TM 55-1520-228-10
Change 11 1-1
INTRODUCTION
1-1. GENERAL.
These instructions are for use by the operator. They
apply to all Army OH-58A/C helicopters.
1-2. WARNINGS, CAUTIONS, AND NOTES
DEFINED.
Warnings, cautions, and notes are used to emphasize
important and critical instructions and are used for the
following conditions.
WARNING
Highlights an essential operating or
maintenance procedure, practice,
condition, statement, etc. which if
not strictly observed, could result in
injury to, or death of, personnel or
long term health hazards.
CAUTION
Highlights an essential operating or
maintenance procedure, practice,
condition, statement, etc. which if
not strictly observed, could result in
damage to, or destruction of
equipment or loss of mission
effectiveness.
NOTE
Highlights an essential operating or
maintenance procedure, condition,
or statement.
1-3. DESCRIPTION – MANUAL.
This manual contains the complete operating instruc-
tions and procedures for the Army OH-58A/C helicopter.
The primary mission of this helicopter is that of observa-
tion and is designed for landing and take off from pre-
pared and unprepared surfaces. The observance of
procedures is mandatory except when modification is
required because of multiple emergencies, adverse
weather, terrain, etc. Your flying experience is recog-
nized, and therefore, basic flight principles are not in-
cluded. It is required that THIS MANUAL BE CARRIED
IN THE HELICOPTER AT ALL TIMES.
Appendix A is a listing of official publications cited within
the manual applicable to and available for flight crews.
1-5. INDEX.
The index lists, in alphabetical order, every titled para-
graph, figure (F), and table (T) contained in this manual.
Chapter 7 performance data has an additional index
within that chapter.
1-6. ABBREVIATIONS.
Designator symbols and abbreviations shall be used in
conjunction with text contents, headings, and titles to
show effectivity of the material. Chapter 7 contains a list
of abbreviations used in this publication.
1-7. ARMY AVIATION SAFETY PRO-
GRAM.
Reports necessary to comply with the safety program
are prescribed in AR 385-40.
1-8. DESTRUCTION OF ARMY MATERIAL
TO PREVENT ENEMY USE.
For information concerning destruction of Army materiel
to prevent enemy use, refer to TM 750-244-1-5.
1-9. FORMS AND RECORDS.
Army aviators flight record and helicopter maintenance
records which are to be used by crewmembers are pre-
scribed in DA PAM 738-751 and TM 55-1500-342-23.
Summary of Contents for OH-58A
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Page 53: ...TM 55 1520 228 10 Change 13 2 11 Figure 2 5 Principal Dimensions Sheet 1 of 2 ...
Page 56: ...TM 55 1520 228 10 Figure 2 7 Float Gear Equipped Helicopter 2 14 ...
Page 57: ...TM 55 1520 228 10 Figure 2 8 Locking Devices for Doors 2 15 ...
Page 59: ...TM 55 1520 228 10 2 17 Figure 2 9 WSPS Configuration ...
Page 61: ...TM 55 1520 228 10 Change 11 2 19 FIGURE 2 10 HAS BEEN DELETED ...
Page 62: ...TM 55 1520 228 10 2 20 Change 11 Figure 2 11 Engine ...
Page 64: ...TM 55 1520 228 10 Figure 2 12 Overhead Console 2 22 Change 10 ...
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Page 69: ...TM 55 1520 228 10 2 25 Figure 2 13 Instrument Panel and Console Typical A ...
Page 70: ...TM 55 1520 228 10 2 26 Change 11 Figure 2 14 Instrument Panel and Console Typical C ...
Page 75: ...TM 55 1520 228 10 Figure 2 15 Auxiliary Fuel System 2 29 ...
Page 84: ...TM 55 1520 228 10 Figure 2 17 Heater Control and Vent Pull Knobs 2 38 Change 12 ...
Page 92: ...TM 55 1520 228 10 Figure 2 18 1 AAU 32 A Altitude Encode Pneumatic Altimeter 2 46 Change 4 ...
Page 95: ...TM 55 1520 228 10 Change 11 2 47 Figure 2 19 Warning and Caution Panels ...
Page 98: ...TM 55 1520 228 10 Figure 2 20 Servicing Diagram Sheet 2of 2 2 50 Change 11 ...
Page 107: ...TM 55 1520 228 10 Figure 2 22 Gravity Refueling With Closed Circuit Receiver 2 59 ...
Page 109: ...TM 55 1520 228 10 Change 11 2 61 Figure 2 23 Refueling Receptacle ...
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Page 168: ...TM 55 1520 228 10 Figure 5 1 Instrument Markings A 5 2 Change 11 ...
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Page 170: ...TM 55 1520 228 10 Figure 5 2 Instrument Markings Sheet 1 of 3 5 3 blank 5 4 Change 14 ...
Page 171: ...TM 55 1520 228 10 Change 11 5 5 Figure 5 2 Instrument Markings Sheet 2 of 3 ...
Page 175: ...TM 55 1520 228 10 Change 11 5 9 T63 A 720 Figure 5 3 Airspeed Operating Limits Chart ...
Page 182: ...TM 55 1520 228 10 6 4 Change 10 Figure 6 3 Cargo Space ...
Page 183: ...TM 55 1520 228 10 Change 11 6 5 Figure 6 4 Fuel Loading Chart ...
Page 184: ...TM 55 1520 228 10 6 6 Figure 6 5 Personnel Loading ...
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Page 204: ...TM 55 1520 228 10 Figure 7 12 Torque Available Continuous Operation Chart Sheet 1 of 4 7 52 ...
Page 205: ...TM 55 1520 228 10 Figure 7 12 Torque Available Continuous Operation Chart Sheet 2 of 4 7 53 ...
Page 206: ...TM 55 1520 228 10 Figure 7 12 Torque Available Continuous Operation Chart Sheet 3 of 4 7 54 ...
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Page 211: ...TM 55 1520 228 10 Change 10 7 59 Figure 7 13 Hover Chart Sheet 3 of 3 ...
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Page 215: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 1 of 13 7 63 ...
Page 216: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 2 of 13 7 64 ...
Page 217: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 3 of 13 7 65 ...
Page 218: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 4 of 13 7 66 ...
Page 219: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 5 of 13 7 67 ...
Page 220: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 6 of 13 7 68 ...
Page 221: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 7 of 13 7 69 ...
Page 222: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 8 of 13 7 70 ...
Page 223: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 9 of 13 7 71 ...
Page 224: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 10 of 13 7 72 ...
Page 225: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 11 of 13 7 73 ...
Page 226: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 12 of 13 7 74 ...
Page 227: ...TM 55 1520 228 10 Figure 7 15 Cruise Chart Sheet 13 of 13 7 75 ...
Page 231: ...TM 55 1520 228 10 7 79 Figure 7 17 Climb Descent Chart C ...
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Page 237: ...TM 55 1520 228 10 Figure 7 19 Idle Fuel Flow Chart 7 85 7 86 blank ...
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Page 242: ...TM 55 1520 228 10 8 4 Change 10 Figure 8 1 Exterior Check Diagram ...
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Page 259: ...Figure 9 1 Emergency Exits and Equipment Sheet 1 of 2 Change 14 9 3 TM 55 1520 228 10 ...
Page 260: ...Figure 9 1 Emergency Exits and Equipment Sheet 2 of 2 9 4 Change 14 TM 55 1520 228 10 ...
Page 261: ...Figure 9 2 Autorotational Glide Characteristics Chart Change 14 9 5 TM 55 1520 228 10 ...
Page 268: ...SECTION II MISSION EQUIPMENT NOT APPLICABLE 9 12 Change 14 TM 55 1520 228 10 ...
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