HomeAtlas CopcoAtlas Copco XAHS 146 Dd

Atlas Copco XAHS 146 Dd Generator Set

The Atlas Copco XAHS 146 Dd is a generator set powered by a Deutz TCD2012LO4 engine. The set measures 3941×1716×1661 mm (155.2×67.6×65.4 in) and weighs about 1800 kg (3968 lb).

4.038 L
Displacement
2
Document types

How to read your Atlas Copco serial & model number →

Service parts for the XAHS 146 Dd

Grouped by system, with how many of each the parts manual calls for.

Air intake

1 required
421 856 970Air filterfind

Fuel system

1 required
421 859 970Fuel filterfind

Oil system

1 required
421 857 970Oil filterfind

Belts

1 required
421 863 970Beltfind

Cooling system

1 required
421 860 970Coolant filterfind

Prices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.

Specifications

Dimensions (L×W×H)3941×1716×1661 mm
Dry weight1800 kg

Engine

Deutz TCD2012LO4
Displacement4.038 L
AspirationLiquido Liquido

Maintenance & consumables

for the Deutz TCD2012LO4
ItemSpecCapacityPart #Interval
Air filterAir filter element421 856 970 buy
Fuel filterFuel filter421 859 970 buy
Oil filterOil filter421 857 970 buy
BatteryBattery1000 hr
BeltBelt421 863 970 buy
CoolantCooling water1500 hr
Coolant filterCoolant filter421 860 970 buy
OilLubricating oil500 hr
Spark plugSpark plug, Glow plug1000 hr

Common questions

Which engine powers the Atlas Copco XAHS 146 Dd?

The Atlas Copco XAHS 146 Dd is powered by the Deutz TCD2012LO4 engine.

What oil filter fits the Atlas Copco XAHS 146 Dd?

The Atlas Copco XAHS 146 Dd uses oil filter part number 421 857 970.

What fuel filter does the Atlas Copco XAHS 146 Dd use?

The Atlas Copco XAHS 146 Dd uses fuel filter part number 421 859 970.

What air filter does the Atlas Copco XAHS 146 Dd use?

The Atlas Copco XAHS 146 Dd uses air filter part number 421 856 970.

Troubleshooting

6

Symptoms & remedies

SymptomCauseRemedy
Insufficient engine oil pressure.Release button after engine oil pressure has built up above the minimum allowed level. Stop at once, consult the engine instruction manual.
Fuel tank contains insufficient fuel.Fill fuel tank.
Compressor is loaded automatically to full capacity after starting.Loading valve stuck in loading position.; Air intake throttle valve stuck in opened position.; Air leaks in regulating system.Remove and dismantle loading valve. Correct if necessary.; Check and, if necessary consult Atlas Copco.; Check hoses and their fittings. Stop leaks; replace leaking hoses.
Unit does not load after pressing the loading button.Regulating valve defective.Check and if necessary consult Atlas Copco.
Engine does not speed up immediately after compressor loading valve button has been pressed and compressor does not deliver air.Regulating valve defective.; Air intake throttle valve stuck in closed position.Check and, if necessary consult Atlas Copco.; Check and, if necessary consult Atlas Copco.
Excessive compressor oil consumption. Oil mist being discharged from air outlet valves.Compressor oil level too high.Check oil level. Release pressure and drain oil to correct level.

Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Atlas Copco XAHS 146 Dd troubleshooting guide (26 entries) →

Parts

7
Part #DescriptionQtySystem
421 856 970Air filter element1Air filter buy
421 857 970Oil filter1Oil filter buy
421 859 970Fuel filter1Fuel filter buy
421 860 970Coolant filter1Coolant filter buy
421 863 970Belt1Belt buy
421 870 970Spark plug1Spark plug buy
421 873 970Battery1Battery buy

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Available documents

Parts manual — de-11-a-23-m3-min (Atlas Copco)Service manual — 110055 O (Atlas Copco)Service manual — 22005 atlas-copco-xas-186-dd instrucciones uid 10118942001518434354 (Atlas Copco)Service manual — Comp HP 375 Atlas Copco XAVS 400 DD 6 Operation Manual f848e174d8 (Atlas Copco)Service manual — atlas-copco-xas-186-manual-pdf (Atlas Copco)Service manual — atlas-copco-xas375-operatros-manual (Atlas Copco)