9 refrigerator compressor and refrigerant, Maintenance – Hach-Lange SIGMA SD900 Refrigerated Sampler and All Weather Refrigerated Sampler User Manual User Manual
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85
Maintenance
6.9 Refrigerator compressor and refrigerant
Warning:
Potential for Electrical Shock, Pressure and Burn Hazards.
There are no user serviceable activities associated with the
refrigerator compressor or refrigerant.
The following information is provided for service reference
purposes only:
•
Refrigerant: R134A (6 ounces)
•
High side pressure: 186 PSIG (1.28 MPa)
•
Low side pressure: 88 PSIG (.61 MPa)
Figure 40 All weather refrigerated sampler door latch
1
Lock nut
2
Door tension adjustment screw
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