Mitsubishi Electric PUZ-A18NHA2 Service Manual page 86

● Data measurement
When the operation is stabilized, measure operation data as explained below.
(4) Press the [TEMP] buttons (
B
[Screen ]
(5) Select the type of data to be displayed.
After selecting, go to step (6).
Compressor information
button
MENU
1
Cumulative
A
operation time
[Display ]
COMP ON
o10 HOURS
Outdoor unit information
button
ON/OFF
4
Heat exchanger
A
temperature
[Display ]
OUTDOOR UNIT
H·EXC. TEMP
Indoor unit information
button
Indoor room
7
temperature
A
[Display ]
INDOOR UNIT
INLET TEMP
(6) Press the ( ) button to check the setting.
FILTER
[Display example for accumulated operating time]
Display C
(7) Data is displayed on the display (at
To check the data for each item, repeat steps (5) to (7).
(8) To cancel maintenance mode, press the
■ Refrigerant address
Single refrigerant system
In the case of single refrigerant system, the refrigerant address
is "00" and no operation is required.
Simultaneous twin units belong to this category
(single refrigerant system).
[1:1]
Refrigerant
address=00
Outdoor
unit
Indoor unit
01
Remote
controller
and ) to select the desired refrigerant address.
2
ON/OFF Number
COMP ON
o100 TIMES
5
Comp discharge
temperature
OUTDOOR UNIT
OUTLET TEMP
Heat exchanger
8
temperature
INDOOR UNIT
H·EXC. TEMP
Flashing
After approx.
Waiting for response
10 seconds
C
).
button for 3 seconds or press the
TEST
[Twin]
Refrigerant
address=00
Outdoor
unit
Indoor unit Indoor unit
01 02
Remote
controller
3
Operating current
COMP ON
CURRENT (A)
6
Outdoor ambient
temperature
OUTDOOR UNIT
OUTDOOR TEMP
Filter operating
9
time
INDOOR UNIT
FILTER USE H
12,340 hours
Multi refrigerant system (group control)
Up to 16 refrigerant systems (16 outdoor units) can be con-
nected as a group by one remote controller. To check or set the
refrigerant addresses.
Refrigerant Refrigerant Refrigerant
address address address
00 01 02
Outdoor Outdoor
unit unit
Indoor unit Indoor unit Indoor unit
01 01
Remote
controller
86
button.
ON/OFF
Refrigerant
address
15
Outdoor Outdoor
unit unit
Indoor unit
01 01