(6)
If there is a worn area in only one component part, replace all of the clamp assembly.
B. Procedure
S 912-007-C00
(1) Clampshell Type Clamp Installation (Fig. 201)
(a)
Attach the clampshell clamp assembly on the tube where the tube is straight and free of bends and damage.
CAUTION:_______DO NOT PUT THE CLAMPSHELLS ON A TUBING BEND. CLAMPSHELLS CAN CAUSE DAMAGE TO THE TUBE.
(b)
Connect the clampshells on the tube. 1) Put together the two clampshells.
NOTE: Clampshell halves are the same.
____
a) Install the clamp in the center of the clampshell.
b) You can put the clamp between the clampshell shoulders, if the adjacent installations prevent the placement of the clamp.
(c) Attach the clampshell clamp assembly with a number 10 fastener.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
TUBE
Clampshell Type Clamp Installation
Figure 201
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
SEALS (PREFORMED PACKINGS AND O-RINGS) AND GASKETS -
____________________________________________________ MAINTENANCE PRACTICES
_____________________
TASK 70-30-01-912-002-C00
1. Seals (Preformed Packings and O-Rings) And Gaskets__________________________________________________
A. General
(1)
The data in this procedure is applicable to all installations that use seals or gaskets.
(2)
Seal removal, installation and lubrication instructions is given in this procedure.
(3)
This procedure tells you when you can continue to use a gasket.
B. Procedure
S 912-001-C00
(1) Removal of the Seal
(a) Do not remove the seals with a sharp or pointed tool (knife-blade or a scriber) which could cause damage to the surface of the parts.
S 912-003-C00
(2) Lubrication of Seals
(a)
Lubricate the seals with lubricants recommended in the installation procedure.
WARNING:_______DO NOT LET ENGINE OIL STAY ON YOUR SKIN. USE ENGINE OIL IN AREA WITH GOOD VENTILATION. ENGINE OIL IS POISONOUS AND CAN BE ABSORBED THROUGH YOUR SKIN. ENGINE OIL FUMES CANT IRRITATE YOUR RESPIRATORY TRACT.
(b)
Apply a light layer of engine oil to the O-rings.
1) If you apply too much lubricant, you can prevent the correct seal installation and can cause contamination.
S 912-006-C00
(3) Installation of the Seal
(a)
Use only new seals and rubber items during installation operations.
(b)
Make sure the seals are in good condition and free from cuts or gouges.
(c)
During the seal installation, be careful to install the seal correctly. 1) Make sure the seal groove (recess) is free from sharp
edges.
(d)
For O-rings that must be installed over threads or splines, you must use a conical sleeve, without burrs or sharp edges, to prevent damage to the seal.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
S 912-011-C00
(4) Continued use of the Aluminum Gaskets
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