Gree VRF, Service Manual

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Gree VRF Protocol Gateway
1
User Notice
Dear customer:
Please read this manual carefully prior to installation and operation and strictly observe all
installation and operation instructions covered in the manual.
Special attentions shall be paid to the following marks:
WARNING!
This mark indicates operation, which if improperly performed, might lead to the death or serious
injury of the users.
CAUTION!
This mark indicates operation, which if improperly performed, might possibly result in damage to
the device.
WARNING!
(1) Installation shall be performed by the qualified personnel; otherwise it would result in a fire hazard or electric
shock.
(2) Do not place the plug of the power supply into the socket before it is dried and cleaned.
(3) Cut off the power supply before touching the electric element.
(4) Do not touch this device with wet hands; otherwise it would result in electric shock.
(5) Do use the power cable specified in this manual; otherwise it would result in a fire hazard.
(6) When the power cable is reversely connected or the power supply is beyond the rated range, it would result in
a fire hazard or even damages to this device.
(7) For PLUGGABLE EQUIPMENT, the socket-outlet shall be installed near the equipment and shall be easily
accessible.
(8) Do install this device inside the electric control cabinet which is located indoor and then is locked.
(9) Do install this device where it will not be subject to the electromagnetic interference or heavy dust.
CAUTION!
(1) Be sure the specified adaptor is used; otherwise this device would work improperly or even be damaged.
(2) Be sure this device is setup in place; otherwise it would result in communication fault.
(3) Be sure the communication line is connected to the correct interface; otherwise it would result in
communication fault.
(4) After connection, lines should be protected with insulating tape to avoid oxidation and short circuits.
(5) Risk of explosion if battery is replaced by an incorrect type, dispose of used batteries according to the
instructions.
(6) Normal working conditions for Gateway
：
①
Temperature : -20
～
60
℃
;
②
Humidity: less than 85%,except for the condensation of dew;
③
Location: indoor (it is highly recommended to install this product in the electric control cabinet), not subject to
direct sunlight, rain and snow etc.
(7) Graphics in the instruction manual are for reference only.