Doosan DB33A - Compression Pressure; Air Cleaner; Dry Type Air Cleaner; Cleaning Primary Filter Element

14
Air cleaner
service
indicator
Stop button
4. Install the No. 1 injection pipe and tighten to
specified torque.
Do not overtighten the delivery valve holder. It will
distort the injection pump body shape and adversery
affect control rack operation.
Injection pipe nut torque (kgƒUm)
3¡›3.5
(21.7~25.3 lb¡⁄ft)
1.6.4. Compression Pressure
Remove the glow plugs from all cylinders, then check
the compression pressure in each cylinder with a
compression gauge by engaging starter.
(kg/cm
2
, 200 rpm)
Compression gauge adapter
Standard
30
Limit
22¡›23
(312~327 psi)
1.6.5. Air Cleaner
Dry type air cleaner
¡
Observe the air cleaner service indicator
¡
Clean the air cleaner element and dust pan when the
RED band in the service indicator looks in the visible
position.
Cleaning primary filter element
¡
Direct air inside of the element and blow out dusts
from the pleats completely.
(Maximum air pressure does not excess 2.1kg /cm
2
)
¡
Always replace the secondary element.
Do not attempt to reuse it by cleaning.
Compression gauge adapter