300SE (140.032) L6-3.2L (104.990) (1992)
Technical Service Bulletin # WORK269
Date: 920101
Engine - Block Heater Installation/Heat Shield
Group: 20
Number: 26
Date: January 1992
Work Instructions
SUBJECT:
MODEL 140 (EXCEPT 140.057 - 600 SEL)
A.
SUBSEQUENT INSTALLATION OF ENGINE BLOCK HEATER,
MODEL 140.032 (300 SE)
B.
SUBSEQUENT INSTALLATION OF ENGINE BLOCK HEATER,
MODELS 140.042/051 (400 SE/500 SEL)
C.
SUBSEQUENT INSTALLATION OF ELECTRICAL CABLE AND HEAT SHIELD
FOR ENGINE BLOCK HEATER, MODEL 140.134 (300 SD)
A. Installation of Engine Block Heater 140.032 (300 SE)
1.
Lift vehicle.
2.
Remove front and rear encapsulation panel from below engine.
3.
Drain engine coolant by first attaching a 14 mm inner diameter, 1500 mm long hose to the drain plug in the engine block and then loosening the
plug. Drain coolant into a suitable container for reuse later.
4.
Remove core plug (rear-most plug) with a 22 mm 6-point socket (arrow, Figure 1).
5.
Install block heater (arrow) using rubber 0-ring from the installation kit and not the alloy washer supplied (Figure 2). Tighten block heater with a 46
mm socket.
Tightening torque: 70 N-m