40
Corrections
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 screw driver 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 check-up and tests
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
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.
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