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MPE 322 Spares 

 

Description

    

Part No. 

 

 
Actuator with  

 

421001 

Fixing screws 
 
 
22mm 3 Port 

 

421002 

Mid-Position  
Valve body. 
 

 

 

B

AB

A

PRODUCT INTERCHANGE WIRING GUIDE 

 
3-PORT MID-POSITION 
 

Landis & Gyr MA-V322
Honeywell V4073A
Danfoss DMV3M
Drayton Flowshare
Tower MP3
ACL 679H340

Orange

Grey

White or Brown

Blue

Green/Yellow

Hot Water ON

Hot Water Off

Heating ON

Neutral

Earth

White

Orange

Blue

Grey

AB

A

B

B

22MM

A

Landis & Gyr SK3

Randall HSA3

Potterton PMV3

Sunvic SD1701

Heating ON

Hot Water Off

Hot Water ON

Earth

Neutral

Grey

Blue

Orange

White or Brown

Grey

Blue

White

Orange

22MM

B

B

A

A

AB

MPE322

MPE322

Yellow

Orange

Blue

White

Switchmaster

Blue

Neutral

Earth

MPE322

AB

White

Hot Water ON

Hot Water Off

Heating ON

Grey

Orange

B

B

22MM

A

A

Green/Yellow

Red

Pump / Boiler 

Live

 

 

 
 

 

 

MYSON CONTROLS, MYSON LTD., EASTERN AVENUE, TEAM VALLEY, 

GATESHEAD, TYNE & WEAR, NE11 OPG 

SALES OFFICE No.: 0845-402-3434 

 

 

IN ACCORDANCE WITH OUR POLICY OF CONTINUAL PRODUCT IMPROVEMENT, WE RESERVE THE RIGHT TO AMEND THE SPECIFICATION OF THESE 

PRODUCTS WITHOUT PRIOR NOTIFICATION 

 

 

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