737-300/400/500
MAINTENANCE MANUAL
FORWARD AIRSTAIR GUIDEDOOR
ROLLER SEE A
CENTERING ROLLER BSEE TRACK DOOR
AND ROCKER ARM DOOR LOCKPIN CSEE
CARRIAGE ROLLERS DSEE
UP SWITCH (STANDBY SYSTEM) HOLE FOR ACCESS JACKSCREW SWITCH (NORMAL SYSTEM) ACTUATOR
FWD (SHOWN REMOVED) MOTOR FOR THE STANDBY SYSTEM SYSTEM THE NORMAL MOTOR FOR
COMPARTMENT WITH THE DOOR CLOSED INSIDE THE ELECTRONIC EQUIPMENT
Forward Airstair Door Lubrication
Figure 301 (Sheet 1)
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A
737-300/400/500MAINTENANCE MANUAL
GUIDE ROLLER FLUSH
MIL-G-23827 (1 LOCATION) 2
DOOR TRACK
PIN
FITTING
GUIDE ROLLER 1 POINTA1
CARRIAGE (REF)
FWD
CENTERING ROLLERFLUSH
MIL-G-23827 LOCK PIN (1 LOCATION)
CENTERING ROLLER 1 POINT
1 THE FORWARD ROLLER IS SHOWN. THE AFT ROLLER IS THE SAME
B
2
THE LUBRICATION FITTING
IS IN THE VISIBLE
END OF THE GUIDE ROLLER
Forward Airstair Door Lubrication Figure 301 (Sheet 2)
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A
737-300/400/500
MAINTENANCE MANUAL
LOCK PIN
DC-33
(1 LOCATION)
ROCKER ARM BOLT
DC-33
(1 LOCATION)
FORK END
FITTING
ROCKER ARM BOLTS
ROCKER ARM
DC-33 (2 LOCATIONS)
INBOARD CONTROL CABLE
DC-33
(1 LOCATION) OUTBOARD 6 CONTROL CABLE FWD
DC-33
(1 LOCATION)
6
DOOR LOCKPIN AND ROCKER ARM 6 POINTS C3
DOOR AND CARRIAGE NOT SHOWN 6
3
CABLE CRAFT PART NUMBER 580-296-001 DOES NOT REQUIRE LUBRICATION
Forward Airstair Door Lubrication Figure 301 (Sheet 3)
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A 737-300/400/500MAINTENANCE MANUAL
HOLE FOR ACCESS CARRIAGE
A A
FWD
MANUAL DRIVE
CARRIAGE ROLLERS CARRIAGE
D 4 CARRIAGE RAILS
ROLLERS FLUSH
5 (1 LOCATION) MIL-G-23827
5 4 ROLLERS THROUGH THE HOLES ON THE CARRIAGE THERE ARE FOUR ROLLERS MOVE THE DOOR MANUALLY TO GET ACCESS TO THE RAIL FOR ACCESS HOLE IN CARRIAGE Figure 301 (Sheet 4) Forward Airstair Door Lubrication 1 POINT A-A
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A 737-300/400/500MAINTENANCE MANUAL
S 863-007
(5)
Manually close and lock the airstair door.
S 413-008
(6)
Install the electric motor for the standby system (Ref 52-61-59/401).
TASK 12-25-14-603-012
3. AIRPLANES WITH PART NUMBER 20700 EANCO CONTROL CABLES; Forward Airstair Control Cable Lubrication
__________________________________________
A. Consumable Materials
(1)
D00012 Grease, Silicone - DC33
(2)
D00013 Grease - MIL-G-23827
B. References
(1)
52-61-53/401, Forward Airstair Door Lock Mechanism
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