NORMAL CHECKLIST R44 Raven II
Robinson R44 Cadet · Checklist
Overview
This document is a checklist for the Robinson R44 Raven II helicopter, designed to assist pilots in conducting pre-flight, engine start, engine run-up, and shutdown procedures. It outlines critical checks and procedures that must be followed to ensure safe operation of the aircraft. The checklist is based on the Pilot's Operating Handbook (POH) for the R44 II and is FAA approved as of October 3, 2002. It serves as a quick reference for pilots to verify that all necessary steps are completed before and during flight operations, enhancing safety and efficiency.
- Fuel shut-off valve must be ON before engine start.
- Throttle should be CLOSED and mixture set to RICH during engine start.
- Idle RPM should be set to 55% with oil pressure above 25 psi after starting the engine.
- Magneto check should not exceed a 7% drop in 2 seconds during run-up.
- All switches should be OFF after shutdown, except for the STROBE light.
Document
Source
Originally published by www.heli-academy.ch. Sprinkle hosts a reference copy with an added summary, specifications and searchable full text.
Document details
- Type
- Checklist
- Year
- 2002
- Pages
- 2
- File size
- 2.2 MB
- Publisher
- www.heli-academy.ch
Common. Rarer than 10% of the aircraft models we track.
Most owners only have the POH. Here's the essential set for the Robinson R44 Cadet.
- Pilot's Operating Handbook / AFM
- Checklist
- Maintenance Manual
- Parts Catalog (IPC)
- Systems & Wiring
- Service Bulletins
- Type Certificate (TCDS)
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In this document
Before Engine Start
This section details the necessary checks before starting the engine, including ensuring the fuel shut-off valve is ON, completing the preflight check, and confirming that all circuit breakers are IN. It also includes checks for rotor blades, throttle position, and securing the cabin and baggage.
Engine Start
The engine start checklist includes steps such as turning on the master battery, ensuring controls are neutral, and checking the area for traffic. It specifies the throttle and mixture settings, as well as the procedure for engaging the starter button and monitoring oil pressure.
Engine Runup
During the engine run-up, pilots must check T's & P's (temperature and pressure), perform a magneto check, and ensure all doors and seatbelts are secured. The checklist includes specific RPM settings and checks for hydraulic systems.
Shutdown Procedures
The shutdown section outlines the steps to safely shut down the helicopter, including reducing RPM, turning off lights, and checking the clutch light. It specifies waiting times for mixture cutoff and rotor brake application.
Safety notes
- Only checks and procedures in the POH are approved.
- Ensure area is clear of traffic before engine start.
Full document text
NORMAL CHECKLIST R44 Raven II HS - Checklist R44 Raven II Issue 2 / Rev. 1 Only checks & procedures in the POH are approved BEFORE ENGINE START • Fuel shut-off valve ON - Preflight check completed • Circuit Breakers IN - Fuel & oil caps, cowlings • Controls & Pedals Full travel, free / Frictions ON - Rotorblades level • Throttle Full travel, free / Collective DOWN - METEO / NOTAM / DABS • Governor / HYD switches ON - Mass & balance • All switches & avionics OFF / Check STROBE ON - Cabin & baggage secured • CLUTCH DISENGAGED - Passenger briefing • Rotor brake & map light OFF - Departure briefing ENGINE START • MASTER BATTERY ON • Controls & Pedals NEUTRAL • Area (left & right) / HELI traffic CLEAR / No arriving/departing traffic • Throttle CLOSED • Mixture RICH • Ignition switch: PRIME Cold 10s / warm 5s, then BOTH • Mixture CUTOFF • STARTER button PRESS (until engine is running) • Engine firing Mixture slowly to RICH • Mixture guard Installed • STARTER ON light OUT • Set idle RPM 55% / Check OIL PRESS > 25psi • CLUTCH / ALTernator ON / ALT light OFF • Blades turning In less than 5 sec • AVIONICS / Headsets / Radios ON / FLARM ON • Annunciator panel TEST All lights ON, EMU light steady • HIGH RPM TEST button Press / Check Audio • Wait for CLUTCH light OUT Verify CLUTCH CB IN • Warm up 65% RPM • Settings FLARM, 2x ALT, GYRO, COM, NAV, TX ENGINE RUNUP • T's & P's, warnings & cautions Green / No warnings & cautions • 75% RPM / Magnetos check Max RPM drop: 7% in 2 sec • Sprag clutch check Needles split / Idle OK, then 75% • All Doors / Seatbelts CLOSED, aft doors unlocked / ON • Frictions OFF • HYD Checked / ON • Increase RPM manually 101-102% • LOW RPM horn & light Checked @ 97% RPM SHUTDOWN • Collective / Cyclic, Pedals DOWN / NEUTRAL • Reduce RPM for cooling 65% • Frictions ON • Landing light / NAV lights OFF / Start timer 3:30 • After 3:30 Throttle CLOSED • CLUTCH switch DISENG. / Check CLUTCH light ON • Wait 30 sec Pull mixture CUTOFF • Wait 1 min Apply Rotor brake if required • Radios & Avionics 121.500 checked / OFF • CLUTCH light Check OUT • All Switches OFF / STROBE remains ON NORMAL CHECKLIST R44 Raven II HS - Checklist R44 Raven II Issue 2 / Rev. 1 Only checks & procedures in the POH are approved BASED ON R44 II POH – SECTION 2 – LIMITATIONS – PLACARDS – FAA APPROVED 03OCT2002 GROSS WEIGHT – LBS GROSS WEIGHT – KG PRESSURE ALTITUDE – HP x 1000 FT HOVER ALTITUDE OUT OF GROUND EFFECT ZERO WIND TAKE OFF POWER OR FULL THROTTLE R44 II POH – SECTION 5 – PERFORMANCE – FAA APPROVED 03OCT2002
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