Armature Replacement - Nordson A20A Product Manual

3
2
1
Figure 6 Solenoid Coil Replacement
1. Solenoid sleeve
2. Solenoid housing and coil*
Note: Parts marked with * are included in the coil service kit.

Armature Replacement

E 2017 Nordson Corporation
5. Unscrew the jam nut or loosen the set screw (5 or 6). Unscrew the
housing nut (3) and remove the solenoid housing from the solenoid
sleeve (1). Discard the parts you removed.
6. Slide the new solenoid housing over the solenoid sleeve.
7. Thread the new housing nut on the sleeve and tighten securely.
8. Thread the new jam nut on the sleeve and tighten securely, or install and
tighten the set screw securely.
9. Run the new coil wires through the conduit. Reconnect the conduit and
coil wires.
5
4
3. Housing nut*
4. Coil wires
WARNING: To prevent serious injury to personnel and damage to
equipment, relieve system fluid pressure and disconnect and lock out
system electrical power before repairing the spray gun.
See Figure 7. Use the armature service kit to replace the armature.
1. Relieve system fluid pressure. Disconnect and lock out system
electrical power.
2. Remove the gun from its mounting.
A20A Automatic Electric Airless Spray Gun
6
3
2
1
5. Set screw (CE approved
models)*
6. Jam nut*
15
4
Part 108182-03