"Diaphragm Test"
The solution to almost all problems can be found in the paint side valves, due to the increased wear from contact with the abrasive paint/spray materials. Intake valve (ref#
To eliminate the hydraulic side of the pump (piston / oil side of diaphragm) as a source of problems;
1.Remove the intake valve end cap (ref# 16) by removing the four cap screws (ref# 14). Set aside the spring (ref# 20 ).
2.Start unit.
3.Increase the pressure by turning the pressure control knob (ref# 71) clockwise to full pressure.
4. Put pressure on the center of the exposed diaphragm with the handle of a screwdriver or other blunt object.
NOTE: The diaphragm is located between the paint head (ref# 23) and the hydraulic head (ref# 51)
5.If you are:
TROUBLESHOOTING
SITUATION
POSSIBLE CAUSE (REMEDY)
ELECTRIC MOTOR WON'T START/RUN
1.Unit unplugged or building circuit fuse is blown. (check, replace or reset fuse)
16 |
14 |
51 |
23 |
H.E.R.O. INDUSTRIES | 15 | 1100C & 1100NC OWNERS MANUAL |