Kalerm KLM1601, Service Manual

Page: 29 / 96

Troubleshooting
27
3.7
3.7.2.1
3.7.2.2
3.7.2.3
3.7.3.1
3.7.3.2
3.7.2
3.7.3
3.10.1.1
3.10.1.2
3.7.4
3.8
3.8.1
3.8.2
3.8.3
3.9
3.9.1
3.10
3.10.1
Item Confirmation No. No. Cause Remedy Remarks Problem
Prob-
ability
1. Disassemble
dispenser valve
according to 4.2.9;
2. Disassemble
dispenser valve
according to 4.3.2;
3. Replace or repair
damaged components
according to dispenser
valve explosive view
8810101001
YES - replace damaged drainage
valve Drainage
damaged
3.7.1
No water
comes out
from water
export
3.7.1.4
YES - descale
NO - continue to 3.7.2.2
Coffee machine
needs descale
(deposit makes
pipes inside the
machine nearly
clogged )
The following should be repaired by dismatling the machine
Disassemble dispenser
valve 2W according to
4.2.13
Disassemble flow meter
and replace according
to 4.2.5
Disassemble
PCBA,replace and
repair according to
4.2.12
YES - repair or replace dispenser
valve 2W, item: 8810101004
NO - continue to 3.7.2.3
YES - connect or replace leakage
position
NO - continue to 3.7.2.4
YES - replace flowmeter
NO - continue to 3.7.3.2
YES - replace or repair PCBA,
item: 78000006
Dispenser valve
2W damaged and
does not work
(water dropped to
drip tray
)
Inside pipe
connector
damaged or
dropped (water
leaks to the table
)
Flowmeter
damaged,magne
nt does not work
Program or PCBA
damaged
The volume
of hot
water is too
little
The volume
of hot
water is too
much
Refer to3. 5.4
Hot water
temperatur
e is too low
The
process to
make hot
water
Refer to 3.10.1
Refer to3. 11.2
Refer to3. 5
Milk can
not be
sucked up
It is milk
lastead of
cream
during
cappuccin
o process
Problems
occur during
coffee
process
when
making
Cappuccino
The
process to
make
cappucci
no
The
procee to
make
Latte
All the
problems
refer to 3.8
Improper milk
YES - confirm if the milk is fresh
whole milk
NO - continue to 3.10.1.2
YES - clear or replace steam
nozzle, item: 79000056
NO - continue to 3.10.1.3
According to foam
rubber explosive view
8810101022
No steam,steam
nozzle clogged
(there is pumping
water noise inside
the machine-pump
works
)
The
process to
make hot
milk
Milk can
not be
sucked up