Instructions
Manitowoc Beverage Systems Sellersburg, 2100 Future Drive, Sellersburg, IN 47172, Tel: 812-246-7000, www.manitowocbeverage.com
020003658
7/11
Subject: Water Booster Pump Motor Replacement
SCOPE
These instructions are to be used to assist in the removal and
replacement of the A.O Smith Motor for McCann’s Water Boosters.
Tools Required
• Flat Blade Screwdriver
• Socket Wrench
• Needle Nose Pliers
• 5/16” Socket
• 1/2” Socket
• 1/4” Socket
A.O. SMITH MOTOR REMOVAL
1. Unplug from power source (wall) and between motor/switch.
(See Figure 1)
2. Remove pump motor clamp using either a flat blade
screwdriver or 5/16” socket wrench. (See Figure 2)
3. Remove 4 motor mounting bolts from the mounting plate
using a 1/2” socket wrench and remove the pump motor.
(See Figure 3)
NOTE: Save the 4 bolts, nuts, and washers for use on the new motor.
WIRE HARNESS REMOVAL / INSTALLATION
1. Remove electrical cover from the A.O. Smith motor using
either a flat blade screwdriver or 1/4” socket wrench.
(See Figure 4)
2. Disconnect the green ground wire using either a flat blade
screwdriver or 1/4” socket wrench. (See Figure 5)
3. Disconnect the black & white wires using a pair of needle
nose pliers to pull the spade connectors, set harness to the
side. (See Figure 6)
!
Warning
Electric Shock Hazard - Unplug unit before servicing.
Failure to do so may result in serious injury or death.
Figure 1
Figure 2
Figure 3
Figure 4
Figure 5
Figure 6
Water Booster Pump Motor Replacement 020003658 7/11
Manitowoc Beverage Systems Sellersburg, 2100 Future Drive, Sellersburg, IN 47172, Tel: 812-246-7000, www.manitowocbeverage.com
4. Remove the electrical cover from the new G.E. or Marathon
motor using either a flat blade screwdriver or 1/4” socket
wrench. (See Figure 7)
5. Attach harness to new motor by connecting the black wire
spade connector to the brown #1 spade, and the white spade
connector to the white #2 spade using a pair of needle nose
pliers. (See Figure 8)
6. Attach the green ground wire from the harness to the new motor
by removing the green screw using either a flat blade
screwdriver or 1/4” socket wrench, inserting it through the
connector, and tightening back down. (See Figure 9)
7. Neatly tuck wires back into the electrical area, use the 2 wire
channels to guide the main harness wires out of the electrical
area, and replace the electrical cover using either a flat blade
screwdriver or 1/4” socket wrench. (See Figure 10)
G.E. / MARATHON MOTOR INSTALLATION
1. Bolt the new motor to the mounting plate with the 4 bolts, nuts,
and washers that were removed from the A.O. Smith motor
using a 1/2” socket wrench. (See Figure 11)
2. Align the water pump with the motor, attach and tighten pump
motor clamp using either a flat blade screwdriver or 5/16” socket
wrench. (See Figure 12)
3. Connect motor/switch wire and plug into power source (wall).
(See Figure 13)
FURTHER ACTIONS
Contact Manitowoc Beverage Systems Service Sellersburg, Indiana
if you have any questions or concerns: 800-367-4233.
Figure 7
Figure 8
Figure 10
Figure 11
1
2
Figure 9
Figure 12
Figure 13
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MULTIPLEX Water Booster Pump Motor Replacement (020003658) Installation guide
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