Desa 496 - Manual (Page 21)

21
105635
Tool Assembly
WARNING: Always unload a powder actuated tool before disassembling,
replacing barrel, cleaning, or assembling.
A. INSERTING OUTER LINER ASSEMBLY INTO HOUSING
1. Place ball bearing and spring in end of outer liner assembly (see Figure 11, page
20).
2. Slide outer liner assembly into tool body.
B. ATTACHING TRIGGER ASSEMBLY TO HOUSING
1. Insert trigger assembly into tool body at rear of housing (see Figure 10, page 20).
2. Secure trigger pin by inserting trigger pin through housing and trigger assembly
(see Figure 10, page 20) .
C. ATTACHING FIRING PIN ASSEMBLY
1. Insert push pin into hole in housing next to outer liner assembly (see Figure 12).
2. Insert firing pin assembly in outer liner assembly.
3. Insert spring and sear through slot on outer liner assembly and into slot in firing
pin assembly (see Figure 12).
4. Slide firing pin guide on outer liner assembly (see Figure 13).
5. Slide springs on outer liner assembly (see Figure 13).
D. REPLACING ROCKER ARM ASSEMBLY
1. Insert rocker arm spring in recess on assembly handle pad (see Figure 14).
2. Put rocker arm assembly inside of the housing. Line up screw hole in housing with
hole in rocker arm assembly (see Figure 15).
Figure 15 - Replacing Rocker Arm
Assembly into Housing
Rocker Arm
Spring
Figure 14 - Replacing Rocker Arm
Spring into Handle Pad
Assembly
Handle Pad
Continued
Rocker Arm
Assembly
Figure 13 - Inserting Firing Pin
Guide and Springs
Springs
Firing Pin
Guide
Outer Liner
Assembly
Figure 12 - Inserting Firing Pin
Assembly, Spring, Sear, and Push Pin
Sear
Sear
Spring
Firing Pin Assembly