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Operating Instructions Laboratory Freezer PF-L5181W-PA PF-L5181W-PA Left Door (Factory order made) Please read these instructions carefully before using this product, and save this manual for future use. See page 22 for Model No. English...
Note: No part of this manual may be reproduced in any form without the express written permission of our company. The contents of this manual are subject to change without notice. Please contact our company if any point in this manual is unclear or if there are any inaccuracies.
PRECAUTIONS FOR SAFE OPERATIONS It is imperative that the user complies with this manual as it contains important safety advice. Items and procedures are described so that you can use this unit correctly and safely. If the precautions advised are followed, this will prevent possible injury to the user and any other person.
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PRECAUTIONS FOR SAFE OPERATION WARNING Do not use the unit outdoors. Current leakage or electric shock may result if the unit is exposed to rain water. Only qualified engineers or service personnel should install the unit. Installation by unqualified personnel may cause electric shock or fire. Be sure to install the unit on a sturdy floor.
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PRECAUTIONS FOR SAFE OPERATION WARNING Always disconnect the power supply to the unit prior to any repair or maintenance of the unit in order to prevent electric shock or injury. Ensure you do not inhale or consume medication or aerosols from around the unit at the time of maintenance.
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PRECAUTIONS FOR SAFE OPERATION CAUTION Never damage or break the power supply plug or cord. Do not use the supply plug if its cord is loose. This may cause fire or electric shock. If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified person in order to avoid a hazard.
CAUTIONS FOR USAGE 1. If the unit is unplugged or the power to the unit is interrupted, do not restart the unit for at least 5 minutes. This protects the compressor. 2. This inner cabinet is refrigerated by the forced circulation of cooled air inside the chamber. Ensure that the intake and exhaust vents are not blocked.
ENVIRONMENTAL CONDITIONS This equipment is designed to be safe at least under the following conditions: 1. Indoor use: For intended use on laboratories; 2. Altitude up to 2000 m; 3. Ambient temperature 20 C to 24 4. Maximum relative humidity 75% for temperature up to 24 C decreasing linearly to 50%;...
FREEZER COMPONENTS 1. Access Port: Allow installation of ② ① temperature sensor inside the cabinet for the purpose of external monitoring. 2. Door Lock: Turn the key clockwise through 180 degrees to lock the door. 3. Control Panel: The operation status is displayed on this panel;...
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FREEZER COMPONENTS ① ③ 1. Circulation Fan: Helps to keep a consistent temperature throughout entire chamber. 2. Powder coated wire shelves: Evaporator position is fixed and include wires to support the product. 3. Magnetic door gasket: Magnetic force ensures the door is sealed to provide optimum performance and temperature uniformity.
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FREEZER COMPONENTS Control Panel 1. Alarm buzzer stop key (BUZZER): Press this key to silence the buzzer in the event that the alarm operates and the buzzer sounds. See page 17 for detail. 2. Alarm test key (ALARM TEST): Buzzer will sound. See page 17 for detail. 3.
CONTROL PANEL FUNCTIONALITY CHECK The first time the unit is powered on, you must insure the control panel functionality by following the operation described in table 1: Table 1 Manual check of Control panel Operation Key operated Control panel description Connect to the power Five seconds after turning on the unit, the temperature inside the -----...
INSTALLATION Installation site To operate this unit properly and to obtain maximum performance, install the unit in a location with the following conditions: 1. A location not subjected to direct sunlight Installation in a location subjected to direct sunlight might lead to inadequate cooling. 2.
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INSTALLATION 7. A location with enough space to ensure proper ventilation Allow for a 1/4" (6.35 mm) space on left side and at the top. Leave 2 ½” (6.35 cm) minimum clearance on the right side (hinge side) to allow for the door to swing open. Installation 1.
START-UP OF UNIT The following procedures should be adhered to for initial start-up and continuous operation. 1. Connect the unit to dedicated power supply. Do not put any product in the unit at this time. 2. Set the desired temperature. The unit is preset to operate at -20°C. This is the optimal storage temperature to maintain vaccine and biologic products within -15°C to -25°C throughout the usable storage area.
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OPERATING INSTRUCTIONS Calibration Procedure The difference between chamber and indicated temperature can be arranged by key operation. As an example, Table 3 shows the procedure in case actual freezer temperature is -19°C as indicated on a NIST traceable thermometer placed in the center of the chamber and displayed temperature is -20°C; change the displayed temperature to -19°C.
ALARMS AND SAFETY FUNCTIONS This unit has the alarm and safety functions shown in Table 5, and also a self-diagnostic function. Table 5 Alarms and safety functions Kind of alarm Situation Indication Buzzer Safety operation or safety If the chamber temperature High Intermittent tone exceeds the set temperature...
MAINTENANCE WARNING Always disconnect the power supply to the unit prior to any repair or maintenance of the unit in order to prevent electric shock or injury. Ensure you do not inhale or consume medication or aerosols from around the unit at the time of maintenance.
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Removing Base Grille You must remove the base grille to access the condenser coils for cleaning Procedure to remove base grille: 1. Open the freezer door 2. Using a Philips screwdriver, remove the two screws. Screws 3. Remove the base grille Installation is reversal of removal.
Note: If you place SR-L6111W-PA or SF-L6111W-PA on the bottom, please assure the front leg positions (front arrow) of the model PF-L5181W-PA are as following: This configuration will avoid any damage to the top hinge cover from SR-L6111W-PA or SF-L6111W-PA model.
TROUBLESHOOTING If the unit malfunctions, check the following potential causes before calling for service. In the case of inadequate refrigeration or freezing, transfer the stored items to another freezer before checking. FREEZER IS TOO WARM 1. Adjust temperature control. See page 15. 2.
Product name Laboratory Freezer Model number PF-L5181W-PA (Solid Door) 34 5/32” H x 23 27/32” W x 23 21/32” D (867 H mm x 606 W mm x 600 D mm) External dimensions 25 19/32” H x 19 15/16” W x 17 3/32” D (650 H mm x 507 W mm x 434 D mm)
PERFORMANCE Product name Laboratory Freezer PF-L5181W-PA Model number Temperature control range -20°C ± 5°C Rated voltage 115 V AC Rated frequency 60 Hz Power consumption 106 kWh per year *These specifications were determined by following testing standard :”NSF International Standard NSF/ANSI 456 Vaccine Storage”...
Procedure to be adhered to in order to reduce safety risk indicated in b) above: Date : Signature : Address, Division : Telephone : Product name: Model: Serial number: Date of installation: Laboratory Freezer PF-L5181W-PA Please decontaminate the unit yourself before calling the service engineer. English...
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