Electrical And Gas Leak Checks - Bosch CLIMATE 8000 RAC Installation Manual

Electrical and Gas Leak Checks

Electrical Safety Checks
After installation, confirm that all electrical wiring is installed in
accordance with local and national regulations, and according to the
Installation Manual.
BEFORE TEST RUN
Check Grounding Work
Measure grounding resistance by visual detection and with grounding
resistance tester. Grounding resistance must be less than 4.
Note : This may not be required for some locations in the US.
DURING TEST RUN
Check for Electrical Leakage
During the Test Run , use an electroprobe and multimeter to perform a
comprehensive electrical leakage test.
If electrical leakage is detected, turn off the unit immediately and call a
licensed electrician to find and resolve the cause of the leakage.
Note : This may not be required for some locations in the US.
Installation Manual
WARNING - RISK OF ELECTRIC SHOCK
ALL WIRING MUST COMPLY WITH LOCAL AND NATIONAL
ELECTRICAL CODES, AND MUST BE INSTALLED BY A LICENSED
ELECTRICIAN.
Gas Leak Checks
There are two different methods to check for gas leaks.
Soap and Water Method
Using a soft brush, apply soapy water or liquid detergent to all pipe
connection points on the indoor unit and outdoor unit. The presence of
bubbles indicates a leak.
Leak Detector Method
If using leak detector, refer to the device's operation manual for proper
usage instructions.
AFTER PERFORMING GAS LEAK CHECKS
After confirming that the all pipe connection points DO NOT leak, replace
the valve cover on the outside unit.
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