User Guide

Technical Instructions RL 147 Positioning Relay
Document Number 155-038P25
April 1, 2005
Page 4 Siemens Industry, Inc.
Positioning Relay
Components
Figure 3. Construction of the RL 147 Positioning Relay.
Item Replacement
Part Number
Description Number
Require
d
Material
1 – Cover 1 Steel
2 – Plate 1 Zinc Die Casting
3 – Lever Assembly 1 –
4 – No. 8-32 Cover Screw 1 Steel
5 – Washer 1 Rubber
6 147-273 Pivot Screw 2 Stainless Steel
7 – No. 8-32 × 1/2“ Lg. Dual Pt. Set Screw 1 Steel
8 – No. 8-32 Palnut 1 Steel
9 – Diaphragm Assembly 1 –
10 – Start Point Adjustment Nut 1 Brass
11 – Start Spring 1 Music Wire
12 – Supply Valve Seat 1 Brass
13 – Supply Valve Spring 1 Phosphor Bronze
14 – Ball Assembly 1 Stainless Steel
15 – Bleed Port Gasket 1 Fiber
16 – Bleed Port 1 Brass
17 – Base 1 Zinc Die Casting
18 034-048 No. 6-32 × 5/8” Lg. Bind Hd Screw 2 Brass
19 147-297 Spring Guide 1 Steel
20 034-067K Span Adjustment Screw 1 Steel
21 – Feedback Arm 1 Steel
22 – Gasket 1 Fairprene