0 2700 CONTROL
GMV5 COMPACT MULTI VRF UNIT
SERVICE MANUAL
Indoor unit quantity
query in the system
network
Timer area: displays the number of IDUs in the system
network.
Preferential operation
query
00:Common
operation
01:Preferential
operation
Operation method:
InC06status,press MODEbutton to enter Preferential
operation query interface.Press∧or∨to switch the
IDU SN.
Display mode:
Temperature area: displays project number of current IDU
Timer area:displays the preferential operation setting
value of the current IDU
Indoor environment
temperature query
Operation method:
InC07status,press MODEbutton to enter the indoor
environment temperature query interface.
Press∧or∨to switch the IDU SN.
Display mode:
Temperature area: displays project number of current IDU
Timer area: displays the temperature value of the
environment temperature sensor after replenishment.
Prompt time query for
air filter cleaning
Timer area:displays the prompt time query for air filter
cleaning
Wired controller
address query
Timer area: displays the adrsess of the current wired
controller
Indoor unit quantity
query in one-to-many
mode
Timer area: displays the number of IDUs controlled by the
wired controller
Outdoor environment
temperature query
Timer area: displays the temperature value of the
environment temperature sensor of the master ODU.
Note:
a. In parameter query status, FAN, TIMER, SLEEP, and SWING are invalid. By pressing theON/OFFbutton,
users can return to the main interface but not power on/off the unit.
b. In parameter query status, signals of the remote controller are invalid.
3)User Parameter Settings
Engineering Parameters can be set in power-on of power-off status.
(1) Press and hold the FUNCTION button for five seconds to enter the user parameter query interface. The
temperature area displays C00. Press and hold the FUNCTIONbutton for another five seconds to entert the