Atlas Copco XAHS 347 CD, Instruction Manual, Page: 55 / 88

- 55 -
TOPPING UP AFTER LIMITED QUANTITY DRAINING FROM THE COOLING SYSTEM
The quantity of PARCOOL EG Concentrate to be topped up after draining a calculated volume from the cooling system, can be
estimated with the following formula and/or graph:
Corrections concentrate in measured system towards 50% volume by using PARCOOL EG Concentrate
80
33
33
33
17
67
80 67 20 50-
100-
= = * /
=
Example:
Total volume coolant =
Measured concentration =
In case of expansion tank at normal level, this quantity is to
be drained from the cooling system.
1 Refractometer indication -20° C (33%)
2 Refractometer indication -22° C
3 Refractometer indication -25° C
4 Refractometer indication -30° C
5 Refractometer indication -36° C
Liter
Vol %
Liter PARCOOL EG Concentrate
PN: 1604 8159 00
4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 64 68 72 76 80 84
0,0
2,5
5,0
7,5
10,0
12,5
15,0
17,5
20,0
22,5
25,0
1
2
3
4
5
Engine coolant capacity (liter)
Top-up volume PARCOOL EG Concentrate with drainage
Top-up volume (lite
r)