Вопрос по обжатию голов на EJ253

Модератор: Dr.House

Вопрос по обжатию голов на EJ253

Сообщение VadimI » Пт авг 26, 2016 02:09

Подскажите правильный порядок затяжки болтов головок.
Outback 2004 (2005-й модельный год) EJ253 без AVLS (Канада).
Outback 2007 EJ253 c AVLS (Канада).
В одном мануальнике (USDM Legacy FSM 2005 (BP-BL) ) написано:
2) Tighten the cylinder head bolts.
(1) Apply a coat of engine oil to washers and
bolt threads.
(2) Tighten all bolts to 29 N/m (3.0 kgf-m, 22 ftlb)
in alphabetical sequence. Then tighten all
bolts to 69 N/m (7.0 kgf-m, 51 ft-lb) in alphabetical
sequence.
(3) Back off all bolts by 180 in reverse order of
installation, and back them off again by 180.
(4) Tighten all bolts to 42 N/m (3.9 kgf-m, 31 ftlb)
in alphabetical sequence.
(5) Tighten all bolts by 80 — 90 in alphabetical
sequence.
(6) Tighten all bolts by 40 — 45 in alphabetical
sequence.
CAUTION:
Tightening angle of the bolt must not exceed
45.
(7) Further tighten bolts (a) and (b) by 40—
45.
CAUTION:
Total “re-tightening angle” of the step (6) and
(7) must not exceed 90.


В другом ( USDM Legacy FSM 2006 (BP-BL) ) последовательность та же, но моменты другие:
To avoid erroneous tightening of the bolts,
clean out the bolt holes sufficiently by blowing
with compressed air to eliminate engine coolant
etc.
(2) Apply a sufficient coat of engine oil to the
washer and bolt thread.
(3) Tighten all bolts to 40 N·m (4.1 kgf-m, 29.5
ft-lb) in alphabetical order.
(4) Retighten all bolts to 95 N·m (9.7 kgf-m,
70.1 ft-lb) in alphabetical order.
CAUTION:
If the bolt makes stick-slip sound during tightening,
repeat the procedure from step (1). In
this case, the cylinder head gasket can be reused.
(5) Loosen all the bolts by 180° in the reverse
order of installing, and loosen them further by
180°.
(6) Tighten all bolts to 10 N·m (1.0 kgf-m, 7.4 ftlb)
in alphabetical order.
(7) Retighten all bolts to 30 N·m (3.1 kgf-m,
22.1 ft-lb) in alphabetical order.
(8) Retighten all bolts to 60 N·m (6.1 kgf-m,
44.3 ft-lb) in alphabetical order.
(9) Retighten all bolts by 80 — 90° in alphabetical
order.
(10) Retighten all bolts by 40 — 45° in alphabetical
order.
CAUTION:
The tightening angle of the bolt should not exceed
45°.
(11) Retighten bolts (a) and (b) by 40 — 45°.
CAUTION:
Make sure the total “tightening angle” of steps
(10) and (11) does not exceed 90°.

Как-то я засомневался. Прокладки будут 642-е.
  • 0

Outback 2005 3.0R АKПП, Outback 2008 3.0R AКПП, Outback 2009 3.0R АКПП.
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