Maintenance And Cleaning - TECHCON TS5540-MS User Manual

TS5540-MS Micro Spray Valve
User Guide
7.

MAINTENANCE AND CLEANING

Tool/Material required (one each):
•
Open-end wrench
•
Snap-ring pliers
•
Soft brush
•
Ring grease
•
Wooden dowel
Cleaning agent recommended: Isopropyl Alcohol or equivalent solvent.
7.1 Thorough Cleaning (See Figure 4.0)
1. Release fluid pressure at Fluid Reservoir.
2. Disconnect fluid line and valve air hoses from valve.
3. Remove Stroke Control Adjustment Knob (19) by rotating it
counterclockwise beyond the "Line Marker;" the knob is loosened
as it is pushed by the Compression Spring.
4. Remove the Compression Spring (1) and the two Mylar Washers
(18) on each end of the Compression Spring.
5. Remove the Locking Nut (8) and then pull the Air Cap (11) and
needle/tip (10) away from the Fluid Housing (7)
6. Using the open-end wrench to remove the Needle (tip) adapter (9);
replace O-ring (13) if it is damaged.
7. Hold Fluid Housing (7) and rotate the Air Cylinder (2)
counterclockwise. When completely un-threaded, pull the two
valve segments straight apart to separate.
8. Remove fluid inlet fitting from the fluid housing (7)
9. Using a soft brush to clean Fluid Housing (7), Needle/Piston
Assembly (17) and Needle (tip) adapter (9) with Isopropyl Alcohol
or equivalent solvent.
10. Lubricate O-ring (6) with grease then reassemble the Air
Cylinder/Needle Assembly (2) into Fluid Housing (7).
11