IMER STEP 120, Operating, Maintenance, Spare Parts Manual

Page: 38 / 111

38
IMER INTERNATIONAL S.p.A.
STEP 120
FAULT CAUSE CORRECTIVE ACTION
Machine does not start,
compressor does not
start and the blue light
is OFF
Electric current
- No current delivered to connector of site panel
(fuses)?
- No power delivered to machine
(defective connector connection? loose cable?)
- Main swiitch not turned on
- The supply voltage is too high
- Check the fuses site
- Repair or replace
Insert
- To check that the supply voltage does not
exceed 260V
Machine does not start,
compressor does not
start, On the display is
visualized ---------------------
- The supply voltage is too high - To check that the supply voltage does not
exceed 260V
The machine starts but
stops immediately
BLOCC
ERR00
ERR04
Material
- Material binding properties low
(mortar pump seized?)
- Material too dry
- The supply of voltage during work is too high
-Empty the hopper, ensure that the screw
is not blocked. when the machine is clean,
restart with liquid cement taking care to mix
the solution with at least 400/500 kg of binder
per cubic metre:
- Bring the density of the material equal to
that of a plastering mortar by adding water
- Work with lower flow rates
- To reduce the speed and restart
Material flow to the gun
stops.
A red light illuminates on
the electrical panel
ERR03
ERR04
Clogging
- Material hose clogged
- Spray jet clogged
- Low level of binder in mix
- Sand not suitable for mix
(1*)
- Remove obstruction
- Connection to compressor detached
- Bodies in mix with too large section
- Use sand with constantly optimal particle
size curve.
CAUSE AND CORRECTIVE ACTION MONOPHASE