Cummins 5.5HGJAB-6755
Cummins Onan 5.5HGJAB-6755 RV Generator User Manual
Model: 5.5HGJAB-6755
1. Entwodiksyon
This manual provides essential information for the safe and effective operation, installation, and maintenance of your Cummins Onan 5.5HGJAB-6755 RV Generator. Please read this manual thoroughly before attempting to install or operate the generator. Proper understanding of these instructions will ensure optimal performance and longevity of your unit.
Karakteristik prensipal pwodui sa a gen ladan yo:
- RV generators & components of good quality
- Easy and flexible to use
- Manufactured in United States

Figi 1.1: Devan view of the Cummins Onan 5.5HGJAB-6755 RV Generator, showcasing its compact design and signature green casing.
2. Enfòmasyon sou Sekirite
AVÈTISMAN: Kansè ak Pwoblèm Repwodiksyon - www.P65Warnings.ca.gov
Toujou obsève prekosyon sekirite sa yo pou evite blesi oswa domaj nan dèlko a:
- Li epi konprann tout enstriksyon yo anvan ou itilize dèlko a.
- Ensure adequate ventilation when operating the generator to prevent carbon monoxide poisoning. Never operate indoors.
- Kenbe timoun ak bèt kay lwen jeneratè a pandan l ap fonksyone.
- Pa mete gaz nan dèlko a pandan l ap mache oswa li cho. Kite l refwadi anvan ou ajoute gaz.
- Always use the correct type of fuel as specified in the specifications section.
- Wear appropriate personal protective equipment (PPE) when performing maintenance.
- Asire w ke tout koneksyon elektrik yo byen fèm epi byen izole.
3. Enstalasyon
3.1 Debalaj ak enspeksyon
Carefully remove the generator from its packaging. Inspect the unit for any signs of shipping damage. If damage is found, contact your dealer immediately.
Ki sa ki nan bwat la:
- Cummins Onan 5.5HGJAB-6755 RV Generator
- Automotive Replacement Parts (as included components)
- Manyèl Itilizatè (dokiman sa a)
3.2 Enstalasyon
The Cummins Onan 5.5HGJAB-6755 is designed for fixed mounting in an RV. Professional installation is highly recommended due to the complexity of fuel, exhaust, and electrical connections.
- Kote montaj: Select a well-ventilated, secure location in your RV that can support the generator's weight and dimensions (approximately 39 x 25 x 23 inches, 16 ounces / 1 pound).
- Koneksyon gaz: Connect the generator to the RV's gasoline fuel system according to manufacturer guidelines. Ensure all fuel lines are secure and leak-free.
- Sistèm echapman: Install the exhaust system to safely vent fumes away from the RV and its occupants. Ensure no exhaust gases can enter the living space.
- Koneksyon elektrik: Connect the generator to the RV's electrical system. This typically involves connecting to the RV's transfer switch or main electrical panel. Ensure proper grounding.
- Koneksyon batri: Connect the generator's electric start system to a suitable 12V DC battery.

Figi 3.1: Side view of the Cummins Onan RV Generator, illustrating potential mounting points and connection areas.
4. Operasyon Enstriksyon
4.1 Lis Verifikasyon Pre-Operasyon
Anvan ou kòmanse dèlko a, fè chèk sa yo:
- Tcheke nivo gaz.
- Tcheke nivo lwil motè a.
- Ensure generator is in a well-ventilated area.
- Verify all electrical loads are disconnected or turned off before starting.
4.2 Kòmanse Jeneratè a (Demaraj Elektrik)
- Ensure the generator's main circuit breaker is in the OFF position.
- Locate the start/stop switch (often remote inside the RV).
- Press and hold the START button until the engine cranks and starts. Release the button once the engine is running.
- Allow the generator to warm up for a few minutes before applying load.
- Once warmed up, switch the main circuit breaker to the ON position.
- You can now connect your electrical loads.
4.3 Kijan pou kanpe dèlko a
- Disconnect all major electrical loads from the generator.
- Switch the generator's main circuit breaker to the OFF position.
- Press and hold the STOP button on the start/stop switch until the engine shuts down completely.
5. Antretyen
Regular maintenance is crucial for the longevity and reliable operation of your Cummins Onan generator. Refer to the maintenance schedule in your full service manual for detailed intervals.
5.1 Verifikasyon woutin
- Anvan chak itilizasyon: Check oil level, fuel level, and inspect for any visible leaks or damage.
- Every 50 Hours or Annually (whichever comes first): Change engine oil and oil filter. Inspect air filter.
- Chak 100 èdtan oswa chak ane: Replace air filter, spark plug, and fuel filter. Inspect fuel lines.

Figi 5.1: Yon entèn view of the generator, highlighting components accessible for routine maintenance such as the oil fill cap and air filter housing.
5.2 Netwayaj ak Depo
- Kenbe jeneratè a pwòp epi san debri. Sèvi ak piblisiteamp twal pou siye sifas deyò yo.
- If storing for an extended period, drain the fuel tank or add a fuel stabilizer. Run the engine until it stops from lack of fuel to clear the carburetor.
- Sere nan yon zòn sèk, byen vantile.
NAN. Depanaj
This section provides solutions to common issues you might encounter with your generator. For more complex problems, consult a qualified service technician.
| Pwoblèm | Kòz posib | Solisyon |
|---|---|---|
| Jeneratè pa pral kòmanse | Pa gen gaz Nivo lwil oliv ki ba Batri mouri Pwoblèm bouji | Ajoute gaz Ajoute lwil nan nivo ki kòrèk la Chaje oswa ranplase batri Enspekte/ranplase bouji |
| Generator starts but shuts down quickly | Surcharge Ba presyon lwil oliv Filtè gaz bouche | Reduce electrical load Check oil level/pressure sensor Ranplase filtè gaz |
| Pa gen pwodiksyon pouvwa | Awondisman brekè bite Fil elektrik defo Fòt dèlko | Reyajiste disjoncteurs Inspect wiring (professional) Kontakte teknisyen sèvis |
7. Espesifikasyon
Detailed technical specifications for the Cummins Onan 5.5HGJAB-6755 RV Generator:
| Spesifikasyon | Valè |
|---|---|
| Mak | Cummins |
| Nimewo Modèl | 5.5HGJAB-6755 |
| Wattage | 5500 watts (Running Wattage: 5.5E+3 Watt) |
| Sòti Wattage | 5500 Watts |
| Voltage | 120 Volts |
| Frekans | 60 Hz |
| Kalite gaz | Gazolin |
| Sous pouvwa | Ki mache ak gaz |
| Itilizasyon Rekòmande | Komèsyal |
| Pwa atik | 16 ounces (Product Weight: 1 pounds) |
| Dimansyon pwodwi | 39 x 25 x 23 pous |
| Kalite motè | 4 Konjesyon Serebral |
| Deplasman motè | 418 santimèt kib |
| Kalite Sistèm Ignisyon | Elektrik kòmanse |
| Konpozan ki enkli | Automotive Replacement Parts |
| Manifakti | Cummins/Onan |
| UPC | 690781003200 |

Figure 7.1: The generator unit, illustrating its robust construction suitable for RV applications.
8. Garanti ak sipò
This product is manufactured by Cummins/Onan. For specific warranty details and terms, please refer to the warranty card included with your purchase or visit the official Cummins websit. Garanti a anjeneral gen ladan domaj nan materyèl ak nan fabrikasyon pou yon peryòd espesifik apati dat acha a.
For technical support, service, or to inquire about replacement parts, please contact Cummins customer service or an authorized Cummins/Onan service center. You can find contact information on the Cummins official website or through your product dealer.
Resous sou entènèt:
- Cummins Official Websit: www.cummins.com
- Paj magazen Amazon an: Cummins Store on Amazon
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