MAFI Trac T225, Maintenance Manual

Page: 109 / 142

OPERATING MATERIALS
COOLANT
Maintenance manual T225/T230 107
Coolant
The blue-green coolant concentrate is to be used for your
MT's cooling system.
M i x i n g c o n c e n t r a t e d c o o l a n t s o f a n o t h e r t y p e c a n
i n h i b i t t h e c o r r o s i o n p r o t e c t i o n . M o t o r d a m a g e c a n
r e s u l t .
U s e o n l y t h e c o o l a n t t e s t e d a n d a u t h o r i s e d by t h e
m o t o r m a nu fa c t u r e r. I n fo r m a t i o n o n t h i s c a n b e fo u n d
i n t h e O p e r a t i n g M e d i a S p e c i f i c a t i o n s o f t h e m o t o r
m a nu fa c t u r e r.
In our plant, the cooling system is filled with a mixture of tap
water and concentrated coolant with anti-freeze protection to
-25 °C.
If the MT is driven at temperatures below -25 °C, increase the
anti-freeze protection according to the following table:
The system should be thoroughly flushed with each changing
of the coolant,
see “Changing coolant” on page 55 .
I n c a s e s i n w h i c h n o a n t i - f r e e ze i s n e e d e d , fo r
ex a m p l e i n t h e t r o p i c s, a c o o l a n t a d d i t i ve w i t h o u t a n t i -
f r e e ze r e q u i r e m e n t s s h o u l d b e e m p l oye d . Fo r m o r e
d e t a i l s, r e fe r t o t h e s p e c i f i c a t i o n s o f t h e e n g i n e
m a nu fa c t u r e r.
Anti-freeze
protection to Vol. % concentrated coolant
-25 °C 40
-30 °C 46
-38 °C 54
-46 °C 60