USE AND INSTALLATION MANUAL ELFO
25
PRELIMINARY CHECKS
3.1 EQUIPMENT
3.2 SAFETY PRECAUTIONS
3.3 REQUIREMENTS OF GROUND
3. PRELIMINARY CHECKS
INS CAT
1. Level
2. Drill
3. Hexagonal wrench
4. Wrench
5. Vacuum pump
6. Screwdriver
7. Flaring
1. Must be in the electrical safety regulations when installing
the unit.
2. According to the local safety regulations, you must use a
suitable power supply circuit.
3. Make sure that the power connections meet the
requirements of the air conditioner. An unstable power or
wiring may cause malfunction. Install a correct power supply
circuit before using the air conditioner.
4. Properly connect the phase wires, neutral and ground.
5. Make sure the power is disconnected before proceeding
with works related to electrical safety and energy.
1. The air conditioner is an electrical appliance in Class A.
The grounding should be performed with a suitable device
to the ground. Make sure the ground is always respected,
otherwise it may cause electric shock.
2. The yellow-green cable in the cable of the air conditioner is
grounded, which can not be used for other purposes.
8. Cutter
9. Measuring tape
10. Pressure gauges
11. Core drill
12. Vacuum cleaner
13. Search Getaway
14. Metro
6. Do not feed the circuit before finishing the installation.
7. If the power cord is damaged it must be replaced by
qualified personnel, in order to avoid risks.
8. If the temperature of the refrigerant circuit is too high to
keep the interconnect cables away from copper pipes.
9. The equipment should be installed in accordance with the
national regulations of the electrical wiring.
10. The installation must be performed in accordance with
the requirements on the NEC and CEC only by authorized
personnel.
3. The grounding resistance should comply with the national
electrical safety regulations.
4. The appliance must be positioned so that the plug is
accessible.
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