Yanmar 2TNV70, Operation Manual

Page: 43 / 142

PRODUCT OVERVIEW
TNV Operation Manual 25
Indicators
The following indicators are located on a typical
operator’s console.
Figure 7
Figure 8
Pre-Heat - (Figure 7, (1)) - The pre-heat function
is automatically activated when the key switch is
turned to the ON position. The indicator flashes
for several seconds and when it goes out you can
turn the key switch to START.
Heat - (Figure 8, (1)) - Note that on this type of
panel you must turn the key to the HEAT position
(Figure 8, (5)) to activate the inlet air
heater(direct injection models) or glow plugs
(indirect injection models). The indicator will flash
for several seconds when you turn the key to
HEAT and when it goes out, you can turn the key
switch to START.
Battery - (Figure 7, (2)) or (Figure 8, (2)) - This
indicator will come on if there is a problem in the
charging system. This indicator does not indicate
whether the battery is discharged.
See
Troubleshooting Chart on page 99 .
Engine Oil Pressure - (Figure 7, (3)) or
(Figure 8, (3)) - This indicator will come on if the
engine oil pressure is below or exceeds normal
limits.
See Troubleshooting Chart on page 99 .
Engine Coolant Temperature - (Figure 7, (4))
or (Figure 8, (4)) - This indicator will come on if
the engine coolant temperature exceeds normal
limits.
See Troubleshooting Chart on page 99 .
Auxiliary - (Figure 7, (5)) - Used for special
applications.
10
20
20
40
100
180
220
250
60
80
0
30
40
0
x100
RPM
VDO
VDO
PSI
F
C
0
1
2 3
4
5
bar
80 100
120 0
AUX
MC-704HP-G4
0000024B
(1)
(2)
(3)
(4)
(5)
(1)
(2) (3)
(4)
(5)
0000025B