ROOLS-ROYCE MERLIN
Engine Maintenance Manual
Derby, England, 1946
ROLLS-ROYCE
MERLIN
Two-stage, Two-speed
AERO ENGINE
MAINTENANCE
MANUAL
THIS PUBLICATION EMBRACES
MERLIN
61, 66, 67, 70, 71, 72, 73, 76, 77
85, 100, 104, 113, 114, 130 and 131
The Merlin 63, engine not specifically mentioned in the manual, is edentical to the Merlin 61 in the respects except that the propeller reduction gear ratio conforts to that quoted for the Merlin 66.
PUBLICATION No. T.S.D. 94 DECEMBER, 1946
issued by
ROLLS-ROYCE LIMITED, DERBY, ENGLAND
____________________
CONTENTS
CHAPTER 1. INTRODUCTION
CHAPTER 2. STORAGE AND TRANSPORTATION
CHAPTER 3. ISTALLATION AND REMOVAL
CHAPTER 4. STARTING AND OPERATION
CHAPTER 5. ENGINE ADJUSTMENT AND FIELD REPAIR
CHAPTER I INTRODUCTION
CONTENTS
OPERATING LIMITS
ENGINE DATA
GENERAL DESCRIPTION
Conditions of Flight |
Boost (lbs. per sq. in) |
R.P.M. |
Oil Temp. °C (inlet) |
Coolant Temp. °C (outlet) |
Time Limit |
TAKE-OFF | |
Merlin 61, 66, 67, 70, 71, 72, 73 & 77 |
12* |
3,000 max |
105° max |
135° max |
5 mins or |
Merlin 85, 100, 104, 113, 114, 130 & 131 |
18* |
3,000 max |
15° min |
60° min |
1,000 ft |
CLIMB OR SPECIAL EMERGENCY |
12* |
2,850 |
90° |
125° min |
1 hour |
ALL-OUT | |
Merlin-61 |
15* |
|
Merlin 66, 67, 70, 71, 72, 73, 77, 85, 113 & 114 |
18* |
3,000 |
105° |
135° |
5 mins |
Merlin 100, 104, 113, 114, 130 & 131 |
20* |
|
MAX. CRUISING | |
Merlin 61, 66, 67, 70, 71, 72, 73, 76, 77 & 85 |
7* |
2,650 (M.S.) |
90° |
105° |
- |
Merlin 100, 104, 113, 114, 130 & 131 |
9* |
2,850 (F.S.) |
90° |
115°* |
|
DIVING (Throttle lever at least one-third open) |
|
Merlin-61 |
15* |
|
Merlin 66, 67, 70, 71, 72, 73, 77, 85, 113 & 114 |
18* |
3,150 |
- |
- |
20 secs. |
Merlin 100, 104, 113, 114, 130 & 131 |
20* |
|
* Short period emergency on fighter aircraft and special application only.
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