Gree CM100N1480, Service Manual

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GREE Multi Variable Air Conditioners Indoor Unit
84
Query Code Query Content Query Sub-item Level 2 Query Content
C11 Indoor unit quantity query in one-to-many control mode
C12 Temperature query for outdoor environment temperature sensor
C13 CAN2 bus line ID query
C14 Inlet-tube temperature query of IDU
C15 Outlet temperature query of IDU
C16 Opening degrees query of electronic expansion valve of IDU
n2 Capacity configuration ratio upper-limit query of outdoor and IDUs
n4 Highest capacity output limitation query
n6 Historical fault query ingress of ODU
01 Fault 1
02 Fault 2
03 Fault 3
04 Fault 4
05 Fault 5
A6 Unit cooling/heating function
A7 Outdoor silent mode
4.4.3 Parameter Settings
For parameter settings, users can set user parameters and engineering parameters of the unit. The
parameter setting method is as follows:
(1) After entering parameter query, switch the query code to "C00". Press and hold " " for
five seconds to enter the parameter setting status. The setting text is displayed and "P00"
blinks in the temperature area.
(2) Press " " to switch the setting code and select a unit parameter to be set (see Table 2.6 for
(3) parameters that can be set.
(4) Press " " to enter parameter settings. The current parameter value blinks in the timer
area. Press " " to change the parameter value.
(5) Press " " to confirm query and return to step 2.
(6) After entering engineering commissioning, the system automatically quits the engineering
commissioning status if no valid operations are performed within 20 seconds. To directly quit
the engineering commissioning status, press " ".
Table 2.6 Setting Parameters
Setting
Code
Setting Content Setting Value
P00 Invalid
P10 Master IDU settings
00: not changing the current settings
01: setting the corresponding IDU to master IDU
001-255: setting the IDU corresponding to *** to master IDU
P15
Power-down memory mode
settings 00: standby after power-down recovery
01: restoring the original status after power-down recovery
P17 Historical fault clearing
00: not cleared
01: cleared