L3 l2 l1 – Champion Manufacturing DH2000 User Manual
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A standard 3-phase operation dishwasher can be converted for
1-phase operation with the installation of a jumper wire on the main
terminal and rewiring of the wash tank and booster tank heaters.
A jumper wire, jumper bars and a new data plate are stowed
on top of the wash tank heater junction box.
To convert the dishwasher from 3-phase to 1-phase operation:
Install Main Terminal Block Jumper Wire
1. Disconnect all power to the machine.
2. Remove the top-mounted control cabinet cover and locate the
main terminal block located in the left-rear corner of the cabinet.
3. Connect the jumper wire (shipped inside the control cabinet)
between L2 and L3 on the output side of the main terminal block.
4. Connect the 1-phase incoming power supply to L1 and L2 on the
input side of the main terminal block.
Rewire Wash Tank Heater Element for 1PH
1. Remove the lower front panel.
2. Remove the wash tank heater junction box cover.
3. Remove the paper insulator and jumper bars from the heater
terminals.
4. Additional short jumper bars are stowed with the new data plate.
5. Reposition the jumper bars for 1PH as shown below.
6. Connect the #33 wire to one element terminal as shown.
7. Connect the #34 and #35 wires to the other terminals as shown.
8. Reinstall the paper insulator and the junction box cover.
Rewire Booster Heater Element for 1PH
1. Remove the booster heater element cover.
2. Remove the paper insulator and jumper bars from the heater
terminals.
3. Install the jumper bars for 1PH as shown below.
4. Additional short jumper bars are stowed with the new data plate.
5. Connect the #36 wire to one element terminal as shown.
6. Connect the #37 and #38 wires to the other terminals as shown.
7. Reinstall the paper insulator and the booster heater element cover.
Installation
Electrical Connections
Connect the jumper wire between L2 and L3
on the output side of the main terminal block
SINGLE PHASE
POWER CONNECTION
208-240V/60/1
LINE IN
GRD
L1
L2
L1
L2
L3
JUMPER
Field Conversion from 3-phase to 1-phase Operation
3PH
33
34
35
L3
L2
L1
36
37
38
3PH
L3
L2
L1
NOTE: The additional jumper bars needed
for 1PH operation are stowed with the new
data plate on top of the wash tank heater
junction box.
33
34
35
1PH
L3
L2
L1
36
37
38
1PH
L3
L2
L1
ATTENTION:
Affix the new data plate on top of the existing machine data plate to complete the conversion.