Tuttnauer 6671130, Operation & Maintenance Manual, Page: 94 / 143

MAN205-0195042EN Rev. A Aug. 2011
Page 88 of 137 pages
Symptoms
Possible causes check-ups and
tests
Corrections
12. The door does not
close.
(Applicable
to sliding
doors)
12.1 Low pressure at the air
supply line. 12.1 Set the air
pressure; 1.5 bar
12.2 CLOSE DOOR solenoid
valve transmitting air
pressure to the door
actuator is stuck or
damaged. 12.2 Fix or replace
solenoid valve.
12.3 Door drive actuator
damaged. 12.3 Fix or replace
actuator.
12.4 OPEN DOOR button is
defective. 12.4 Replace the button.
12.5 Control system trouble. 12.5 Replace the control
boards.
13. The door does not
seal.
(Applicable
to sliding
doors)
13.1 Low pressure at the air
supply. 13.1 Set the air
pressure; 1.5 bar
13.2 Low steam pressure at the
door gasket. 13.2 Set the steam
pressure; 1.5 - bar.
13.3 The pressure to gasket
pneumatic valve blocked or
damaged. 13.3 Fix or replace the
pneumatic valve.
13.4 The solenoid or pneumatic
valves, which control the
pressure or vacuum to
gasket stuck or damaged. 13.4 Repair or replace
the defective valve.
13.5 Control system trouble. 13.5 Replace the control
boards.
14. The door does not
open.
(Applicable
to sliding
doors)
14.1 Low pressure at the air
supply line. 14.1 Set the correct air
pressure (which
has to be
atmospheric
pressure).
14.2 Insufficient vacuum to
gasket, due to trouble with
the vacuum system. 14.2 See paragraph 2.
14.3 Gasket improperly seated or
damaged. 14.3 Mount the gasket
suitably or replace
it.
14.4 OPEN DOOR solenoid
valve transmitting air
pressure to the door
actuator is stuck or
damaged. 14.4 Repair or replace
the faulty valve.
14.5 Door drive actuator
damaged 14.5 Fix or replace
actuator.