Cleaning Of The Archimedean Screw, Mixer, Ring Nut And Drawplate; Maintenance And Adjustment; Belt Stretching - Metcalfe TR 70 Manual De Instrucciones Para Uso Y Manutención

•remove power supply plug from power
mains socket;
•clean coated surfaces with soft cloth and
disinfect with alcohol;
•to clean internal parts of machine:
- turn the machine and lay it down on a
side;
- clean the internal parts with the help of a
soft cloth and blow with a compressed air
jet.
CAUTION: Do not clean the tank lid
with alcohol or other solvents.
6.2 CLEANING OF THE ARCHIMEDEAN SCREW,
MIXER, RING NUT AND DRAWPLATE
Eliminate the dough residue and wash the
pieces with water; you may use a soft brush
or a plastic egg-slice.
These elements can be thoroughly washed
in a dishwasher. Rinse and dry the mixer, the
Archimedean screw and the ring nut and
reassemble them on the machine.
The drawplate (Fig. 15
container with water when it is not in use.
For reasons of hygiene, please change
the water every day.

7. MAINTENANCE AND ADJUSTMENT

WARNING: Remember that all main-
tenance operations are hazardous if
you do not first disconnect the power
supply plug from power mains.
The points of the machine which need a
certain maintenance are the following: the
transmission gears, the dragging belt and
the mixer external support. Please carry out
the first maintenance after the first 100
hours and thereafter every 500 hours.
Mixer support: Use registered fats for foods
(USDA-H1) (in case of requirement contact
your local dealer).
Drive gears and chain: please use mineral
grease SAE MR3.
(Fig. 15)
) is to stay in a
A
27
A
Fig. 16

7.1 BELT STRETCHING

When performing the abovementioned
maintenance or when the machine is not
working properly, (loss of rounds) verify the
correct stretching of the transmission belt
(Fig. 16 ). Put the machine on one side
A
and make sure that the belt is sufficiently
stretched. If necessary, unscrew the
blocking motor screws (Fig. 16
push it downwards and stretch the belt
without exaggerating; then re-block the
screws.
Never use the machine with any mis-
sing, disassembled or open guards
and shields.
If servicing operations require repairs
to electrical system and/or replace-
ment of bearings or mechanical com-
ponents, call an expert technician or
your local dealer.
B
) and
B