Figure 3-7. Power supply, rear view.

TM 11-6660-204-25

Figure 3-7. Power supply, rear view.

If light can be seen through the opening in the

and sleeve assembly; be sure to locate

j e w e l , the assembly is sufficiently clean, even

the ball before proceeding.

though traces of ink still remain.

(4) If the ball is still in the nib, continue

(10) If the sleeve assembly is not clean, re-

tapping the nib until the ball comes out.

peat the cleaning compound bath. Check the sleeve

(5) Insert a thin piece of wire through the

assembly for cleanliness after each bath. Continue

opening in the jewel to remove any paper fiber

this procedure until the sleeve assembly is clean.

that may be lodged there.

(6) Place all parts of the pen into a small

NOTE

container that contains cleaning compound (iso-

If a cleaning compound is not available,

propyl alcohol) and allow the parts to soak for 24

p e n cleaning can be accomplished by

hours.

placing components in boiling water for

30 minutes. This is recommended as an

NOTE

e m e r g e n c y procedure only, if cleaning

If it is not possible to soak the parts for

compounds or replacements parts are not

24 hours, use several cleaning compound

available.

baths. Do not use the same bath more

(11) Remove the ball from the bath with a

than once. Insert a cleaning wire ((5)

pair of tweezers and place the ball on a piece of

above) through the jewel after each rin-

lint free paper.

sing.

(12) Dry tile ball by rotating it on the paper.

(7) Remove all parts, except the ball, from

the cleaning compound bath.

NOTE

(8) Hold each part securely and blow on it

As the ball dries, it will develop a small

static charge. Therefore, be careful when

until it is dry. Use clean filtered air if available.

approaching the ball with any charged

(9) Hold the sleeve assembly up to the light.

3-9