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Welcome to Follett Products, LLC
Follett equipment enjoys a well-deserved reputation for excellent performance, long-term reliability and outstanding
after-the-sale support. To ensure that this equipment delivers that same degree of service, review this guide
carefully before you begin your installation.
Should you need technical help, please call our Technical Service group at (877) 612-5086 or (610) 252-7301.
Please have your model number, serial number and complete and detailed explanation of the problem when
contacting Technical Service.
Getting Started
After uncrating and removing all packing material, inspect the equipment for concealed shipping damage. All freight
is to be inspected upon delivery. If visible signs of damage exist, please refuse delivery or sign your delivery receipt
"damaged." Follett Customer Service must be notified within 48 hours. Wherever possible, please include detailed
photos of the damage with the original packaging so that we may start the freight claim process.
801 Church Lane • Easton, PA 18040, USA
Toll free (877) 612-5086 • +1 (610) 252-7301
www.folletthealthcare.com
Please visit https://www.follettice.com/technicaldocuments
for the Operation and Service manual for your unit
REF12i – 4S
REF12i – 5B
REF12i – 5D
Installation Guide
Order parts online:
www.follettice.com
01542992R00
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Summary of Contents for Follett REF12i-4S
- Page 1 If visible signs of damage exist, please refuse delivery or sign your delivery receipt “damaged.” Follett Customer Service must be notified within 48 hours. Wherever possible, please include detailed photos of the damage with the original packaging so that we may start the freight claim process.
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Page 2: Preliminary Information
Preliminary Information Caution Symbols Warning: Flammable Refrigerant. Caution: Risk of danger to operator or harm to equipment. Refer to manual. Warning: TIP OVER HAZARD. This unit is top heavy and tips easily when not completely installed. To avoid a hazard due to instability of the unit, it must be installed using the anti-tip brackets according to the instructions. - Page 3 WARNING! § Read this manual thoroughly before operating, installing or performing maintenance on the equipment. Failure to follow instructions in this manual can cause property damage, injury or death. § The machine contains R600a refrigerant. R600a (isobutane) is flammable. § When servicing the equipment, be sure to lock the circuit breaker, and display an in-service notice. §...
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Page 4: General Information
§ In the refrigerator compartment, put stored items on the shelves and do not let them contact the wall. § Check your paperwork to determine which configuration you have. Follett configuration numbers are designed to provide information about the type of refrigerator you are receiving. -
Page 5: Refrigeration System
The system uses a capillary tube metering device and is critically charged. Access fittings are not provided. Temporary piercing valves are required to work on the refrigeration system. Follett recommends that if hoses are ever connected to the refrigeration system for service, the refrigerant should be recovered, permanent access valves should be installed and the system evacuated, and recharged by weighing in the correct refrigerant charge (refrigerant R600a, 2.3 oz (65 g)). -
Page 6: Installation
Detail drawing Required Clearances 3.0" (7.5 cm) for power cord and proper 69.3" 10.0" (25.4 cm) (176 cm) ventilation 72" (182.9 cm) 26.58" 23.75" (67.5 cm) (60.3 cm) Installation DANGER • Do not tilt any unit further than 30° off vertical during uncrating or installation •... - Page 7 Note: If anchoring for seismic purposes, please refer to Follett Seismic Anchor Kit #01543883. Note: If floor anchoring is desired, please refer to Follett Floor Anchor kit #01552553. 1. Using the top set of anchor mounts, install the (2) wall anchor brackets using (4) 1/4-20 screws and washers.
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Page 8: Attention Installer
(cdc.gov) for proper placement of the probe within the cabinet to ensure proper performance. § NSF 456 requires the temperature display probe (P4-RTD1 in REF12i models) to be replaced or recalibrated. Follett recommends replacement/recalibration 12 months from the original date of calibration on the Certificate of Traceability supplied with your equipment at the time of purchase. - Page 9 Power the Unit Fig. 6 1. Press power switch, located on the right side of the façade, to turn unit on (Fig. 6). 2. REF12i units are equipped with rechargeable batteries. REF12i 4S, 5B, 5D...
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Page 10: Controller Operation
Controller Operation Use and care of the LCD touchscreen The LCD touchscreen utilizes capacitive touch technology. This will allow you to engage the functionality by touching the screen with your fingers, even while you are wearing latex or cotton gloves. Functionality will not engage by touching with an inanimate object, such as a pen or stylus. - Page 11 Reset the high and low temperatures Fig. 10 Touch the temperature display a second time and the reset function will appear under the high and low temperature. Touch the reset icon and a yellow message box will appear. Press to confirm reset or to cancel.
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Page 12: Door Switch
Alarm or Alert Notifications Fig. 15 § If an alarm or event condition is detected and an alarm is engaged, an alert notification will appear in the left center of the screen with an explanation of the alert condition and a checkbox at the bottom right of the alert box. -
Page 13: Alarm Test Function
Time/Date stamp. Probe calibration § NSF/ANSI 456 requires the temperature display probe (P4) to be replaced or recalibrated. Follett recommends replacement/recalibration 12 months from the original date of calibration on the Certificate of Traceability supplied with your equipment at the time of purchase. Recalibration or purchasing a new calibrated probe is not covered by the original equipment warranty. -
Page 14: Data Logging
§ Zoom in (+) or Zoom out (–) on an event/temperature on the home screen will change the time scale. § Using the left and right arrows below the graph will scroll the graph. All the stored temperature data on the graph is viewable. -
Page 15: Removing Slides
Data download reminder and data full alarm § If you plan or are required to download data for a certain time period, you can set a download data reminder on the Performance Plus unit. Download data reminder can be found in the advanced setting under Data duration and can be set from 1 to 180 days. - Page 16 CAUTION Risk of hazard if non-rechargeable or otherwise improper battery is installed § in the system. If battery maintenance is required, use only appropriate Follett-authorized § service part or compatible SLA AGM 12 V 1.2Ah battery. Cleaning Fig. 22 Use non chlorine-based cleaners.
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Page 17: Antifreeze Function
Annual cleaning Fig. 23 Removal of dust and other particulates from air intake areas and the condenser is important for proper operation. Environments with large amounts of dust may require more frequent cleaning. 1. Disconnect power to unit by turning power switch off (located on upper front façade panel) and removing power cord from receptacle. - Page 18 Follett’s Patented P.I.D. Controller Follett’s patented P.I.D. controller allows the control system to modulate the RPMs of the compressor and condenser fan according to cabinet requirements. The evaporator fan runs at a consistent RPM value during cooling system operation. Proportional Control Operation - Primary As the return air (P1 probe) reading rises above the set point value, the compressor and condenser fan RPMs increase to provide additional cooling capacity.
- Page 19 Façade removal CAUTION The following terminals are hazardous live: § – PWR IN – Inverter/Comp Fig. 24 1. Locate the ON/OFF switch, on the right side of the façade, and turn to OFF position. 2. Remove top ventilation cover. 3. Disconnect all wiring harnesses attached to the rear of the façade. 4.
- Page 20 7. Slide facade back and up (Fig. 26). Rest tab on top of control box. Fig. 26 8. Continue sliding front façade towards back of cabinet, until it rests entirely on top of unit. 9. Remove two screws on both the left and right side that secure the Fig.
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Page 21: Wiring Diagram
Wiring diagram P24G P24V L1-SW REF12i 4S, 5B, 5D... - Page 22 Refrigeration System EVAPORATOR HIGH PRESSURE VAPOR CAPILLARY TUBE CONDENSER COMPRESSOR HIGH PRESSURE LIQUID LOW PRESSURE LIQUID LOW PRESSURE VAPOR FILTER-DRIER REF12i 4S, 5B, 5D...
- Page 23 REF12i 4S, 5B, 5D...
- Page 24 Warranty Registration and Equipment Evaluation Thank you for purchasing Follett Products, LLC equipment. We hope you find that our equipment meets or exceeds your expectations, as our goal is to deliver high value products and services that earn your complete satisfaction! Please review the enclosed installation and operations manual.
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