Manitowoc Ice MDB-290 User Manual
MDB-290 WATERPROOF SWITCH/ACTUATING ARM
REPLACEMENT KIT
Installation Instructions
A. Disconnect power to dispenser.
B. Remove top panel.
C. Remove front panel. Wing nuts on inside of ice chute
must be loosened to pull front panel away from dispenser.
D. Remove drip switch guard. Note
hold activating arm.
E. Remove switch box and gasket. Disconnect leads.
F. Lead wire terminals must be removed and butt connectors
in the kit attached.
G. Lead wires in conduit will require connection to micro
switch. Existing eyelet terminals to be cut off - strip
wires 5/16” for attaching butt connectors (item 9) to lead
The MDB-290 Waterproof Switch/Actuating Arm Replacement Kit includes:
Qty. Description Part Number
Item
1 1 Waterproof Switch/Bracket Assy. 7623283
2 1 Pivot Block/Actuating Arm Assy. 7623293
3 1 Switch Box 6595814
4 1 Mylar Screen Assy. 6192114
5 1 Pin 5013183
6 1 Bushing 2500143
7 2 #8-32 Hex Nut 5429061
8 2 Lock Washer 5544591
9 4 Flat Washer 5504261
10 1 Poly Bag 7200631
11 1 Padded Bag 7201093
12 1 Installation Instructions 8003803
If this switch is being installed on a dispenser that does not
have a mechanical or mercury relay to carry the gear motor
load, a relay of sufficient size must be added. Note
switch is not rated for gear motor amps.
: If switch replacement is required after the installation
Note
of this kit, order Waterproof Switch/Bracket Assy.,
7623283.
Manitowoc Ice, Inc.
2110 South 26 Street, P.O. Box 1720, Manitowoc, WI 54221-1720 USA
Telephone 920-682-0161, Fax - Sales: 920-683-7589, Service/Parts: 920-683-7585, Other: 920-683-7879 8003803
Web Site - www.manitowocice.com Rev. 01/13/00
: Mounting screws also
: This
wires of switch. Note
required to insure the conduit is long enough to reach the
new switch box on some machines. 90 conduit
connector not furnished with this kit.
H. Attach mylar screen assembly with double-face tape.
I. Attach new spring loaded activating arm assembly.
J. Adjust switch by sliding switch bracket forward or
backward while activating the dispensing arm until the
switch is positioned so that it makes (closes) just before
the arm bottoms out against the front panel. This will
assure that undue pressure is not put on the switch.
: A 90 conduit connector might be
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