Gree R410A, Service Manual

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Super Free Match
Service Manual
INSTALLATION
116
‹ The electric installation should be carried out by the professional as instructed by the local laws,
regulations and also this manual.
‹ The air switch coupled with the leakage current protection switch must be equipped in the circuits, which
is of enough capacity and of both magnetic and thermal tripping functions in case of the short circuit and
overload.
‹ The power supply of the outdoor unit and all the BU modules should be separately.
‹ The electrical work should use a cable length enough to cover the entire distance with no connection. If it
is unavoidable, please make sure the connection should be reliable, the external forces will not act on the
wires and the joint is not bared. Otherwise it will cause electrical shock or fire etc.
‹ The power cable with the rated voltage and exclusive circuit for the air conditioning should be used.
‹ Do not pull the power cable by force after it is installed.
‹ The diameter of the power cable should be large enough and once it is damaged, it must be replaced by the
dedicated one.
7.5 Precaution of Laying Wires
1) Use a wire stripper to strip off about 25mm of the insulation layer at the end of the wires;
2) Loosen the screws on the terminal block of the air conditioner;
3) Use the pliers to bend the end of the wire into a ring shape corresponding the size of the screw;
4) Pass the screw through the wire ring and fix it onto the terminal block.
7.6 Electrical Wiring Work for Outdoor Unit
1) Knock the holes in the plate of the chosen direction with the hammer.
2) Place the rubber ring on the knockout hole.
3) Let the power cable and transmission line go through the knockout hole.
4) Connect the power cable of the outdoor unit to the L1, L2, L3, N terminals and as well as the ground
screw.
5) Connect the transmission line of the outdoor unit to the N(1), 2 terminals.
6) Fix the power cable and transmission line firmly by cable fixing clip.
7) Screw the coping plate, front side plate, right connection board, front connection board back.
8) Cover the through-holes with sealing materials to prevent the water, dust or small animals going into the
outdoor unit.
Caution!
‹ The transmission line and the power cable must be separated and separated with an interval of at least
2cm; otherwise it may be
result in communication problem.
‹ In order to protect the power cable and transmission line from damaging by the hole, the rubber ring
must be placed on the hole. Otherwise, it
may cause electrical shock or fire etc.
‹ The power wire and transmission line must be more than one meter away from televisions or radios
which can emit electromagnetic waves to prevent image interference or noise. Otherwise, the unit
maybe cannot work.