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Operation and Maintenance
Envistar Top 04-21
DSET.220501.07.en
Continuous product development may give rise to specification changes without notice.
Inspection hatches
WARNING!
Risk of personal injury.
Overpressure in unit.
Allow the pressure to drop before you open the inspection
doors.
WARNING!
Risk of personal injury.
The doors in front of moving parts shall normally be locked;
there are no contact guards.
During repairs/service, the inspection doors are locked with
the supplied keys.
Make sure that all doors are in place, that inspection doors
are closed and that lockable inspection doors are locked
before starting the unit and after repairs/service.
Cooling unit/Reversible heat pump
WARNING!
Risk of personal injury.
Hot surfaces can cause burns.
Working on/servicing the unit
–
Shut down the unit via the
service switch in the control equipment, then turn the safety
switch to the 0 position and lock it.
There may be several safety switches serving the different
parts of the unit. All safety switches must be switched off
and locked before repairs/service.
Wait at least 30 minutes before opening the compressor
inspection hatches.
Heating coil
WARNING!
Risk of personal injury.
Hot surfaces can cause burns.
Working on/servicing the unit
–
Shut down the unit via the
service switch in the control equipment, then turn the safety
switch to the 0 position and lock it.
There may be several safety switches serving the different
parts of the unit. All safety switches must be switched off
and locked before repairs/service.
Wait at least 5 minutes before opening the battery
inspection hatches.