Product Manual

46
Corrections
23.1 Have a technician replace the multi-
purpose valve.
24.1 Have a technician replace the multi-
purpose valve.
25.1 Place one drop of oil between the silver
knob and the glass of the gauge. Turn the knob back and forth to work the oil onto the internal shaft.
25.2 Use a small screwdriver to adjust the
small screw in the center of the silver knob.
26.1 Have a technician replace the timer. 27.1 Have a technician replace the timer. 27.2 Timer must be turned past 10 minutes to
set hammer.
28.1 Follow the instructions in sec 8.5. 29.1 Follow instructions in sec 6.23. 30.1 Make sure pressure gauge reads 0 psi, and
then pull on the ring of the safety valve. This will relieve the vacuum in the chamber.
Possible Cause Checkup and Tests
23.1 The internal spring in the multi-purpose
valve has broken.
24.1 Poor maintenance will result in the multi-
purpose valve binding.
25.1 No lubrication on the needle shaft.
25.2 Internal spring is too tight.
26.1 Internal gearing has worn down. 27.1 The hammer on the timer bell has broken
off.
27.2 Timer was not turned far enough to set
hammer
28.1 Debris has lodged in the seat of the safety
valve.
29.1 The first step is to determine if it is rust or
dirt.
30.1 Unit was left to cool with the door closed
and a vacuum developed.
Symptom
23. Multi-purpose valve turns
backwards.
24. Multi-purpose valve does not
turn.
25. Red tracking needle on pressure
gauge is hard to set.
26. Timer does not time down. 27. Timer bell does not ring. 28. Safety valve is leaking. 29. Instruments are rusting. 30. Door will not open, closing
device is open.