how to do the work, and
the amount of oil and coolant to be drained are
described.
q Common tools that are necessary for disas-
sembly are described as [1], [2]••• etc. and
their part numbers, part names and quantities
are not described.
The meanings of the symbols used in "Disas-
q
sembly" section are as follows.
k
: Precautions related to work safety
a : Guidance or precautions for the work
6
: Amount of oil or coolant drained
Assembly
q In "Assembly" section, the work procedures,
precautions and know-how to do the work, and
the amount of oil and coolant to be replenished
are described.
Common tools that are necessary for assem-
q
bly are described as [1], [2]••• etc. and their
part numbers, part names and quantities are
not described.
The meanings of the symbols used in "Assem-
q
bly" section are as follows.
k
: Precautions related to work safety
a : Guidance or precautions for the work
2
: Type of coating material
3
: Tightening torque
5
: Amount of oil or coolant to be replenished
Sketches of special tools
q Various special tools are illustrated for the local
manufacture.
SEN06142-00
3
50-100