To check the sealing of the fuel system joints of the electric torch during the engine
operation at the minimal idle rotation rate in 30 sec after the magnetic valve was turned on. Power
for valve turn on is 24V. Fuel leakage is not permitted.
6.6 Modes for the engine running-in.
The following modes for the engine running-in are adjusted:
- basic mode
- mode of the replicable tests
6.6.1 Basic mode of operation
6.6.1.1 Basic mode of operation includes
Cold running-in
15
*1
min.
5
*2
min.
Hot running-in
60
*1
min.
24
*2
min.
Total
75
*1
min.
29
*2
min.
6.6.1.2 To prepare the engine to the start up in according to the requirements of the
chapter «Preparation of the engine to the start up»
6.6.1.3 Cold running-in.
a) To check the oil feeding to the bearings of the valve rockers and sealing of the
nozzles in the cylinder heads in the beginning of the running-in.
b) Cold running-in should be performed according to the modes in the table 6.10
Table 6.10
Number of the mode
Rounds per minute, min-1
Time, min
1
800
5
*1
2
*2
2
1200
5
*1
1
*2
3
1400
5
*1
2
*2
*1
– for the Ministry of Defense of the Russian Federation and export;
*2
– for national economy
6.6.1.4 Hot running-in.
To perform hot running-in using the thermostats. To check the sealing of the joints in the
engine fuel feed system after the starting-up of the engine.
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