IPCGansow CT 230 BT 85 - The Head Does Not Descend; There Is no Suction

PLDC01938
REVISION 00
01/06/2011
TECHNICAL DEPT
Stavale
- date 05/09/2011 192/195
E2.1.5 The head does not descend
A
Correct the error as described in table E1.2.
1
Check there are no errors on the control panel
display, see paragraph E1.2.
B
If there are no errors, go to point 2.
A
If the fuse is burnt out, replace it.
2
Check the state of the fuse F2 protecting the
head actuator.
B
If the fuse is intact, go to point 3.
A
If the head descends, check the wear of the carbon
brushes and that the flange rotates freely, as
described in paragraph A1.3 - A3.3.
3
Disconnect the brush motors by means of the
connectors F1-F2, see paragraph A1.2, and
command descent of the brush head.
B
If it does not descend, go to point 4.
A
If there is a voltage of 36 V briefly (max. 3 secs), go
to point 5.
4
Check for a voltage of 36 V on positions D5
and D6 of connector D when the head lowering
or raising command is given, see paragraph
A2.1.
B
If there is no voltage, replace the control panel
board.
A
If the actuator functions correctly when powered
directly from the battery and the draw is correct, see
paragraph A2.2, go to point 6.
5
Remove and control the actuator as described
in paragraph A2.2 - A2.3 - A2.4.
B
If it does not turn when powered directly, replace the
actuator, see paragraph A2.3.
A
If the levers move effortlessly, go to point 7.
6
Check that the head raising assembly levers
slide and rotate without effort.
B
Otherwise repair/and or lubricate and go to point 8.
A
If the electrical connections are OK and there is
continuity, go to point 8.
7
Check the connections and wires powering the
actuator.
B
Otherwise restore continuity
A
If draw does not correspond to the values in the
table, replace the actuator.
8
Check the draw of the actuator as described in
paragraph A2.1
B
Otherwise replace the actuator.
E2.1.6 There is no suction
A
If the hose is dirty or damaged, clean or replace it
1
Check that the suction hose is clean and in
good condition
B
Otherwise go to point 2
A
If everything is OK, go to point 3.
2
Check that the metal clip is tight and verify the
seal of the gasket in the dirty water drain hose.
B
Otherwise tighten the clip and/or replace the gasket.
A
If everything is OK, go to point 4.
3
Check the cleanliness and state of the rubber
cap gasket, lid and lid gasket.
B
Clean or replace the dirty or damaged gaskets
and/or caps.
A
If everything is OK, go to point 5.
4
Check that the squeegee blades are clean, in
good condition and correctly regulated.
B
Otherwise replace the blades and/or adjust the
squeegee, see paragraph B2.5 - B2.6.
A
If OK, go to point 6
5
Check the tightness of the connection between
the suction motor and the dirty water tank and
the state of the seal gaskets, see paragraph
B1.2
B
Replace the gaskets and/or tighten the screws P
correctly, see paragraph B1.2.
A
If the tank is in good condition, go to point 7
6
Check the state of the tank and free from
damage or holes.
B
If the tank is damaged, replace it.
7
Check suction motor draw without load and
with the suction hose capped, see paragraph
B1.1.
A
Check the suction motor.