Hydraulic EPs (9.27)

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Author:
walterm
ID:
260740
Filename:
Hydraulic EPs (9.27)
Updated:
2015-03-16 20:48:19
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IERW
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Hydraulic EPs (9.27)
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  1. 9.27.1
    #1 Hyd Pump Caution Appears
    1. T S s - B; t N
    2. L a s a p
    • 1. Tail Servo Switch - Backup; then normal
    • 2. Practicable
  2. 9.27.2
    #2 Hyd Pump Caution Appears
    1. P o R s - S p t r
    2. L a s a p
    • 1. Power on Reset switches - Simultaneously press then release
    • 2. Land as soon as practicable
  3. 9.27.3
    #1 and #2 HYD Pump Cautions Appear.

    L a s a p
    Possible. Restrict control movement to moderate rates.
  4. 9.27.4
    #1 or #2 Hyd Pump Caution and NO Back-Up Pump On Advisory
    1. A - A t a c a
    2. B H P s - O
    I B-U P O a s d n a:
    3. F a B s.- O (f # H P c)
    4. L a s a p
    • 1. Airspeed - Adjust to a comfortable airspeed
    • 2. Backup HYD Pump switch - On
    • If B/U Pump On advisory still does not appear:
    • 3. FPS and BOOST switches - Off (for #2 HYD Pump caution)
    • 4. Possible
  5. 9.27.5
    #1 or #2 Pri Servo Press Caution Appears

    1. S O s - C b a c
    2. I c a w t S O s c, m S O s to t o t m s.
    3. L a s a p
    • 1. SVO OFF switches - Check both are centered.
    • 2. If the caution appears with the SVO OFF switch centered, move the SVO OFF switch to turn off the malfunctioning servo.
    • 3. Land as soon as possible.
  6. 9.27.6
    #1 RSVR Low and #1 HYD PUMP Cautions Appear with Back-Up Pump On Advisory Appearing.

    1. L a s a p
    I B-U R L c a a
    2. S o s - x s

    Warning
    I # P S P c a, e l a, m c i, a b d
    3. L a s a p
    • 1. Land as soon as practicable
    • If Back-up Rsvr Low caution also appears
    • 2. SVO OFF switch - 1st STG

    If #2 PRI SERVO PRESS caution appears, estb landing attitude, minimize control inputs, begin descent.

    3. Land as soon as possible.
  7. 9.27.7
    #2 RSVR Low and #2 HYD Pump Cautions Appear with BACK-UP Pump On Advisory Appearing

    1. P o R S - S p t r

    2. L a s a p

    If b-u r l c a:

    3. S O S - x s.

    Warning:
    I # p s p c a, e l a, m c i, b d.

    4. L a s a p
    1. Power On Reset switches - Simultaneously press then release.

    2. Land as soon as practicable.

    If Back up RSVR Low caution appears:

    3. SVO Off Switch - 2nd stg.

    • Warning:
    • If #1 Pri Servo Press Caution appears, establish landing attitude, minimize control inputs, begin descent.

    Land as soon as possible.
  8. 9.27.8
    #2 RSVR Low Caution Appears

    Note:
    L m w c t v s p t t p-a s. B s o, S o, t f c w a

    1. B - O
    2. F - O
    3. L a s a p
    Logic module will close the valve supplying pressure to the pilot-assist servose, boost servo off, sas off, and trim fail cautions will appear.

    • 1. Boost - Off
    • 2. FPS - Off
    • 3. Practicable
  9. 9.27.9
    Collective Boost Servo Hardover/Power Piston Failure
    1. B s - O
    2. L a s a p
    ----
    9.27.10
    Pitch Boost Servo hardover
    1. S (x & x) a F s - O
    2. L a s a p
    Will increase control forces in collective by as much as 150 lbs

    • 1. Boost switch - Off
    • 2. Land as soon as practicable

    • ----
    • Will increase longitudinal cyclic control forces (~20 lbs)

    • 1. SAS (1 and 2) and FPS switches - Off
    • 2. Land as soon as practicable
  10. 9.27.11
    Boost Servo Off Caution Appears

    1. B S - O
    2. L A S A P
    • 1. Boost switch - Off
    • 2. Lasa Prac

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