Planmeca Compact I, Technical Manual

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Chapter H - FOOT CONTROL
H-4 Planmeca Compact i
PARTS REPLACEMENT & REPAIR
Technical Manual
1.5 Replacing the pedal assembly (new foot control model,
from serial number 826740)
a) Remove the foot control cover as described in section “Removing foot control cover” on page
H-1.
b) Remove the chair control assembly as described in section “Replacing chair control springs”
on page H-2.
c) Detach the foot control cable from the connector P1 on the foot control PCB.
d) Unscrew the four M4x10 DIN 7991 screws and remove the foot control PCB.
e) Unscrew the two M4x16 DIN 7991 screws that hold the bearing bar in position and remove
the bearing bar and the spring washer.
f) Remove the pedal assembly. (If necessary, screw in the pedal height adjuster screw on the
underside of the foot control, then lift the pedal assembly off the foot control.)
g) Remount the pedal assembly. Place the bearing bar to its position and secure it with the two
M4x16 DIN 7991 screws.
h) Eliminate the horizontal pedal play as described in section “Eliminating sideways play of the
foot control pedal” on page H-8.
i) Adjust the pedal tension as described in section “Adjusting tension and angle of the foot
control pedal” on page H-9.
j) Calibrate the sector plate and adjust the pedal height as described in section “Calibrating the
sector plate and adjusting the angle of the foot control pedal (new foot control model, from
serial number 826740)” on page H-11.
k) Put the foot control PCB back in position and secure it with the four M4x10 DIN 7991 screws.
Connect the foot control cable to the connector P1.
l) Secure the chair control assembly with the M4x10 DIN 7991 screws and remount the foot
control cover.
Fcntr
l1.eps
Bearing bar
M4x16 DIN 7991 screws
Height adjuster screw