Coo Ling Sys Tem - Ammann APH 110-95 Betriebsanleitung

6.9 Cool ing sys tem
Burn haz ard!
Do not open the ra di a tor cap un til the cool ant has
cooled off. To do this
Danger
• Loosen the cap a bit to let ex cess pres sure es -
cape. Then
• Com pletely un screw the cap.
The fac tory fills the sys tem with a cool ant/an ti freeze mix ture for
tem per a tures as low as -40°C. For tem per a tures colder than
-40°C, the fluid must be re placed with a suit able cool ant/an ti -
freeze mix ture.
6.9.1 Cool ant: Check ing/fill ing
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• Shut off the en gine and open the bon net.
• Let the ma chine cool.
• Screw off the ra di a tor cap (1) and see if the cool ant reaches to
just un der the open ing.
• If the cool ant level is too low, in spect to find the cause.
1 Re place cool ant lost to evap o ra tion of fresh wa ter.
2 Cool ant loss due to leaks
Look for the leaks and fill with cool ant of the same type.
• When fill ing with cool ant, ven ti late the cool ant chan nels. To do
this, shake and pinch the up per and lower cool ant hoses.
• Firmly screw the ra di a tor cap back on. If the cap is loose or
screwed on wrong, cool ant can es cape. This can lead to en -
gine over heat ing.
• Never mix an ti freeze of dif fer ing types or brands.
6. En gine main te nance
6.9.2 Check ing the ra di a tor hoses and clamps
Check the ra di a tor hoses at reg u lar in ter vals.
Dam aged ra di a tor hoses or es cap ing cool ant can
se verely scald.
Danger
• Firmly tighten loose or un sealed hoses.
• Im me di ately re place swol len or hard ened ra di a tor hoses. Use
new hose clamps.
6.9.3 Clean ing of ra di a tor
Due to var i ous work ing con di tions no reg u lar clean ing in ter val
can be set. Ra di a tor foul ing will show in a re duced cool ing per for -
mance and in creased tem per a tures of en gine cool ant and of hy -
drau lic oil.
• In case of work in very dusty en vi ron ment, per form daily
clean ing.
• Clean with com pressed air or pres sure wa ter (steam).
Do NOT clean the ra di a tor with too high pres sure so to
avoid its dam age.
When ra di a tor is con tam i nated with crude oil prod ucts,
Important
use a cleaner and pro ceed ac cord ing to the man u fac -
turer's man ual! Find out a cause of con tam i na tion!
Clean the Ma chine at a work place equipped with
cleaner col lec tion sys tem to pre vent soil con tam i -
na tion and wa ter re source con tam i na tion!
Environment
NEVER use for bid den clean ers!
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