Castle TSM-21 Diagnostic Manual - Manual (Page 53)

Castle Inc TSM-21 Diagnostic Manual v2 Page 53 of 63
4.
Label the three solenoids and remove the two hex nuts and lock washers that hold the
solenoids together. See Fig 31.
Clamp Solenoid
“Push In” rim while
pulling out air line
Router Solenoid
Drill Solenoid
Air OUT
Air IN Lines
Hex Nuts
Fig 31
The appearance of the solenoids may differ. See Appendix E, page 51 for equivalent illustration
for machines SN: 61076 and above.
5. Label then disconnect the "Air In" and "Air Out" lines of the solenoid to be replaced.
Note:
For SN: 61076 and above, label then disconnect the air lines then remove the
pneumatic fittings from the old solenoid with a 7/16” wrench
Note: Only disconnect the air lines of the solenoid you are replacing.
6.
Cut the electrical wires to the solenoid being replaced leaving an inch on the old sole-
noid.
7. Splice in and insulate the wires of the new solenoid, NOTE: polarity is not important.
8.
Reconnect the “Air In” and “Air Out” lines.
Note: For SN: 61076 and above, install the pneumatic fittings with a 7/16” wrench: Port #1
= Air IN, Port #2 = Air OUT, Port #3 = Exhaust muffler, then reconnect the air lines.