Komatsu PC200-8M0 Shop Manual page 1135

700 Cab and its attachments
Removal and installation of front window assembly
8. Adjust the "Open" position of the front window
assembly lock.
1) After adjusting the "Close" position of the
front window assembly lock in steps 6 and
7, raise the front window assembly to the
ceiling.
2) Set the front window assembly locks at
the both sides of rear of the operator's cab
to the "Open" position, and then check the
following items.
Check the working condition of right
q
a nd left lo cks (1 6) an d ( 17 ) ( as
explained above).
Front window assembly must be in
q
contact with the right and left rubber
stoppers (18) and furthermore, must
be pushing them backward for 1.5 –
3.0 mm.
q The front window assembly must be
pushing the limit switch (19) back-
ward for 4 – 7 mm.
a The position of limit switch (19) can-
not be adjusted. Therefore, the
"Open" position of the front window
assembly is decided within the range
where this switch works.
a Limit switch (19) is used to prevent
the windshield wiper from moving
when turning the wiper switch on by
m i s ta k e w h e n t h e f r o n t w i n d o w
assembly is in "Open" position. If the
wiper operates when there is no glass
in the front, the wiper falls down
inside the cab and causes trouble.
To check whether limit switch (19) is
working, turn the key switch on and
see that, even if the wiper switch is
turned on, the wiper does not operate
when the front window assembly is in
"Open" position.
q After checking the above items, if it
becomes necessary to do the adjust-
ment.
3) Close front window assembly (10).
PC200, 200LC, 220, 220LC-8M0
4) Loosen locknut (20) of right and left side of
rubber stoppers (18), and then pull back
both rubber stoppers (18) so that they
won't contact with the front window
assembly when it is in "Open" position.
5) Loosen both sides of locknuts (22), and
adjust the position of striker bolt (21).
a Striker bolt (21): M10
Inner diameter of plate (23): ø 14.5
mm
1] Front window assembly (10) must be
pushing the limit switch (19) back-
ward for 4 – 7 mm (at "Open" posi-
tion).
2] Working condition of lock (17).
SEN06148-01
19
50-700