OPTIONS
Air Conditioner
Inspect the refrigerant
level
using the sight
glass
(2)
on the top
of
the receiver drier
(1
).
2.
Inspect under the following conditions:
• Cab door ............. Fully open
• Temperature control dial
.............
..
.............. Fully to the COOL
side
• Air strength ........
..
High
• Engine speed
...
... Maximum speed
•Air
conditioner
..
...
On
3.
Inspect by watching the flow of air bubbles
in
the refrigerant through the sight glass
(2)
. Refer to page 193, "Condition
of
the
refrigerant."
_A
CAUTION
The
high
pressure pipe becomes hot [80
to 120°C (176 to 248°F)],
so
be careful
not to burn yourself when inspecting the
refrigerant level.
< TL220 I TL230 I TL240 >
4.
Open the radiator.
Refer to page 127, "Inspecting and
Adjusting the
Fan
Belt."
192
<TL250>
4. Tilt up the canopy.
Refer to page 153, "Tilting Up the
Canopy."
5.
Also check the temperature
of
the
compressor's high pressure pipe
(1)
and
low pressure pipe
(2)
. Refer to page 193,
"Condition
of
the refrigerant."
Off-Season Inspection
Even
off-season,
run
the cooler for 3 to 5
minutes at least once a week to maintain
oil
in
the various parts
of
the compressor.
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