
HRX-MM-L012
Chapter 4 Service Procedure
4.3 Replacement procedure
HRGC Series
4-42
4.3.11 Replacement of 3-way proportional valve assembly
<HRGC001-
∗
5, HRGC002-
∗
5>
Table 4-22 Part number of service parts (3-way proportional valve assembly)
Part number
HRG-S0175
Removal
1.
Disconnect the wires of the temperature sensor.
[Key point]
For the disconnection of the wires of the temperature sensor, refer to “4.3.1
Replacement of temperature sensor”.
2.
Open the locking wire saddle and remove the connector [EV1] (option).
3.
Loosen the hose bands (3pcs) and disconnect the hoses.
4.
Remove the 3-way proportional valve assembly. (Fixing screw x 6)
z
When the piping is disconnected or connected, it is turned using a spanner/wrench.
When turning piping, be careful not to twist the wires of the temperature sensor and
3-way proportional valve assembly, as they can break.
z
The product must not be operated until the piping sealant is completely dry.
Otherwise, it can cause fluid leakage.
z
Check the hose is not twisted after connecting.
Fig. 4-21 Removal of 3-way proportional valve assembly
Front side
4.
Fixing
screw
3.
Hose band
Front
side
2.
Connector [EV1]
(option)
1.
Temp. sensor
3-way proportional
valve assembly
Locking wire saddle
Содержание HRGC001-A Series
Страница 6: ...HRX MM L012 Contents HRGC Series Contents 4 ...
Страница 15: ...HRX MM L012 Chapter 1 Safety Instructions HRGC Series 1 7 Material Safety Data Sheet MSDS 1 9 ...
Страница 16: ......
Страница 28: ...HRX MM L012 Chapter 3 Error Display and Remedy 3 4 Other Errors HRGC Series 3 8 ...
Страница 74: ...HRX MM L012 Chapter 4 Service Procedure 4 3 Replacement procedure HRGC Series 4 46 ...
Страница 92: ...HRX MM L012 Chapter 5 Service Parts List 5 3 Illustration of service parts HRGC Series 5 18 ...