13. Reinstall the
valve coil and re-
taining nut. Reinstall
the valve stem cap.
14. Using a 14 mm
wrench, tighten the cap
to the stem.
15. Reinstall the valve.
16. Tighten
both fittings.
17. Reattach the power leads to the coil.
18. Replace the control board bracket.
19. Replace the machines surround and right side panel.
20. Replace the machines top panel.
9. Using a 22 mm
wrench, loosen the
valve stem from the
valve body.
10. Remove the valve
stem and plunger.
11. Inspect the plunger
for a damaged or worn
seal. Inspect the valve
stem and seat for
scale build-up. Re-
place as necessary.
12. Reinstall the
valve plunger and
stem. Reinstall the
stem to the valve
body.
Solution 2 - Inspect the auto-fill probe for scale build-up.
Important! - Before proceeding the following step must be accomplished:
Turn the machine off and depressurize the steam boiler.
1. Remove the machine’s top panel.
2. Locate the auto-steam probe near the center of the boiler.
3. Remove the white or black wire attached to the probe.
4. Using 17mm wrench, remove the probe from the boiler.
5. Inspect the probe for scale build-up due to hard water.
6. If scale build-up present, clean the probe with a fine-toothed file.
7. Reinstall the probe and wire.
8. Check for proper operation.
