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Doosan DP222 LB Engine

The Doosan DP222 LB is a 22 L 12-cylinder turbocharge-intercooler engine rated at 1500 rpm. It powers generator sets from Caps, including the CP750-TD1. It holds 40 L (10.6 gal) of oil and 125 L (33.0 gal) of coolant.

Also known as: Doosan DP222 LB

Part of the Doosan DP222 engine family — 3 variants share parts & fitment.

22.0 L
Displacement
12
Cylinders
1500 rpm
Rated speed
40.0 L
Oil capacity

Engine specifications

Oil capacity40.0 L
Coolant capacity125.0 L
Displacement22.0 L
Cylinders12
AspirationTURBOCHARGE-INTERCOOLER
Rated speed1500 rpm

Generator sets powered by this engine

1

This engine also powers 3 machine(s) on Power Equipment Info.

How to read your Doosan engine serial & model number →

Common problems

3
  • The draw-out cradle or draw-out rail may fall when inserting the breaker body.
    Cause: Improper insertion operation.
    Fix: Ensure proper insertion and do not hold the hook pin, body stopper, or body stopper shaft.
  • Malfunction of the ACB when forcibly turning the draw-out handle clockwise in the CONN. position.
    Fix: Do not forcefully turn the draw-out handle clockwise when the breaker body is in the CONN. position.
  • Malfunction of the ACB due to loose fixing bolts.
    Fix: Ensure that the bolts on both sides are securely tightened before using the ACB, especially in areas with strong vibrations.

Compiled from service & troubleshooting documentation across every generator set that uses the Doosan DP222 LB.

Service intervals

1
ItemActionHoursMonthsNotes
Compressor oilChange1000 hr24 moCPS 11-10 and CPS 11-14: 1000 hours or once in every two years

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Parts cataloged across the Doosan DP222 family

1
Part #DescriptionCategory
60.99901-0038Coolant test sheetCoolant filter

Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.

Aftermarket parts that fit this engine

2

Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.

Common questions

What is the oil capacity of the Doosan DP222 LB?

The Doosan DP222 LB engine has an oil capacity of 40.0 liters.

What is the displacement of the Doosan DP222 LB?

The Doosan DP222 LB has a displacement of 22.0 liters with 12 cylinders.

Which generators use the Doosan DP222 LB engine?

The Doosan DP222 LB powers 1 generator set(s), including Caps CP750-TD1.

What is a common problem with the Doosan DP222 LB engine?

A commonly reported issue on generators using the Doosan DP222 LB is: The draw-out cradle or draw-out rail may fall when inserting the breaker body.. Cause: Improper insertion operation.. Fix: Ensure proper insertion and do not hold the hook pin, body stopper, or body stopper shaft..