Catalog
11/05/21 B-75 Deletedseveralpartnumber.Onelesspage knoblochd
Damper Actuators
B-90
usa.siemens.com/hvac
Description
Used with
Pneumatic Actuator Models
Quantity Part No.
No.
3
No.
4
No.
6
No. 6
Tandem
Large
Capacity
LC
Replacement 147 Feedback Springs for Positioning Relay
Small Red.
•
•
•
•
•
•
147-290
Long Green.
•
•
•
•
147-291
2" Red.
•
●
147-105
Long Zinc Plate.
•
●
147-292
Blue.
• )
●
147-293
Zinc Pl. or Yell. Chr.
•
●
147-313
Actuator Service and Repair Accessories
No. 4 Cast Aluminum
Housing, Standard.
●
333-072
No. 4 Diaphragm for
High Ambient Temperature.
●
333-071
No. 6 Standard Replacement
Diaphragm.
● ●
333-572
Accessories & Service Kits