LabRepCo MV85 Series User manual

ULTRA LOW FREEZER
MV85 SERIES
INSTRUCTIONS
USER MANUAL
WARNING: READ BEFORE CONTINUING
To reduce the risk of fire, electric shock or injury to persons using this freezer, read all
instructions and follow basic safety precautions before using the unit, including the following:
Do not modify the plug provided with the freezer. If it will not fit the outlet,
have a proper outlet installed by a qualified electrician.
Do not position equipment so it is difficult to disconnect from the power supply.
freezer must be at least 6” away from any wall or object on any side.
While under warranty, do not attempt to repair or replace any part of the
freezer for servicing without first contacting the So-Low Service Department.
SAVE THESE INSTRUCTIONS
SALES OFFICE: 1001 Witmer Rd.,
Suite 700, Horsham, PA 19044
PHONE: [phone] FAX: [phone]
For parts replacement:
Email: [e-mail]
For technical support:
Email: [e-mail]
CONTENTS

♦SYMBOLS AND STARTING INSTRUCTIONS………………………..
1
● MEANING OF ILLUSTRATED SYMBOLS…………………………………...
1
● STARTING INSTRUCTIONS…………………………………………………..
1
♦UNIT REQUIREMENTS………………………………………………….
2
●PRE-INSTALLATION INFORMATION………………………………………... 2
♦GENERAL SPECIFICATIONS…………………………………………..
3
● TEMPERATURE SPECIFICATIONS………………………………………….
3
● ELECTRICAL SPECIFICATIONS……………………………………………..
3
♦REFRIGERATION SPECIFICATIONS………………………………….
4
♦MAINTENANCE…………………………………………………………...
5
♦UNIT OPERATION………………………………………………………..
6
♦TEMPERATURE CONTROL…………………………………………….
7
♦ALARM OPERATION…………………………………………………….
8
● ALARM SYSTEM………………………………………………………………..
8
♦CONTROL PROGRAMMING……………………………………………
9
● CUSTOM SETTINGS………….………………………………………………...
9
● ADVANCED SETTINGS………………………………………………………...
10
● SERVICE SETTINGS…………………………………………………..............
11
● ADVANCD SERVICE SETTINGS……………………………………………...
11
♦DATA
DOWNLOAD……………………………………………………….
12
● DOWNLOAD…………………………………………………............................
12
● UPLOAD…………………………………………………..................................
12
♦FACTORY SETTINGS……………………………………………………
13
♦WIRING DIAGRAM……………………………………………………….
14
● MV85-1 DIAGRAM………………………………………….............................
15
● MV85-1 PARTS LIST……………………………………….............................
16
● MV85-2 DIAGRAM………………………………………….............................
17
● MV85-2 PARTS LIST……………………………………….............................
18
● MV85-3 DIAGRAM………………………………………….............................
19
● MV85-3 PARTS LIST……………………………………….............................
20
Explanation
SYMBOLS AND STARTING INSTRUCTIONS

ILLUSTRATED SYMBOLS
Various symbols are used in this safety manual in order to use the unit without
danger of injury and damage of the unit. A list of problems caused by ignoring
the warnings and improper handling is divided as shown below. Be sure that you
understand the warnings and cautions in this manual before operating the unit.
CAUTION
BLACK WITH YELLOW BACKGROUND
LIGHTNING BOLT
CAUTION, RISK OF ELECTRICAL SHOCK
WARNING
BLACK WITH YELLOW BACKGROUND
EXCLAMATION POINT
CAUTION, REFER TO ACCOMPANYING DOCUMENTS
1. Move the freezer to an indoor location, and plug the freezer into an appropriate
outlet with an adequate power supply. Consult your maintenance department for
additional information on the proper electrical configuration for this unit.
2. Once plugged in, the compressor(s) will start to operate and pull down to the
setpoint on the temperature control.
3. Allow the freezer to reach the setpoint temperature. Depending on the size of
the unit, this may take up to 12 hours.
4. Product can now be loaded into the freezer for storage.
1
Unit Information
MEANING OF ILLUSTRATED SYMBOLS
UNIT REQUIREMENTS
STARTING INSTRUCTIONS

RANGE OF ENVIRONMENTAL CONDITIONS
FOR WHICH THIS EQUIPMENT IS DESIGNED
1. Indoor use.
2. Altitude up to 2000m.
3. Ambient temperatures 15°C to 30°C ( 60°F TO 85°F )
4. Recommended humidity range of 30% to 90%.
5. Mains supply fluctuations up to -5% to +10% of the nominal voltage.
6. Transient over-voltages typically present on the mains supply
(overvoltage category II). Pollution degree 1.
WARNING
THIS FREEZER IS PROVIDED WITH AN INPUT CIRCUIT
PROTECTIVE DEVICE WHICH SHALL BE MAINTAINED
AND SERVICED BY QUALIFIED PERSONNEL ONLY.
CAUTION
UNDER NO CIRCUMSTANCES USE EXTENSION LEADS
OR ADAPTORS. CONNECT THE APPLIANCE DIRECTLY
TO A FIXED INSTALLATION. IF THE APPLIANCE IS
CONNECTED TO A LONG EXTENSION CABLE THERE
IS A RISK THAT THE CABLE WILL BECOME HOT.
CAUTION
UNPLUG FREEZER BEFORE ANY TECHNICAL SERVICE IS
PERFORMED ON THE UNIT.
WARNING
DO NOT POSITION EQUIPMENT SO IT IS DIFFICULT TO
DISCONNECT FROM THE POWER SUPPLY.
2
Specifications
PRE-INSTALLATION INFORMATION
GENERAL SPECIFICATIONS

OPERATIONAL TEMPERATURE RANGE
-40°C TO -85°C
ELECTRICAL PLUG
•Plug the freezer into the proper outlet with an adequate power supply.
•This unit requires a Dedicated Electrical Line.
MODEL VOLTAGE AMPERAGE PLUG
MV85-1
MV85-2
MV85-3
115 VOLTS
60 HERTZ
1 PHASE
15 AMP
DEDICATED LINE
NEMA 5-15
WARNING
ONLY PLUG THIS UNIT INTO THE PROPER OUTLET. DO
NOT ATTEMPT TO MODIFY PLUG IN ANY WAY. IMPROPER
USE OF THE ELECTRICAL PLUG WILL VOID WARRANTY
CAUTION
FAILURE TO GROUND THE EQUIPMENT MAY CAUSE
PERSONAL INJURY OR DAMAGE TO THE EQUIPMENT.
ALWAYS CONFORM TO THE ELECTRICAL CODES.
3
TEMPERATURE SPECIFICATIONS
ELECTRICAL SPECIFICATIONS
REFRIGERATION SPECIFICATIONS
REFRIGERATION SPECIFICATIONS

MODEL CU.
FT. REFRIGERATION SYSTEM REFRIGERANT
MV85-1 0.25 3/8 HP REFRIGERATION SYSTEM EP88 – 6.10 OZ.
MV85-2 2 3/8 HP REFRIGERATION SYSTEM EP88 – 6.88 OZ.
MV85-3 3 3/8 HP REFRIGERATION SYSTEM EP88 – 6.90 OZ.
4
BEFORE PERFORMING MAINTENANCE
PREVENTATIVE MAINTENANCE
MAINTENANCE

To reduce the risk of fire, electric shock or injury to persons using this freezer, read
all instructions and follow basic safety precautions.
CAUTION
DISCONNECT THIS UNIT FROM THE POWER SUPPLY
BEFORE PERFORMING MAINTENANCE ON THE UNIT.
•Wipe down the exterior of the freezer with a soft cloth and spray type polish.
•If frost builds up in the chamber, a bucket and ice-scraper can be used to remove
the ice.
•If excessive ice builds up, the unit can be defrosted (see below).
1. Remove any product in the freezer and store it in a back-up freezer or elsewhere.
2. Unplug the freezer, and open the freezer front door / lid.
3. Use a cloth to protect the control from dripping water.
4. Air out the freezer for at least 12 hours, allowing the unit to reach room temperature.
5. Take a rag and wipe up all the excess water in the unit (melted frost).
6. Plug the unit in and set your temperature to the desired setpoint
7. Once the desired temperature is reached, add product back into the unit.
WARNING
IT IS RECOMMENDED TO SLOWLY RE-ADD YOUR
PRODUCT INTO THE FREEZER TO PREVENT AN
EXTREME LOAD ON THE COMPRESSORS, WHICH
COULD SHORTEN FREEZER LIFE EXPECTANCY.
5
•The freezer should be located in a dry, cool place without direct sunlight.
•To start the freezer, set the digital thermometer at the temperature required.
CLEANING PROCEDURE
DEFROST PROCEDURE
GENERAL OPERATION
UNIT OPERATION

It will now take about 6-10 hours before the set temperature is reached.
•The freezer should be cooled down empty.
WARNING
WHEN FILLING THE UNIT WITH RACKS/BOXES, MAKE
SURE TO PRE-COOL THEM IN ORDER NOT TO EFFECT
THE INSIDE TEMPERATURE OF THE UNIT.
WARNING
THE INNER DOORS SHOULD BE USED AT ALL TIMES.
MAKE SURE TO CLOSE THEM TIGHTLY.
THE MANUFACTURER IS NOT RESPONSIBLE FOR DAMAGE
TO THE FREEZER CAUSED BY FAILURE TO DO SO.
WARNING
CLEAN THE FREEZER BOTH INSIDE AND OUT USING A
DAMP, WRUNG OUT CLOTH. DRY WITH A DRY CLOTH.
THE SMELL FROM THE PLASTIC PARTS IN THE FREEZER
WILL DISAPPEAR ONCE THE FREEZER HAS BEEN COOLED
DOWN.
6
CONTROL DISPLAY
G-214 CONTROLLER
TEMPERATURE CONTROL

7
ALARM SYSTEM
ALARM OPERATION

8
CUSTOM SETTINGS
CONTROL PROGRAMMING

9
ADVANCED SETTINGS
CONTROL PROGRAMMING

10
SERVICE SETTINGS
CONTROL PROGRAMMING

11
DOWNLOAD
DATA DOWNLOAD
ADVANCED SERVICE SETTINGS

12
FACTORY SETTINGS
UPLOAD
BASIC SETTINGS

DESCRIPTION
DEFAULT
SETTINGS
CUSTOMER
SETTING
PASSWORD 0000
TEMPERATURE SETPOINT -80.0
ALARM – DELAY 15 Min
ALARM – DOOR OPEN Enable
ALARM – HIGH TEMPERATURE -70
ALARM – LOW TEMPERATURE -90
ALARM – LOG TIME INTERVAL 1
PROBE (EPROM) FAILURE Enable
POWER FAILURE Enable
DESCRIPTION
DEFAULT
SETTINGS
CUSTOMER
SETTING
PASSWORD 0000
CALIBRATION 0.0
AUTOMATIC DEFROST 0
MANUAL DEFROST OK
HYSTERESIS 2.0
MAXIMUM RANGE LIMIT -40
MINIMUM RANGE LIMIT -86
13
WIRING DIAGRAM
ADVANCED SETTINGS

14

15
MV85-1 DIAGRAM

16
MV85-1 PARTS LIST

17
MV85-2 DIAGRAM

18
MV85-2 PARTS LIST