ON ON ON
L STALL R LDG HYD GEN OFF OFF OFF
a a
a WING DUCT YAW DMPR EQUIP COOL ANTI ICE LEAK L FWD
WINDOW/ FUEL R AFT PROBE HEAT QTY
M10191 GENERATOR FIELD AND MISCELLANEOUS TEST PANEL, M10398
HYDRAULIC CONTROL PANEL (P61)
GH
Hydraulic Motor-Driven Generator System Component Location Figure 501 (Sheet 2)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH 5 KVA HMG ú
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MAINTENANCE MANUAL
S 615-007
(6) If you use the Alternating Current Motor Pump (ACMP) to pressurize the hydraulic system, do these procedures:
(a)
Pressurize the left hydraulic system and the right hydraulic system with the ACMPs (AMM 29-11-00).
(b)
Put the PTU switch on the P61 panel to the ON position.
E. Procedure
S 715-008
(1) Do a test on the HMG system (Fig. 501):
(a)
Push the DISPLAY STATUS switch on the EICAS display select panel P9.
(b)
Hold the GND PROX/HYD GEN switch on the P61 panel in the HYD GEN position.
NOTE: THE PITOT HEATER ANNUNCIATOR LIGHTS MAY FLASH WHILE
____
PERFORMING THIS TEST.
(c)
Make sure HYD GEN ON and HYD GEN VAL show on the EICAS lower display.
(d)
On the EICAS maintenance page, make sure the ELEC/HYD display shows: 1) HYD GEN DC-V 28 |4 2) HYD GEN AC-V 115 |5 3) HYD GEN FREQ 400 |5
(e)
Release the GND PROX/HYD GEN switch (P61) and make sure these values are shown on the EICAS maintenance page:
NOTE: On airplanes with 10 KVA HMG, the HMG will continue to
____ operate for approximately 15 seconds after the test switch is released.
1) HYD GEN DC-V 0 |4
2) HYD GEN AC-V 0 |5
3) HYD GEN FREQ 0 |5
(f) Make sure HYD GEN ON and HYD GEN VAL do not show on the EICAS lower display.
S 845-010
(2) Put the Airplane back to its Usual Condition
(a)
If you used the ACMPs:
1) Put the PTU switch to the OFF position.
(b)
Remove the hydraulic power if it is not necessary (AMM 29-11-00).
(c)
Remove the electrical power if it is not necessary (AMM 24-22-00).
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MAINTENANCE MANUAL
CENTRAL HYDRAULIC SERVICE CENTER
SEE B
LEFT WHEEL WELL SEE A
HYDRAULIC MOTOR GENERATOR SHUTOFF VALVE
SEE E HYDRAULIC FLOW
HYDRAULIC FLOW LIMITER
LIMITER (LOWER RATED) (HIGHER RATED)
HYDRAULIC MOTOR
GENERATOR
ACCUMULATOR
HYDRAULIC MOTOR
SEE C GENERATOR
CHARGING LINE SEE D
FWD HYDRAULIC LINE LEFT WHEEL WELL
A UNION
CHARGING LINE SUPPORT
CLAMP PRESSURE GAGE ACCUMULATOR
DUST CAP SUPPORT CLAMP
UNION CHARGING VALVE
CHARGING LINE
CENTRAL HYDRAULIC SERVICE CENTER
HYDRAULIC MOTOR GENERATOR ACCUMULATOR
BC
Hydraulic Motor Generator System - Component Location Figure 501A (Sheet 1)
A51160
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MAINTENANCE MANUAL
P11 PANEL
P6 PANEL
FLIGHT COMPARTMENT
MOUNTING BOLT (3 LOCATIONS)
MANUAL OVERRIDE ARM POSITION INDICATOR MISCELLANEOUS TEST PANEL
SEE F
P61 PANEL
GENERATOR FIELD AND HYDRAULIC CONTROL PANEL, M10191
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