Komatsu F30791, Shop Manual

Page: 201 / 298

REMOVAL OF THE HEATING FAN
Completely lower the working equipment until it is
resting on the ground and stop the engine and take
out the ignition key.
H Drain the engine coolant.
Coolant: approx. 4
,
1 - Remove the floor mat.
2 - Remove screws (1).
3 - Loosen screws (2) and take out the cover (3).
4 - Remove the travelincrement pedal(4).
5 - Remove the L.H. lower cover (for details, see «RE-
MOVAL OF THE L.H. LOWER COVER») and remove
the swivelpin (5).
6 - Disconnect the return tube (6) and delivery tube (7) to
heating fan.
H Plug the tubes to prevent entry of impurities.
7 - Loosen screws (8) (N
o
. 2), remove cover (9) and re-
move the complete fan (10).
H Accompany the tubes (6) and (7) to avoid to da-
mage them.
H Take care not to take out completely the tube (6)
and (7) from engine box.
8 - Disconnect the connector (11).
9 - Loosen the clips (12) and take out the tubes (6) and
(7).
10 - Remove the heating fan (13).
30-19
REMOVAL AND INSTALLATION HEATING FAN
PC20R-8 PC27R-8
RKPA2800
2
4
1
5
3
RKPA2810
6
7
RKPB5530
8
9
10
RKPA2830
7
6
12
11
13