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Every 100 hours

• Inspect per Section 2.400. Inspect and service engine per Lycoming Operator’s Manual, SB366, S11G8GB, SI1 1298, and SB342E (I0-540 only).
• As required, inspect and service TCM ignition components per TCM SB643B.
• Inspect emergency locator transmitter (ELT) per 14 CFR Part 91.207.

Every 12 Months

• Inspect per Section 2.400. Clean gearbox chip detectors per Section 1.1 15.
• Inspect emergency locator transmitter (ELT) per 14 CFR Part 91.207
• Inspect optional pop-out floats per Section 5.630

R44 12 Year Inspection

Every 12 years perform 12-year inspection and limited overhaul per Section 2.600 or overhaul per Section 2.700.

If there is less than 2200 hours time-in-service, but 12 years or more have elapsed since the helicopter was new or last overhauled we can perform a 12 year inspection in accordance with the Robinson manual using new or overhauled parts.

This inspection does not supersede 2200 hour inspection and overhaul requirement

R44 2200 Hour Inspection

We can restore your ship to like-new condition.

Having your 2200 hour inspection done by us you will save you time and money. We are a RHC authorized overhaul facility. Therefore, you have the choice of replacing your components or overhauling them as needed.

We also offer custom options like avionics upgrades, field upgrades and custom colors

R44 Scheduled Maintenance

First 29 hours

• Change oil and filter and inspect oil suction screen and filter per Lycoming SB480E.
• Check alternator belt tension per Lycoming Service Instruction S111129B.

Every 50 hours

• Inspect and service engine per Lycoming Operator’s Manual, S11080C, and as required AD 2008-06-51.
• Change oil, oil filter, and inspect oil suction screen and removed filter per Lycoming S8480E.

First 100 hours

• Drain and flush gearboxes per Sections 1.120 1.130.
• Inspection: Check engine exhaust valve guide clearance per Lycoming SB388C.

Every 100 hours

• Inspect per Section 2.400. Inspect and service engine per Lycoming Operator’s Manual, SB366, S11G8GB, SI1 1298, and SB342E (I0-540 only).
• As required, inspect and service TCM ignition components per TCM SB643B.

Every 300 hours

• Lubricate C181-3 bearing per Section 1.140.
• Replace hydraulic filter per Section 1.170.
• Inspect valves and check engine exhaust valve guide clearance per Lycoming SB301B, S8388C, and Operator’s Manual.

Every 500 hours

• Drain and flush gearboxes per Sections 1.120 1.130.
• Clean gearbox chip detectors per Section 1.115. Verify magneto drive cushion pliability.
• Service collective spring assembly (manual controls only) per Section 8.221.
• As required, inspect and service TCM ignition components per TCM SB658 and SB663A.

Every 2200 hours

• Overhaul helicopter per Section 2.700.
• See R44 2200 Hour Inspection

Calendar

Every 4 months

• Change oil, oil filter, and inspect oil suction screen and removed filter per Lycoming SB480E.

Every 12 months

• Inspect per Section 2.400.
• Clean gearbox chip detectors per Section 1.1 15.
• Inspect emergency locator transmitter (ELT) per 14 CFR Part 91.207.
• Inspect optional pop-out floats per Section 5.630.

Every 24 months

• Test and inspect transponder per 14 CFR Part 91.413.

Every 12 years

• Perform 12-year inspection and limited overhaul per Section 2.600, or overhaul per Section 2.700.
• See 12 Year Inspection

R44 Special Inspection

• Clutch Actuator Upper and Lower Bearings Lubrications
• Tail Skid Strike
• Tail Rotor Strike
• Main Rotor Strike
• Rotor Engine Overspeed
• Hard Landing
• Steel Tube Frame Corrosion
• Float Inspection and Testing
• Windshield Inspection

Robinson R44 Astro & Raven Maintenance

The R44 is a four place Robinson Helicopter.
The first model was the Astro, now discontinued,
followed by the Raven (carbureted) and the Raven II (fuel injected.)