7. Maintenance
55
DA-650/-645/-640
Connect/D
isconnect the tube nozzle
The tube nozzle needs to be disconnected from tube for cleaning.
1
Disconnect the nozzle.
z
Loosen lock nut.
z
Remove adapter joint.
z
Loosen screw A.
z
Loosen screw B and C.
z
Remove the fitting.
z
Remove tube nozzle.
Connect the tube nozzle
Connect the nozzle as shown below.
1
Connect the nozzle.
z
Insert tube nozzle.
z
Tighten screw A.
z
Tighten screw B and C.
2
Connect lock nut and
adapter.
z
Fix the adapter with lock
nut tentatively.
z
Put on seal washer.
z
Put on wave washer.
z
Tighten the adapter
joint (with lock nut).
z
Tighten lock nut.
Note
Do not tighten the adapter nut and lock nut too hard.
Otherwise, the tube may be broken.
Summary of Contents for DA-640
Page 2: ......