Installation Instructions for DF/ED250PRO Field Kit
INSTALLATION INSTRUCTIONS
DF/ED250PRO FIELD KIT (P/N 629087544)
Installation of Low CO2 Indicator Light
Parts List
Item No.
1
2
3
Part Number
620313223
77060500
40502
Description
Qty.
1
1
CO2 Pressure Switch
Tee 1/4MFL
O-Clamp
2
4
5
6
7
8
9
10
11
12
13
14
77010400
77045700
178025100
33666
620316401
620316402
620313651
32870
1/4 Barb Stem
2
2
3
1
1
1
1
2
1/4 Flare Swivel Nut
1/4 Flare Washer
Indicator Light 24V
CO2 Light Harness
CO2 Pressure Switch Harness
Jumper CO2 Pressure Switch
Splice
Cable Tie
Label Low CO2 Light
Installation Instructions
50705
620920638
620919569
8
1
1
CAUTION: Disconnect electrical power to the dispenser before proceeding with the
CO2 indicator light installation.
CAUTION: The Beverage System (water and CO2) must be depressurized and drained
before proceeding with the installation.
1. Remove the upper front panel which is secured to the cabinet by “hooks” that fit into slots
on the cabinet front flange. Lift up on the panel right and left sides to disengage the hooks
from the slots and then rotate the panel downward and forward to remove from the cabinet.
Disconnect the (3) electrical harnesses at the rear of the front panel.
2. Remove the lower front splash panel (2 screws).
3. Locate the CO2 supply line (1/4 beverage tubing) to the carbonator tank located on the
right side of the unit above the coldplate (see Fig. 1). Cut this line in an area that will be
accessible for future servicing and install the CO2 pressure switch with the fittings provided in
the kit (see Fig. 3).
4. Refer to Fig. 2 for installing the CO2 indicator light on the upper front panel. Remove the
lid and straw holder by loosening (3) screws at the “key-holes” and lifting up to clear the screw
heads. Remove the lower front ice portion control enclosure (4 screws) and disconnect the
electrical harnesses as needed for reworking the enclosure. Locate and drill a 1/2 in. diame-
ter hole in the enclosure as shown in Fig. 2 for the indicator light. Insert the light from the
front and “snap” into the mounting hole.
5. Refer to the wiring detail of Fig. 4 to complete the electrical hook-up of the indicator light to
the pressure switch and the 24V beverage transformer power source.
6. Route the electrical wires to the CO2 pressure switch behind the beverage panel with the
harnesses from the unit’s electrical control box. Remove the (6) screws securing the bever-
Release Date: October 9, 2002
Revision: A
© 2002, IMI Cornelius Inc.
- 1 -
Publication Number: 620919569
Installation Instructions for DF/ED250PRO Field Kit
See Wiring Detail
8
7
6
.000
Drill .500 Hole
1.750
13
Figure 2.
© 2002, IMI Cornelius Inc.
- 3 -
Publication Number: 620919569
Installation Instructions for DF/ED250PRO Field Kit
C
O
2
Supply Line
To Carbonator
3
Tank in Dispenser
5
4
6
2
1
3
6
4
5
3
CO2 Supply Line
CO2 Pressure Switch Detail
Figure 3.
Publication Number: 620919569
- 4 -
© 2002, IMI Cornelius Inc.
Installation Instructions for DF/ED250PRO Field Kit
B
W
L
H
T
K
Beverage
XFMR
Yellow w/
Black Stripe
Yellow
Splice
11
Black
Yellow
8
Red
Low CO2
O
10
9
Light 24V
Harness
Disconnect
Housing
Front
Panel
CO2 Pressure
Switch
Low CO2 Indicator Light Wiring Detail
Figure 4.
© 2002, IMI Cornelius Inc.
- 5 -
Publication Number: 620919569
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