DFD6361-Maintenance.pdf - 第662页
F-92 4-1-1. Rem oving the mac hine outer cover Procedur es for re moving the mac hine outer c over CAUTION W he n y ou perform mai ntenance wi th the oute r cov er removed, observe the f ollow ing precauti on. If y ou st…
F-91
4-1. Replacing the Flowmeter
Operation flow
The procedure for replacing the flowmeter consists of the following steps.
4-1-1 Removing the machine outer cover
4-1-2 Replacing the flowmeter
4-1-3 Completion of replacing the flowmeter
Before replacement
Have on hand the following items for replacing the flowmeter.
Phillips screwdriver
2.5mm Allen wrench
4mm Allen wrench
14mm wrench
17mm wrench
F-92
4-1-1. Removing the machine outer cover
Procedures for removing the machine outer cover
CAUTION
When you perform maintenance with the outer cover removed,
observe the following precaution. If you stand the removed outer
cover against the machine, you may receive injury by the cover if it is
toppled by the earthquake or like that.
After taking off the outer cover for maintenance purposes, store it
sufficiently away from the working area.
Step No. Do This
1
Turn OFF the main switch and then pull out the key.
2
Turn OFF the circuit breaker at the left of the machine. Lock out
the circuit breaker lever with a padlock or the like.
3
Shut off the facility power supply.
4
Close the facility main valve of the wheel coolant water.
F-93
Procedures for removing the machine outer cover (Continued)
Step No. Do This
5
Remove the cover [U]. Then store it sufficiently away from the
working area.
- For the cover removal procedure;
See the section B-2-2, [Removing the Machine Outer Cover,
Monitor and Status Indicator] of Installation Manual.
ÿ
[U]
LEFT SIDE
Continued in the next section.