Service Manual

Page 23 A-4
ANALYZING MECHANICAL DIFFICULTIES:
The Crosman Model 38 Revolver can be maintenance free -with, proper use and care as outlined in this manual. If after reassembly
malfunctions should occur, the following are the most probable.
(1)
Malfunction
(2)
Probable Cause
(3)
Corrective Action
(1) Hard Trigger Pull
or cocking action
a. Check for Cylinder Ass'y. 38-68
rubbing on frame
a. Loosen Frame Screws 38-49 and move Cover 38-5
In the direction necessary to relieve pressure off
cylinder,
b. Not enough clearance between
Barrel 38G-3 or 38T-3 and
Cylinder Ass'y. 38-68.
b. Remove Barrel Housing and loosen Barrel Set Screw
38-50. Insert .004 shim between cylinder and end of
Barrel. Seat Barrel against shim, tighten Barrel Set
Screw and remove shim.
c. Pellet not fully chambered. c. Rotate cylinder and fully chamber pellet or remove
pellet if damaged.
d. Valve Body Screw 150-13 not
tight.
d. Tighten Valve Body Screw.
e. Tube Assembly 38-56 rubbing
on. Hammer 38-20
e. A thin metal stock or machinist rule can be Inserted
between hammer and tube to obtain clearance, or
remove Cover 38-5 and carefully pull tube away from
hammer.
f. Lack of lubrication at Hammer
Spring and Hammer
f. Lubricate (with Lubriplate) area In Hammer 38-20
where Hammer Spring 38-38 is inserted.
(2) Does not shoot in
line with sights
a. Barrel not lined up properly with
Barrel Housing.
a. Remove Barrel Housing 38-C2 or 38-T2 loosen Barrel
Set Screw 38-50 and rotate barrel 38-C3 or 38-T3 to
a new position.
(3) Low velocity a. Spring Pivot 30-82 is too low. a. Adjust Spring Pivot a little higher. Normal position
should be approximately 1 1/4" from bottom of
Hammer Spring 38-38.