When Unit Is Stopped Control Mode; Heater Control - Trane Mitsubishi Electric TPEFYP006MS140C Technical & Service Manual

[ VII Microprocessor Control ]
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 DRY 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.
Float SW
ON
OFF

7. Heater control

1. Control specifications and DIP S/W setting
Table 1 shows how the field-installed heater is controlled. Select the desired pattern in the table below, and set the DIP S/W
on the outdoor and indoor units as shown in Table 1. Table 2 shows Heater Control patterns #A and B.
Table.1
Outdoor unit
setting
DIP S/W OFF
In the case of:
TUHY/TURY:
SW4: 932 OFF
TUMY:
S/W5-4 OFF
DIP S/W ON
In the case of:
TUHY/TURY:
SW4: 932 ON
TUMY:
S/W5-4 ON
a
maintenance tool.
HWE1833B
15sec. 15sec.
In the water In the air
Condition of outdoor unit
N / A
Normal drive
Defrost drive
H/P drive
H/P stop
b c d Outdoor temp.
a/b/c/d are set by
15sec. 1min.30sec. 1min.30sec.
In the water Error
postponement
Ducted unit (TPEFYP-MS140C,
TPEFYP-MH142A,
TPEFYP-MH140A,
TPEFYP-MA143A,
TPFFYP-CS140A,
TPFFYP-RE140A)
DIP S/W3-4
OFF
(Indoor unit)
DIP S/W3-4
ON
(Indoor unit)
Normal drive Heater OFF
DIP S/W3-4
OFF
(Indoor unit)
Defrost drive
H/P drive
DIP S/W3-4
H/P stop
ON
(Indoor unit)
- 16 -
Drain pump
abnormal
NON duct unit
Heater control #A
(defrost/error:
Heater control #A
Heater OFF)
(defrost/error:
Heater control #A
Heater ON)
(defrost/error:
Heater ON)
Heater OFF
Heater control #A
(defrost/error:
Heater OFF)
Heater control #B
(defrost/error:
Heater control #B
Heater ON)
(defrost/error:
Heater ON)
GB