AFT AIRSTAIR AND ENTRY DOOR LUBRICATION
EFFECTIVITY
Airplanes with Aft Airstair
1. General
A. This procedure provides instructions for lubricating the aft airstair and entry door.
2. Equipment and Materials
A. Flush gun (grease gun)
B. Zerk gun (grease gun)
C Lubrication Set -Entry, Cargo, Service, and Galley Door Camshaft Bearings -F72942-1
NOTE: Lubrication set may be used to reach lubrication fittings where access is difficult.
D. Grease -BMS 3-33, preferred (Ref 20-30-21)
E. Grease -MIL-G-23827, alternate (Ref 20-30-21)
3. Service Airstair and Entry Door
A. Extend aft airstair (Ref 52-14-0 D&O).
B. Lubricate aft airstair and entry door as shown (Fig. 201).
C. Retract aft airstair (Ref 52-14-0 D&O).
May 01/01 12-25-61 Page 201
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Aft Airstairs and Entry Door Lubrication 500
12-25-61 Figure 201 (Sheet 1) Oct 20/89
Page 202
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
500 Aft Airstair and Entry Door Lubrication
May 01/01 Figure 201 (Sheet 2) 12-25-61
Page 203
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
Aft Airstair and Entry Door Lubrication 500
12-25-61 Figure 201 (Sheet 3) May 01/01
Page 204
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
500 Aft Airstairs and Entry Door Lubrication
May 01/01 Figure 201 (Sheet 4) 12-25-61
Page 205
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
Aft Airstair and Door Lubrication 500
12-25-61 Page 206 Figure 201 (Sheet 5) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. May 01/01
FORWARD AIRSTAIRS LUBRICATION
EFFECTIVITY
Airplanes With Forward Airstair
1. General
A. This procedure provides instructions for lubricating the forward airstairs.
2. Equipment and Materials
A. Flush gun (grease gun)
B. Zerk gun (grease gun)
C. Grease -BMS 3-33, preferred (Ref. 20-30-21)
D. Grease -MIL-G-23827, alternate (Ref. 20-30-21)
3. Service Forward Airstairs
A. Extend forward airstairs (Ref. 52-61-0 D&O).
B. Lubricate forward airstairs as shown (Fig. 201).
C. Retract forward airstairs (Ref. 52-61-0 D&O).
May 01/01 12-25-71 Page 201
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Forward Airstair Lubrication 580
12-25-71 Page 202 Figure 201 (Sheet 1) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. Oct 20/89
580 Forward Airstair Lubrication
May 01/01 Figure 201 (Sheet 2) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 12-25-71 Page 203
Forward Airstair Lubrication 580
12-25-71 Page 204 Figure 201 (Sheet 3) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. Jun 20/89
580 Forward Airstair Lubrication
May 01/01 Figure 201 (Sheet 4) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 12-25-71 Page 205
Forward Airstair Lubrication 580
12-25-71 Page 206 Figure 201 (Sheet 5) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. May 01/01
580 Forward Airstair Lubrication
May 01/01 Figure 201 (Sheet 6) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 12-25-71 Page 207
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