Chicago Pneumatic CPS 750, Instruction Manual, Page: 62 / 94

CPS 750
62 1310 3012 02
CPS
4.11.2 Topping up after limited quantity draining from the
cooling system
The quantity of GENCOOL 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 GENCOOL EG Concentrate
PN: 1626 2257 00
Example:
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
80
33
33
33
17
67
80 67 20 50-
100-
= = * /
=
Total volume coolant =
Measured concentration =
In case of expansion tank at normal level, this
quantity is to be drained from the cooling system.
Liter
Vol %
Liter GENCOOL EG Concentrate
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
Top-up volume GENCOOL EG Concentrate with drainage
Engine coolant capacity (liter)
Top-
up volume
(
lit
er)