CLEANING AND INSPECTION. - TM-10-3930-647-14-P0326

Figure 6-163.

Gland Bushing

Gland Details

Figure 5-162.

5-136 CLEANING AND INSPECTION.

e. Remove segment rings (G), This will allow

the gland assembly to be pulled from cylinder

a. After disassembly, clean ail metal parts in

and piston rod.

a Stoddard type cleaning solvent and dry thor-

oughly with compressed air.

f . Refer to figure 5-161 if it is necessary to

remove and replace packing set (H) or seal guard

CAUTION

k i t ( C ) . Upon reassembly be sure that ail com-

ponents mate or properly seat in one another.

CLEAN ALL RUBBER, PLASTIC, FIBER, OR

The seal guard kit (C) must be correctly posi-

tioned in the seal guard retainer (D), and

SYSTHETIC PARTS IN CLEAN HYDRAULIC FLUID.

the fiat side of the rubber ring must face

outward so the beveled sides of the ring will

b. Before reassembly, check ail parts for

properly mate with both bronze wiper rings.

f u r t h e r serviceability. Replace all O-rings,

The packing set has both a bottom and top

and check packings for wear or damage. Be

adaptor. The flat side of the bottom adaptor

sure that mating parts have smooth surfaces.

must set fiat against the rear gland bushing

The piston rod must not have any burrs, nicks

(L) with the beveled side of the adaptor facing

or rough spots - rod must be smooth finished.

outward so it will properly mate with packing

I f there are burrs, nicks, etc., polish surface

s e a l s , and fiat side of top adaptor must face

with crocus cloth until rod has an absolutely

outward so it will set flush against the front

smooth finish.

gland bushing (J).

CAUTION

g. The rear gland bushing (I) is held in place

by a snap ring (K), as shown in figure 5-163.

DO NOT USE EMBERY CLOTH OR SANDPAPER. DO NOT

h. The gland assembly is equipped with one

POLISH SO MUCH THAT CHROME PLATING IS WORN OFF

O-ring (L) and one back-up ring (M). These

components must always be positioned as shown

THIS IS IMPORTANT AS PACKINGS AND TUBE

ROD.

in figure 5-164. The back-up ring is always

on the side opposite the pressure.

WILL BE DAMAGED IF ROD IS BURRED, NICKED,

Pull piston rod from cylinder tube.

TAKE CARE NOT TO DAMAGE

SCRATCHED, ETC.

j . Check U-cup (N, figure 5-161) and wear ring

O-RINGS AND PACKING SEALS AT REASSEMBLY BY

( 0 ) f or wear or damage and replace as required.

MAKING SURE THAT THE

CHECKING CYLINDER,

5-98