Twin Eagles AM-50BAE-AD - Manual (Page 44)

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4. Evaporator
IMPORTANT
Always install a new drier every time the sealed refrigeration system is
opened. Do not replace the drier until after all other repair or replacement
has been made.
1) Unplug the icemaker or disconnect the power source.
2) Remove the rear panel, door, louver, top and front panels.
3) Recover the refrigerant and store it in a proper container, if required by an applicable law
(See “1.[b] Refrigerant Recovery”).
4) Remove the water tank assembly, referring to “IV.1. Cleaning and Sanitizing Instructions.”
5) Remove the thermistor holder and thermistor from the evaporator.
6) Disconnect the solder connections on the evaporator using brazing equipment. Protect
the surrounding components from heat damage.
7) Remove the four screws holding the evaporator.
8) Install the new evaporator, and secure it with the four original screws.
9) Remove and replace the drier (See “3. Drier”).
10) Braze pipes, with nitrogen gas flowing at a pressure of 3 to 4 psig (.21 to .28 bar).
11) Check for leaks using nitrogen gas at 140 psig (9.65 bar) and soap bubbles.
12) Refit the thermistor (See “10. Thermistor for Cube Control”).
13) Evacuate the system and charge it with refrigerant (See “1.[c] Evacuation and Recharge”).
14) Refit the panels in their correct positions.
15) Plug in the icemaker or connect the power source.