KIROVETS K-744R1, K-744R2, K-744R3, K-744R4 tractors
81
Engine start-up at such outdoor temperatures should be performed in the following se-
quence:
1. Meet the requirements set forth in Item 4.10.1 of subsection 4.10.
2. Switch on the battery master switch with key 6 (Fig. 13)
.
3. Insert the key into the switch of starter and instruments, turn it to the first position,
honk and press button 1 of ET activation (and hold it) (Fig.13)
. 1-2 min later,
indicator lamp
on the instrument panel will light up. 10-15 sec later, turn the
key clockwise into the second position without releasing the ET button.
3. After the engine start, the key should return to the second position, then release
the ET button, and indicator lamp
(Fig. 6) shall go out.
ET for tractors with OM460LA (Mercedes) engine shall be switched on automatically
when the key of ignition lock is turned into the first position.
4. Meet the requirements set forth in item 4.10.3 of subsection 4.10.
At the outdoor temperature below minus 15
°С, before engine start-up by ET it is recom-
mended to disengage the engine from transmission by means of the lever located on the re-
ducer with semi-rigid coupling.
For tractors with YaMZ-238ND5 and Cummins 6LTAA8.9-C300 engines:
At the ambient temperature below minus 10
0
C, before the start-up it is necessary to warm
up the engine by means of the pre-start heating system.
4.11.1 Safety measures when using the heater
Pre-start heater control panel is
located under the hood, to the
left in the direction of tractor
travel, behind the cooling unit.
Only those persons that have thoroughly read the operation manual for the heater shall be
admitted to use it.
