Every 6 Months
NOTE: Disconnect power to the machine at its source
before performing maintenance procedures.
1. Clean the water valve filters.
WARNING
Before you start cleaning the water filters, make
sure all water inlets to machine are closed.
W907
a. Turn off the water supply.
b. Unscrew the hoses at the back of machine.
c. Take out filter at center with pointed pliers.
d. Clean the filter and re-insert.
e. When reattaching the hoses, make sure the seals are seated
correctly.
f. Check water inlets for leaks.
g. Tighten the connections or replace the seals of inlet hose if
necessary.
2. If machine is fitted with a drain pump, make sure the pump
provides normal flow rate during draining. The drain pump
can be cleaned when it becomes clogged with foreign objects.
a. Drain all water from machine.
b. Disconnect machine from power supply.
c. Remove the front panel of cabinet by unlocking bolts. Re-
.
CHM2489N_SVG
2
1
1.
Bolts
2.
Pump lid
Figure 53
d. Slightly turn the pump lid until water starts flowing out,
making sure to catch the water.
e. Unscrew the lid and remove any foreign objects.
f. Reattach pump lid and front panel of cabinet.
3. Remove dust or dirt and verify functionality of the following:
a. Inverter cooling fin
WARNING
Before removing top or back panel of machine,
switch power off and wait for at least 10 mi-
nutes. Before starting inspection of frequency
inverter, check for residual voltage across
main circuit terminals. This voltage must be
below 30 VDC before you can access the inver-
ter for inspection.
W905
b. Motor cooling fins
c. Interior inverter ventilator (if present)
d. Exterior inverter ventilator (if present)
IMPORTANT: All torque joints must remain dry
(non-lubricated).
4. Check for belts for wear and inspect tightness. For recom-
mended values, refer to
.
Model
Torque, Hz
6.5 kg/ 14 lb. / 65 L
67 - 70
7.5 kg / 20 lb./ 75 L
67 - 70
10.5 kg / 25 lb./ 105 L
65 - 68
13.5 kg / 30 lb. / 135 L
79 - 83
18 kg / 40 lb./ 180 L
64 - 69
24 kg / 55 lb. / 240 L
72 - 75
28 kg / 70 lb. / 280 L
72 - 75
Table 38
5. Check the tightness of bolts. Refer to
.
Item
Bolt
Type
Torque, lb.
ft. [Nm]
Bolts of the dampers
M10
17.70 [24]
Bolts of the weight
M8
19.18 [26]
Door lock bolts
M5
1.84 [2.5]
Door handle central bolt
M6
6.49 [8.8]
Door hinge and front panel
bolts
M6
6.49 [8.8]
Anchoring bolts
M16
73.76 [100]
Table 39
continues...
Maintenance
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Part No. D1598ENR10
Summary of Contents for UY105 PRO
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