**ON A/C ALL
FUEL FLOW INDICATING − MAINTENANCE PRACTICES
1.
General
A.
The maintenance procedures that follow are for the:
–
Removal and installation of the fuel flow indicator
–
Removal and installation of the fuel flow transmitter
–
Operational test of the fuel flow indicator.
2.
Removal/Installation
A.
Removal of the Fuel Flow Indicator
Refer to Figure 201.
WARNING:
REMOVE ALL ELECTRICAL POWER FROM THE AIRCRAFT
BEFORE YOU DO MAINTENANCE. PUT WARNING PLACARD AT
THE EXTERNAL POWER RECEPTACLE AND IN FLIGHT
COMPARTMENT. THIS IS NECESSARY TO PREVENT
ELECTRICAL SHOCK TO PERSONS AND/OR DAMAGE TO THE
EQUIPMENT.
(1) Remove the electrical power from the aircraft (refer to AMM 12−00−05).
(2) Open, safety clip and tag the circuit breakers that follow:
(a)
On the left DC circuit breaker panel:
–
FUEL FLOW IND ENG 1 (C5)
–
IND LCD HTR (S2)
(b)
On the right DC circuit breaker panel:
–
FUEL FLOW IND ENG 2 (Q5)
–
IND LCD HTR (A1)
(3) Remove the fuel flow indicator (1) as follows:
(a)
Loosen the top right and lower left screws (3), that attach the indicator (1),
approximately five turns.
(b)
Push in the top right and lower left screws (3) to disengage the clamping
mechanism.
(c)
Pull out the fuel flow indicator (1) from the instrument panel (4).
(d)
Disconnect the electrical connector (2), and remove the indicator (1).
(e)
Put a protective cap on the electrical connector (2).
B.
Installation of the Fuel Flow Indicator
Refer to Figure 201.
(1) Make sure that the aircraft is in the same configuration as in the removal procedure.
(2) Install the fuel flow indicator (1) as follows:
(a)
Remove the protective cap from the electrical connector (2). Connect the
electrical connector (2) to the indicator (1).
(b)
Insert and align the indicator (1) on the instrument panel (4).
D
SERIES 100
AIRCRAFT MAINTENANCE MANUAL
MASTER
EFFECTIVITY: See Pageblock 73−32−00 page 201
73−32−00
Page 201
Jan 15/2010