Service Manual
1"
I-0220 Rev. 4
January 2018
Pressurematic
®
Pneumatic or Hydraulic High/Low Pressure Pilots
Servive Manual
1"
0.5"
I-0220 Rev. 4
Table of Contents
Section 1: Model and Spring Selection
1.1 Scope ............................................................................................................. 8
1.2 Reference Drawings ....................................................................................... 8
1.3 Schematic Diagram of Adjustments ............................................................... 8
Section 2: Adjustment Procedure
2.1 Set Point Adjustment ..................................................................................... 9
2.2 Range Screw Adjustment ............................................................................... 9
2.2.1 For cases with low and high set points .................................................. 9
2.2.2 For cases with low set point only ........................................................... 9
2.2.3 For cases with high set point only ....................................................... 10
Section 3: Pressurematic Set Point Adjustment
3.1 Cases with low and high set points ............................................................... 11
3.2 Cases with low set point only ........................................................................ 12
3.3 Cases with high set point only ...................................................................... 12
Table of Contents
January 2018
Section 4: Range Screw Adjustment
4.1 Procedure .................................................................................................... 13
Section 5: Range Verification Procedure
Section 6: Reassembly
Section 7: Modifying Pressurematic Assembly Type
7.1 Changing from P-AR to P-MR ........................................................................ 18
7.2 Changing from P-MR to P-AR ........................................................................ 18
Table of Contents
3
Operation and Adjustments
January 2018
Operation and Adjustments
Service Manual
I-220 Rev. 4
4
Operation and Adjustments
Servive Manual
I-0220 Rev. 4
Operation and Adjustments
January 2018
Operation and Adjustments
5
Operation and Adjustments
January 2018
Service Manual
I-220 Rev. 4
6
Operation and Adjustments
Servive Manual
I-0220 Rev. 4
Operation and Adjustments
January 2018
Operation and Adjustments
7
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