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Page Title:
Appendix G: CONVERTING THE OV-1 AIRCRAFT HYDRAULIC SYSTEMS FROM MIL-H-5606 TO MIL-H-83282 HYDRAULIC FLUID |
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 TB 55-1500-334-25
APPENDIX G
CONVERTING THE OV-1 AIRCRAFT HYDRAULIC SYSTEMS
FROM MIL-H-5606 TO MIL-H-83282 HYDRAULIC FLUID
G-5. Flush the discharge line with 2 quarts (1.89 liters) of
G-1. Place the aircraft on jacks.
MIL-H-83282 fluid. Disconnect the D6A discharge line.
G-2.
Drain the hydraulic fluid (MIL-H-5606) at the
G-6. Disconnect the number 2 engine hydraulic pump
reservoir.
discharge line and attach the D6A discharge line.
G-3. Use a D6A hydraulic mule serviced with MIL-H-
G-7. Flush the discharge line with 2 quarts (1.89 liters) of
83282 with a flash point of 410 (210 ) to service the
F
C
MIL-H-83282 fluid. Disconnect the D6A discharge line.
aircraft hydraulic system.
G-8. Attach the D6A discharge line to the pressure line at
G-4. Disconnect the discharge line at the number I
the reservoir and flush all hydraulic systems (with the
engine hydraulic pump and attach the discharge line from
exception of the brake system). The following table
the D6A.
indicates the system, number of actuations, and amount
of hydraulic fluid used.
NO. OF
SYSTEM
ACTUATIONS
HYDRAULIC FLUID USED
Pump discharge lines
-
4 quarts (3.78 liters)
Landing gear
5
16 quarts (15 liters)
Speed brakes
5
& quarts (7.6 liters)
Nose steering
5
4 quarts C3.8 liters)
Flaps
5
2 quarts (1.89 liters)
Ailerons
5
2 quarts (1.89 liters)
Brake, right
-
4 quarts (3.7 liters)
Brake, left
-
4 quarts (3.7 liters)
Windshield wipers
-
1 quart (0.94 liter)
Suction lines
-
4 quarts (3.8 liters)
Total
49 quarts (46.10 liters) I
Change 5
G-1
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