HP 11744195 - Manual (Page 21)

Chart Environmental Chambers Replacement Parts
REPLACEMENT PARTS
If any parts are required, please call 1-888-877-3093 for pricing and availability. The
following information provides Chart Industries, Inc. part numbers to assist in finding the
correct part.
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Liquid Nitrogen Solenoid Valve
The following table lists various items that may need to be replaced over time with
respect to the liquid nitrogen control valves.
Table 4 - Liquid Nitrogen Cooling Valve Parts
Item Chart Industries, Inc. P/N
Cooling solenoid valve 11626691
Cooling solenoid valve for HP model 11744195
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Temperature Sensors
Thermocouples
This type T thermocouple is a rugged and shielded sensor designed to withstand the
entire temperature range of the chamber. The shielding helps ensure reliable input
signals to the temperature controller. Chart sells this wire by the foot. The thermocouple
wires run from the inside of the chamber, through the plenum and into the control box via
conduit. Thermocouples are used for the chamber temperature control and the air
controller.
Table 5 - Replacement Thermocouple
Item Type Chart Industries, Inc. P/N
Thermocouple Wire T 11082890
Door Guard Switch
The chamber door is monitored by a guard switch that keeps the chamber from running if
the chamber door is opened. This serves as a safety function of the chamber. The
following table identifies the part number for this switch.
Table 6 - Door Guard Switch
Item CHART INDUSTRIES, Inc. P/N
Door Guard Switch 11354921
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