Data Measurement; Compressor Information; Indoor Unit Information; Outdoor Unit Information - Mitsubishi Electric PUHZ-RP250YHA2 Service Manual

Data measurement

When the operation is stabilized, measure operation data as explained below.
(4) Press the [TEMP] buttons (
[Screen ]
(5) Select the type of data to be displayed.
After selecting, go to step (6).

Compressor information

button
MENU
Cumulative
operation time
[Display ]
COMP ON
x10 HOURS

Outdoor unit information

button
ON/OFF
Heat exchanger
temperature
[Display ]
OUTDOOR UNIT
H·EXC. TEMP

Indoor unit information

button
Indoor room
temperature
[Display ]
INDOOR UNIT
INLET TEMP
(6) Press the ( ) button to confirm the setting.
FILTER
[Display example for accumulated operating time]
Display
(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, triple and quadruple 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.
ON/OFF Number
COMP ON
x100 TIMES
Comp. discharge
temperature
OUTDOOR UNIT
OUTLET TEMP
Heat exchanger
temperature
INDOOR UNIT
H·EXC. TEMP
Blinking
After approx.
Waiting for response
10 seconds
).
button for 3 seconds or press the
TEST
[Twin]
Refrigerant
address=00
Outdoor
unit
Indoor unit Indoor unit
01 02
Remote
controller
91
Operating current
COMP ON
CURRENT (A)
Outdoor ambient
temperature
OUTDOOR UNIT
OUTDOOR TEMP
Filter operating
time
INDOOR UNIT
FILTER USE H
12,340 hours
Multi refrigerant system (group control)
Up to 16 refrigerant systems (16 outdoor units) can be
connected as a group by 1 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
button.
ON/OFF
Refrigerant
address
15
Outdoor Outdoor
unit unit
Indoor unit
01 01