Specifications
CLEANING INSTRUCTIONS (continued) 
8 
004 p/n 305145 OpM LL-Series Warmers 
CAUTION: 
CHEMICAL BURN 
HAZARD 
Deilimng chemicals may be 
caustic. Wear appropriate 
personal protective equipment. 
Follow cleaner manufacturer's 
instructions for safest use. 
WEEKLY CLEANING INSTRUCTIONS for LLW-1220 
PREPARATIONS:  Remove any insets, pans and/or adapter tops. 
          Drain or remove water from well if used for   
 wet operation.  
FREQUENCY:  Weekly, or whenever lime or scale is seen 
          accumulating on the sides of the warmer pans. 
TOOLS:    Commercial Delime Cleaner 
 Plastic Scouring Pad  
 Clean Cloth or Sponge  
1.  Add water to pans until water is at normal operating level 
  (1” - 1 1/2” deep) or covers accumulated scale. 
2. Heat water to maximum temperature (190ºF or higher). 
3. Pour contents of one package of commercial delime cleaner into 
  each warmer pan. Stir to dissolve cleaner. Turn heat control OFF. 
 Cover pans. 
4. Allow solution to soak at least one hour, or overnight for heavy 
 scale buildup. 
5. Drain hot water from pans. Scrub with a plastic scouring pad. 
  Rinse thoroughly with hot water, then dry. 
6. Refill pans with hot tap water and resume operation. 
7. Heavy scale buildup may require additional treatments. 
DO NOT USE DELIMER ON ALUMINUM SURFACES! 
See Daily Cleaning Instructions for SC-7 and SC-11 
on page 10 










