Brazing; Compressor - Hoshizaki FM-170AFE Service Manual

9) Close the Refrigerant Access Valve, and disconnect the hoses and Service Manifold.
10) Cap the Access Valve and leak test.

2. BRAZING

1. Refrigerant R134a itself is not flammable, explosive and poisonous. However,
when exposed to an open flame, R134a creates Phosgene gas, hazardous
in large amounts.
2. Always recover the refrigerant and store it in a proper container, if required by
an applicable law. Do not discharge the refrigerant into the atmosphere.
3. Do not use silver alloy or copper alloy containing Arsenic.
4. In its liquid state, the refrigerant can cause frostbite because of the low
temperature.

3. COMPRESSOR

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.
2) Remove the Top Panel, the Front Panel (Left) and the Left Side Panel.
3) Remove the Terminal Cover on the Compressor, and disconnect the Compressor wiring.
4) Recover the refrigerant and store it in a proper container, if required by an applicable law.
5) Remove the Discharge, Suction and Access Pipes from the Compressor using brazing
equipment.
When repairing a refrigerant system, be careful not to let the burner flame contact
any electrical wires or insulation.
DANGER
IMPORTANT
WARNING
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