NANO 2 Series, Руководство по техническому обслуживанию

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Page 15
(Every 24,000 hrs or 4 Years
EXHAUST VALVE REPLACEMENT
O RING
VALVE DIAPHRAGM
EXHAUST VALVE BODIES
SILENCER
FIXING NUT
M5 SOCKET HEAD
SCREWS
3. Remove the 8x M5 socket head
screws and the 8x spring washers and
remove the exhaust valve
bodies and diaphragms from the inlet
(bottom) manifold.
(See Figure 2)
4. Replace the 2x diaphragms and 2x
exhaust valves from the service kit.
5.Replace the 8x M5 socket head
screws and spring washers and tighten
at a torque setting of 6Nm. Reattach
the 2x solenoid valves and 2x plugs.
(See Figure 2)
10. SERVICE ‘B’ INSTRUCTIONS
MODELS:
NBA- 110, 120
CVK-130 & EVK-130 & PVK-130
Figure 1.
Figure 2.
3
2
4
1
NOTE:
correct valve screw
tightening sequence shown.
1. Ensure the dryer is shutdown and
fully depressurized before attempt
-
ing any maintenance work. Refer to
CH. 6.MAINTENANCE GUIDELINES.
2. Unscrew the silencer fixing nut using
a 20mm pin spanner and remove the
O ring to release the silencer box from
the assembly.
(See Figure 1)
SILENCER
BOX