Checking C Oolant Level; Replenishing C Oolant - Mercedes-Benz 300 TD 123 T 1983 Owner's Manual

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Checking C oolant Level

The co o la n t level can be c h e c k e d
visually at th e tra n s p a re n t c o o la n t
reservoir.
To c h e c k the co o la n t level, th e veh icle
m ust be parked on level gro u n d .
The co o la n t level m u s t rea ch:
The m arking (1, arrow ) on the
rese rvoir w hen the en gine is cold.
A p p ro x. 2 c m /0 .8 in h ig h e r w h en the
engine is at op e ra tin g te m p e ra tu re .

Replenishing C oolant

If a sm all a m o u n t o f c o o la n t has to be
adde d (due to e v a p o ra tio n of w a te r),
plain w a te r can be added.
If a la rg e r q u a n tity o f c o o la n t has to
be added, a 50 /5 0 m ix tu re o f w a te r
and a n tifre e ze s h o u ld be used.
C aution:
Do n o t rem ove p re s s u re cap on
c o o la n t re s e rv o ir if e n gine te m p e ra ­
tu re is above 90° C /1 9 4 0 F. A llo w
Checking Fuels
C o o lants
en gine to co o l d o w n b e fo re rem oving
cap. The co o la n t re s e rv o ir c o n ta in s
h o t w a te r and is u n d e r pre ssure .
F irst tu rn cap to firs t n o tc h to relieve
e x ce ss p re ss u re using a rag. If
o p e n e d im m ediately, h o t scaldin g
flu id and steam w ill be blo w n o u t
u n d e r p re ssu re .
The drain p lu g s fo r th e co o lin g
s yste m are lo ca te d on th e rig h t-h a n d
sid e o f th e en gine b lo c k and the
b o tto m o f the radiator.
Lubricants etc.
73

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