Memjet MACH 5 - Page 183

APPENDICES
181
DEPRIME SYSTEM
DPV: OPEN AIR
PUMP: ON
• Dual Pinch Valve
opens air inlet and
closed ink flow from
Tanks.
• As pump runs, air is
pulled into the
system and ink
travels back into the
Ink Tanks.
NOTE: When Head
Release button is
pressed the system only
does a partial deprime.
PRESSURE PRIME
DPV: CLOSED
PUMP: Runs backwards
(briefly)
• Forces ink out of
nozzles.
• Helps clear nozzles
of debris and air.
• Only occurs during
priming process.