R44 Maintenance

ROBINSON R44 INSPECTIONS & MAINTENANCE

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

Scroll down to see any of the categories listed here…

• R44 100 Hour / Annual Inspections

• R44 12 Year Inspection

• R44 2200 Hour Inspection

• R44 Scheduled Maintenance

• R44 Special Inspection

• R44 Avionics Upgrades
Robinson R44 Pricing Information:
HOURLY LABOR
$79/hr
R44 100 HR INSPECTION $1,500.00
R44 ANNUAL INSPECTION $1,500.00
R44 OVERHAUL (2200 HOUR) $16,500.00
R44 OVERHAUL(4400 HOUR) $18,000.00

R44 100 Hour / Annual Inspection

R44 100 Hour and Annual base inspection cost is $1,500 (Additional charges apply for 300hr, 500hr, 800hr items and special inspections.)

Every 100 hours:
• Inspect per Section 2.400. Inspect and service engine per Lycoming Operator’s Manual, SB-366B, SI-1180C, SI-1129B, SI-1191A and SB-342E (I0-540 only).
• As required, inspect and service TCM ignition components per TCM SB-643B.
• 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 less than 2200 hours time-in-service, but 12 years or more have elapsed since 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 requirements.
R44 2200 Hour Inspection

We can restore your ship to like-new condition.

Having your 2200 hour inspection done by us 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 SB-480E.
• Check alternator belt tension per Lycoming Service Instruction SI-1129B.

Every 50 hours:
• Inspect and service engine per Lycoming Operator’s Manual, SI-1180C,.
• Change oil, oil filter, and inspect oil suction screen and removed filter per Lycoming SB-480E.

First 100 hours
• Drain and flush gearboxes per Sections 1.120 1.130.
• Inspection: Check engine exhaust valve guide clearance per Lycoming SB-388C.

Every 100 hours:
• Inspect per Section 2.400. Inspect and service engine per Lycoming Operator’s Manual, SB-366b, SI-1180C, SI-1129B, and SB-342E (I0-540 only).
• As required, inspect and service TCM ignition components per TCM SB-643B.

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 SB-301B, SB-388C, 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 SB-658 and SB-663A.

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 SB-480E.

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 3 years:
• Lubricate C181-3 bearing per Section ’1.140.
• Inspect optional popout floats per Section 5.640.
• Hydrostatic test pressure cylinder.

Every 4 years:
• Overhaul TCM magnetos per TCM SB-643B. Verify magneto drive cushion pliability.

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 Inspections

• 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