AIRLESSCO TS1500 - Manual (Page 17)

Maintenance
3A1183D 17
NOTE: O-ring (207) is not required for safe pump opera-
tion.
10. Reassemble intake valve with new O-ring (227),
seat (212) and ball (214), Seat may be flipped over
and used on other side. Clean seat thoroughly.
11. Install intake valve on cylinder. If a wrench is used
torque as follows:
• 80 +/-5-ft-lb
If a wrench is not used, be sure intake valve is bottomed
out against cylinder.
12. Torque packing nut (202) down onto adjustment
spacer (228) 100 +/-10 in-lb.
Remove throat adjustment spacer (228) when pump
packings begin to leak after much use. Then tighten
packing nut down until leakage stops or lessens. This
allows approximately 100 gallons of additional operation
before a repacking is required.
Replacement of Electrical
Components
Pressure Control Assembly (Electrical
Control Board)
1. Unplug machine’s power cord.
2. Remove screws and lower the pressure control
assembly.
3. Disconnect all leads from pressure control assem-
bly.
4. Reassemble in reverse order.
Sensor
1. Remove the screws and lower the pressure control
assembly.
2. Disconnect sensor lead from the board.
3. Unscrew sensor from pressure control assembly
using a 3/4” wrench.
4. Reassemble in reverse order. Use PTFE tape on
the sensor threads prior to reinstalling it into the
pressure control assembly.
207
221
7582a
214
212
227
7570f
7569a
Always unplug the electrical cord before servicing the
machine.
202
228
7568a