03.12 MEASUREMENT OF COMPRESSION
PRESSURE
Preparation: remove glow plug, refer to 03.11
1 Screw special tool glow plug adaptor 230 0638/2
(ill.1) into cylinder to be checked (ill.2).
2 Connect pressure hose of compression pressure
meter No. 2300750/0 to glow plug adaptor (ill.2).
3 Connect pressure hose to compression pressure
meter No. 2300750/0 (ill.3).
4 Remove plug J1.
Connect special tool No. VR00145/0 instead of plug
J1.
5 Put into operation compression pressure meter ac-
cording to operating instructions.
6 Start engine by pressing the button for 5 to 10 sec.
of special tool No. VR00145/0 until compression
pressure rises no more.
ATTENTION: Start with special tool VR00145/0
only. Engine may just turn, but not
feed and inject fuel.
7 Assembly is done in reverse order.
12.00 ill.1
12.00 ill.2
12.00 ill.3
NOM. VALUE LOWER BOUNDARY VALUE
21,0 +/- 1,0 bar 18,0 +/- 1,0 bar
Compression pressure
for all STEYR MARINE DIESEL ENGINES
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