LG LMVM2277ST Product Training Manual page 111

Microwave Leak Test
Equipment:
microwave survey meter, such as a Holaday HI-1500 or
HI-1501 or a Narda 8100 or 8200
non-conductive, 600 cc beaker (glass or plastic)
approximately 3½ inches (900 mm) in diameter
glass thermometer 32° F to 212° F (0° C to 100° C) in 1°
graduations
T-33
LMVM2277ST
111