Saturn PUC28R Service, Installation And Care Manual Download Page 7

Service and Installation Manual                                         

 

MAINTENANCE                                                                                                                                       

 

The power switch must be turned to OFF and the unit disconnected from the power source 

whenever performing service, maintenance functions or cleaning the refrigerated area. 

 

Refrigerator 

The interior and exterior can be cleaned using soap and warm water. If this is not sufficient, try ammonia and 
water or a nonabrasive liquid cleaner. When cleaning the exterior, always rub with the "grain" of the stainless 
steel to avoid marring the finish. 

Do not use an abrasive cleaner because it will scratch the stainless steel and plastic and can damage the 
breaker strips and gaskets. 

Cleaning the Condenser Coil

 

The condenser coil requires regular cleaning and the recommendation is every 90 days. In some instances, 
you may find that there is a large amount of debris and dust or grease accumulated prior to the time frame of 
90 days. In these cases the condenser coil should be cleaned every 30 days. 

If the build-up on the coil consists of only light dust and debris, the condenser coil can be cleaned with a 
simple brush. Heavier dust build-up may require a vacuum or even compressed air to blow through the 
condenser coil. 

If heavy grease is present, there are de-greasing agents available for refrigeration use and specifically for the 
condenser coils. The condenser coil may require a spray with the de-greasing agent and then blown through 
with compressed air. 

Failure to maintain a clean condenser coil can initially cause high temperatures and excessive run times. 
Continuous operation with dirty or clogged condenser coils can result in compressor failures. Neglecting the 
condenser coil cleaning procedures will void any warranties associated with the compressor or cost to replace 
the compressor. 

Never use a high- pressure water wash for this cleaning procedure as water can damage 

the electrical components located near or at the condenser coil. 

 

In order to maintain proper refrigeration performance, the condenser fins must be cleaned of dust, dirt and 
grease regularly. It is recommended that this be done at least every three months. If conditions are such that 
the condenser is totally blocked in three months, the frequency of cleaning should be increased. Clean the 
condenser with a vacuum cleaner or stiff brush. If extremely dirty, a commercially available condenser cleaner 
may be required. 

 

Stainless Steel Care and Cleaning

 

To prevent discoloration of rust on stainless steel, there are several important steps to be taken. First, we need 
to understand the properties of stainless steel. Stainless steel contains 70-80% iron which will rust. It also 
contains 12-30% chromium which forms an invisible passive film over the steel

’s surface which acts as a 

shield against corrosion. As long as the protective layer is intact, the metal is still stainless. If the film is broken 
or contaminated, outside elements can begin to breakdown the steel and begin to form rust of discoloration. 

Proper cleaning of stainless steel requires soft cloths or plastic scouring pads. 

NEVER USE STEEL PADS, WIRE BRUSHES OR SCRAPERS! 

 

Summary of Contents for PUC28R

Page 1: ...ator Service Installation and Care Manual Please read this manual completely before attempting to install or operate this equipment Notify carrier of damage Inspect all components immediately See page 2 IMPORTANT INFORMATION READ BEFORE USE PLEASE SAVE THESE INSTRUCTIONS ...

Page 2: ...during unloading so the equipment is not damaged while being moved into the building 1 Visually inspect the exterior of the package and skid or container Any damage should be noted and reported to the delivering carrier immediately 2 If damaged open and inspect the contents with the carrier 3 In the event that the exterior is not damaged yet upon opening there is concealed damage to the equipment ...

Page 3: ...Service and Installation Manual 3 SPECIFICATION MODEL V Hz Ph AMPS STORAGE CAPACITY Cu ft HP SHELF CAPACITY Sq ft BTU CHARGE OZ SHIP WEIGHT LBS NEMA PLUG PUC28R 115 60 1 5 6 5 3 8 14 2800 9 5 243 5 15P ...

Page 4: ...ter because the doors will line up with the frames properly the cabinet will not be subject to undue strain and the contents of the cabinet will not move around on the shelves Use a level to make sure the unit is level from front to back and side to side Units supplied with legs will have adjustable bullet feet to make the necessary adjustments If the unit is supplied with casters no adjustments a...

Page 5: ...y Defrosting Every 6 hours the unit will turn off to let the ice on the evaporator coil clear up The control will display the defrost symbol When the coil temperature reaches the terminal temperature or after 20 minutes whichever comes first the unit will turn on again On Off Switch An on off switch is located on the front of the bottom panel and on the condenser compartment door for the Pizza pre...

Page 6: ...FROST Push the key for more than 2 seconds and a manual defrost will start 2 4 HOW TO LOCK THE KEYBOARD 1 Keep pressed the and keys for more than 3s 2 The POF message will be displayed and the keyboard will be locked At this point it will be possible only to see the set point or the MAX or Min temperature stored 3 If a key is pressed more than 3s the POF message will be displayed 2 5 HOW TO UNLOCK...

Page 7: ...ean condenser coil can initially cause high temperatures and excessive run times Continuous operation with dirty or clogged condenser coils can result in compressor failures Neglecting the condenser coil cleaning procedures will void any warranties associated with the compressor or cost to replace the compressor Never use a high pressure water wash for this cleaning procedure as water can damage t...

Page 8: ...er seals Also never use sharp tools or knives to scrape or clean the gasket which could possibly tear the gasket and rip the bellows Gaskets can easily be replaced and don t require the use of tools or authorized service persons The gaskets are Dart style and can be pulled out of the groove in the door and new gaskets can be pressed back into place Doors Hinges Over time and with heavy use doors t...

Page 9: ...Service and Installation Manual 9 WIRING DIAGRAM MODEL PUC28R ...

Page 10: ...Service and Installation Manual 10 WIRING DIAGRAM MODEL PUC28R ...

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