Manitowoc QM-45 Specifications download pdf (Page 17)

Section 3 Operation

Part Number 000001774 07/08 3-3

Energized Parts Chart

* Condenser Fan Motor: The fan motor is wired through a fan cycle pressure control, therefore, it may cycle on and off.

CONTROL BOARD RELAYS RELAY

12 3 3A 3BLENGTH

WATER

PUMP

HOT GAS

VALVE

RELAY

COIL

COMPRESSOR

CONDENSER ∗

FAN MOTOR

of “ON” TIME

INITIAL START-UP/

START UP AFTER

AUTO SHUT-OFF:

1. Pressure

Equalization

OFF ON OFF OFF OFF

Seconds

2. Refrigeration

System Start-up

OFF ON ON ON ON

Seconds

FREEZE

SEQUENCE:

3. Pre-Chill

OFF OFF ON ON ON

Seconds

4. Freeze ON OFF ON ON ON

Until 7 sec.

water contact

with ice

thickness

probe

HARVEST

SEQUENCE:

5. Harvest

OFF ON ON ON ON

Bin switch

activation

AUTOMATIC SHUT-

OFF:

6. Auto Shut-Off

OFF OFF OFF OFF OFF

Until

bin switch

re-closes

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 33 34

UnderCounter Model 1
Ice Machines 1
Safety Notices 2
Procedural Notices 2
Read These Before Proceeding: 2
Table of Contents 3
Section 1 5
General Information 5
General Information Section 1 6
Model/Serial Number Location 6
Section 1 General Information 7
Section 2 9
Installation Instructions 9
Location of Ice Machine 10
Ice Machine Heat of Rejection 10
Leveling the Ice Machine 10
Electrical Service 11
Water Service/Drains 12
Section 3 15
Operation 15
Operation Section 3 16
Section 3 Operation 17
Energized Parts Chart 17
Operational Checks 18
Section 4 21
Maintenance 21
Maintenance Section 4 22
Section 4 Maintenance 23
Ice Machine Inspection 26
Exterior Cleaning 26
Cleaning the Condenser 26
Section 5 27
Before Calling for Service 27
Safety Limit Feature 28
Safety Limit #1 30
Safety Limit #2 31

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Manitowoc QM-45 Specifications Page 17

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