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Denyo DCA-30ESX Generator Set

The Denyo DCA-30ESX is a generator set powered by a Isuzu BB-4BGI1T engine. It is available at 100/200 V and 110/220 V, single-phase, 50 Hz and rated 120 A. It holds about 10 L (2.6 gal) of oil and 10.9 L (2.9 gal) of coolant. The set measures 1900×880×1250 mm (74.8×34.6×49.2 in) and weighs about 1040 kg (2293 lb). An integrated tank holds 100 L (26.4 gal).

3.059 L
Displacement
10.0 L
Oil capacity
1
Document types

Service parts for the DCA-30ESX

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

Fuel system

1 required

Belts

1 required
8973226800Beltsee priceAmazon

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

Specifications

Frequency50.0 Hz
Standby kVA24
Oil capacity10.0 L
Voltage options100/200 V, 110/220 V
PhaseSingle-phase (three wire)
Rated current120 A / 109 A A
Power factor1.0
Coolant capacity10.9 L
Dimensions (L×W×H)1900×880×1250 mm
Dry weight1040 kg
Fuel tank100.0 L

Engine

Isuzu BB-4BGI1T
Oil capacity10.0 L
Coolant capacity10.9 L
Displacement3.059 L
AspirationDirect injection turbocharged

Filters for the Isuzu BB-4BGI1T

2

Engine-mounted filters the filter manufacturers list for this engine family. These come from the engine, not from this generator set’s own parts list, so confirm against your serial number before ordering.

Listed for this engine in only one kind of machine, so they may depend on how the engine was installed:

SystemFilterDescriptionCross-references
Oil filterP550596Lube Filter, Spin-On Full FlowISUZU 1132402321, ISUZU 1132402322, BALDWIN B7217, WALGAHN-MOTORENTECHN 00811323 KuduParts $48.00 FridayParts $49.99
Fuel / water separatorP502424Fuel Filter, Water Separator CartridgeISUZU 1876183960, ISUZU 5876100900, NAPA 3740, BALDWIN PF7984 KuduParts $96.00

Maintenance & consumables

for the Isuzu BB-4BGI1T
ItemSpecCapacityPart #Interval
Air filterClean the element with dry and clean compressed air.—250 hr
Fuel filterfuel filter element894437-0220 Amazon eBay $22.99 FridayParts $108.99
Oil filterReplace the engine oil filter at 50 hours only first time and every 500 hours after second time.—50 hr
BatteryMeasure the specific gravity of battery acid.—30 hr
Beltfan belt8973226800 Amazon eBay
CoolantMeasure the insulation resistance between the output terminal bolt and the bonnet.—30 hr
OilReplace the engine oil at 50 hours only first time and every 250 hours after second time, (Excepting that the 30RSXK unit should be at the interval of 500 hours.)—50 hr
Spark plug—

Common questions

What engine is in the Denyo DCA-30ESX?

The Denyo DCA-30ESX is powered by the Isuzu BB-4BGI1T engine.

What's the oil capacity on a Denyo DCA-30ESX?

The Isuzu BB-4BGI1T engine in the Denyo DCA-30ESX has an oil capacity of 10.0 liters.

How much coolant does the Denyo DCA-30ESX hold?

The Denyo DCA-30ESX cooling system holds 10.9 liters (2.9 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

How much does the Denyo DCA-30ESX weigh?

The Denyo DCA-30ESX has a dry weight of 1040 kg (2292 lb).

How big is the fuel tank on the Denyo DCA-30ESX?

The Denyo DCA-30ESX has a 100 liter (26 US gallon) fuel tank.

What voltage does the Denyo DCA-30ESX produce?

The Denyo DCA-30ESX is offered in 100/200 V, 110/220 V, Single-phase (three wire)-phase.

Which fuel filter part number does the Denyo DCA-30ESX take?

The Denyo DCA-30ESX uses fuel filter part number 894437-0220.

Troubleshooting

6

Symptoms & remedies

SymptomCauseRemedy
Charge or Discharged batteryReplace Cell motor Detached or loosened or corroded . . . Repair will not mn battery terminal or revolution Fuse blow Replace Engine will : . . . not start up Improper starter switch Replace Broken lead wire Repair Fuel shortage Supply
Engine speed is lowImproper starter switch Replace
Engine will not start upImproper starter Replace Broken lead wire Repair Fuel shortage Supply
Speed will not riseAir in fuel system Remove Blinded fuel filter Replace element
Compression failureRepair engine
Blinded air cleanerReplace element

Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Denyo DCA-30ESX troubleshooting guide (8 entries) →

Parts

4
Part #DescriptionQtySystem
894437-0220fuel filter element1Fuel filter Amazon eBay $22.99 FridayParts $108.99
897232-2520fan belt1Belt Amazon eBay
8973226800fan belt1Belt Amazon eBay
Y06020fuel priming pump button1Pump Amazon eBay

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

Reference — GENERATOR SET - DCA - LSX ESX SERIES, 1PHASE (Denyo)Service manual — DCA-30,40ESX (Denyo)

This page was generated from the 2 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.

Full service, cheapest listings

Priced items from this model's own parts manual.

Fuel filter 894437-0220$22.99
1 priced item$22.99
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