Intermec ColorCoder V4 Service Manual page 46

2.2 Image Formation System, cont'd.
2.2:C Recovery Unit, cont'd.
Sequence
Head position sensor (PS9)
Head position sensor (PS8)
Head motor (M3)
BJ head
Motor running forward, sensor light blocking, clutch ON
Motor running backward
Sequence
Pressure cam position sensor (PS4)
Recovery pump position sensor (PS5)
Pump motor (M2)
Cam pressure release clutch (CL1)
Pressure clutch (CL2)
Head position sensor (PS9)
Head position sensor (PS8)
Head motor (M3)
Cap position sensor (PS6)
Cap position sensor (PS7)
Cap motor (M4)
BJ head
Motor running forward, sensor light blocking, clutch ON
Motor running backward
Sequence
Pressure cam position sensor (PS4)
Recovery pump position sensor (PS5)
Pump motor (M2)
Cam pressure release clutch (CL1)
Pressure clutch (CL2)
Motor running forward, sensor light blocking, clutch ON
Motor running backward
Intermec ColorCoder V4 – Service Manual Ed. 1
Basic Operation Sequence of the Head Cleaning
The basic operation sequence at the time of head cleaning is shown
below.
Basic operation sequence of cleaning 1
Preliminary discharge
position movement
59Pulse
Basic operation sequence of cleaning 2
Cam
Cam Ink
Wait
pressure
press-
pressurized
released
urized
0.4sec
8.5sec
0.4sec
Basic operation sequence of cleaning 3
Cam Waste ink
Waste ink
pressure suction started
suction
30sec
3.0sec
Chapter 2
Preliminary discharge
Figure 2-26
Waste ink suction / wiping
Wiping position
movement
6.0sec
20pulse 21pulse
Figure 2-27
Cam
Ink
pressure
Wait
pressure release
1.6sec 15sec
1.6sec
Figure 2-28
Operation and Timing
Cap position movement
86Pulse
Preliminary discharge
Preliminary
Cap position
position movement discharge
movement
86pulse
59pulse
Preliminary
Waste ink suction
Wiping
discharge
40sec
Cap position
movement
86pulse
completed
45