Grizzly G0853 Owner's Manual page 22

To convert G0853 for 440V operation:
1. DISCONNECT MACHINE FROM POWER!
2. Remove electrical panel cover (see Figure 9).
Electrical Panel
Cover
Figure 9. Electrical panel cover location.
3. Remove DR-120-24/NDR-120-24 power sup-
ply for 220V (see Figure 10), and replace
with 440V power supply WDR-120-24.
220V Power
Supply
Figure 10. Location of 220V power supply.
4.
At top of 440V power supply, connect 24
and 24V wires to V+ terminal, and connect
GD and GRD wires to V- terminal. At bottom
of 440V power supply, connect R wire to L1
terminal, connect S wire to L2 terminal, and
connect E wire to Ground terminal.
5.
Remove main motor overload relay (see
Figure 11), and replace with Shihlin
TH-20SPP overload relay. Set amperage dial
to 13A.
-20-
6. Remove scoring motor overload relay (see
Figure 11), and replace with Shihlin TH-12S
overload relay. Set amperage dial to 1.6A.
Main
Motor Relay
Figure 11. Locations of 220V overload relays.
7. Move transformer T1 wire (see Figure 12)
from 220V terminal to 440V terminal.
T1 Wire
440V Terminal
Figure 12. Location of T1 wire and 220V/440V
terminals on transformer.
8. Open motor cabinet door.
9. Rewire main blade and scoring blade motors
for 440V (refer to motor wiring diagrams on
Page 101).
10. Close motor cabinet door and replace electri-
cal panel cover.
11. After assembly procedures are completed,
connect machine to power, as instructed on
Page 42.
Model G0853 (Mfd. Since 07/18)
Scoring
Motor Relay