Gree UML600H/A-MP Service Manual page 75

GREE
Type No.
13
14
15
16
Electrical 17
system
inspection
18
19
20
21
22
23
Communication
system
24
inspection
25
26
27
28
IDU installation
inspection
29
30
31
Inspection record before debugging
Inspection items
Is wiring method of power cable
correct? Is the wiring terminal firm?
Is the appearance of power cable in
good condition without exposure?
Is the power capacitance less than
the max power of the unit?
Under power outage condition, is
the electrical component inside the
electrical box loose?
Does the IDU and ODU wire
diameter meet unit design
requirement?
Does the circuit breaker and
leakage switch meet unit design
requirement?
Does the supply voltage, phase
sequence and frequence meet unit
design requirement?
Is the distance between power
cable and TV over 1m?
Are there strong electromagnetic
interference, dust, acid and alkaline
gas around the unit?
Does the communication wire
diameter meet unit design
requirement?
Is the communication of outdoor
master unit and IDU correct?
Is the communication connection
between IDU and wired controller
correct?
Communication cord and power
cord shall not be laied in the same
trunking, lay individually with
inflaming retarding hard PVC pipe,
and the parallel interval between
communication cord and strong wire
shall be over 20cm.
Any slope of 1/100 in drain pipe of
IDU?
Is the lifted height of drain pipe of
IDU below 85cm?
Is drain pipe of IDU smooth?
Are there U-shape water loop in
drain pipe of IDU?
Soft connection in air outlet/inlet of
IDU?
Air discharge outlet in drain pipe of
IDU?
Duct type Ducted Type Split Air-Conditioner Units
Reference value
Make sure the wiring is
correct and firm.
The appearance is in good
condition, exposure is not
allowed.
Greater than the max power
of the unit.
Loose is not allowed.
Refer to electric installation.
Refer to electric installation.
Consistent with unit
nameplate, fluctuation range
of voltage is within ±10%.
The distance between power
cable and TV shall be over
1m.
No battery interference, dust,
acid and alkaline gas around
the unit.
-
Tandem connection.
-
-
-
Water pump unit.
-
-
Duct type unit.
-
75
Pass or not Examiner