Vacuum Pump Maintenance Schedule - Harvest Right Home Freeze Dryer Owner's Manual

20.
Toward the end of the freeze
dry cycle, the heaters will stay on
for six hours and then the process is
complete. The freeze dryer will beep
when it is finished. See Figure 3.
For additional questions and setup
instructions, refer to the detailed Harvest
Right Owner's Manual and User Guide,
page 8
beginning on
CHECKLIST: BEFORE EACH BATCH
• Drain valve closed
• Door clean
• Black rubber gasket (door seal)
clean. See Figure 4.
• Water drained from vacuum pump
oil (see page 27, How do I extend
the life of my vacuum pump oil?)
• Black insulator door pad in place
• Door closed, compressed tight,
and handle turned completely to
the right.
• Assure that oil level is above the
small circle in sight glass. See
Figure 5.

VACUUM PUMP MAINTENANCE SCHEDULE

MAINTENANCE
Drain off 1-2 tbsp of oil
Change oil
Power flush
Remove pump cover assembly
*The number of batches is contingent on the food you freeze dry, the thickness, length of batches, etc.

.
Beginning of every batch
Approx. 5-6 batches
Approx. 10-12 batches
Approx. 30-36 batches
Figure 3 - Freeze Dryer LCD Display
Complete message.
Figure 4 - Rinse
Rubber Gasket
Remove door rubber
gasket to rinse.
FREQUENCY
*
*
*
Figure 5 - Vacuum
Pump Sight Glass
Fill oil above the small
circle in the center.
INSTRUCTIONS
See pg 27, "How do I extend the
life of my vacuum pump oil?"
See pg 23, "Vacuum Pump
Maintenance, Oil Change"
See pg 24, "Vacuum Pump
Maintenance, Power Flush"
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