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Rev. 0608 
21
appendices
1.1  The following recommendations are made 
for the purpose of arriving at easily taken and 
understood data which, coupled with other 
observations, may be used to determine whether 
a hot case is working as intended:
a)  INSTRUMENT - A stainless steel stem-type 
thermometer is recommended and it should 
have a dial a minimum of 1 inch internal 
diameter. A test thermometer scaled only 
in Celsius or dually scaled in Celsius and 
Fahrenheit shall be accurate to 1°C (1.8°F). 
Temperature measuring devices that are 
scaled only in Fahrenheit shall be accurate to 
2°F. The thermometer should be checked for 
proper calibration. (It should read 32°F when 
the stem is immersed in an ice water bath).
b)  LOCATION - The thermometer must be 
inserted into the food itself to acquire proper 
food pulp temperature.
c)  READING - The thermometer reading should 
be made only after it has been allowed to 
stabilize, i.e., maintain a constant reading.
   Loading Product: Cases should be allowed 
to heat up for one hour before product is 
loaded.
   Temperature adjustments: Allow 4 hours after 
adjustment has been made before testing 
pulp temperature of product.
d)  OTHER OBSERVATIONS - Other 
observations should be made which may 
indicate operating problems, such as 
unsatisfactory product, feel/appearance.
appendix d. - Recommendations to User
1.0  The manufacturer should provide instructions and 
recommendations for proper periodic cleaning. 
The user will be responsible for such cleaning, 
including the cleaning of equipment within the 
compartment and the hot area(s). Cleaning 
practices, particularly with respect to proper 
refrigerator unloading and warm-up, must be in 
accordance with applicable recommendations.
1.  Allow the case to preheat for one hour prior 
to loading.
2.  Hot foods should enter the case directly after 
cooking or no lower than 150° - 160°F. The 
Hot Cases are not designed to heat up or 
cook food.
3.  Self Service - be sure to display product in 
single layer in direct contact with heating 
surface.
appendix a. - temperature Guidelines
1.0  Hot cases are tested to maintain all hot food at 
140°F - 150°F. These cases are not designed to 
heat up or cook food. It is the user’s responsibility 
to stock the hot food cases immediately after the 
cooking of the food with a pulp temperature of at 
least 150°F to 160°F.
 
all griddle type units are designed to maintain 
temperatures above the Fda guideline of 
140°F. this is product temperature, not air or 
griddle temperature. due to the open design 
of these units, they must be loaded with 
product for proper operation. When units are 
empty, they experience rapid rise of heated 
air from air outside the case. this action 
gives empty units a false, lower than desired, 
temperature reading. loading the case traps 
the air at the griddle, raising temperatures to 
the 165°F to 185°F range, keeping product well 
above the Fda guidelines. Remember, these 
units must be loaded with product to maintain 
safe product temperature.
appendix B. - application Recommendations
1.0  The installer should perform a complete start-up 
evaluation prior to the loading of food into the hot 
food case, which includes such items as:
a)  Initial temperature performance, Griddles and 
Hot Wells.
b)  Observation of outside influences such 
as drafts, radiant heating from the ceiling 
and from lamps. Such influence should be 
properly corrected or compensated for.
c)  Complete start-up procedures should include
1.  Heat/display lamps are lighting.
2.  Indicator lamps on control panel(s) are 
working
3.  Auto-fill is functioning properly (Service 
cases)
4.  Hot Griddles are functioning.
appendix C. - Field Recommendations
1.0  The most consistent indicator of display hot case 
performance is temperature of the product itself.
note:  Public Health will use the temperature of the product 
in determining if the hot case will be allowed to display 
potentially hazardous food. For the purpose of this 
evaluation, product temperature above the Fda Food 
Code 1993 temperature for potentially hazardous food 
will be the first indication that an evaluation should be 
performed. It is expected that all hot case will keep food 
at the Fda Food Code 1993 temperature for potentially 
hazardous food.