Manitowoc Ice Q 7628973 User Manual

Relay

Bottom Ice Machine

Drill 1/2 inch

Wire Harness

Q MODEL ICE MACHINES

STACKING RELAY KIT 7628973

Installation Instructions

This relay kit is used to stop the operation of both stacked ice machines, when the bottom ice machine is turned off or in an

auto-shutdown mode (full bin of ice). It can only be utilized with 230 volt, 50/60 Hz., 1 phase ice machines.

STEP 1. Disconnect power. STEP 2. Drill 1/2 inch (.50) hole in the back corner

posts of both ice machines in area indicated.

Install two plastic black bushings into drilled

holes.

STEP 3. Route wire harnes s through bushings from top

electrical box to bottom electrical box.

STEP 4. Using double-face tape, mount relay in bottom

ice machine electrical box.

STEP 5. Wire the stacking kit relay according to wire diagram on reverse side.

A. Relay coil B. Relay Co ntact

1) Disconnect the wire of the bin switch, connected to ground,

2) Using new connector supplied, connect the wire disconnected from the ground to the new wire harness

3) Connect the other lead of wire harness to cabinet ground in the top ice machine (same ground that the bin switch

Manitowoc Ice, Inc.

2110 South 26 Street, P.O. Box 1720, Manitowoc, WI 54221-1720 USA 8011463 Telephone 920-682-0161, Fax - Sales: 920-683-7589, Service/Parts: 920-683-7585, Other: 920-683-7879 Sheet 1 of 2 Web Site - www.manitowocice.com Rev. 11/27/06

connects to the terminal board in the bottom ice machine.

is wired in series with the bin switch in the top ice machine.

in the top ice machine.

connected to the relay contacts.

wire used to be connected to).

Top Ice Machine

holes and insert

bushings

8011463

Control

Board

TOP ICE MACHINE

Run

BOTTOM ICE MACHINE

Harness - New Wire 6

Toggle

Harness - New Wire 4 47

Fan Cycle Control

Fan Motor

PTCR 45

R S L2

52 85 86

Stacking Kit Relay

0 1

STACKING RELAY KIT

New Connector

Bin Switch

Ground

Switch

Contactor L1

Compressor

4 6

Capacitor

Sheet 2 of 2

Rev. 11/27/06