Yamato ULF Series User manual

UNDERCOUNTER ULTRA LOW FREEZER
ULF SERIES
MODEL
ULF001UN / ULF101UN / ULF201UN
INSTRUCTION MANUAL
- FIRST EDITION –
•Thank you for purchasing ULF Series Ultra Low Freezer of Yamato
Scientific.
•To use this unit properly, read this "Instruction Manual" thoroughly
before using this unit. Keep this instruction manual around this unit
for referring at any time.
WARNING: Carefully read and thoroughly understand the important
warning items described in this manual before using this unit.
Yamato Scientific America Inc.
Santa Clara, CA

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
♦WIRING DIAGRAM……………………………………………………….
13
♦REPLACEMENT PARTS LIST…………………………………………..
14
♦AFTER SERVICE AND WARRANTY.….….…………………………...
15

Explanation
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
SYMBOLS AND STARTING INSTRUCTIONS
MEANING OF ILLUSTRATED SYMBOLS
STARTING INSTRUCTIONS

Unit Information
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
UNIT REQUIREMENTS
PRE-INSTALLATION INFORMATION

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
ULF001UN
ULF101UN
ULF201UN
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
GENERAL SPECIFICATIONS
TEMPERATURE SPECIFICATIONS
ELECTRICAL SPECIFICATIONS

MODEL CU. FT. REFRIGERATION SYSTEM REFRIGERANT
ULF001UN 0.25 3/8 HP REFRIGERATION SYSTEM EP88 – 6.10 OZ.
ULF201UN 2 3/8 HP REFRIGERATION SYSTEM EP88 – 6.88 OZ.
ULF301UN 3 3/8 HP REFRIGERATION SYSTEM EP88 – 6.90 OZ.
4
REFRIGERATION SPECIFICATIONS
REFRIGERATION SPECIFICATIONS

BEFORE PERFORMING 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
PREVENTATIVE MAINTENANCE
MAINTENANCE
CLEANING PROCEDURE
DEFROST PROCEDURE

•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.
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 AFFECT
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
GENERAL OPERATION
UNIT OPERATION

CONTROL DISPLAY
7
G-214 CONTROLLER
TEMPERATURE CONTROL

8
ALARM SYSTEM
ALARM OPERATION

9
CUSTOM SETTINGS
CONTROL PROGRAMMING

10
ADVANCED SETTINGS
CONTROL PROGRAMMING

11
SERVICE SETTINGS
CONTROL PROGRAMMING
ADVANCED SERVICE SETTINGS

12
DOWNLOAD
DATA DOWNLOAD
UPLOAD

13
WIRING DIAGRAM

Yamato Scientific America warrants, from the date of shipment from warehouse in
Cincinnati, Ohio, U.S.A., for a period of one (1) year. All products, parts and materials shall
be free of defects in material and workmanship under normal use consistent with the
product instructions. This product warranty does not apply to products purchased from
unauthorized resellers/distributors.
Yamato reserves the right to inspect the product under claim before having an obligation
to repair or replace the defective unit covered by this warranty. All costs of shipping to
Yamato for inspection shall be borne solely by the purchaser. Products repaired or
replaced under the terms of the warranty may be refurbished or new product will be
provided at the discretion of Yamato.
Warranty Conditions
This warranty shall have force and effect only if all items are used with proper circuits,
voltages, and frequencies and the operation thereof is in accordance with instructions
furnished by the manufacturer.
This warranty shall not extend to such parts as refrigerants, finishes, belts, and dryers.
This warranty shall not extend to ordinary wear and tear, or ordinary refrigeration service
and refrigeration adjustments, unless specifically included in the equipment purchase
contract.
This warranty does not apply to equipment or parts which fail because of abuse, accident,
alteration, misuse, erosion, improper installation, or improper replacement of a repaired
item.
The buyer assumes all risks for results obtained from these products, whether used alone
or in combination with other items. It is expressly understood that we are not responsible
and will not be held liable for damage and/or injury caused using our products.
14
AFTER SERVICE AND WARRANTY
WARRANTY POLICY

Product Return Policy
If you are not satisfied with your purchase and wish to make a return, contact our customer
service to inquire about a Return of Merchandise Authorization Number (RMA).
Merchandise returned without an RMA number will not be accepted and will be returned
to the sender. Return requests must be made within 15 days of the customer’s receipt of
the merchandise.
All returns must be unused and in unopened original packaging and include all items and
manuals originally shipped.
The purchaser is responsible for the shipping cost of return shipment. Insurance on the
return shipment is required. Damage or loss of merchandise during shipping is the
responsibility of the sender. Returned shipments that arrive damaged will be returned to
the sender, and credit will not be rendered.
All returned products, parts and materials are subject to a 25% restocking fee. Shipping
and handling cost are non-refundable. All retrofitted, customized and special order item
sales are final and non-returnable.
In Case of Request for Repair
If the failure occurs, stop the operation, turn OFF the power switch, and unplug the power
plug. Please contact the sales agency that this unit was purchased, or Yamato Scientific's
sales office.
< Check following items before contact >
◆Model Name of Product
◆Serial Number
◆Purchase Date
◆Issue (as detailed as possible)
Responsibility
Please follow instructions in this document when using this unit. Yamato Scientific has no
responsibility for accidents or breakdown of device due to failure to comply. Never conduct
what this document forbids as unexpected accidents or breakdown may result.
Yamato Scientific America Inc.
925 Walsh Ave, Santa Clara, CA 95050
Tel: [phone]
http://www.yamato-usa.com
For customer service:
Email: [e-mail]
For technical support:
Email: [e-mail]
15
WARRANTY POLICY CONTINUED