STEYR 4 CYLINDER User Manual

Z001019/0_6_July 2008 Page COOLING SYSTEM - 13
SERVICE MANUAL MARINE ENGINES
05 COOLING SYSTEM
05.00.07 Drain coolant system
Raw water circuit
1 Remove drain plug (ill.1/pos.1).
NOTE: Drain plug (ill.1/pos.1) does not exist
for all models.
2 To drain the raw water ducts on the engine, remove
cover rear of raw water pump (ill.2+3/pos.1).
NOTE: For complete removal of water residues
from pump housing and water ducts
of raw water circuit, proceed as follows:
3 Lock exhaust pipe with special tool No. VR00144/0
(ill.4/pos.1)
4 Remove plug J 1.
Connect special tool No. VR00145/0 instead of plug
J1.
5 Start the engine by pressing the button, until raw
water system is completly emptied.
ATTENTION:Only start with special tool No.
VR00145/0. Engine only be cranked
by starter motor, but not start.
6 After complete drainage, assembly is done in reverse
order.
ATTENTION:If the water is not drained in time before
the winter season, this could result in
frost damage on the engine as well as
the drive.
00.07 ill.1
00.07 ill.2
00.07 ill.3
00.07 ill.4
1
1
1
1
ToC

STEYR 4 CYLINDER Specifications

General

Brand	STEYR
Model	4 CYLINDER
Category	Engine
Language	English