6-16

Electrical System

Section 6

 

 

Wiring Diagram Sequence of L1 Operation

QF2200

Initial Start-Up or Start-Up After Automatic Shut-Off

1A. WATER FLUSH

Immediately after placing the toggle switch in “ICE”, the dump valve solenoid, and gearbox are energized. After 45 seconds the dump valve de- energizes.

 

 

 

 

L2

GROUND

 

 

 

 

RELAY

 

 

LIQUID LINE

 

 

 

SOLENOID

 

K2

 

(54)

(53)

 

 

 

 

 

 

RELAY

CENTRIFUGAL

 

 

K1

 

(25)

 

SWITCH

 

 

 

 

 

 

 

 

7 AMP

 

 

 

 

FUSE

 

INTERNAL

 

 

 

(65)

OVERLOAD

START

 

 

 

 

 

 

 

 

 

RELAY

 

RUN

 

RELAY K4

 

 

 

K3

 

 

 

 

GEARMOTOR

 

 

 

 

(52)

WATER FLOAT

 

 

 

 

VALVE COIL

(56)

 

 

 

 

 

 

(22)

 

 

 

 

(51)

(55)

 

 

 

 

 

 

 

DUMP VALVE

 

 

 

 

COIL

 

 

 

 

 

 

 

SV3043

 

 

1A. Water Flush (45 Seconds)

 

 

 

Toggle Switch

 

ICE

 

 

 

Bin Level Probe

 

Open (No Ice Contact)

 

 

 

Control Board Relays

 

 

 

 

 

 

#1

Liquid Line Solenoid Valve

 

OFF

 

 

 

 

#2

Dump Valve

 

ON

 

 

 

 

#3

Gear Motor

 

ON

 

 

 

 

#4

Water Float Valve Solenoid Coil

 

OFF

 

 

 

 

6-16

Revised 8/2003

Part No. 80-1214-3

 

 

Page 78
Image 78
Manitowoc Ice QF0400, QF2300, QF0800 Electrical System, Section, Wiring Diagram Sequence of L1 Operation, 6-16, QF2200