Back Bar Service Manual
Return to Table of Contents Refrigeration System Repair Instructions Page 6-4
Service valve positions are as follows:
Back seated with flow from
refrigeration system closed.
Allows flow from the refrigeration
system to the service port.
Front seated with flow to the service
port closed.
Figure 6-7. Service Valves
De-Ice Blocked Evaporator Coil ā
Self-Contained Models
STEP 1.
Remove shelves and pilaster from refrigerator
section nearest the evaporator coil.
STEP 2.
Remove Evaporator Fan panel by removing 7
Phillips head screws from perimeter of panel. See
Figure 6-8.
Figure 6-8. Removing Evaporator Fan Panel
STEP 3.
Pull the handle and panel straight out from inner
wall. The panel and connected fan can be placed
on floor of cabinet.
STEP 4.
Using a fan or heat gun to gently direct warm air
over ice to remove.
DO NOT use any tools to chip at or physically
remove ice!
STEP 5. When ice has been removed:
Check sealing compound. Re-forming, if necessary,
to close any gaps around wire harness and piping.
Check for other potential sources of air infiltration.
See Section 6.1.