[
VII
Microprocessor Control ]
- 19 -
HWE20150
GB
4. Heat
mode
(1) Same control as heat operation
The value "3°F" is modifiable from 1.8°F to 9°F by maintenance tool.
6. When unit is stopped control mode
1. Drain
pump
(1) Drain pump control
The drain pump turns ON for the specified amount of time when any of the following conditions is met:
1) ON for 3 minutes after the operation mode is switched from Cool or Drying to another operation mode (Fan).
2) ON for 6 minutes after the float switch is submerged in the water when the float switch control judges the sensor is in the water.
(2) Float switch control
Float switch control judges whether the sensor is in the air or in the water by turning the float switch ON/OFF.
In the water : Detected that the float switch is ON for 15 seconds.
In the air : Detected that the float switch is OFF for 15 seconds.
7. Heater control
1. Control specifications and DIP S/W setting
Table 1 shows the function settings the field-installed heater. Select the desired pattern in the table below, and set the DIP
SW on the outdoor and indoor units as shown in Table 1.
Table.1
Outdoor unit
setting
Condition of outdoor unit
PEFY-P-NMAU-E4
DIP S/W
(Indoor unit)*1
Heater control
SW3-2 SW3-4
Pattern
Defrost
Error
DIP S/W OFF
*3
N / A
OFF
-
Heater not Available
ON
OFF
Heater
Available
OFF
OFF
ON
ON
Heater
Available
ON
ON*2
DIP S/W ON
*3
Normal drive
OFF
-
Heater not Available
ON
OFF
Heater
Available
OFF
OFF
ON
ON
Heater
Available
ON
ON*2
Defrost drive
H/P drive
H/P stop
OFF
-
Heater not Available
ON
OFF
Heater
Available
OFF
OFF
ON
ON
Heater
Available
ON
ON*2
*1 Default settings: SW3-2 OFF, SW3-4 OFF
*2 Heater will not operate during all error modes.
*3 Please set function codes that are shown on outdoor unit service manuals (DIP S/W Functions).
*4 Heater On signal can not be output in the following cases for safety reasons.
- Return air temperature sensor fault (Error code: 5101)
- Indoor unit fan operation error (Error code: 4109)
- Indoor unit fan motor error (Error code: 4114)
- Transmission error (Error code: 6***, 7***)
- When heating mode is prohibited
- When demand control or capacity save is set to 0%
- During refrigerant recovery mode on PUMY system
- For a few minutes when change from thermo OFF to ON or ON to OFF in R2/WR2 system
ON
OFF
15sec.
15sec.
15sec.
1min.30sec.
1min.30sec.
Float SW
In the water
In the air
In the water
Error
postponement
Drain pump
abnormal
Normal drive
Defrost drive
H/P drive
H/P stop
C
o
ndi
ti
o
n of
O
/U
㪧㪸㫉㪸㫄㪼㫋㪼㫉㫊㩷
a/b/c/d are set by
㩷
maintenance tool.
a
b
c
d
Outdoor temp.
Содержание City Multi PEFY-P06NMAU-E4
Страница 1: ......
Страница 5: ...iv HWE20150 GB ...
Страница 7: ...HWE20150 GB ...
Страница 48: ......