1,1,1-Tricholoroethane is one of the solvents allowed for cleaning composite components. Do not submerge parts in the solvent or allow standing solvent on the parts or damage may occur. Use 1,1,1-Tricholoroethane only as a wipe solvent.
 B. Put the Airplane Back In Its Usual Condition
 S 842-040
 WARNING: FAILURE TO REMOVE COVERS FROM PITOT STATIC PROBES BEFORE FLIGHT
_______ MAY CAUSE LARGE ERRORS IN AIRSPEED-SENSING AND ALTITUDE-SENSING SIGNALS WHICH MAY LEAD TO LOSS OF SAFE FLIGHT.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 CAUTION:_______REMOVE ALL COVERS. ENGNES SHOULD NOT BE OPERATED WITH COVERS IN PLACE BECAUSE THE COVERS CAN COME OFF AND DAMAGE THE ENGINES.
 CAUTION: MAKE SURE THE PITOT PROBE COVER IS IN GOOD WORKING CONDTION
_______ WITH NO EVIDENCE OF DAMAGE, ESPECIALLY FRAYING AROUND THE COVER OPENING. FRAYED FIBERS FROM THE COVER COMBINED WITH OTHER SUBSTANCES SUCH AS DIRT, GREASE AND FLUIDS CAN CAUSE OBSTRUCTION IN THE PROBE.
 (1)  Remove covers from the following components: (a) Pitot static probes (b) Engine inlet, fan exhaust, and turbine exhaust (AMM 71-00-03) (c) Brakes (d) Tires
 S 842-033
 (2)  Remove the "PITOT PROBES COVERED" tag from the left control wheel in the flight deck.
 S 842-034

 WARNING: FAILURE TO REMOVE BARRICADE TAPE AND VINYL ADHESIVE TAPE FROM
_______ THE STATIC PORTS BEFORE FLIGHT MAY CAUSE LARGE ERRORS IN AIRSPEED-SENSING AND ALTITUDE-SENSING SIGNALS, WHICH MAY LEAD TO LOSS OF SAFE FLIGHT.
 CAUTION: REMOVE ALL BARRICADE TAPE, COVERS, POLYETHYLENE SHEET AND VINYL
_______ ADHESIVE TAPE. ENGINES SHOULD NOT BE OPERATED WITH COVERS IN PLACE BECAUSE THE COVERS CAN COME OFF AND DAMAGE THE ENGINES.
 (3)  Remove all barricade tape, covers, polyethylene sheet and vinyl adhesive tape from the following openings:
 (a)  
Static ports

 1)  Inspect each static port and if necessary use naphtha or equivalent, and a clean dry rag to remove tape residue, dirt and other contaminants around the static ports.

 (b)  
Surge tank and fuel tank vents (AMM 28-11-00)

 (c)  
APU exhaust duct outlet port (AMM 49-81-11)

 (d)  
Forward outflow valve (AMM 21-43-11)

 (e)  
Ram air inlet and outlet doors (AMM 21-52-00)

 (f)  
Cabin pressurization outflow valve (AMM 21-31-11)

 S 842-041
 (4)  Remove the "STATIC PORTS COVERED" tag from the left control wheel in the flight deck.
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 ALL  ú ú 02 Page 222 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 TASK 12-40-00-102-016
 4.  Polish the External Surfaces of the Airplane____________________________________________
 A. Equipment
 (1)  
Bonnet, Wool Pile - commercially available

 (2)  
Buffer Wheel, Cotton cloth, 80/92 thread count,
 Spiral sewn, 4- or 6-inch diameter, 5/8- or
 7/8-inch thick, 1/4-inch diameter arbor hole -commercially available

 (3)  
Buffer Wheel, Hard Cloth, machine sewn,
 bias-type, 7 x 3 x 5/8-inch, 16 Ply -commercially available

 (4)  
Burnishing Tool - commercially available

 (5)  
Sander/Polisher, Orbital, Air-Driven -commercially available

 B. Consumable Materials
 (1)  
C00523 Alodine 1000 - MIL-C-5541

 (2)  
B00047 Acid, Nitric - O-N-350

 (3)  
G00033 Cheesecloth - Woven, Rymplecloth No. 301

 (4)  
B00568 Compound - Cutting and Coloring,
 Schaffner No. 521, White Bar

 (5)  
B00567 Compound - Coloring, Schaffner No. 4094,
 Green Bar

 (6)  
D00281 Lubricant - Petroleum jelly

 (7)  
G02045 Pad - Scotch Brite, Fine or Ultrafine
　
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