Quantcast Figure 2-26. Compressing seals.

 

Click here to make tpub.com your Home Page

Page Title: Figure 2-26. Compressing seals.
Back | Up | Next

Click here for thousands of PDF manuals

Google


Web
www.tpub.com

Home


   
Information Categories
.... Administration
Advancement
Aerographer
Automotive
Aviation
Construction
Diving
Draftsman
Engineering
Electronics
Food and Cooking
Logistics
Math
Medical
Music
Nuclear Fundamentals
Photography
Religion
   
   

 

Share on Google+Share on FacebookShare on LinkedInShare on TwitterShare on DiggShare on Stumble Upon
Back
Figure 2-23. Measuring cylinder head clearance.
Up
TM-5-2410-233-34 Tractor Full Tracked Low Speed DED Medium Drawbar Pull; Oscillating Track 78-In. Gage (Caterpillar Model D7F) Manual
Next
Section IV. REMOVAL AND INSTALLATION OF MAJOR COMPONENTS
CAUTION
4. Place a seal on the expander. Turn the
Under
no
circumstances
should
c r a n k on the expander until the inside face of the
welding
be  done  on  the  wall  of  the
movable block is slightly past point (A). Then
cylinder except the welded area at the
return to point (A). Rotate the seal 90 on the
head end of the cylinder. Welding on
expander and expand again. Check to see if the seal
the cylinder wall can cause enough bore
will slip off the expander. If not, repeat the
distortion to cause interference between
procedure, expanding the seal farther each time,
t h e piston and the cylinder wall and can
until the seal will slip off the expander when block
result in severe scoring of the cylinder
i s returned to point (A).
wall.
5. Lubricate the outer seals and place
(10) Vane type pumps.
t h e m on the piston. Install and lubricate the wear
(a) Before disassembling a pump, mark the
ring.
pump body and cover to insure correct assembly
6. Select the applicable compressor (1, fig.
w i t h respect to port relationship.
2 - 2 6 ) and install the clamp (2) on the compressor.
P l a c e the compressor loosely over the outer seals
( f i g . 2-26). Place the compressor on the piston so
the rolled side of the compressor will be facing the
cylinder when the piston is installed in the cylinder.
Figure 2-27. Pump cartridge.
Figure 2-26. Compressing seals.
7. Slowly turn the handle on the clamp
and force the seals into their grooves. Be certain the
seals are being settted in their grooves as they are
being compressed.
8. P l a c e t h e p i s t o n a s s e m b l y i n t o t h e
cylinder bore as illustrated; be certain the piston is
s q u a r e in the bore.
9. Drive on the piston rod until the entire
piston assembly is in the cylinder bore. Remove the
clamp and the compressor.
10. Install the bolts securing the cylinder
h e a d to the cylinder with the piston rod fully ex-
tended. Tighten the bolts to the torque value in the
SPECIFICATIONS.
(9) C y l i n d e r i n s t a l l a t i o n . B e f o r e i n s t a l l i n g a
(b) Assemble the vanes (2, fig. 2-27) (and
hydraulic cylinder, apply FED SPEC TT-A-580
inserts (1)) in the rotor (5) and the rotor into the
A n t i - S e i z e Compound to the cylinder pins and pin
ring (4). The sharp edges of the vanes (2) and the
b o r e s to aid in future removal. After the cylinder
arrows (fig. 2-28) on the ring and rotor must point
has been installed, start the engine and operate the
in the direction of PUMP ROTATION when the
c y l i n d e r to remove air from the hydraulic system.
cartridge is installed in the pump cover. Note that
When the system is functioning properly, check the
the passage (A) and passages (C) are angled toward
level of the oil in the hydraulic oil supply tank.
t h e direction of pump rotation.

Privacy Statement - Press Release - Copyright Information. - Contact Us

Integrated Publishing, Inc.