Vibratory Feeders
7
COIL REPLACEMENT
Refer to the Parts List Drawing and Figs. 4, 5, 6 & 7
The following procedure should be followed in
removing and replacing the electrical assembly,
which includes the coil:
1. Remove both nameplates and insert the two
gap spacers (furnished with the unit) between
the E-frame center leg and the two armature
pole pieces (see Figure 4 & 5).
GAP
SPACERS
HD-46C .25
HD-56C .25
HD-66C .25
FEEDER AIR GAPS
FIGURE 5
AIR GAPS - ADJUST TO .093" (2.4 MM)
AIR GAP
.25
Figure 5
Figure 4
2. Remove, in order, the bolts securing the
upper end of the rear tuning spring stack to
the tiebar. Lift the tray-tiebar-lever assembly away
from the body housing (see Figure 6).
Figure 6
FRONT TUNING
SPRING STACK
TIE BAR
REAR
SPRING
STACK
3. Remove the bolts securing the electrical assembly
to the body housing and lift the assembly out of the
body housing (see Figure 7)
Figure 7
E-FRAME
ELECTRICAL
ASSEMBLY
COIL
BODY HOUSING
SPRING
BAR
DIAPHRAGM
4. If the coil is defective, the entire E-frame assembly
including the coil must be replaced (order from Eriez
parts list).
5. In reassembling the unit, first center the armature
at the bottom of the body cavity; then insert the
E-frame into the body cavity, making sure that the
center leg enters the space between the armature
pole pieces. Insert the bolts securing the electrical
assembly and fasten only finger tight.