To prevent unnecessary breakdowns and excessive wear-and-tear,
your truck should be maintained at regular intervals.
Electric motor NEVER use a high-pressure/steam cleaner to clean the motor as this
can cause condensate to form.
The truck must be serviced twice a year by a GMR-approved
technician.
If the truck does not work properly, read the alarm code and contact an
authorised technician.
Error code:
14 Main relay does not crank due to pump start
16 / 22 Electronics overheating
28 Operating motors overheating
17 / 23 Battery voltage low
39 Main relay does not crank
47 Error in start sequence, forward/reverse selector switch
and accelerator, seat switch released
To cancel the error, try switching the forward/reverse selector switch to
neutral. Then switch the ignition switch to OFF and restart. If there is an
alarm code in the display all the time, you must contact an authorised
workshop.
For a full list of error codes in English, contact GMR maskiner.
The hydraulic system is generally maintenance-free. However, you
should replace hydraulic uid once a year or after 500 operating hours.
We recommend Shell Tellus Artctic 32 Hydraulic uid.
Hydraulic system
Gear motor
Lubricating mechanical
parts
Grease the ball bearings about six times a year.
Type SAE 80W90 gear oil must be changed after 500 hours of
operation or at least once a year.
Micro, Parker and Mini 0.25 litres
Multi, Evo and Maxi 0.50 litres