Search And Elimination Of Failures In Operation Of Front And Rear Wiper, Windscreen Washer, Acoustic Alarm - Belarus 1822.3 Operator's Manual

WARNING: AIR CONDITIONER DOES NOT OPERATE (DOES NOT COOL
DOWN) WHEN THE ENGINE IS OFF!
7.15.5.1 Air conditioner motor does not operate
) Check in SU operability of fuse element FU7 (25 ) of power supply of air condi-
tioner motor 2, in case of malfunction replace the motor.
b) By means of indicating lamp test power supply availability on electric motor
when switch S1 is on and "ground" availability on electric motor
plied replace the switch.
7.15.5.2 Air conditioner does not operate (no cooling effect) with the motor running
Check compressor clutch (YC, 9.2) operation. When switch S1 is turned the com-
pressor clutch should switch on in one of the positions (audible click). Otherwise by means
of multimeter check operability of pressure sensors module 9.3. Measuring unit outputs
(70 ) and (70 ) should be closed among themselves. If these outputs are not closed
replace pressure sensors module 9.3.
7.15.6 Search and elimination of failures in operation of front and rear wiper,
windscreen washer, acoustic alarm
7.15.6.1 Front wiper
) Check in SU operability of fuse element FU21 (15 ) of power supply of front
wiper 4, replace fuse element if it is faulty.
b) By means of indicating lamp test power supply availability on carrier socket of
wiper (wire 65 red or 65 green depending on the wiper speed chosen by means of under-
wheel switch SA6). If power is not supplied replace the switch. If power is supplied replace
the wiper.
7.15.6.2 Rear wiper
) Check in SU operability of fuse element FU6 (7,5 ) of power supply of rear wiper
5 and rear windscreen washer
b) By means of indicating lamp test power supply availability on wiper when switch
SA2 is on and availability of "ground" on wiper. If power is not supplied replace the switch
SA2. If power is supplied replace motor-reducer 5.
7.15.6.3 Windscreen washer
) Check operability of corresponding fuse element (FU21 and FU6) in SU. Replace
fuse element if it is faulty.
b) By means of indicating lamp test power supply availability on electric motor of
washer reservoir pump when windscreen washer switch is on and availability of "ground"
on electric motor ( 3 or
electric motor. If power is not supplied replace the corresponding switch.
7.14.6.4 Acoustic alarms
) Check in SU operability of fuse element FU16 (15 ) of power supply of acoustic
alarms, replace fuse element if it is faulty.
b) By means of indicating lamp test power supply availability on coil terminals
10.2) "85" of horn relay 10 when switch SA11 is on. If power is not supplied replace
switch. In case of relay actuation (relay audible click), replace acoustic alarms.
7.15.6.4 Acoustic alarms
) Check in SU operability of fuse element FU16 (15 ) of power supply of acoustic
alarms, replace fuse element if it is faulty.
b) By means of indicating lamp test power supply availability on coil terminals
10.2) "85" of horn relay 10 when switch SA11 is on. If power is not supplied replace
switch. In case of relay actuation (relay audible click), replace acoustic alarms.
4 does not work
5 does not work:
6, replace fuse element if it is faulty.
3 does not operate
6) of reservoir. If power is supplied replace windscreen washer
1 and 2 do not work
1 and 2 do not work
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2022.3-0000010 OM
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2. If power is not sup-
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