Bomag BW 213 D-4, Operating Instructions, Maintenance Instructions

Page: 71 / 102

Every 500 operating hours
BOMAG
71
BW 213 D-4
Checking the refrigerant level
l
Start the engine.
Fig. 97
l
Switch the air conditioning (Fig. 97) on.
Fig. 98
l
Choose a cooling temperature with the rotary
switch for cabin heater (Fig. 98) in the blue
section.
l
Open the air outlet nozzles.
l
Check, whether the outflowing air is noticeably
cooler.
i
Note
The adjusted temperature must be below the actu-
al temperature inside the cabin, so that the com-
pressor will be switched on.
l
Open the hood.
Fig. 99
l
Check whether the white float (Fig. 99) inside
the inspection glass of the drier/collector unit
floats right at the top.
i Note
The refrigerant level is correct.
Fig. 100
l
If the white float (Fig. 100) inside the inspec-
tion glass of the drier/collector unit floats at the
bottom, inform the service department.
i
Note
The refrigerant level is not correct.
l
Refrigerant must be filled up, if necessary
check the air conditioning system for leaks.