1. Servo Pilot
SFP-150 to 1500

2. 3 to 5 gallons per SCFM of compressor capacity
Receiver tank sizing
3 to 5 gallons per SCFM of compressor capacity
NOTE: The receiver tank should fluctuate a minimum of 10 psi or higher than SFP air outlet pressure.

3. Repair kit parts

4. 2’nd
Troubleshooting step.
Adjust the Servo pilot valve (reg)
all the way open ”120 psi”,
and then closed “20 psi”
1’st Troubleshooting step. Open the bypass.

5. 3’rd step
Attach a gauge to the Servo pilot (reg),
and cap the copper line on the control valve.
Test the Servo from all the way open ”120 psi”, and then closed “20 psi”
Always check the filter first. Is it clean?

6. The Servo Pilot is a precise adjustment control.
The best adjustment procedure:
Slow adjustments
bring 2 psi lower than the customer wants, and then adjust the 2 psi higher.
This valve is typically not repaired, just replace it.
It can be cleaned out in some cases.

7. Need the Spanner wrench

8. Pictures Jagemann Plating Company Manitowoc, WI 54221 SFP-500
S/N:
P/N:
Correct Tool
1” to 2 ½”
spanner wrench
Wrong wrench it scratches up a lot of Green paint, but it works.

9. A lot of white material
White Flux / Solder?
A very small pilot hole. Make sure it’s cleaned out.

10. # 4 - Balancing control Diaphragm
O-ring
# 4 - Balancing control Diaphragm

12. Formed Rubber seal

13. NOTE: Pressed in aluminum metal retaining ring
NOTE: Pressed in aluminum metal retaining ring. This holds the stem sealing O-ring that’s inside.

15. Service Kit – Included items:
ONE Piece
Service Kit – Included items:
ALL O-rings should be replaced, they develop flat spots.

16. Breather Vent Hole
Servo Pilot
Air IN
Air OUT

17. NOTE: The 2 large #4 piston O-rings are VERY VERY loose fitting !
This is how they were designed.
Take CAUTION when assembling the valve piston that you don’t cut these O-rings.

18. Air IN
Air OUT

19. Standard: Remote Pneumatic Control Panel

20. Maximum of 20 foot lbs of torque.
NOTE: Torque is VERY important, these bonnet screws should be tightened to 20 foot lbs.
Maximum of 20 foot lbs of torque.

21. Key # 20 balance diaphragm
Pilot Plug, and plug valve seats.

22. NOTE: this is a breather plug
NOTE: Torque is VERY important, this diaphragm should be handtight.
Approx 10 inch lbs of torque.
NOTE: this is a breather plug

23. NOTE: Torque is VERY important, this diaphragm should be handtight.
Approx 10 inch lbs of torque.

24. NOTE: Torque is VERY important, this diaphragm should be handtight.
Approx 10 inch lbs of torque.

28. NOTE: Torque is VERY important, this diaphragm should be handtight.
Approx 10 inch lbs of torque.

30. Connected to the Small Pilot Seat
Top
# 23 Nut
Bottom
# 24 Pilot Diaphragm
# 25 Plate
Connected to the Small Pilot Seat
# 14
Diaphragm Ring

32. Stem / Shaft seal