Rotenso J100Wi, Service Manual

Page: 79 / 132

LCAC R32 Series
79 Service manual
9.2.3 Insulation material selection for drainage pipe
• The insulation material should be flame retardant material, the flame retardancy of the material should be
selected according to the local law.
• Thickness of insulation layer is usually above 10mm.
• Use specific glue to paste the seam of insulation material, and then bind with adhesive tape. The width of tape
shall not be less than 5cm. Make sure it is firm and avoid dew.
9.2.4 Installation and highlights of insulation construction
• The single pipe should be insulated before connecting to another pipe, the joint part should be insulated after
the drainage test.
• There should be no insulation gap between the insulation material.
10. ENGINEERING OF ELECTRICAL WIRING
10.1 HIGHLIGHTS OF ELECTRICAL WIRING INSTALLATION
• All field wiring construction should be finished by qualified electrician.
• Air conditioning equipment should be grounded according to the local electrical regulations.
• Current leakage protection switch should be installed.
• Do not connect the power wire to the terminal of signal wire.
• When power wire is parallel with signal wire, put wires to their own wire tube and remain at least 300mm gap.
• According to table in indoor part named “the specification of the power” to choose the wiring, make sure the
selected wiring not small than the date showing in the table.
• Select different colors for different wire according to relevant regulations.
• Do not use metal wire tube at the place with acid or alkali corrosion, adopt plastic wire tube to replace it.
• There must be not wire connect joint in the wire tube If joint is a must, set a connection box at the place.
• The wiring with different voltage should not be in one wire tube.
• Ensure that the color of the wires of outdoor and the terminal No. are same as those of indoor unit respectively.
11. TEST OPERATION
11.1 THE TEST OPERATION MUST BE CARRIED OUT AFTER THE ENTIRE INSTALLATION HAS BEEN COMPLETED.
11.2 PLEASE CONFIRM THE FOLLOWING POINTS BEFORE THE TEST OPERATION.
• The indoor unit and outdoor unit are installed properly.
• Tubing and wiring are correctly completed.
• The refrigerant pipe system is leakage-checked.
• The drainage is unimpeded.
• The ground wiring is connected correctly.
• The length of the tubing and the added stow capacity of the refrigerant have been recorded.
• The power voltage fits the rated voltage of the air conditioner.
• There is no obstacle at the outlet and inlet of the outdoor and indoor units.
• The gas-side and liquid-side stop values are both opened.
• The air conditioner is pre-heated by turning on the power.
11.3 TEST OPERATION
Set the air conditioner under the mode of “COOLING” by remote controller, and check the following points.
Indoor unit
• Whether the switch on the remote controller works well.
• Whether the buttons on the remote controller works well.
PART 4. INSTALLATION