OPERATION & MAINTENANCE MANUAL SWE155F
are integral)
2) To check track to evaluate the proper tension of
track. Gradually move machine forward（7-8 m（23
ft - 26 ft 3 in）.
3) Recheck track tension, if the tension is improper,
re-adjust it.
Warning
There is a hazard that plug screw may fly out
under high lubrication grease pressure. Never
loosen plug (1) by over one circle.
Do not loosen any parts other than plug screw
(1). Do not attempt installation facing plug
screw (1).
4.5.3.5 Checking A/C Cooling Medium Level
Warning
In case that cooling medium gets into eyes or
makes contact with hands, this may cause
blindness or freezing injury, therefore do not
contact cooling medium directly.
Do not loosen any parts of cooling medium
piping.
Do not allow any naked flame to reach the
position with cooling medium leakage.
If the cooling medium （134a）is insufficient in A/C system,
the cooling performance of air conditioning will be bad.
If setting engine to idle at high speed, and operating
air conditioning to extra refrigerating state, there must
be small amount of bubbles in inspection glasses
which is fixed on condenser reservoir.
There are bubbles flowing in cooling medium
(continuous bubble flowing)：Low cooling medium
level.
【Important】
If the engine runs at low cooling medium level,
this may cause damages to compressor.
Bubbles indicate low cooling medium level, please
To Next Page
Loading...
