6-20

Electrical System

Section 6

 

 

QF2200

L1

Freeze Cycle

2. FREEZE

The gear motor, liquid line solenoid valve and water float valve solenoid remain energized as the ice machine makes ice. The water float valve will open and close automatically to maintain the proper water level.

L2

GROUND

 

 

 

 

 

LIQUID LINE

RELAY

 

(54)

SOLENOID

K2

 

(53)

 

RELAY

CENTRIFUGAL

 

K1

 

 

SWITCH

(25)

 

 

 

 

 

7 AMP

 

INTERNAL

 

FUSE

 

 

 

(65)

OVERLOAD

START

 

 

 

 

RELAY

 

RUN

RELAY K4

 

 

K3

 

 

 

GEARMOTOR

 

 

(52)

WATER FLOAT

 

 

 

VALVE COIL

(56)

 

 

 

 

(22)

 

 

 

(51)

(55)

 

 

 

 

 

DUMP VALVE

 

 

 

COIL

 

 

SV3046

2. Freeze (Until Ice Contacts Bin Level Probe for 30 Continuous Seconds)

Toggle Switch

Bin Level Probe

Control Board Relays

#1 Liquid Line Solenoid Valve

#2 Dump Valve

#3 Gear Motor

#4 Water Float Valve Solenoid Coil

ICE

Open (No Ice Contact)

ON

OFF

ON

ON

6-20

Revised 8/2003

Part No. 80-1214-3

 

 

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Image 82
Manitowoc Ice QC0700, QF2300, QF0800, QF0400 service manual Electrical System, Section, 6-20, QF2200, Freeze Cycle